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| South Asia has the most people groups (3,707), followed by West and Central Africa (2,175), and Central Asia has the least (460). |
| 352 people groups in Central Asia are least-reached, totaling 309,000,000 individuals. |
| Russia has 69 Muslim people groups, the largest of which is the Tatars, with 4,699,000 people. |
| The Mumbai district of Maharashtra state in India has over 10,000,000 residents, more than many countries of the world. |
| The Gond people of India speak 127 languages, and the Rajput speak 91. |
| 2,059,000,000 individuals live in people groups (4,833) with very few, if any, believers. These are in the Frontier category. |
| The largest Hindu group is the Chamar of India, population 52,000,000. |
| All but two groups of Sri Lanka's 139 people groups have at least Bible portions available in its primary language. |
| 275 of the 608 people groups in China do not have even Bible portions available in their primary language. |
| The largest Muslim people group is the Bengali Muslim of Bangladesh, population 136,000,000. |
| Papua New Guinea has the most people groups (402) whose primary language does not have Bible portions, totaling 13,598,000 individuals. |
| 11,499 people groups have the Jesus Film in their primary language, totaling 7,552,000,000 individuals. |
| Indonesia has the greatest population of Muslim majority groups (247,000,000), followed by Pakistan (239,000,000) and India (198,000,000). |
| Iran is the country with the fastest growing Evangelical population at 19.6% annual growth. (Operation World 2010). |
| 10,878 people groups have the Jesus Film in their primary language, totaling 7,772,000,000 individuals. |
| There are 1142 Muslim majority people groups over 100,000 in size. |
| Of the 6,317 groups whose populations are under 10,000, the total number of individuals is less than 23,000,000. |
| India has 2,032 least-reached groups, followed by Pakistan (767), and China (442). |
| Evangelicals are growing at an annual rate of 2.6%, compared to Islam at 1.9% and Hinduism at 1.2% (Operation World 2010) |
| 2,338 people groups totaling 1,070,000,000 individuals have neither Scripture, the Jesus film, or Christian recordings available in their primary language. |
| The largest Least-Reached group in Southeast Asia without Scripture, Jesus film, or audio recordings is the Minangkabau of Malaysia, with 1,010,000 people. |
| The Mandarin Chinese have a combined population of over 931,000,000 (all countries of residence). |
| The largest Muslim people group is the Bengali Muslim of Bangladesh, population 135,000,000. |
| East and Southern Africa is the least urbanized (31%) region of the world. (World Factbook 2011) |
| Of India's 2,272 people groups, 1,663 have populations over 10,000, the largest being a Muslim group, the Shaikh at 81,439,000 |
| France has 36 Muslim people groups, the largest of which is the Kabyle Berbers, with 729,000 people. |
| 2,034 people groups in the 10/40 Window have neither Scripture portions or the Jesus film available in their primary language, comprising 209,000,000 individuals. |
| Four districts in India exceed 10,000,000 population, more than many countries of the world. |
| All but two groups of Sri Lanka's 149 people groups have at least Bible portions available in its primary language. |
| Papua New Guinea has the largest number of groups whose primary religion is Christianity (801), followed by Indonesia with 375. |
| There are 90 people groups in Australia within the Australian Aboriginal people cluster, and there are 134 groups in South America within the Amazon people cluster. |
| Of Nigeria's 542 people groups, 94 do not have Bible portions, the Jesus film, or gospel recordings available in their primary language, or 1,860,000 individuals. |
| 30 of the 81 people groups in Afghanistan do not have even Bible portions available in their primary language. |
| The largest Least-Reached group in the Middle East / North Africa without Scripture, Jesus film, or audio recordings are the Shabak of Iraq, with 289,000 people. |
| Hindi is spoken as the primary language by 682 people groups, with English spoken by 424 and Bengali spoken by 366. |
| Census data indicates there are some 24,000,000 Sikhs and 6,174,000 Jains in India. |
| The largest Least-Reached group in Central Asia without Scripture, Jesus film, or audio recordings is the Aimaq of Afghanistan, with 1,796,000 people. |
| South Asia has the most Frontier people groups (2,846), followed by Southeast Asia (315). Australia and Pacific has the fewest at 24. |
| Over 30% (2.5 billion individuals) of the earth's population reside in only 250 Least-Reached people groups. |
| 2,100 people groups reside in more than one country, summing to 6,580,000,000 individuals. |
| 11,935 people groups have at least the New Testament available in their primary language, totaling 7,362,000,000 individuals. |
| Of Nigeria's 535 people groups, 71 do not have Bible portions, the Jesus film, or gospel recordings available in their primary language, or 1,060,000 individuals. |
| The four largest Least-Reached people groups are the Bengali Muslim of Bangladesh, Japanese of Japan, the Shaikh of India, and the Turks of Turkey. |
| The largest Least-Reached group in the Middle East / North Africa region without Scripture, Jesus film, or audio recordings are the Northern Yemeni Arabs of Yemen, with 19,689,000 people. |
| The largest Hindu group is the Yadav of India, population 52,000,000. |
| Papua New Guinea has the largest number of groups whose primary religion is Christianity (803), followed by the United States with 377. |
| 3/4 of the 24,000,000 Sikhs in India live in the state of Punjab. Nearly 3/4 of the 8,941,000 Buddhists in India live in the state of Maharashtra. |
| The global annual growth rate of Christianity in general is 1.2%, but the growth rate of Evangelicals is 2.6% (Operation World 2010) |
| Indonesia has the greatest population of Muslim majority groups (250,000,000), followed by Pakistan (246,000,000) and India (210,000,000). |
| 70% of all Unreached people groups are Frontier groups, those most severely unreached. |
| Nigeria has 207 people groups (5,900,000 individuals) whose primary language does not have Bible portions available. |
| South Asia has the most people groups (3,806), followed by West and Central Africa (2,221), and Central Asia has the least (564). |
| More than 1960 church planting movements have been reported in the world at present, 2022. |
| 2,330 people groups totaling 1,261,000,000 individuals have neither Scripture, the Jesus film, or Christian recordings available in their primary language. |
| The 28th Edition of the Ethnologue indicates there are 7,159 living languages in the world, with roughly 44% in danger of not surviving long term. 23 languages account for more than half the world's population. |
| 397 people groups in Central Asia are least-reached, totaling 300,000,000 individuals. |
| People groups in India speak an average of 11 languages. People groups are multi-lingual, and individuals usually are multi-lingual. |
| 1,998,000,000 individuals live in people groups (4,767) with very few, if any, believers. These form the Frontier category. |
| 2,846 people groups in South Asia are Frontier, totaling to 1,381,000,000 individuals. |
| The largest Least-Reached group in Central Asia without Scripture, Jesus film, or audio recordings is the Aimaq of Afghanistan, with 1,777,000 people. |
| 1,717 people groups in the 10/40 Window have neither Scripture portions or the Jesus film available in their primary language, comprising 195,000,000 individuals. |
| Of Iran's 94 people groups, all but 10 are least-reached, and all of these 10 are expatriate groups. |
| There are five Least-Reached people groups each over 50,000,000 in population, the largest being the Bengali Muslim of Bangladesh (135,000,000). |
| The median population of all people groups for which Joshua Project has population values is 19,714. The mean population is 499,467. |
| There are 135 Buddhist majority people groups over 100,000 in size. |
| One fourth of the world's population resides in Frontier people groups, those groups with no more than one Christian per 1,000 individuals. These groups require pioneering missionary effort. |
| The unreached Parsee, found in 9 countries with over 165,000 in total, practice Zoroastrianism. |
| 386 of Indonesia's 788 people groups do not have even Bible portions available in their primary language. The largest of these is the Deaf, population 814,000. |
| 3/4 of the 24,000,000 Sikhs in India live in the state of Punjab. Nearly 3/4 of the 8,905,000 Buddhists in India live in the state of Maharashtra. |
| Northeast Asia has the highest number of individuals practicing Animism (68,500,000), followed by East and Southern Africa (47,000,000). (Operation World 2010) |
| There are 803 Hindu majority people groups over 100,000 in size. |
| It has been estimated there are 460,000 villages (out of a total of 650,000 villages) in India with no known Christian presence. |
| China has the largest number of individuals whose primary language does not have Bible portions (90,101,000 individuals). |
| France has 32 Muslim people groups, the largest of which is the Kabyle Berbers, with 710,000 people. |
| North America and the Caribbean have the most Evangelicals (100,500,000), followed by East and Southern Africa (100,100,000). (Operation World 2010) |
| Only 73 people groups comprise 50% of the world's population. |
| South Asia has the most Frontier people groups (2,955), followed by Central Asia (294). Australia and Pacific has the fewest at 22. |
| 10% of the world's population (826m individuals) resides in 31 large Frontier people groups. Frontier groups are those with no more than one Christian per 1,000 individuals, and require pioneering missionary work. |
| The largest people cluster is the Chinese (1,361,000,000), followed by the Hispanic (367,000,000). |
| 418 of Indonesia's 786 people groups do not have even Bible portions available in their primary language. The largest of these is the Deaf, 2,066,000. |
| 10 of Sudan's 198 people groups have Christianity as their primary religion, and 174 have Islam as their primary religion. |
| South Asia has only 1,312,000 evangelicals, followed by Central Asia (1,662,000) and North Africa and the Middle East (3,848,000). |
| If the India state of Uttar Pradesh were a country, it would be the 5th most populous in the world. (Operation World 2010). |
| Seven countries have more than 500 people groups, with India exceeding 2270. |
| 561 languages have no scripture and no translation work underway. An additional 2,750 languages have inadequate scripture. (Progress Bible 2025) |
| There are 1,369 primarily Christian groups in the 10/40 Window, the largest being the Yoruba of Nigeria (39,122,000). |
| There are 1154 Muslim majority people groups over 100,000 in size. |
| 1,800 people groups in the world do not have Scripture portions or audio recordings available in their primary language, comprising 115,000,000 individuals. |
| Indonesia has the most people groups (418) whose primary language does not have Bible portions, totaling 11,015,000 individuals. |
| Hindi is spoken as the primary language by 700 people groups, with English spoken by 537 and Bengali spoken by 379. |
| The largest group without even Scripture portions in their primary language is the Northern Yemini Arabs of Yemen, population 20,000,000. |
| 2,071 people groups reside in more than one country, summing to 6,666,000,000 individuals. |
| The world's population will be 68% urban by the year 2050 (United Nations). |
| India has 2,041 least-reached groups, followed by Pakistan (786), and China (441). |
| There are 1,321 Christian majority people groups over 100,000 in size. |
| There are three Frontier people groups each over 50,000,000 in population, the largest being the Shaikh of India (101,000,000). |
| The United States, China, Brazil and Nigeria have the greatest number of evangelicals according to Operation World 2010. Kenya has the highest percent evangelicals at 48.9%. |
| 11,391 people groups have at least the New Testament available in their primary language, totaling 7,576,000,000 individuals. |
| Nigeria has 271 people groups (7,722,000 individuals) whose primary language does not have Bible portions available. |
| Pakistan has the largest number of groups whose primary religion is Islam (654), followed by India with 338 and Indonesia with 252. |
| The largest group without even Scripture portions in their primary language is the Jin Chinese of China, population 47,000,000. |
| Census data indicates there are some 24,000,000 Sikhs and 6,098,000 Jains in India. |
| The largest Least-Reached group in Southeast Asia without Scripture, Jesus film, or audio recordings is the Deaf of Indonesia, with 814,000 people. |
| The median population of all people groups for which Joshua Project has population values is 15,792. The mean population is 468,601. |
| There are 777 Hindu majority people groups over 100,000 in size. |
| The Muslim Shaikh have a combined population of over 137,000,000 (Bangladesh, Pakistan, India, Nepal). |
| The Gond people of India speak 127 languages, and the Oraon speak 111. |
| 11 of Sudan's 200 people groups have Christianity as their primary religion, and 176 have Islam as their primary religion. |
| 11% of the world's population (860m individuals) resides in 31 large Frontier people groups. Frontier groups are those with no more than one Christian per 1,000 individuals, and require pioneering missionary work. |
| 2,952 people groups in South Asia are Frontier, totaling 1,467,000,000 individuals. |
| The Muslim Shaikh have a combined population of over 95,000,000 (Bangladesh, Pakistan, India, Nepal). |
| China has the largest number of individuals whose primary language does not have Bible portions (42,844,000 individuals). |
| Russia has 69 Muslim people groups, the largest of which is the Tatars, with 4,698,000 people. |
| 1,843 people groups in the world do not have Scripture portions or audio recordings available in their primary language, comprising 68,000,000 individuals. |
| There are 134 Buddhist majority people groups over 100,000 in size. |
| Pakistan has the largest number of groups whose primary religion is Islam (656), followed by India with 345 and Indonesia with 254. |
| South Asia has nearly five times as many unreached people groups (3,349) as any other region of the world. |
| The United States has the largest population of groups whose primary religion is Christianity (316,000,000), followed by Brazil (216,000,000). |
| The Nai of India have 93 alternate names, and the Kalal have 86 alternate names. |
| 21 of the 58 people groups in Afghanistan do not have even Bible portions available in their primary language. |
| Central Asia has only 1,825,000 evangelicals, followed by North Africa and Middle East (6,050,000) and Eastern Europe and Eurasia (6,096,000). |
| The largest Least-Reached group in Northeast Asia without Scripture, Jesus film, or audio recordings is the Zuojiang Zhuang of China, with 1,704,000 people. |
| The top 10 countries with the largest Christian populations include all of the "BRIC" countries (Brazil, Russia, India and China). (Operation World 2010) |
| The 27th Edition of the Ethnologue indicates there are 7,164 living languages in the world, with roughly 44% in danger of not surviving long term. 23 languages account for more than half the world's population. |
| The unreached Parsee, found in 10 countries with over 160,000 in total, practice Zoroastrianism. |
| The largest Least-Reached group in Northeast Asia without Scripture, Jesus film, or audio recordings is the Western Ghao-Xong of China, with 1,395,000 people. |
| Of India's 2,262 people groups, 1,635 have populations over 10,000, the largest being a Muslim group, the Shaikh at 100,866,000 |
| There are 1,286 Christian majority people groups over 100,000 in size. |
| 210 of the 547 people groups in China do not have even Bible portions available in their primary language. |
| South Asia has more than five times as many unreached people groups (3,452) as any other region of the world. |
| The largest people cluster is the Chinese (1,354,000,000), followed by the Hispanic (370,000,000). |
| Six countries have more than 500 people groups, with India exceeding 2260. |
| Some 62% of the world's population live in religiously restrictive countries. 2023 World Religious Freedom Report |
| The Mandarin Chinese have a combined population of over 925,000,000 (all countries of residence). |
| Of the 7,360 groups whose populations are under 10,000, the total number of individuals is less than 24,000,000. |
| If the Indian state of Uttar Pradesh were a country, it would be the 6th most populous in the world. |
| Of Iran's 91 people groups, all but 6 are least-reached, and all of these 6 are expatriate groups. |
