QUICK FACTS:
People groups: 1,241
Population: 826,674,075
Unreached people groups: 606
UPG population: 416,530,475
Unengaged UPGs: 260
UUPG population: 27,397,425
Number of countries: 132
Base Religion: Christianity
Description: Roman Catholicism is the largest branch of the Christian church and is among the oldest religious institutions in the world. The Catholic Church teaches that it is the one true Church found by Jesus Christ and that its bishops are the successors of Christ's apostles.
Explore on Map