A tough, rocky 30K trail race in the Catskill Mountains of New York, held every summer since 1977. Site includes past years' results and links to articles.

Series of trail races in Indiana. Contains an event schedule, photos, results, and general information.

A series of mountain and trail races in Alberta, British Columbia, Ontario, and Quebec, Canada. Provides race details, registration, results, volunteerism, a message board, and news items.

A six mile trail run in Cross River, New York with pictures, registration details, articles and course information.

A 13.5 kilometer race up the Grand Ballon Mountain. Provides a general overview, accommodation details, past results, related links, awards, and registration information. Located in Alsace, France.

An approx 5 mile trail race in Portland, Oregon, on the Wildwood Trail in Forest Park.

5k, 10 or 15-mile races from Rollinsville to Toland along the South Boulder Creek. Include race details, registration, and past results.

12 mile trail race taking place early May in Amherst, MA. General information, past results, and printable entry.

14 and 4 mile trail races taking place late April in Wolfeboro, New Hampshire. Photos, results, and online registration.

Mountain half marathon in Tumbler Ridge, British Columbia, Canada. Entry form, registration, information, results, and contacts.

3.1 mi cross country race in Newburyport, Massachusetts, in late May. Race information and application available online.

A race and family fun walk located in Snoqualmie Valley with event description, charity information, registration and past results.

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.

Weekly summer trail races of varying distances in Lynn Woods, Massachusetts. Includes race schedule, Lynn Woods Relays information, results, directions and trail information.

9.5 and 16.5 mile trail races taking place early October along the sandstone trail in Cheshire, United Kingdom. Include race history, photos, and entry information.

24k and 12k mountain endurance races, taking place late January in Holdsworth, New Zealand. Includes photos, past results, and entry information.

16k and 29k races taking place mid-September in Bragg Creek, Alberta. Online Registration.

5k trail race taking place late April near Albany, New York. Includes application, pictures, course map, and directions.

Trail marathon taking place early June in Mansfield, Connecticut. Includes race information, course map, past results, and application.

Series of 5k races taking place in July in South Deerfield, Massachusetts. Includes photos, course map, and past results.

Trail marathon taking place late July in Jay Peak, Vermont. Includes race and course information, photos, results, and entry instructions.

22.5k trail run taking place late October from Diamond Hill Park, Rhode Island. Includes course details and application.

8.6 mile trail race taking place late May in the Sierra Madre Mountains, California. Includes application, race history, results, and photos.

Katrin mountain running event with pictures, registration details, contact information, event rules and description.

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.

4.1 mile October trail race in Gloucester, Massachusetts. Includes basic information, past results and photos, and online registration.

5k trail race held early April in Ipswich, Massachusetts. Photos, results, and online registration available.

7.4 mile trail race taking place late May in Groton, Connecticut. Includes past results, course map, and online registration.