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Half Marathon Calendar near Estes Park 2026-2027

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Explore the top half marathons near Estes Park for 2026-2027! We've gathered 10 exciting races in the area. Check out our detailed list below to find your next local race.

February 2027
Feb
7
Su

Old Man Winter Bike Rally & Run

Road Race Trail Run Multisport Mini Run/Bike Combo 5 km 23 mi RELAY - Mini Run 5k / Bik... 5 km 23 mi Run + Bike Combo 10 km 40 mi Olympic 10 km 40 mi
April 2027
Apr
18
Su

Horsetooth Half Marathon

13 mi
Apr
24
Sa

NoCo Half Marathon & 10K

6 mi 13 mi
Apr
24
Sa

Bigfoot Half Marathon

5 km Half Marathon
May 2027
May
2
Su

Colorado Marathon

5 km 10 km 13 mi 26 mi
Monthly updates for Estes Park

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May
2
Su

Longmont Half

5 km 13 mi
June 2027
Jun
19-20
Sa - Su

Estes Park Marathon

Road Race Trail Run 5 mi 8 mi Half Marathon Marathon
August 2027
Aug
6-7
Fr - Sa

Rocky Mountain Half Marathon

5 km 13 mi
September 2027
Sep
25-27
Sa - Mo

Red Feather Trail Jamboree

Trail Run 13 mi 50 km 50 mi
Sep
26
Su

Run Boulderthon: The Boulder Marathon

5 km 10 km 13 mi 26 mi
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