The sixth annual Mountain Fork Half Marathon will be held on Sunday, Sept. 21. The 13.6-mile race loops through the Mountain Fork watershed primarily on gravel roads and finishes at the High Knob Observation Tower. This race is part of the High Knob Triple Crown running series.

Registration opens Jan. 1, 2025. Cost: $55 (Jan. 1-March 31); $60 (April 1-July 31); $65 (Aug. 1-Sept. 15). Online registration is available at https://ultrasignup.com/register.aspx?did=109806.

See the race website and Facebook page for more details.