Half marathons within 50 mi of Idaho Springs, CO
20+ races
Breckenridge RunFest
Breckenridge, COIn 3 daysfrom $0
- 1 mi
- 5K
- 10K
- Half
- Marathon
from $0View details
Westy Half & 5k
Westminster, COIn 4 daysfrom $50
- 5K
- Half
from $50View details
HRCA Backcountry Wilderness Half Marathon
Lone Tree, CO3 wks out$75
- Half
$75View details
All-Out Kooky-Spooky
Golden, CO3 wks outfrom $50
- 5K
- 10K
- Half
from $50View details
Turkey Trails- Denver
Littleton, CO4 wks outfrom $0
- 50 m
- 1 mi
- 5K
- 10K
- Half
from $0View details
TURKEY TREK (13.1, 10k, 5k & 2k)
Arvada, CO6 wks outfrom $29
- 2K
- 5K
- 10K
- Half
from $29View details
All-Out Fa La La
Westminster, CO8 wks outfrom $50
- 5K
- 10K
- Half
from $50View details
All-Out Polar Prowl
Arvada, CO13 wks outfrom $40
- 5K
- 10K
- Half
from $40View details
Time Travel Half-Marathon/5K/10K - Denver
Westminster, CO16 wks outfrom $15
- 100 m
- 1 mi
- 5K
- 10K
- Half
from $15View details
All-Out Mardi Crawl
Arvada, CO17 wks outfrom $45
- 5K
- 10K
- Half
from $45View details
Ralston Creek Half Marathon & 5k
Arvada, CO18 wks outfrom $25
- 5K
- Half
from $25View details
Time to Paddy 5K/10K & Lucky 13.1 13.1 - Denver
Denver, CO21 wks outfrom $0
- 1 mi
- 5K
- 10K
- Half
from $0View details
All-Out Spring Fever
Golden, CO23 wks outfrom $40
- 5K
- 10K
- Half
from $40View details
Three Creeks Half Marathon
Englewood, CO25 wks outfrom $65
- Half
from $65View details
Spring Fling Prairie Dog Half, 10k, & 5k
Arvada, CO26 wks outfrom $39
- 5K
- 10K
- Half
from $39View details
Platte River Half-Marathon, Relay & 5k
Littleton, CO26 wks outfrom $45
- 5K
- Half
from $45View details
All-Out Beat the Heat
Westminster, CO28 wks outfrom $35
- 5K
- 10K
- Half
from $35View details
Bigfoot Half Marathon
Estes Park, CO28 wks outfrom $45
- 5K
- Half
from $45View details
DoNot Stop Half Marathon/5K/10K - Denver
Denver, CO28 wks outfrom $0
- 50 m
- 1 mi
- 5K
- 10K
- Half
from $0View details
Longmont Half & 5k (LM Half)
Longmont, CO29 wks outfrom $39
- 5K
- Half
from $39View details
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