r/transit↗
A subreddit for discussion on transit systems and transportation all over the world: including buses, trains, trams, streetcars, bicycles, etc. Also relevant are transportation planning, transportation engineering, and design.
140k subscribers657 posts / mo in Sep 2026 (incl. <1% by known bots)416 authors / mosince 2008
r/transit has 140k members (+23% over the last 12 months). It gets about 657 posts a month from 416 people. Top topics: Public Transportation, Train Units & EMUs and Light Rail Transit.
When to post on r/transit
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How r/transit has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/transit
Top topics
Share of the subreddit's posts
- Public Transportation1.3%
- Train Units & EMUs1.0%
- Light Rail Transit0.7%
- Toronto Transit Updates0.6%
- California High-Speed Rail0.5%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Streetsblog
- Substack
- Wikimedia
- MTA
- LA Metro
Everything else about r/transit
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research