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Herron Half Marathon, 10K and 5K Trail Run

📅 June 19, 2027 (estimated date)📍 Kalispell · United States

⚠️ 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

13.1 mi6.2 mi3.1 mi

About

The Herron Half Marathon, 10K and 5K Trail Run in Kalispell offers a half marathon (13.1 miles / 21.1 km) at 7 a.m., a 10K (6.2 miles) at 7:15 a.m. and a 5K (3.1 miles) at 7:30 a.m. on June 19, 2027, along with a kids' race. These annual events help maintain the trails through entry fees and participant donations. Carpooling is recommended, as parking is limited.

The event is part of the Flathead Race Series, which includes several endurance races such as the Herron races, the Foy's to Blacktail Trail Marathon, the Whitefish Trail Blazer 50K and the Le Grizz races. Competitive Timing compiles results and series standings. Proceeds help maintain the 34-mile FTBT trail network.

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