Lost Trail Half Marathon

Granite Bay, United States • 21 Feb 2026

The Lost Trail Half Marathon and 5K take place at Granite Beach, Folsom Lake State Recreation Area, offering runners scenic lake views and vibrant wildflowers along well-marked courses. The half marathon covers 13.1 miles, while the 5K is 3.1 miles. The event features five aid stations strategically placed throughout the course to support participants.

Runners are allowed to use listening devices but must stay alert, especially when crossing roads. Awards are given to top finishers overall and within age groups. Custom finisher medals and soft-cotton race shirts are available, enhancing the event's welcoming and competitive atmosphere. Visit the organization's website for the most recent information.

Race information

13 mi
Lost Trail Half Marathon 13.1 Miles
3 mi
Lost Trail 5k 3.1 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

Skybreaker Racing’s Mammoth Bar Trail Runs take place in the Mammoth Bar OHV Area within the Auburn State Recreation Area, near Auburn, California. The event offers three distances: Half Marathon, 10K, and 5K, designed for a high-vertical, rugged trail experience. Participants can expect steep climb..

The Gold Rush Growler Trail Runs, held at Granite Beach in Folsom Lake State Recreation Area, feature scenic 10-mile and 5K trail races along shoreline and single-track trails. The 10-mile course includes diverse terrain with paved park roads, secret trails, and notable landmarks like Oak Point, Dot..

Rebels XC Challenge is a cross-country running meet held in Carmichael, California, at 6700 Tarshes Drive. The event is scheduled for September 20, 2025, and offers three divisions: Women’s Race, Masters Men, and Open Men. Distances are not listed on the page, and course specifics aren’t described,..

Sunset & Cider Trail Races take place in Auburn, California, at Ponderosa Cider Co. The event offers 50K, 13.1-mile, and 5-mile trail distances. The 50K includes two out-and-back segments on the American River with runnable single-track and about 3,900 feet of climbing, aided by four stations.The 13..

The Auburn Half Marathon, held in Auburn, California, is a Brazen Racing trail event offering a half marathon, 12K, and 5K. Scheduled for October 4, 2025, the courses start at Overlook Park and run into the Auburn State Recreation Area, with more than half the route on the Western States Trail. Runn..

Mile Madness Endurance Run takes place at Sunset Whitney Recreation Area in Rocklin, California. The race uses a 1.05-mile loop (85% dirt, 15% paved) with about 62 feet of elevation per lap and a central Start/Finish hub. Runners choose from 6-, 12-, 24-, 48-, or 72-hour events, plus a 100-mile chal..