Country: Indonesia

Number of People Groups

778

People Groups Unreached

220

Total Population

255,075,000

Unreached Population

155,689,000

% Professing Christian

12.9%

% Evangelical

2.8 %

Largest Religion

Official Language

10/40 Window

Click column headings for sorting ▲▼
Photo People Group Population
this Country
Global
Population
Progress
Scale
Primary Language Primary Religion % Professing
Christian
%
Evangelical
Indigenous
Abui, Barue 16,000 16,000 Abui Christianity 50.0 % 4.0 %
 Abun, Karon Pantai 4,000 4,000 Abun Christianity 60.0 % 4.0 %
 Acehnese 4,477,000 4,558,000 Aceh Islam 0.0 % 0.0 %
Adang 3,700 3,700 Adang Christianity 70.0 % 4.0 %
Adonara 109,000 109,000 Adonara Christianity 70.0 % 6.0 %
 Aghu 4,600 4,600 Aghu Christianity 70.0 % 4.0 %
 Aikwakai, Sikaritai 1,100 1,100 Sikaritai Christianity 55.0 % 3.0 %
Airoran, Adora 1,400 1,400 Airoran Christianity 65.0 % 3.0 %
Aiso, Kais 1,000 1,000 Kais Christianity 68.0 % 5.0 %
 Aji 16,000 16,000 Haji Islam 0.0 % 0.0 %
 Alas 87,000 87,000 Batak Alas-Kluet Islam 0.0 % 0.0 %
Alorese 40,000 40,000 Alor Islam 14.0 % 4.0 %
 Alune, Sapalewa 22,000 22,000 Alune Christianity 80.0 % 6.0 %
Amahei Unknown 80 Amahai Islam 35.0 % 12.0 %
 Amanab 5,500 12,000 Amanab Christianity 65.0 % 5.0 %
Amarasi 75,000 75,000 Amarasi Christianity 90.0 % 6.0 %
Ambai 13,000 13,000 Ambai Christianity 70.0 % 4.0 %
Ambelau 8,400 8,400 Ambelau Islam 6.0 % 3.0 %
Amber, Waigeo 600 600 Waigeo Christianity 91.0 % 4.0 %
Amberbaken, Dekwambre 9,700 9,700 Mpur Christianity 70.0 % 5.0 %
 Ambonese 308,000 358,000 Malay, Ambonese Christianity 70.0 % 40.0 %
 Americans, U.S. 19,000 186,762,000 English Christianity 85.0 % 7.0 %
 Ampanang 38,000 38,000 Ampanang E Ethnic Religions 0.0 % 0.0 %
Anakalangu 16,000 16,000 Anakalangu Christianity 55.0 % 6.0 %
Andio, Masama 2,500 2,500 Andio Islam 22.0 % 3.0 %
 Aneuk Jamee 70,000 70,000 Minangkabau Islam 0.1 % 0.0 %
Ansus 7,100 7,100 Ansus Christianity 90.0 % 4.0 %
Anus 400 400 Anus E Ethnic Religions 0.0 % 0.0 %
 Arab, general 266,000 1,844,000 Arabic, North Levantine Spoken Islam 4.0 % 0.1 %
Aralle-Tabulahan 19,000 19,000 Aralle-Tabulahan Christianity 55.0 % 3.0 %
Arandai, Jaban 1,500 1,500 Arandai Christianity 65.0 % 6.0 %
Arguni 200 200 Arguni E Ethnic Religions 15.0 % 2.0 %
As 400 400 As E Ethnic Religions 44.0 % 5.0 %
Asienara, Buruwai 5,200 5,200 Buruwai Christianity 65.0 % 2.0 %
 Asilulu 12,000 12,000 Asilulu Islam 5.0 % 0.5 %
 Asmat, Casuarina Coast 13,000 13,000 Asmat, Casuarina Coast Christianity 80.0 % 4.0 %
Asmat, Central 15,000 15,000 Asmat, Central Christianity 80.0 % 8.0 %
Asmat, Northern 1,400 1,400 Asmat, North Christianity 80.0 % 3.0 %
Asmat, Yaosakor 2,800 2,800 Asmat, Yaosakor Christianity 68.0 % 4.0 %
Auye 500 500 Auye Christianity 60.0 % 5.0 %
Awbono 400 400 Awbono Christianity 70.0 % 10.0 %
Awera 200 200 Awera Christianity 55.0 % 4.0 %
Awyi, Awye 400 400 Awyi Christianity 70.0 % 4.0 %
Awyu, Jair 2,800 2,800 Awyu, Jair Christianity 72.0 % 6.0 %
 Awyu, Nohon 9,200 9,200 Awyu, Central Christianity 65.0 % 9.0 %
Awyu, South 12,000 12,000 Awyu, South Christianity 70.0 % 4.0 %
Ayamaru, Brat 31,000 31,000 Mai Brat E Ethnic Religions 4.0 % 1.8 %
 Babar, North 1,200 1,200 Babar, North Christianity 70.0 % 3.0 %
 Babar, Southeast 5,200 5,200 Babar, Southeast Christianity 70.0 % 3.0 %
Baburiwa, Barua 700 700 Eritai Christianity 72.0 % 3.0 %
 Baduy, Kanekes 26,000 26,000 Badui E Ethnic Religions 0.0 % 0.0 %
Bagusa 400 400 Bagusa E Ethnic Religions 12.0 % 1.0 %
Baham, Patimuni 1,700 1,700 Baham Christianity 65.0 % 2.0 %
Bahau 22,000 22,000 Bahau E Ethnic Religions 10.0 % 3.0 %
 Bahonsuai 300 300 Bahonsuai Islam 4.0 % 0.5 %
 Bajau 175,000 175,000 Bajau, Indonesian Islam 0.0 % 0.0 %
 Bakumpai 173,000 173,000 Bakumpai Islam 2.0 % 0.0 %
Balaesan 4,100 4,100 Balaesang Islam 0.0 % 0.0 %
Balantak 35,000 35,000 Balantak E Ethnic Religions 20.0 % 5.0 %
 Baliaga, Highland Bali 58,000 58,000 Bali Hinduism 0.0 % 0.0 %
 Balinese 3,813,000 3,819,000 Bali Hinduism 1.5 % 0.2 %
 Bambam, Pitu Ulunna Salu 34,000 34,000 Bambam Christianity 70.0 % 4.5 %
Banda, Eli-Elat 4,600 4,600 Banda Islam 0.5 % 0.1 %
 Banggai 165,000 165,000 Banggai Islam 40.0 % 10.0 %
 Bangka 418,000 418,000 Bangka Islam 0.5 % 0.0 %
 Banjar 4,470,000 5,742,000 Banjar Islam 0.0 % 0.0 %
Bantik 3,300 3,300 Bantik Christianity 80.0 % 11.0 %
Bapu 2,800 2,800 Anasi Christianity 65.0 % 5.0 %
Barakai, Workai 4,800 4,800 Barakai Islam 12.0 % 1.0 %
Barapasi 3,400 3,400 Barapasi E Ethnic Religions 30.0 % 4.0 %
Baras 400 400 Baras Islam 0.0 % 0.0 %
Basap, Bulungan 17,000 17,000 Basap E Ethnic Religions 35.0 % 3.0 %
Baso 400 400 Abinomn Christianity 60.0 % 3.0 %
Batak Angkola 1,157,000 1,157,000 Batak Angkola Islam 40.0 % 6.0 %
Batak Dairi 1,914,000 1,914,000 Batak Dairi Christianity 79.0 % 9.0 %
Batak Karo 925,000 925,000 Batak Karo Christianity 70.0 % 11.0 %
Batak Pakpak 53,000 53,000 Batak Dairi Christianity 70.0 % 6.0 %
Batak Simalungun, Batta 1,535,000 1,535,000 Batak Simalungun Christianity 65.0 % 9.0 %
Batak, Silindung 531,000 531,000 Batak Toba Christianity 97.0 % 10.0 %
 Batak, Toba 2,324,000 2,325,000 Batak Toba Christianity 97.0 % 12.0 %
Bati 5,200 5,200 Bati Islam 0.0 % 0.0 %
Batu, Nias 29,000 29,000 Nias Christianity 65.0 % 4.0 %
Batui 3,400 3,400 Batui Islam 10.0 % 4.0 %
 Bauri, Bauzi 2,100 2,100 Bauzi Christianity 60.0 % 6.0 %
 Bawean 98,000 180,000 Madura Islam 0.5 % 0.0 %
 Bayono 100 100 Bayono Islam 0.0 % 0.0 %
Bedoanas 200 200 Bedoanas Christianity 60.0 % 5.0 %
Behoa, Bada 11,000 11,000 Behoa Christianity 60.0 % 3.0 %
Beketan, Bakatan 700 1,000 Bukitan Christianity 60.0 % 4.0 %
Belagar, Tereweng 19,000 19,000 Blagar E Ethnic Religions 5.0 % 1.5 %
 Belide 81,000 81,000 Musi Islam 0.0 % 0.0 %
 Belitung 108,000 108,000 Malay Islam 0.1 % 0.0 %
 Bengkulu 80,000 80,000 Malay, Central Islam 0.0 % 0.0 %
Bengoi, Isal 500 500 Benggoi E Ethnic Religions 14.0 % 3.0 %
 Bentong 31,000 31,000 Bentong Islam 3.0 % 0.4 %
 Berau 13,000 13,000 Malay, Berau Islam 0.0 % 0.0 %
 Berik 1,600 1,600 Berik Christianity 65.0 % 3.0 %
 Besemah 723,000 723,000 Malay, Central Islam 1.5 % 0.0 %
Betaf 700 700 Betaf Christianity 72.0 % 5.0 %
 Betawi 5,417,000 5,417,000 Betawi Islam 9.0 % 1.9 %
Biak, Numfor 38,000 38,000 Biak Christianity 90.0 % 8.0 %
Biga 400 400 Biga Christianity 70.0 % 3.0 %
Biksi 400 700 Yetfa Christianity 73.0 % 22.0 %
Bilba 8,700 8,700 Bilba Christianity 85.0 % 3.0 %
Bintauna 14,000 14,000 Bintauna Islam 1.0 % 0.2 %
 Biritai 400 400 Biritai Christianity 64.0 % 2.0 %
Boano 5,500 5,500 Boano Islam 30.0 % 6.0 %
Bobongko 1,900 1,900 Bobongko Islam 30.0 % 4.0 %
Bobot, Atiahu 7,800 7,800 Bobot Islam 34.0 % 4.0 %
 Bolango 29,000 29,000 Gorontalo Islam 2.8 % 1.9 %
Bolano 3,400 3,400 Boano Islam 0.4 % 0.1 %
Bolongan 37,000 37,000 Bolongan Christianity 75.0 % 4.0 %
Bonefa, Nisa 800 800 Nisa Christianity 70.0 % 5.0 %
 Bonerate 14,000 14,000 Bonerate Islam 0.1 % 0.0 %
Bonerif 200 200 Beneraf Christianity 63.0 % 5.0 %
Bonfia, Masiwang 1,500 1,500 Masiwang Christianity 90.0 % 4.0 %
Bonggo, Armopa 900 900 Bonggo Christianity 90.0 % 4.0 %
Borai 1,500 1,500 Hatam Christianity 65.0 % 5.0 %
 British 13,000 49,252,000 English Christianity 70.0 % 5.0 %
Budong-Budong, Tangkou 100 100 Budong-Budong Islam 2.0 % 0.0 %
 Bugis 6,406,000 6,440,000 Bugis Islam 0.0 % 0.0 %
 Bukar Sadong, Tebakang 11,000 79,000 Bidayuh, Bukar-Sadong E Ethnic Religions 15.0 % 1.0 %
Bukat 700 700 Bukat E Ethnic Religions 4.0 % 0.6 %
Bulango, Bulanga-Uki 22,000 22,000 Bolango Islam 4.0 % 1.0 %
Buli 3,200 3,200 Buli Islam 34.0 % 4.0 %
 Bunak, Mare 23,000 86,000 Bunak E Ethnic Religions 5.0 % 0.5 %
 Bungku 33,000 33,000 Bungku Islam 0.0 % 0.0 %
 Buol 104,000 104,000 Buol Islam 0.0 % 0.0 %
Burate 200 200 Burate E Ethnic Religions 10.0 % 2.0 %
 Buru, Boeroe 48,000 48,000 Buru E Ethnic Religions 12.0 % 2.0 %
Burusu 5,100 5,100 Burusu E Ethnic Religions 30.0 % 1.0 %
Busami 1,000 1,000 Busami E Ethnic Religions 14.0 % 8.0 %
Busoa 2,900 2,900 Busoa Islam 4.0 % 1.5 %
 Campalagian 72,000 72,000 Campalagian Islam 1.0 % 0.0 %
 Cia-Cia, South Butonese 95,000 95,000 Cia-Cia Islam 2.0 % 0.0 %
Citak Asmat, Cicak 13,000 13,000 Citak Christianity 60.0 % 4.0 %
Citak, Tamnin 400 400 Citak, Tamnim Christianity 68.0 % 3.0 %
Dabe 500 500 Dabe Christianity 68.0 % 4.0 %
 Dai 900 900 Dai Christianity 70.0 % 4.0 %
Dakka 2,300 2,300 Dakka Islam 8.0 % 2.0 %
Damal, Amung 18,000 18,000 Damal Christianity 98.0 % 8.0 %
Damar, East 4,000 4,000 Damar, East Christianity 60.0 % 5.0 %
Damar, West 1,300 1,300 Damar, West Christianity 60.0 % 4.0 %
 Dampelas 11,000 11,000 Dampelas Islam 0.1 % 0.0 %
 Dani, Lower Grand Valley 18,000 18,000 Dani, Lower Grand Valley Christianity 85.0 % 15.0 %
Dani, Mid Grand Valley 72,000 72,000 Dani, Mid Grand Valley Christianity 85.0 % 8.0 %
 Dani, Upper Grand Valley 27,000 27,000 Dani, Upper Grand Valley Christianity 80.0 % 7.0 %
 Dani, Western 249,000 249,000 Dani, Western Christianity 90.0 % 11.0 %
 Dao 400 400 Dao Christianity 70.0 % 1.0 %
 Davelor, Dawera-Daweloor 1,400 1,400 Dawera-Daweloor Christianity 66.0 % 5.0 %
 Daya 87,000 87,000 Lampung Api Islam 0.0 % 0.0 %
 Dayak, Dohoi Ot Danum 89,000 89,000 Ot Danum E Ethnic Religions 14.0 % 9.0 %
 Dayak, Kaninjal 37,000 37,000 Keninjal E Ethnic Religions 44.0 % 3.0 %
 Dayak, Kendayan 361,000 376,000 Kendayan E Ethnic Religions 45.0 % 12.0 %
 Dayak, Lawangan 125,000 125,000 Lawangan Islam 5.0 % 0.0 %
 Dayak, Maanyak, Ma'anyan 181,000 185,000 Ma'anyan E Ethnic Religions 25.0 % 3.0 %
 Dayak, Malayic 668,000 668,000 Malayic Dayak Islam 20.0 % 5.0 %
 Dayak, Ngaju, Biadju 1,094,000 1,094,000 Ngaju Christianity 80.0 % 9.0 %
 Dayak, Pasir 163,000 163,000 Lawangan Islam 3.0 % 1.5 %
Dayak, Taman 34,000 34,000 Taman E Ethnic Religions 10.0 % 1.0 %
Dayak, Tawoyan 34,000 34,000 Tawoyan E Ethnic Religions 15.0 % 2.0 %
 Dayak, Tidung 30,000 58,000 Tidong E Ethnic Religions 7.0 % 0.1 %
Dayak, Tunjung 56,000 56,000 Tunjung E Ethnic Religions 20.0 % 3.0 %
 Deaf Unknown 0 Indonesian Sign Language Islam 18.0 % 0.9 %
Dela-Oenale 8,600 8,600 Dela-Oenale Christianity 55.0 % 4.0 %
Dem 1,600 1,600 Dem Christianity 65.0 % 1.0 %
Demisa 700 700 Demisa Christianity 65.0 % 6.0 %
Demta 1,600 1,600 Sowari Christianity 65.0 % 3.0 %
 Dengka 24,000 24,000 Dengka Christianity 80.0 % 6.0 %
Diuwe 100 100 Diuwe Islam 0.0 % 0.0 %
Dobel, Kobroor 6,100 6,100 Dobel Christianity 75.0 % 4.0 %
 Dondo 16,000 16,000 Dondo Islam 0.0 % 0.0 %
Dou, Edopi 1,600 1,600 Edopi Christianity 65.0 % 4.0 %
 Duano 18,000 22,000 Duano Islam 2.0 % 0.5 %
Dubu 300 300 Tebi Christianity 67.0 % 2.0 %
 Duri 156,000 156,000 Duri Islam 2.0 % 0.0 %
Duriankere 200 200 Duriankere Christianity 70.0 % 5.0 %
 Dusan, Kwijau 9,900 21,000 Kuijau E Ethnic Religions 20.0 % 4.0 %
 Dusun Deyah 34,000 34,000 Dusun Deyah E Ethnic Religions 30.0 % 4.0 %
Dusun Malang 5,200 5,200 Dusun Malang E Ethnic Religions 35.0 % 2.0 %
Dusun Witu 6,000 6,000 Dusun Witu E Ethnic Religions 22.0 % 6.0 %
 Dutch 16,000 13,610,000 Dutch Non-Religious 44.0 % 3.0 %
Duvele, Duvre 1,200 1,200 Duvle Christianity 65.0 % 4.0 %
 Eipomek 4,600 4,600 Eipomek Christianity 65.0 % 5.0 %
Ekagi, Ekari 160,000 160,000 Ekari Christianity 95.0 % 9.0 %
Embaloh, Mbaloh 14,000 14,000 Embaloh E Ethnic Religions 10.0 % 4.0 %
 Emplawas 300 300 Emplawas Christianity 55.0 % 4.0 %
Emumu, Emem 2,400 2,400 Emem Christianity 73.0 % 2.0 %
 Ende, Endehnese 121,000 121,000 Ende Christianity 60.0 % 5.0 %
Engganese 1,900 1,900 Enggano Christianity 75.0 % 4.0 %
 Enim 130,000 130,000 Malay, Central Islam 1.0 % 0.0 %
 Enrekang 76,000 76,000 Enrekang Islam 0.0 % 0.0 %
Erokwanas 300 300 Erokwanas E Ethnic Religions 10.0 % 2.0 %
Fayu 1,500 1,500 Fayu Christianity 65.0 % 6.0 %
 Filipino, Tagalog 80,000 36,207,000 Tagalog Christianity 99.0 % 8.0 %
Fordat, Fordate 64,000 64,000 Fordata Islam 15.0 % 1.0 %
 French 5,400 41,867,000 French Christianity 80.0 % 4.0 %
 Fuau 400 400 Foau Christianity 65.0 % 6.0 %
Galela, Halmahera 114,000 114,000 Galela Christianity 55.0 % 3.0 %
Galoli 14,000 29,000 Galolen E Ethnic Religions 14.0 % 5.0 %
Gamkonora 2,300 2,300 Gamkonora Islam 10.0 % 3.0 %
Gane 4,900 4,900 Gane Islam 0.0 % 0.0 %
 Gayo 384,000 384,000 Gayo Islam 0.0 % 0.0 %
Gebe, Umera 3,300 3,300 Gebe Islam 5.0 % 3.0 %
 German 5,300 64,735,000 German, Standard Christianity 80.0 % 5.0 %
 Geser-Gorom 35,000 35,000 Geser-Gorom Islam 6.0 % 1.0 %
Gilika 1,100 1,100 Yale, Kosarek Christianity 60.0 % 2.0 %
Goliath, Oranje-Gebergte 5,700 5,700 Una Christianity 68.0 % 5.0 %
Gorap 1,400 1,400 Gorap E Ethnic Religions 1.0 % 0.1 %
 Gorontalo 1,095,000 1,095,000 Gorontalo Islam 1.8 % 0.0 %
Gresi 3,900 3,900 Gresi E Ethnic Religions 20.0 % 4.0 %
Hahutan, Iliun 2,000 2,000 Iliuun E Ethnic Religions 15.0 % 2.0 %
Hamap 1,600 1,600 Hamap Christianity 80.0 % 4.0 %
 Han Chinese, Cantonese 304,000 77,743,000 Chinese, Yue Non-Religious 9.0 % 5.0 %
 Han Chinese, Hakka 1,081,000 43,196,000 Chinese, Hakka Buddhism 29.0 % 6.0 %
 Han Chinese, Mandarin 1,827,000 860,021,000 Chinese, Mandarin Non-Religious 35.0 % 8.0 %
 Han Chinese, Min Dong 34,000 10,377,000 Chinese, Min Dong Non-Religious 9.0 % 5.0 %
 Han Chinese, Min Nan 1,448,000 56,699,000 Chinese, Min Nan E Ethnic Religions 35.0 % 5.0 %
 Haruku 27,000 27,000 Haruku Islam 4.0 % 1.2 %
Hatam, Tinam 21,000 21,000 Hatam Christianity 65.0 % 5.0 %
Helong 26,000 26,000 Helong Christianity 55.0 % 5.0 %
 Hindi 88,000 1,322,000 Hindi Hinduism 0.5 % 0.2 %
 Hitu 17,000 17,000 Hitu Islam 5.0 % 0.0 %
Huaulu 500 500 Huaulu E Ethnic Religions 4.0 % 0.5 %
Hupla 5,100 5,100 Hupla Christianity 68.0 % 4.0 %
Ibu 200 200 Ibu E Ethnic Religions 30.0 % 4.0 %
Iha, Kapaur 8,500 8,500 Iha Christianity 70.0 % 3.0 %
Ile Ape 17,000 17,000 Ile Ape Islam 5.0 % 0.0 %
 Imroing 700 700 Imroing Christianity 60.0 % 5.0 %
Inanwatan, Suabo 2,400 2,400 Suabo Christianity 72.0 % 3.0 %
 Indonesian 4,874,000 6,709,000 Indonesian Islam 17.0 % 10.0 %
 Irahutu, Irutu 6,200 6,200 Irarutu Christianity 58.0 % 6.0 %
Iresim Unknown 80 Yeresiam E Ethnic Religions 20.0 % 12.0 %
Iria 2,200 2,200 Kamberau Christianity 70.0 % 4.0 %
Isirawa, Saberi 2,300 2,300 Isirawa Christianity 70.0 % 4.0 %
Itik, Borto 200 200 Itik Christianity 65.0 % 4.0 %
Jahalatan 1,800 1,800 Yalahatan E Ethnic Religions 9.0 % 2.0 %
 Jambi 1,124,000 1,124,000 Malay, Jambi Islam 0.1 % 0.0 %
 Japanese 13,000 124,304,000 Japanese Buddhism 2.3 % 0.5 %
 Java Banten 303,000 303,000 Javanese Islam 1.9 % 1.0 %
 Java Banyumasan 8,668,000 8,668,000 Javanese Islam 2.5 % 1.9 %
 Java Mancanegari 19,712,000 19,712,000 Javanese Islam 19.0 % 1.9 %
Java Negarigung 23,003,000 23,003,000 Javanese Islam 19.0 % 4.9 %
 Java Osing, Banyuwangi 384,000 384,000 Osing Islam 2.0 % 1.1 %
 Java Pesisir Kulon 4,876,000 4,876,000 Javanese Islam 2.0 % 0.1 %
 Java Pesisir Lor 36,069,000 36,069,000 Javanese Islam 2.8 % 1.9 %
 Java Serang 542,000 542,000 Javanese Islam 12.0 % 3.0 %
 Javanese 16,462,000 17,189,000 Javanese Islam 19.0 % 8.0 %
Jew, Indonesian 200 200 Indonesian E Ethnic Religions 0.0 % 0.0 %
Jofotek-Bromnya 200 200 Jofotek-Bromnya E Ethnic Religions 10.0 % 1.0 %
Kabola, Pintumbang 5,200 5,200 Kabola Christianity 60.0 % 5.0 %
Kaburi 1,000 1,000 Kaburi Christianity 70.0 % 4.0 %
Kadai 700 700 Kadai E Ethnic Religions 8.0 % 2.0 %
Kafoa 1,700 1,700 Kafoa Christianity 45.0 % 3.0 %
Kaibubu 800 800 Kaibobo Christianity 80.0 % 4.0 %
 Kaidipang 31,000 31,000 Kaidipang Islam 7.0 % 0.5 %
 Kaili Ledo 372,000 372,000 Kaili, Ledo Islam 2.0 % 1.5 %
 Kaili Unde 30,000 30,000 Kaili, Unde Islam 0.0 % 0.0 %
 Kaili Unde, Daa 63,000 63,000 Kaili, Da'a Islam 10.0 % 0.5 %
Kaimbulawa 2,600 2,600 Kaimbulawa Islam 3.0 % 0.5 %
Kaiwai, Adi 1,000 1,000 Kowiai Islam 30.0 % 3.0 %
Kalabra 4,100 4,100 Kalabra Christianity 68.0 % 5.0 %
 Kalao 800 800 Kalao Islam 0.0 % 0.0 %
Kalumpang, Makki 21,000 21,000 Kalumpang Christianity 70.0 % 7.0 %
Kamaru 4,200 4,200 Kamaru Islam 4.0 % 0.5 %
Kamberataro, Dera 1,500 2,500 Dera Christianity 65.0 % 4.0 %
Kamoro, Kamora 12,000 12,000 Kamoro Christianity 65.0 % 4.0 %
Kamtuk, Kemtuk 3,800 3,800 Kemtuik E Ethnic Religions 15.0 % 4.0 %
 Kangean 141,000 141,000 Kangean Islam 0.0 % 0.0 %
 Kanum 200 600 Kanum, Ngkalmpw Christianity 65.0 % 6.0 %
Kanum, Smarky 100 100 Kanum, Smarky Christianity 60.0 % 3.0 %
Kanum, Sota 100 500 Kanum, Sota Christianity 70.0 % 3.0 %
Kapauri 200 200 Kapauri Christianity 60.0 % 3.0 %
Kaptiau 300 300 Kaptiau Christianity 80.0 % 5.0 %
Karas 400 400 Karas Christianity 60.0 % 2.0 %
Karon Dori, Meon 7,700 7,700 Karon Dori Christianity 65.0 % 4.0 %
Kau, Kao 600 600 Kao Islam 15.0 % 3.0 %
 Kaugat, Atohwaim 1,500 1,500 Atohwaim Christianity 65.0 % 3.0 %
 Kaur 49,000 49,000 Kaur Islam 0.0 % 0.0 %
Kaure 600 600 Kaure Christianity 65.0 % 6.0 %
Kauwerawec 600 600 Kauwera E Ethnic Religions 40.0 % 5.0 %
Kawe 700 700 Kawe E Ethnic Religions 18.0 % 4.0 %
Kayan, Busang 5,100 7,200 Kayan, Busang E Ethnic Religions 12.0 % 2.0 %
Kayan, Kayan River 3,500 3,500 Kayan, Kayan River E Ethnic Religions 2.0 % 0.0 %
Kayan, Mahakam 2,000 2,000 Kayan Mahakam E Ethnic Religions 5.0 % 2.0 %
Kayan, Mendalam 2,600 2,600 Kayan, Mendalam E Ethnic Religions 4.0 % 1.0 %
Kayan, Wahau 800 800 Kayan, Wahau E Ethnic Religions 5.0 % 3.0 %
 Kaygir, Kayagar 14,000 14,000 Kayagar E Ethnic Religions 20.0 % 3.0 %
 Kayu Agung 22,000 22,000 Komering Islam 0.1 % 0.0 %
Kayupulau 700 700 Kayupulau Christianity 90.0 % 5.0 %
Kedang 33,000 33,000 Kedang Christianity 48.0 % 4.0 %
Keder 400 400 Keijar Christianity 70.0 % 4.0 %
Kehu 200 200 Kehu Islam 0.0 % 0.0 %
 Kei, Tanimbarese 110,000 110,000 Kei Christianity 49.0 % 1.0 %
 Kelabit 800 5,700 Kelabit Christianity 60.0 % 3.0 %
Kelong, Panggar 5,600 5,600 Klon Christianity 55.0 % 4.0 %
Kemak 11,000 82,000 Kemak Christianity 90.0 % 7.0 %
Kemberano 2,300 2,300 Kemberano Christianity 65.0 % 4.0 %
Kenyah, Kayan River 10,000 10,000 Kenyah, Mainstream Christianity 70.0 % 4.0 %
 Kenyah, Kelinyau 1,800 3,600 Kenyah, Mainstream Christianity 65.0 % 4.0 %
Kenyah, Mahakam 12,000 12,000 Kenyah, Mainstream Christianity 70.0 % 5.0 %
 Kenyah, Upper Baram 800 3,700 Kenyah, Mainstream Christianity 70.0 % 8.0 %
Kenyah, Wahau 9,400 10,000 Kenyah, Wahau Christianity 70.0 % 4.0 %
 Kenyah, Western 1,700 5,000 Uma' Lasan Christianity 55.0 % 4.0 %
Keo 52,000 52,000 Ke'o Islam 10.0 % 2.0 %
Kepoq 6,500 6,500 Kepo' Islam 10.0 % 2.0 %
Kerei, Karey 600 600 Karey Christianity 55.0 % 3.0 %
 Kerinci 320,000 335,000 Kerinci Islam 1.5 % 0.1 %
Ketum 1,100 1,100 Ketum E Ethnic Religions 30.0 % 4.0 %
 Kikim 87,000 87,000 Malay, Central Islam 0.0 % 0.0 %
 Kimaghima 4,600 4,600 Kimaghima Christianity 65.0 % 4.0 %
Kimyal, Korapun 3,900 3,900 Korupun-Sela Christianity 70.0 % 5.0 %
Kioko 1,400 1,400 Kioko Islam 0.0 % 0.0 %
Kirira, Kirikiri 400 400 Kirikiri Christianity 72.0 % 5.0 %
 Kluet 54,000 54,000 Batak Alas-Kluet Islam 0.0 % 0.0 %
Koba 900 900 Koba Islam 30.0 % 5.0 %
Kodeoha 2,100 2,100 Kodeoha Islam 3.0 % 1.0 %
Kodi 24,000 24,000 Kodi E Ethnic Religions 9.0 % 3.8 %
Kofei 100 100 Kofei Christianity 70.0 % 4.0 %
Kohin 9,700 9,700 Kohin E Ethnic Religions 25.0 % 3.0 %
Kokoda, Samalek 5,300 5,300 Kokoda Christianity 65.0 % 5.0 %
Kola 7,900 7,900 Kola Islam 15.0 % 1.0 %
Kolana-Wersin, Alorese 4,800 4,800 Wersing Christianity 60.0 % 7.0 %
 Kombai 5,700 5,700 Kombai Christianity 60.0 % 3.0 %
 Komering 601,000 601,000 Komering Islam 0.1 % 0.0 %
Komfana 400 400 Kompane Islam 8.0 % 5.0 %
Komodo 900 900 Komodo Islam 0.0 % 0.0 %
Komyandaret 400 400 Komyandaret E Ethnic Religions 0.0 % 0.0 %
Konda 800 800 Konda Christianity 60.0 % 5.0 %
 Koneraw 1,500 1,500 Koneraw Christianity 60.0 % 4.0 %
 Konjo Coastal 217,000 217,000 Konjo, Coastal Islam 0.5 % 0.2 %
 Konjo Pegunungan 163,000 163,000 Konjo, Highland Islam 5.0 % 0.1 %
Korapun-Sela 6,600 6,600 Korupun-Sela E Ethnic Religions 45.0 % 4.0 %
Koroni 700 700 Koroni Islam 0.0 % 0.0 %
 Korowai 4,100 4,100 Korowai E Ethnic Religions 30.0 % 2.0 %
Kosare, Kosadle 300 300 Kosare Christianity 64.0 % 4.0 %
 Kota Bangun Kutai 138,000 138,000 Malay, Kota Bangun Kutai Islam 1.5 % 0.0 %
 Kotogut 900 900 Tsaukambo Christianity 64.0 % 4.0 %
 Kubu, Orang Darat 15,000 15,000 Kubu E Ethnic Religions 2.0 % 0.6 %
Kui, Kui-Kramang 2,600 2,600 Kui Christianity 55.0 % 3.0 %
Kulawi, Moma 8,800 8,800 Moma Christianity 90.0 % 5.0 %
 Kulisusu 24,000 24,000 Kulisusu Islam 0.0 % 0.0 %
Kumberaha 4,100 4,100 Kumbewaha Islam 0.0 % 0.0 %
Kupang 258,000 258,000 Malay, Kupang Christianity 96.0 % 10.0 %
Kupel, Ketengban 12,000 12,000 Ketengban Christianity 65.0 % 3.0 %
Kur 4,000 4,000 Kur Islam 3.0 % 2.0 %
 Kurima 7,900 7,900 Dani, Lower Grand Valley E Ethnic Religions 25.0 % 2.0 %
Kurudu 3,000 3,000 Kurudu Christianity 92.0 % 4.0 %
 Kutai 249,000 249,000 Malay, Tenggarong Kutai Islam 0.1 % 0.0 %
Kwansu 400 400 Mlap Christianity 68.0 % 4.0 %
Kware 100 1,000 Kwer E Ethnic Religions 0.0 % 0.0 %
Kwerba, Airmati 3,300 3,300 Kwerba E Ethnic Religions 15.0 % 5.0 %
Kwerisa, Taogwe 100 100 Kwerisa Christianity 60.0 % 12.0 %
Kwesten 3,100 3,100 Kwesten Christianity 65.0 % 5.0 %
Kwinsu 600 600 Kwinsu E Ethnic Religions 0.0 % 0.0 %
 Laha, Central Ambonese 6,000 6,000 Laha Christianity 55.0 % 2.0 %
Laiyola, Barang-Barang 1,600 1,600 Laiyolo Islam 3.0 % 1.0 %
Lamaholot, Solorese 196,000 196,000 Lamaholot Christianity 75.0 % 10.0 %
Lamalera 4,400 4,400 Lamalera E Ethnic Religions 5.0 % 0.0 %
Lamatuka 4,400 4,400 Lamatuka Christianity 60.0 % 0.4 %
Lamboya 32,000 32,000 Lamboya Christianity 45.0 % 3.0 %
Lamma 16,000 16,000 Pantar, Western E Ethnic Religions 8.0 % 3.4 %
 Lampung Abung 195,000 195,000 Lampung Nyo Islam 0.0 % 0.0 %
 Lampung Pesisir 542,000 542,000 Lampung Api Islam 0.1 % 0.0 %
 Lampung Pubian 108,000 108,000 Lampung Api Islam 0.0 % 0.0 %
 Lampung Sungkai 98,000 98,000 Lampung Api Islam 0.5 % 0.1 %
 Lampung Way Kanan 43,000 43,000 Lampung Api Islam 0.0 % 0.0 %
 Land Dayak 2,600 2,600 Language Unknown E Ethnic Religions 10.0 % 6.0 %
Land Dayak, Bekati 6,200 6,200 Bakati' E Ethnic Religions 18.0 % 1.0 %
 Land Dayak, Benyadu 61,000 61,000 Benyadu' E Ethnic Religions 20.0 % 2.0 %
 Land Dayak, Biatah 11,000 100,000 Bidayuh, Biatah E Ethnic Religions 12.0 % 2.0 %
 Land Dayak, Djongkang 42,000 42,000 Jangkang Christianity 50.0 % 3.0 %
Land Dayak, Kembayan 13,000 13,000 Kembayan E Ethnic Religions 40.0 % 3.0 %
 Land Dayak, Lara 14,000 30,000 Bakati', Rara E Ethnic Religions 10.0 % 2.0 %
Land Dayak, Ribun 80,000 80,000 Ribun Christianity 50.0 % 3.0 %
 Land Dayak, Sanggau 119,000 119,000 Sanggau Christianity 55.0 % 7.0 %
Land Dayak, Semandang 23,000 23,000 Semandang E Ethnic Religions 30.0 % 12.0 %
 Larike-Wakasihu 16,000 16,000 Larike-Wakasihu Islam 25.0 % 3.0 %
Lasalimu 2,200 2,200 Lasalimu Islam 10.0 % 2.0 %
Latu 3,700 3,700 Latu Islam 4.0 % 1.0 %
 Laudje 55,000 55,000 Lauje Islam 20.0 % 3.0 %
Laura 13,000 13,000 Laura E Ethnic Religions 10.0 % 1.0 %
Leboni, Rampi 11,000 11,000 Rampi Christianity 85.0 % 5.0 %
Legenyem 300 300 Legenyem Islam 15.0 % 4.0 %
 Lematang 298,000 298,000 Musi Islam 0.3 % 0.0 %
 Lembak 225,000 225,000 Col Islam 0.0 % 0.0 %
Lembata, South 7,800 7,800 Lembata, South E Ethnic Religions 12.0 % 5.0 %
Lembata, West 8,900 8,900 Lembata, West E Ethnic Religions 5.0 % 0.0 %
Lemolang 2,700 2,700 Lemolang Islam 5.0 % 1.5 %
Lepki 800 800 Lepki Christianity 70.0 % 4.0 %
Leti 10,000 10,000 Leti Christianity 70.0 % 15.0 %
Levuka 4,400 4,400 Levuka Christianity 60.0 % 0.8 %
Lewo Eleng 4,400 4,400 Lewo Eleng Christianity 60.0 % 0.6 %
Li'o, Lionese 116,000 116,000 Li'o Christianity 80.0 % 12.0 %
Liabuku Unknown 80 Liabuku Islam 0.0 % 0.0 %
Liana 4,400 4,400 Liana-Seti Christianity 70.0 % 3.0 %
Liki 300 300 Liki Christianity 80.0 % 10.0 %
Linduan 2,900 2,900 Lindu Christianity 55.0 % 2.0 %
 Lintang 206,000 206,000 Malay, Central Islam 0.5 % 0.0 %
Lisabata-Nuniali 3,100 3,100 Lisabata-Nuniali Islam 35.0 % 2.0 %
 Lisela 15,000 15,000 Lisela Islam 5.0 % 1.0 %
Lola, Warabal 1,000 1,000 Lola Islam 5.0 % 2.0 %
 Lolak 3,600 3,600 Lolak Islam 2.0 % 0.1 %
Lole 25,000 25,000 Lole Christianity 85.0 % 7.0 %
 Loloan-Malay Bali 32,000 32,000 Malay, Balinese Islam 0.0 % 0.0 %
 Loloda, North 22,000 22,000 Loloda Christianity 65.0 % 4.0 %
Loloda, South, Laba 2,900 2,900 Laba E Ethnic Religions 25.0 % 3.0 %
Lom, Maporese Unknown 50 Bangka Islam 10.0 % 6.0 %
Lonchong, Orang Laut 500 500 Sekak Islam 4.0 % 2.5 %
Lorang 200 200 Lorang Christianity 75.0 % 5.0 %
Loun Unknown 60 Malay, Ambonese E Ethnic Religions 40.0 % 10.0 %
Luang, Letri Lgona 24,000 24,000 Luang Christianity 95.0 % 5.0 %
 Lubu 52,000 52,000 Lubu E Ethnic Religions 0.0 % 0.0 %
Luhu 11,000 11,000 Luhu Islam 5.0 % 1.0 %
 Lundayeh, Lun Bawang 26,000 53,000 Lun Bawang E Ethnic Religions 20.0 % 3.0 %
 Luwu 315,000 315,000 Tae' Islam 0.4 % 0.0 %
Ma'ya, Salawati 5,000 5,000 Ma'ya Christianity 85.0 % 7.0 %
Maba, Bitjoli 8,300 8,300 Maba Islam 15.0 % 1.0 %
Maden, Sapran 700 700 Maden Christianity 66.0 % 3.0 %
Madole 3,300 3,300 Modole E Ethnic Religions 25.0 % 11.0 %
 Madura 8,567,000 8,567,000 Madura Islam 0.0 % 0.0 %
Mairasi, Faranyao 4,300 4,300 Mairasi Christianity 62.0 % 2.0 %
Mairiri 300 300 Mariri Islam 4.0 % 1.0 %
Maiwa 72,000 72,000 Maiwa Islam 1.0 % 0.0 %
 Makassar 2,308,000 2,308,000 Makasar Islam 1.0 % 0.3 %
 Makian Barat 43,000 43,000 Makian, West Islam 25.0 % 5.0 %
 Makian Timur 32,000 32,000 Makian, East Islam 0.0 % 0.0 %
Maklew 200 200 Maklew Christianity 65.0 % 4.0 %
 Malay 3,083,000 10,468,000 Malay Islam 0.0 % 0.0 %
Malay, Bacanese Unknown 0 Malay, Bacanese Islam 38.0 % 5.0 %
Malay, Banda 4,600 4,600 Malay, Banda Islam 0.0 % 0.0 %
 Malay, Ketapang 195,000 195,000 Malay Islam 0.0 % 0.0 %
Malay, Larantuka, Ende 22,000 22,000 Malay, Larantuka Islam 2.0 % 0.5 %
Malay, North Moluccan 128,000 128,000 Malay, North Moluccan Islam 1.0 % 0.1 %
Malay, Papuan 171,000 171,000 Malay, Papuan Islam 1.5 % 0.1 %
 Malay, Pontianak 336,000 336,000 Malay Islam 3.0 % 0.0 %
 Malay, Riau 1,977,000 2,109,000 Malay Islam 0.1 % 0.0 %
 Malay, Sambas 488,000 488,000 Malay Islam 0.0 % 0.0 %
 Malay, Sumatera Utara 2,167,000 2,167,000 Malay Islam 0.1 % 0.0 %
Malimpung 6,700 6,700 Malimpung Islam 0.0 % 0.0 %
 Mamak, Talang 25,000 145,000 Minangkabau Islam 0.0 % 0.0 %
 Mamasa Toraja 141,000 141,000 Mamasa Christianity 92.0 % 8.0 %
 Mamasa, Pattae' 56,000 56,000 Mamasa Islam 2.0 % 0.1 %
Mamboru 11,000 11,000 Mamboru E Ethnic Religions 40.0 % 1.0 %
 Mamuju 66,000 66,000 Mamuju Islam 6.0 % 0.0 %
 Mandailing 1,407,000 1,407,000 Batak Mandailing Islam 0.0 % 0.0 %
 Mandar 515,000 515,000 Mandar Islam 0.1 % 0.0 %
Mander, Foya Unknown 20 Mander Christianity 60.0 % 4.0 %
Mandobo Atas 12,000 13,000 Mandobo Atas Christianity 72.0 % 2.0 %
Mandobo Bawah 24,000 24,000 Mandobo Bawah Christianity 65.0 % 4.0 %
Manem, Jeti 800 1,800 Manem Christianity 68.0 % 3.0 %
 Manggarai 734,000 734,000 Manggarai Christianity 60.0 % 8.0 %
Mangole 9,100 9,100 Mangole Islam 8.0 % 1.0 %
Manikion, Mantion 18,000 18,000 Manikion Christianity 85.0 % 7.0 %
Manipa, Soow Huhelia 2,500 2,500 Manipa Islam 9.0 % 2.0 %
Manusela, Wahai 10,000 10,000 Manusela Hinduism 12.0 % 1.0 %
Marau 2,600 2,600 Marau Christianity 94.0 % 4.0 %
Marengge Unknown 60 Dineor Christianity 70.0 % 15.0 %
 Marind, Bian 3,500 3,500 Marind, Bian Christianity 64.0 % 6.0 %
 Marind, Southeast Marind 11,000 11,000 Marind Christianity 65.0 % 4.0 %
 Masela, Central 900 900 Masela, Central Christianity 95.0 % 8.0 %
 Masela, East 900 900 Masela, East Christianity 85.0 % 8.0 %
 Masela, West 1,000 1,000 Masela, West Christianity 80.0 % 2.0 %
Masimasi Unknown 10 Masimasi Christianity 70.0 % 15.0 %
Massep 100 100 Massep Christianity 65.0 % 12.0 %
Matbat 1,600 1,600 Matbat E Ethnic Religions 10.0 % 4.0 %
Mawes 1,000 1,000 Mawes Christianity 70.0 % 3.0 %
 Mbojo 791,000 791,000 Bima Islam 0.0 % 0.0 %
Meax, Mejah 18,000 18,000 Meyah Christianity 85.0 % 6.0 %
Mekwei, Menggwei 1,900 1,900 Mekwei Christianity 85.0 % 3.0 %
 Menadonese 1,063,000 1,063,000 Malay, Manado Christianity 55.0 % 11.0 %
Meninggo, Moskona 11,000 11,000 Moskona Christianity 75.0 % 4.0 %
 Mentawaian, Siberut 74,000 74,000 Mentawai Christianity 80.0 % 8.0 %
Meoswar 400 400 Meoswar E Ethnic Religions 30.0 % 4.0 %
Mer 100 100 Mer Christianity 56.0 % 3.0 %
 Meratus, Bukit 66,000 66,000 Malay, Bukit E Ethnic Religions 5.0 % 1.0 %
 Minangkabau, Padang 6,462,000 6,462,000 Minangkabau Islam 0.1 % 0.0 %
Modang 26,000 26,000 Modang E Ethnic Religions 5.0 % 2.0 %
Moi, Mosana 6,400 6,400 Moi Christianity 70.0 % 4.0 %
Molof 400 400 Molof Christianity 70.0 % 3.0 %
 Mombum 400 400 Mombum Christianity 55.0 % 4.0 %
Momina 300 300 Momina E Ethnic Religions 0.0 % 0.0 %
Mongondow 283,000 283,000 Mongondow Christianity 55.0 % 9.0 %
Moni, Jonggunu 29,000 29,000 Moni Christianity 85.0 % 6.0 %
Mor Unknown 70 Mor Christianity 65.0 % 12.0 %
Mor, Mor Islands 1,000 1,000 Mor E Ethnic Religions 25.0 % 3.0 %
Moraid 1,600 1,600 Moraid Christianity 65.0 % 3.0 %
Morari, Moraori 300 300 Morori Christianity 64.0 % 2.0 %
 Mori Atas, West 20,000 20,000 Mori Atas Christianity 95.0 % 7.0 %
Mori Bawah, East 20,000 20,000 Mori Bawah Christianity 95.0 % 7.0 %
Mori, South, Padoe 8,000 8,000 Padoe Christianity 75.0 % 6.0 %
 Moronene, Maronene 47,000 47,000 Moronene Islam 0.0 % 0.0 %
 Morop, Iwur 6,200 6,200 Morop Christianity 85.0 % 10.0 %
Morwap 400 400 Elseng Christianity 65.0 % 6.0 %
Mualang 45,000 45,000 Mualang E Ethnic Religions 30.0 % 4.0 %
 Muko-Muko 54,000 54,000 Minangkabau Islam 0.0 % 0.0 %
 Muna 325,000 325,000 Muna Islam 1.5 % 0.1 %