r/trailrunning
A community for trail runners. Discuss trail running, share routes, race recaps, gear, and inspiring runs in the outdoors.
How to join
This community is open to join. Head to their site to become a member.
Features
Related communities

r/AdvancedRunning
460,000 membersCommunity for competitive and serious runners discussing training, racing, and performance. Covers topics from marathon training to elite racing.
Forum

r/Marathon_Training
185,000 membersDedicated subreddit for marathon runners and those training for 26.2 miles. Shares race reports, training plans, and race-day tips.
Forum