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Half Marathon Calendar near The Farm at Arapahoe County 2026-2027

Monthly updates for The Farm at Arapahoe County

Get new running races (and updates) in your inbox every month.

Explore the top half marathons near The Farm at Arapahoe County for 2026-2027! We've gathered 57 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
4
Sa

The Best Races - Centennial

5 km 10 km 13 mi
Apr
5
Su

Three Creeks Half Marathon

13 mi
Apr
11
Sa

Mountain Ridge Trail Race

Trail Run 5 km 10 km Half Marathon 21 mi
Apr
12
Su

Platte River Half-Marathon

5 km 13 mi
Apr
12
Su

Spring Fling Prairie Dog Half Marathon

5 km 10 km 13 mi
Apr
18
Sa

All-Out Beat the Heat

5 km 10 km 13 mi
Apr
19
Su

DoNot Stop Half Marathon - Denver

3 mi 6 mi 13 mi
Apr
25
Sa

Runs With Scissors Races

13 mi 26 mi 50 km
Apr
26
Su

Blue Heron Half Marathon

5 km 13 mi
May 2026
May
2
Sa

The Best Races - Centennial

5 km 10 km 13 mi
May
2
Sa

The Best Races - Foxfield

5 km 10 km 13 mi
May
16-17
Sa - Su

Growing Home - Colfax Fundraiser

5 km 10 mi Half Marathon Marathon
May
23
Sa

The Best Races - Centennial

5 mi 10 mi 13 mi
May
23
Sa

The Best Races - Foxfield

5 km 10 km 13 mi
June 2026
Jun
6
Sa

The Best Races - Centennial

5 km 10 km 13 mi
Jun
6
Sa

The Best Races - Foxfield

5 km 10 km 13 mi
Jun
7
Su

Breckenridge Brewery Half Marathon

5 km Half Marathon
Jun
13
Sa

All-Out Summer Breeze

5 km 10 km 13 mi
Jun
13
Sa

Barr Lake Trail Race

Trail Run 5 km 15 km ... 30 km 50 km
July 2026
Jul
4
Sa

The Best Races - Centennial

5 km 10 km 13 mi
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