⚠️ 2027 edition: provisional information
The date is estimated from the 2026 edition (June 20, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.
Available distances
About
The Trail Rail Run is an endurance event finishing in St. Regis on June 19, 2027, with individual and team options: a 50-mile (80.5 km) race and a 50 Mile Relay at 7 a.m., a 50K (33.5 miles / 53.9 km) at 8 a.m., a 30K (19.2 miles / 30.9 km) at 9 a.m., a 12K (7.6 miles / 12.2 km) at 10 a.m. and a 5K (3.8 miles / 6.1 km) at 10:15 a.m.
The course starts in Mullan, Idaho, and ends in St. Regis, Montana, following historic rail lines and crossing railroad trestles and tunnels. Participants run alongside the scenic St. Regis River and finish at St. Regis Community Park, where post-race activities await. The event supports trail improvements, community development and scholarships.
Prepare for Trail Rail Run with RunRun
An AI-generated training plan, adjusted every week based on your real sessions. Built around your goal, current level and race date.
- Personalized plan based on your VO2max, history and weekly availability
- Strava and Garmin sync: your sessions are analyzed and the plan adapts
- Target paces, long runs, key sessions: everything is calculated for race day
Races nearby
Other upcoming races around St. Regis.
Plains Easter Rabbit Race
Mar 27, 2027 · Plains, MT · 15 mi away
3.1 mi · 1 mi
11 Miles to Paradise
Oct 3, 2027 · Paradise, MT · 15 mi away
10.5 mi
Bookin' It 5k - Plains, MT
Jun 12, 2027 · Plains, MT · 15 mi away
3.1 mi
Hiawatha Fall Trail Run
Sep 25, 2027 · Taft, MT · 25 mi away
6.2 mi · 13.1 mi · 26.2 mi
Wallace Huckleberry Festival and 5k Fun Run
Aug 15, 2027 · Wallace, ID · 40 mi away
3.1 mi
Missoula Marathon
Jun 25, 2027 · Missoula, MT · 45 mi away
26.2 mi · 13.1 mi · 3.1 mi