Communities related to r/mlb, with what each one is for and how it differs. Member figures come from SubMouse's safe-for-work directory.
r/mlb (about 3.1M members, directory rank #339) is Reddit's Major League Baseball community for discussion, news and highlights across all thirty teams. Baseball at every level and multi-sport news sit in neighbouring rooms.
See also mlb vs baseball on SubMouse.
Stay on mlb for MLB-focused news and highlights. Use baseball for a broader baseball room that also welcomes other leagues and levels, and sports when you follow several leagues at once.
r/mlb — Major League Baseball
Subreddit for Major League Baseball. Reddit’s MLB Community. From discussions, news, and highlights from all thirty teams.
America's Pastime
When to choose it: You want baseball talk that can include leagues and levels beyond MLB.
Why it is here: Paired on the SubMouse mlb vs baseball comparison. Listed as related. Public description: America's pastime with a main MLB focus, other leagues and levels welcome (about 3.2M members, rank #323).
How it differs from r/mlb: Wider baseball scope versus MLB-only.
Reddit Sports
When to choose it: You follow MLB alongside the NFL, NBA, NHL and other leagues.
Why it is here: Listed as related. Public description: sports news and highlights from major leagues around the world (about 22.1M members, rank #31).
How it differs from r/mlb: Multi-sport feed versus a single league.
Use the related subreddits finder for r/mlb: Find related to r/mlb.
Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-09 UTC); 7-day growth measured from 2026-11-02. Directory rank is listing order. Guide updated 2026-11-07.