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Half Marathon Calendar near Highlands Ranch 2026-2027

Monthly updates for Highlands Ranch

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Explore the top half marathons near Highlands Ranch for 2026-2027! We've gathered 41 exciting races in the area. Check out our detailed list below to find your next local race.

July 2026
Jul
11
Sa

All-Out Dog Days

5 km 10 km Half Marathon
Jul
18
Sa

Summer Splash Prairie Dog Half

5 km 10 km Half Marathon
Jul
25
Sa

The Best Races - Centennial

5 km 10 km 13 mi
August 2026
Aug
2
Su

Bound for Boston Marathon - Denver

Half Marathon Marathon
Aug
8
Sa

All-Out Runapalooza

5 km 10 km Half Marathon
Aug
15
Sa

The Best Races - Foxfield

5 km 10 km 13 mi
Aug
22
Sa

Staunton Rocks

Trail Run 13 mi 26 mi
Aug
23
Su

Pioneer Prairie Dog Half

5 km 10 km Half Marathon
Aug
29
Sa

The Best Races - Foxfield

5 km 10 km 13 mi
September 2026
Sep
7
Mo

Labor Day Half Marathon

5 km 10 km 13 mi
Sep
12
Sa

The Best Races - Foxfield

5 km 10 km 13 mi
Sep
13
Su

Nun Run

5 km Half Marathon
Sep
19
Sa

All-Out Fall Fest

5 km 10 km Half Marathon
Sep
26
Sa

The Best Races - Centennial

5 km 10 km 13 mi
October 2026
Oct
3-4
Sa - Su

The Bear Chase

Trail Run 3 mi 6 mi ... 50 mi 62 mi
Oct
11
Su

Westy Half

5 km Half Marathon
November 2026
Nov
1
Su

All-Out Kooky-Spooky

5 km 10 km Half Marathon
Nov
7
Sa

HRCA Backcountry Wilderness Half Marathon

Trail Run 13 mi
Nov
21
Sa

Turkey Trek - Arvada

5 km 10 km 13 mi
December 2026
Dec
5
Sa

All-Out Fa La La

5 km 10 km Half Marathon