r/IMSARacing↗
IMSA Racing
The official subreddit of the International Motor Sports Association!
62k subscribers241 posts / mo in Sep 2026 (incl. ~2% by known bots)158 authors / mosince 2015
r/IMSARacing has 62k members (+32% over the last 12 months). It gets about 241 posts a month from 158 people. Top topics: IMSA Races & News, LMP and Supercars and Porsche WEC Updates.
When to post on r/IMSARacing
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How r/IMSARacing has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/IMSARacing
Top topics
Share of the subreddit's posts
- IMSA Races & News5.6%
- LMP and Supercars1.9%
- Porsche WEC Updates1.5%
- Indy 500 First-Timers1.5%
- Watkins Glen Races1.3%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Sportscar365
- dailysportscar.com
- Discordapp
- Shopify
- RacingCircuits
Everything else about r/IMSARacing
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