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🌍 Country with the Most Facebook Users

According to 2024/25 data, the countries with the highest numbers of Facebook users are:

• India – ~373–378 million users Reddit+12Oberlo+12byradiant.com+12
• United States – ~193–194 million users Oberloseoballia.com
• Indonesia – ~117 million users byradiant.com+2Oberlo+2Reddit+2
• Brazil – ~110–112 million users Business of Apps+11Oberlo+11byradiant.com+11

Given that Facebook has about 10 million groups globally, and that group membership scales with user base, countries with more users likely host more groups overall Reddit+2KhrisDigital+2persuasion-nation.com+2.

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✅ Likely Leader: India

With the world’s largest Facebook user base, India almost certainly has the most Facebook groups. More users = more niches, local interest groups, community pages, and admin activity. In fact:

• 1.8 billion people use Groups monthly across the platform, and many join multiple communities KhrisDigital+7Resourcera+7Business of Apps+7
• 50% of users are members of five or more groups persuasion-nation.com+3KhrisDigital+3Sell Courses Online+3

All signs point to India leading in sheer group volume, followed by the U.S., Indonesia, and Brazil.

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📊 Quick Summary

Country	Estimated Facebook Users	Likely Group Volume
India	~373–378M	Highest – biggest platform base
USA	~193–194M	Very high, second in scale
Indonesia	~117M	Large local/niche group scenes
Brazil	~110–112M	Major grouping across niches

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🧠 TL;DR

India likely has the most Facebook groups, because it has the biggest Facebook audience globally—more people = more groups and deeper group engagement.