Estes Park

Trail Running Calendar near Estes Park 2026-2027

Explore the top trail runs near Estes Park for 2026-2027! We've gathered 24 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2027

Lory Summer Trail Series

Bellvue | 25 mi from Estes Park

Trail Run 5 km 10 km 12 km

A four race midweek trail series at Lory State Park in August 2027 offering 5K, 10K and 12K options, post race food and beverages, and series awards.

A four race midweek trail series at Lory State Park in August 2027 offering 5K, 10K and 12K options, post race food and beverages, and series awards.

Lory Summer Trail Series

Bellvue | 25 mi from Estes Park

Trail Run 5 km 10 km 12 km

A four race midweek trail series at Lory State Park in August 2027 offering 5K, 10K and 12K options, post race food and beverages, and series awards.

A four race midweek trail series at Lory State Park in August 2027 offering 5K, 10K and 12K options, post race food and beverages, and series awards.

September 2027

Front Range Ultra Dayze

Loveland | 23 mi from Estes Park

Trail Run Backyard Ultra 50 km 100 mi 200 mi

Multiple day timed and distance ultrarun on a 2 mile loop in Loveland with continuous aid, camping, chip timing and finish buckles.

Multiple day timed and distance ultrarun on a 2 mile loop in Loveland with continuous aid, camping, chip timing and finish buckles.

Black Squirrel Half

Bellvue | 25 mi from Estes Park

Trail Run 14 mi

A 13.5 mile trail half around Lory State Park near Fort Collins with mostly singletrack, about 2,000 feet of elevation change and a 5.5 hour cutoff.

A 13.5 mile trail half around Lory State Park near Fort Collins with mostly singletrack, about 2,000 feet of elevation change and a 5.5 hour cutoff.