11 Running communities on Reddit
Updated 6/4/2026
r/HalfMarathon
on reddit
Anything related to Half Marathons from training to tips, questions, and boasting!14K members
Forum15 views / month

r/RunningShoeGeeks
on reddit
A place for runners to share running shoe related news, releases, reviews, and deals. Please use our sister sub r/AskRunningShoeGeeks for all personal questions or recommendation requests. This sub is NOT affiliated with any other RunningShoeGeeks on other social media platforms.320K members
Forum29 views / month

r/running
on reddit
All runners welcome.4.3M members
Forum21 views / month

r/ultrarunning
on reddit
A subreddit for ultrarunning: trail races and road races exceeding the marathon distance.131K members
Forum12 views / month

r/trailrunning
on reddit
The fun begins where the road ends.486K members
Forum8 views / month

r/C25K
on reddit
Anything related to the Couch-to-5K running programs or the like; open to all, noobie to pro.233K members
Forum11 views / month

r/Marathon_Training
on reddit
This subreddit is for discussions about road and trail marathons. All levels of experience are welcome. Our rules are simple: be kind and no spam, content should be centered around training for marathons. To reduce spam and trolls, all contributors must have a minimum karma of 10 to participate.173K members
Forum21 views / month

r/spartanrace
on reddit
r/Spartanrace is a place for OCR enthusiasts who enjoy or plan to run Spartan Races. Racers of all experience levels welcome!30K members
Forum11 views / month

r/BarefootRunning
on reddit
A community of barefoot and minimalist runners.84K members
Forum17 views / month

r/RunningCirclejerk
on reddit
Jerkers of all things running173K members
Forum13 views / month

r/AdvancedRunning
on reddit
Discussion about advanced training, racing, tactics, elite running, support, advice, and more. "Advanced" Running is NOT based on your level or race times. It's for individuals with the mindset of improving their running performance, whether they are competitive athletes, experienced runners, or enthusiasts looking to take their running to the next level. This is an actively moderated community, please review the rules/FAQ/wiki, and use the stickied Q&As for short questions/requests.485K members
Forum10 views / month
FAQ
Aggregate Stats
Community size
- Tiny: 0 communities (<20 members)
- Small: 0 communities (20-100 members)
- Medium: 0 communities (100-1,000 members)
- Large: 0 communities (1,000-10,000 members)
- Huge: 3 communities (10,000-100,000 members)
- Massive: 7 communities (100,000-1M members)
- Gigantic: 1 communities (1M+ members)




