Most (97%) of the world's unreached people are located geographically in what some scholars call The 10/40 Window from West Africa across Asia between 10 degrees latitude north of the equator to 40 degrees north.

Total Population in 10/40: 4.89 billion people

Total People Groups in 10/40: 8,213 people groups

Total UPG’s in 10/40: 5,626 Unreached People Groups totaling 3.05 billion people. 40% of all individuals

60% of unreached people groups live in countries closed to missionaries from North America.

Over 1,000 unreached people groups are NOT in the 10/40 Window, these total over 80 million individuals.

Sources: joshuaproject.net