Most Popular Facebook Groups: Complete List of Top Communities

Quick Answer: Most Popular Facebook Groups

Top Facebook Groups by Category:

• Buy/Sell: Facebook Marketplace (1B+ members)
• Moms: Mom Groups (20M+ combined)
• Business: Entrepreneurs Network (5M+ members)
• Tech: Apple Users (3M+ members)
• Travel: Travel Groups (10M+ combined)
• Pets: Dog Lovers (8M+ combined)

Largest Single Facebook Groups:

1. Facebook Marketplace Groups (Regional)
2. Subtle Asian Traits (1M+ members)
3. Are We Dating The Same Guy (City-specific, 100K-500K each)

What Makes Facebook Groups Popular?

Popular Facebook groups share these characteristics:

High Engagement

• Daily posts and active discussions
• Strong community guidelines
• Responsive moderators

Clear Purpose

• Specific topic or demographic
• Clear rules and expectations
• Valuable content sharing

Active Moderation

• Remove spam and irrelevant posts
• Enforce community standards
• Welcome new members

Most Popular Facebook Groups by Category

Buy, Sell, Trade Groups

Local Marketplace Groups

• Members: 100K to 1M+ per region
• Purpose: Local buying and selling
• Activity: Multiple posts per hour

Specific Item Groups

• Car buying/selling groups: 50K to 500K members
• Electronics trading: 100K to 300K members
• Fashion resale groups: 20K to 200K members

Parenting and Family Groups

Mom Communities

• General mom groups: 1M to 5M members
• Local mom groups: 10K to 100K members
• Special needs parenting: 50K to 200K members

Dad Groups

• Fewer but growing communities
• 10K to 100K members typically
• Focus on fatherhood advice

Professional and Business Groups

Entrepreneurship

• General business groups: 100K to 1M members
• Industry-specific: 10K to 100K members
• Local business networks: 5K to 50K members

Job Search Groups

• General job postings: 50K to 500K members
• Industry-specific roles: 10K to 100K members
• Remote work groups: 100K to 300K members

Hobby and Interest Groups

Photography

• General photography: 100K to 1M members
• Specific camera brands: 50K to 200K members
• Local photography: 5K to 30K members

Cooking and Food

• Recipe sharing: 500K to 2M members
• Specific diets (keto, vegan): 100K to 1M members
• Local food scenes: 10K to 100K members

Fitness and Health

• General fitness: 100K to 1M members
• Specific workouts: 50K to 300K members
• Weight loss support: 100K to 500K members

Gaming Communities

Popular Game Groups

• Minecraft communities: 100K to 500K members
• Mobile game groups: 50K to 200K members
• Console gaming: 100K to 1M members

Travel Communities

General Travel Groups

• Backpacking communities: 100K to 1M members
• Budget travel: 200K to 800K members
• Luxury travel: 50K to 200K members

Destination-Specific

• Popular cities: 50K to 500K members
• Country-specific: 100K to 1M members
• Regional travel: 20K to 200K members

Pet Communities

Dog Groups

• General dog lovers: 500K to 2M members
• Breed-specific: 10K to 200K members
• Dog training: 100K to 500K members

Cat Groups

• Cat lovers communities: 300K to 1M members
• Cat care advice: 50K to 300K members
• Cat photos/memes: 100K to 800K members

Regional Popular Facebook Groups

United States

Buy/Sell Groups

• Los Angeles Marketplace: 800K+ members
• New York Buy/Sell: 600K+ members
• Chicago Trading Post: 400K+ members

Community Groups

• Local neighborhood groups: 5K to 50K members
• City events and activities: 10K to 100K members
• Regional food and dining: 20K to 200K members

International

United Kingdom

• UK Buy/Sell groups: 200K to 500K members
• London community groups: 50K to 200K members
• Brexit discussion groups: 100K+ members

Australia

• Australian marketplace: 300K to 800K members
• Melbourne/Sydney locals: 50K to 300K members
• Aussie mums groups: 100K to 500K members

Canada

• Canadian buy/sell: 200K to 600K members
• Toronto/Vancouver locals: 30K to 200K members
• Canadian moms: 50K to 300K members

How to Find Popular Facebook Groups

Using Facebook Search

Search Methods:

1. Use specific keywords + "group"
2. Filter by group type and location
3. Sort by member count
4. Check recent activity

Search Tips:

• Try variations of keywords
• Use location-specific terms
• Look for verified or official groups
• Check group descriptions carefully

Group Discovery Features

Facebook Suggestions:

• Based on your interests
• Friends' group memberships
• Pages you follow
• Previous group activity

Categories to Browse:

• Buy and Sell
• Hobbies and Activities
• Local Community
• Professional Networking
• Support and Discussion

Popular Facebook Groups by Demographics

Age-Based Communities

Gen Z Groups

• College-specific groups: 5K to 50K members
• Meme and humor groups: 100K to 1M members
• Career advice for young professionals: 20K to 200K members

Millennial Groups

• Parenting groups: 50K to 500K members
• Career transition support: 10K to 100K members
• Home buying advice: 20K to 200K members

Gen X Groups

• Midlife career changes: 5K to 50K members
• Empty nest support: 10K to 100K members
• Retirement planning: 20K to 200K members

Baby Boomer Groups

• Grandparenting advice: 50K to 300K members
• Senior travel groups: 20K to 200K members
• Health and wellness: 100K to 500K members

Gender-Specific Groups

Women-Only Groups

• General women's support: 100K to 1M members
• Professional women: 50K to 500K members
• Mom groups: 100K to 2M members

Men-Only Groups

• Dad groups: 10K to 100K members
• Men's fitness: 50K to 300K members
• Professional men's networks: 20K to 200K members

Benefits of Joining Popular Facebook Groups

Personal Benefits

Community Connection

• Meet like-minded people
• Get advice and support
• Share experiences
• Build relationships

Learning Opportunities

• Industry insights
• Skill development
• Best practices
• Trend awareness

Business Benefits

Market Research

• Understand audience needs
• Track industry trends
• Monitor competitor activity
• Gather customer feedback

Networking

• Connect with potential clients
• Find business partners
• Build professional relationships
• Share expertise

Marketing Opportunities

• Share valuable content
• Build brand awareness
• Generate leads
• Drive website traffic

How to Join Popular Facebook Groups

Application Process

Steps to Join:

1. Search for the group
2. Click "Join Group"
3. Answer screening questions (if any)
4. Wait for admin approval
5. Read group rules before posting

Approval Tips:

• Complete your profile thoroughly
• Answer screening questions honestly
• Read group rules first
• Be patient with approval process

Group Etiquette

Best Practices:

• Read pinned posts first
• Follow posting guidelines
• Use search before asking questions
• Be respectful in discussions
• Share valuable content only

Things to Avoid:

• Spam or excessive self-promotion
• Off-topic posts
• Arguments or negative comments
• Posting without reading rules
• Ignoring admin warnings

Managing Your Group Memberships

Organization Tips

Group Management:

• Use favorites for most active groups
• Turn off notifications for less important groups
• Organize by categories
• Leave inactive groups regularly

Privacy Settings:

• Control who sees your group activity
• Manage notification preferences
• Set post visibility preferences
• Review privacy regularly

Popular Facebook Groups for Businesses

Industry-Specific Groups

Digital Marketing

• Social Media Marketing Society: 100K+ members
• Digital Marketing Community: 200K+ members
• Content Marketing Institute: 150K+ members

E-commerce

• Shopify Entrepreneurs: 300K+ members
• Amazon Sellers: 500K+ members
• Dropshipping communities: 100K+ members

Real Estate

• Real estate investors: 200K+ members
• Realtors and agents: 100K+ members
• Property management: 50K+ members

Networking Groups

General Business Networking

• Local chambers of commerce: 1K to 20K members
• Industry meetup groups: 5K to 50K members
• Professional associations: 10K to 100K members

Entrepreneur Groups

• Startup communities: 50K to 500K members
• Small business owners: 100K to 1M members
• Women entrepreneurs: 50K to 300K members

Create Engaging Content for Popular Groups

Related Resources

• Facebook Marketing Strategy - Complete Facebook marketing guide
• Social Media Content Ideas - Content that works in Facebook groups
• How to Schedule Facebook Posts - Timing and scheduling tips
• Facebook Tools Collection - Free Facebook marketing tools