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Trail races near Denver (2026-27)
29 upcoming trail races near Denver in the next 12 months. The next is Indian Creek Trail Runs on Saturday October 17 in Sedalia, from $60.
All DenverDenver (3)Boulder County (2)Denver Suburbs (19)Foothills & Mountains (4)Fort Collins & Loveland (1)
By date
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from $60
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from $35
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The Great Trailhead Foot Race 5 & 10 Miler
Sat Oct 17 · 9:00 AM · Lakewood · Denver
5 miles10 milesTrail
Reg. closed -
Reg. closed
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from $25
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McGraw Memorial Park "Quick Draw @ McGraw" 2.1 & 12.6 Mile Trail Races
Sat Oct 24 · 10:00 AM · Bailey · Foothills & Mountains
2 miles12.6 milesTrail
from $35 -
from $15
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Hrca Backcountry Wilderness Half Marathon
Sat Oct 31 · 9:00 AM · Lone Tree · Denver Suburbs
Half marathonTrail
from $85Goes up Oct 27 -
from $50Goes up Oct 19
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Turkey Trails- Denver
Sat Nov 7 · 8:00 AM · Littleton · Denver Suburbs
1 mile5K10KHalf marathonTrail
from $22Goes up Oct 19 -
from $45
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Colorado State Youth Cross Country Championships
Sat Nov 14 · 9:40 AM · Aurora · Denver Suburbs
1.24 miles1.86 miles2.48 milesTrail
from $25.99 -
from $40Goes up Nov 11
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from $80Goes up Nov 17
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from $50Goes up Nov 22
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from $44Goes up Dec 1
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from $50Goes up Dec 27
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from $45Goes up Nov 7
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from $40Goes up Dec 22
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Platte River Half-Marathon, Relay & 5k
Sun Apr 11 · 7:00 AM · Littleton · Denver Suburbs
5KHalf marathonTrail
from $45Goes up Nov 1 -
from $35Goes up Oct 25
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from $35Goes up Jan 1
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Colorado 13er (Half Marathon/10k/5k)
Sun Jun 6 · 6:30 AM · Louisville · Denver Suburbs
5K10KHalf marathonTrail
from $35Goes up Mar 1 -
from $35Goes up Dec 13
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from $35Goes up Jan 11
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Summer Splash Prairie Dog Half, 10k, & 5k
Sat Jul 17 · 6:30 AM · Castle Rock · Denver Suburbs
5K10KHalf marathonTrail
from $39Goes up Apr 18 -
from $35Goes up Feb 8
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from $30Goes up Apr 30
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from $35Goes up Mar 19