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Trail Running Calendar near Denison 2026-2027

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Explore the top trail runs near Denison for 2026-2027! We've gathered 3 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

Trail Running Calendar United States
October 2026
Oct
10
Sa

Caveman Challenge at Waterloo Lake

Trail Run 2 mi 5 km ... Marathon 50 km
Looped races at Waterloo Lake Park on October 10 2026, offering distances from a 1.5 mile fun run to a 50k, with aid stations, medals, and parking options.
December 2026
Dec
5
Sa

The Backland

Backyard Ultra 5 mi
A last man standing trail race near the Texas and Oklahoma border run on repeated 4.5 mile loops where runners continue until only one remains.
June 2027
Jun
26-27
Sa - Su

Texoma Challenge

Trail Run 5 km 10 km ... Marathon 50 km
Night trail running at Waterloo Park in Denison TX with distances from 5K to 50K plus relay and ruck options on rooty single track and rolling hills.
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