Trail Running
- 1
- Albany Running Exchange
- Trail running club based in Albany, New York. Includes summer trail run series, results, calendar, photos, and member news.
- 2
- All American Trail Running Association (AATRA)
- Membership application and extensive collection of links and information on events, trails, equipment, and race results.
- 4
- Gil's Athletic Club
- Trail running club based in Topsfield, Massachusetts, sponsoring several trail races (primarily ultras). In addition to race information, includes weekly runs, guide to area trails, and photos.
- 5
- Northern Arizona Trail Runner's Association
- Promotes trail running in Northern Arizona, in the United States. Includes a listing of upcoming races, related links, history of the organization, pictures, membership details, race summaries, and message board.
- 8
- Shenipsit Striders
- Trail running club in Somers, Connecticut, sponsoring the Soapstone Mountain races as well as weekly training runs. Includes race information and results, photos, and links.
- 9
- Trail Runner Magazine Online
- Running, health, travel, and training, race results and race event calendars.
- 10
- Western Mass Athletic Club
- Trail running club in western Massachusetts. In addition to club news, includes information for several trail and snowshoe races as well as the Grand Tree Trail Race Series.
- 11
- Bizz Johnson Trail Marathon
- October marathon, half marathon, 10k and 5k in California. Marathon is on a certified course for Boston qualifiers and loses 1100 ft in elevation on gentle down hills.
- 12
- Emperor's Challenge
- Mountain half marathon in Tumbler Ridge, British Columbia, Canada. Entry form, registration, information, results, and contacts.
- 13
- Escarpment Trail Run
- A tough, rocky 30K trail race in the Catskill Mountains of New York, held every summer since 1977. Past years' results and links to articles.
- 14
- Joe Colton's Off-Road Adventure Run
- 5k, 10 or 15-mile races from Rollinsville to Toland along the South Boulder Creek. Include race details, registration, and past results.
- 15
- Lynn Woods Summer Cross-Country Running
- Weekly summer trail races of varying distances in Lynn Woods, Massachusetts. Includes race schedule, Lynn Woods Relays information, results, directions and trail information.
- 16
- Mt. Wilson Trail Race
- 8.6 mile trail race taking place late May in the Sierra Madre Mountains, California. Includes application, race history, results, and photos.
- 17
- Nipmuck Trail Marathon
- Trail marathon taking place early June in Mansfield, Connecticut. Includes race information, course map, past results, and application.
- 18
- RND Running
- Application, information, and results for the White Mountain Trail Marathon in Arizona, and the Winter Trail Series and Saddleback Mountain Trail Marathon in Orange County, California.