The Joshua Project is a repository of ethnologic

Ethnic group

An ethnic group is a group of people whose members identify with each other, through a common heritage, often consisting of a common language, a common culture and/or an ideology that stresses common ancestry or endogamy...

 data to support Christian missions, based in Colorado Springs, USA, for sharing the Christian gospel all over the world. Joshua Project began in 1995 from within the former AD2000 and Beyond Movement. From 2001 through 2005 Joshua Project was at different times informally connected with Caleb Project, ICTA and World Help. In 2006 Joshua Project officially became part of the U.S. Center for World Mission

U.S. Center for World Mission

The United States Center for World Mission is a place where mission agencies work together to strategize, research and promote ideas that will help to complete the unfinished task of reaching every people group with the Gospel. It has been described as a missions think tank or “missions...

.

Focussing on ethnicity

Ethnic group

An ethnic group is a group of people whose members identify with each other, through a common heritage, often consisting of a common language, a common culture and/or an ideology that stresses common ancestry or endogamy...

, they maintain a database of "unreached peoples" listed by country and language. As of 2010, they list 9,803 ethnic groups. These are further divided into 16,350 peoples-by-countries, counting national minorities individually for each of 236 countries, of which 6,642 are classified as "unreached peoples"

Unreached people group

An unreached people group refers to an ethnic group without an indigenous, self propagating Christian church movement. Any ethnic or ethnolinguistic nation without enough Christians to evangelize the rest of the nation is an Unreached People Group...

. Ethnic groups are organized hierarchically in 251 "People Clusters" which in turn are divided in 16 "Affinity Blocs" (Arab World

Arab world

The Arab world refers to Arabic-speaking states, territories and populations in North Africa, Western Asia and elsewhere.The standard definition of the Arab world comprises the 22 states and territories of the Arab League stretching from the Atlantic Ocean in the west to the Arabian Sea in the...

, East Asians, Eurasians

Eurasia

Eurasia is a continent or supercontinent comprising the traditional continents of Europe and Asia ; covering about 52,990,000 km2 or about 10.6% of the Earth's surface located primarily in the eastern and northern hemispheres...

, Horn of Africa-Cushitic, Iranian-Median

Iranian peoples

The Iranian peoples are an Indo-European ethnic-linguistic group, consisting of the speakers of Iranian languages, a major branch of the Indo-European language family, as such forming a branch of Indo-European-speaking peoples...

, Jews

Jews

The Jews , also known as the Jewish people, are a nation and ethnoreligious group originating in the Israelites or Hebrews of the Ancient Near East. The Jewish ethnicity, nationality, and religion are strongly interrelated, as Judaism is the traditional faith of the Jewish nation...

, Latin-Caribbean Americans, Malay peoples, North American peoples

Demographics of North America

In 2011 the population of North America is 459 million, using a definition which includes United States, Mexico, Canada. Population growth is medium , and median age comparatively high in Canada with 41 years and low in Mexico with 27.1 years.-Population:...

, Pacific Islanders, South Asians, Southeast Asians, Sub-Saharan Africans, Tibetan / Himalayan peoples, Turkic peoples

Turkic peoples

The Turkic peoples are peoples residing in northern, central and western Asia, southern Siberia and northwestern China and parts of eastern Europe. They speak languages belonging to the Turkic language family. They share, to varying degrees, certain cultural traits and historical backgrounds...

and Unclassified). Each ethnicity is listed as speaking at least one of 6,510 languages.