✝️ Ranked: Countries With the Greatest Number of Christians

Key Takeaways

• The U.S. has the most number of Christians (inclusive of all denominations) in the world, coming in at 219 million, or about 62% of the population.
• Brazil is second (169M), and Mexico third (118M).
• Countries like China (72M) and India (34M) also crack the top 20, despite the shares being <10%.

⚠️ Data Footnote

Estimated religious shares from 2020–2023, applied to 2025 population figures.