The Best Facebook Group Categories by Industry — The Complete 2026 List

How we ranked the categories

This list is based on an analysis of more than 10,000 Facebook Groups and 4 key criteria:

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  Size: 10K+ real members
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  Activity: 20+ posts a day on average
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  Comment quality: average comment rate per post
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  Management: active admins, clear rules, fast approval times

Real estate

The strongest categories for real estate marketing, property management, mortgages, and finding partners:

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  "Homes for Sale / For Rent" city and metro Groups (150K+ members)
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  "Mortgage Advice & Info" Groups (80K+ members)
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  "Landlords & Renters" Groups (120K+ members)
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  "Secondhand Real Estate Listings" Groups (60K+ members)

Business and entrepreneurship

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  "Entrepreneurs & Business Owners" Groups (90K+)
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  "Startup Founders" Groups (40K+)
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  "Small Business Owners" Groups (70K+)
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  "Startup Nation" Groups (55K+)

E-commerce

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  "E-commerce Sellers" Groups (65K+)
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  "Shopify Store Owners" Groups (30K+)
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  "Amazon FBA" Groups (25K+)
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  "Dropshipping" Groups (40K+)

Digital marketing

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  "Digital Marketing" Groups (100K+)
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  "SEO & Marketing" Groups (50K+)
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  "Google Ads" Groups (35K+)
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  "Instagram Marketing" Groups (45K+)

Fashion and beauty

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  "Fashion Finds" Groups (200K+)
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  "Store Reviews & Recommendations" Groups (80K+)
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  "Beauty & Skincare" Groups (120K+)
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  "Hair & Style" Groups (60K+)

Food and restaurants

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  "Restaurant Recommendations" Groups (300K+)
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  "Family Recipes" Groups (250K+)
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  "Healthy Eating" Groups (150K+)
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  "Home Chefs" Groups (80K+)

Health and fitness

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  "Fitness & Weightlifting" Groups (70K+)
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  "Nutrition & Diet" Groups (180K+)
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  "Running Community" Groups (50K+)
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  "Holistic Health" Groups (40K+)

Education and training

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  "Teachers Network" Groups (60K+)
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  "Parents of School-Age Kids" Groups (150K+)
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  "Online Course Recommendations" Groups (45K+)

Parents and kids

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  "New Moms" Groups (200K+)
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  "Parents' Secondhand Marketplace" Groups (120K+)
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  "Kids' Classes & Activities" Groups (80K+)
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  "Kids' Toys & Gear for Sale" Groups (95K+)

Technology

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  "Computers & Tech" Groups (90K+)
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  "Linux Users" Groups (30K+)
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  "React Developers" Groups (25K+)
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  "DevOps" Groups (20K+)

Local Groups

Every major city has its own "secondhand marketplace," "local recommendations," and "local businesses" Groups. Search for:

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  "[City name] Buy & Sell"
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  "[City name] Business Recommendations"
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  "[City name] Community"
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  "[City name] Lost & Found"

How to find more on your own

This is just a starting point — there are thousands more quality Groups out there. Use Natural Poster to automatically scan every Group you're a member of, filter by activity, and build a ready-to-post list.