Trail Running Calendar near Centennial 2026-2027

October 2026

Trail Run 3 km 4 km

Youth cross country meet at Aurora Sports Park on October 11, 2026 with 2k, 3k and 4k courses and awards for top finishers in each age division.

Oct

17

Sa

Indian Creek Trail Runs

Sedalia | 10 mi from Centennial

Trail Run 6 mi 15 mi 35 mi 54 mi

Indian Creek Trail Runs in Sedalia, Colorado on October 17, 2026 offers multiple trail and ultra distances through montane forests, aspen groves, red rock formations and prairie vistas with city views from several viewpoints.

Oct

17

Sa

The Great Trailhead Foot Race 10 Miler

Lakewood | 13 mi from Centennial

Trail Run 5 mi 10 mi

Experience single track trails and dirt paths at Bear Creek Lake Park with views of the Denver skyline. Enjoy a post race party with food and beverages included in your registration for both the 5 and 10 mile distances.

Oct

17

Sa

Trail Apples

Littleton | 7 mi from Centennial

Trail Run 4 mi 8 mi 12 mi

Oct

17-18

Sa - Su

Beti Bike Bash

Kiowa | 27 mi from Centennial

Trail Run 5 mi

A weekend event in Elbert CO with bike races for women and girls, a family run around the camp, and on-site camping.

Oct

25

Su

Beware The Bear Trail Races

Morrison | 17 mi from Centennial

Trail Run 5 km 15 km 20 km

Trail races at Bear Creek Lake Park on Oct 25 2026 featuring 5 km, 15 km, a 5+15 double and a Kids 1 km. Mostly dirt single and double track with steep climbs, marked courses and included postrace items for adult distances.

November 2026

Nov

7

Sa

HRCA Backcountry Wilderness Half Marathon

Highlands Ranch | 5 mi from Centennial

Trail Run 13 mi

Experience 13.1 miles of singletrack trails and hills in the Highlands Ranch Backcountry Wilderness Area. Enjoy custom medals and a post race pancake breakfast while competing for cash prizes in various categories.