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Beginner Friendly
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Masters (40+)
For a Cause

What's included

Medals, shirts, food, after-party — concrete extras from the listing.

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Free
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Chip Timed

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Beast Mode

Race distance

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Minimum0 mi

Maximum200 mi

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Radius25 mi

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323 races

StepUp For Women And Recovery
Sat, Jun 6, 2026, 8:00 AM MDT5KFort Collins, CO
Steady EffortRUN
Course · Rolling · Timed race
J-Town Jog 5K and Kids 1 Mile Dash
Sat, Jun 6, 2026, 8:00 AM MDT1 Miles, 5KJohnstown, CO
EasygoingRUN
Course · Timed race
Aiden's Adventure 5k
Sat, Jun 6, 2026, 11:00 AM MDT1 Miles, 5KColorado Springs, CO
Push PotentialRUN
Course · Hilly · Timed race
Colorado 13er (Half Marathon/10k/5k)
Sun, Jun 7, 2026, 6:30 AM MDT5K, 10K, 13.1 MilesLouisville, CO
Push PotentialRUN
Course · Mixed · Hilly · Timed race
The Steamboat Marathon
Sun, Jun 7, 2026, 7:30 AM MDT10K, 13.1 Miles, 26.2 MilesSteamboat Springs, CO
Serious TestRUN
Course · Hilly · Timed race
Flamingo Day 5K
Sun, Jun 7, 2026, 8:00 AM MDT5KDenver, CO
Push PotentialRUN
Course · Hilly · Timed race
RMRR June Trophy Series
Sun, Jun 7, 2026, 8:00 AM MDT4KDenver, CO
Steady EffortRUN
Course · Road · Rolling · Timed race
DU Dash Colorado
Sun, Jun 7, 2026, 8:30 AM MDT5K, 10KPalmer Lake, CO
Push PotentialRUN
Course · Hilly · Timed race
The Big Run Presented by Brooks
Sun, Jun 7, 2026, 9:00 AM MDT5KDenver, CO
Push PotentialRUN
Course · Hilly · Family-oriented
BRR All-Comers Summer Track & Field Series #1
Thu, Jun 11, 2026, 8:00 PM MDT100m, 200m, 400m, 800m, 1500m, 3KBoulder, CO
Steady EffortRUN
Course · Hilly · Timed race
All-Out Summer Breeze
Sat, Jun 13, 2026, 7:00 AM MDT5K, 10K, 13.1 MilesArvada, CO
Push PotentialRUN
Course · Hilly · Timed race
Sam's Rainbow Run
Sat, Jun 13, 2026, 8:00 AM MDT5KFort Collins, CO
Steady EffortRUN
Course · Rolling · Timed race
Stepping Stone 5K
Sat, Jun 13, 2026, 8:30 AM MDT2.5K, 5KLittleton, CO
Steady EffortRUN
Course · Hilly · Timed race
The Springs Downhill Mile
Sat, Jun 13, 2026, 8:30 AM MDT1 MilesColorado Springs, CO
Steady EffortRUN
Course · Hilly · Timed race
Howelsen Hill Trail Run
Sat, Jun 13, 2026, 8:30 AM MDT4 Miles, 8 MilesSteamboat Springs, CO
Push PotentialRUN
Course · Trail · Hilly · Timed race
Tutu Dash 5K
Sat, Jun 13, 2026, 9:00 AM MDT1 Miles, 5KBroomfield, CO
Push PotentialRUN
Course · Trail · Hilly · Timed race
Garden of the Gods 10 Mile/10K and Trail Run
Sun, Jun 14, 2026, 7:00 AM MDT10K, 10 MilesColorado Springs, CO
Push PotentialRUN
Course · Mixed · Hilly · Timed race
The Bullfrog Splashdown
Sun, Jun 14, 2026, 10:00 AM MDT3.1 Miles, 5.5 Miles, 6.2 MilesLittleton, CO
Steady EffortRUN
Course · Hilly · Timed race
HRCA Happy Hour Half K
Fri, Jun 19, 2026, 6:00 PM MDT0.5KLittleton, CO
Steady EffortRUN
Course · Hilly · Timed race
Sloth Run 5K/10K/13.1 DENVER/AURORA
Sat, Jun 20, 2026, 7:30 AM MDT1 Miles, 5K, 10K, 13.1 MilesCentennial, CO
Push PotentialRUN
Course · Hilly · Timed race
Red, White and Brew 5k, 10k & Half Marathon
Sat, Jun 20, 2026, 7:30 AM MDT1 Miles, 3.1 Miles, 6.2 Miles, 13.1 MilesWindsor, CO
Steady EffortRUN
Course · Rolling · Family-oriented
Run Juneteenth Day 5K/10K/13.1 DENVER/AURORA
Sat, Jun 20, 2026, 7:30 AM MDT1 Miles, 5K, 10K, 13.1 MilesCentennial, CO
Push PotentialRUN
Course · Hilly · Timed race
Unicorn 5k (North)
Sat, Jun 20, 2026, 8:00 AM MDT1K, 3.1 MilesThornton, CO
Steady EffortRUN
Course · Hilly · Timed race
Parker Parks and Recreation Dash Across the Dam Father’s Day 5K
Sat, Jun 20, 2026, 8:00 AM MDT3.1 MilesParker, CO
Steady EffortRUN
Course · Hilly · Timed race

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