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Running Events in Colorado 2025-2026

283events found
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Fairmount 5k
4
May
Fairmount 5k

Golden, US

Sun 4th May 2025

RMRR May Trophy Series
4
May
RMRR May Trophy Series

Denver, US

Sun 4th May 2025

Walk Run or Roll for Daniel
6
May
Walk Run or Roll for Daniel

Colorado Springs, US

Tue 6th May 2025

Quad Rock 25 & 50 Mile Trail Races
10
May
Quad Rock 25 & 50 Mile Trail Races

Bellvue, US

Sat 10th May 2025

Parker Parks and Recreation Miles over the Meadow Mother’s Day 5K & Family Fun Trek
10
May
Parker Parks and Recreation Miles over the Meadow Mother’s Day 5K & Family Fun Trek

Parker, US

Sat 10th May 2025

Colterris Wine Run 5k
10
May
Colterris Wine Run 5k

Palisade, US

Sat 10th May 2025

Denver Mother's Day 5K
11
May
Denver Mother's Day 5K

Denver, US

Sun 11th May 2025

Colorado Women's Classic - Westminster
11
May
Colorado Women's Classic - Westminster

Westminster, US

Sun 11th May 2025

Spirit Challenge Run for Autism 10k and 5k
17
May
Spirit Challenge Run for Autism 10k and 5k

Steamboat Springs, US

Sat 17th May 2025

Vallecito Lake Heavy Half
17
May
Vallecito Lake Heavy Half

Bayfield, US

Sat 17th May 2025

Miles for Smiles 5K
18
May
Miles for Smiles 5K

Arvada, US

Sun 18th May 2025

Colorado Elite TC Sprint Festival
22
May
Colorado Elite TC Sprint Festival

Englewood, US

Thu 22nd May 2025

Narrow Gauge 10 Mile & 5k
25
May
Narrow Gauge 10 Mile & 5k

Durango, US

Sun 25th May 2025

7th Annual Angel Run at Red Leg Brewing
26
May
7th Annual Angel Run at Red Leg Brewing

Colorado Springs, US

Mon 26th May 2025

Crazy Legs 10k+ Trail Run
1
Jun
Crazy Legs 10k+ Trail Run

Loveland, US

Sun 1st Jun 2025

Flamingo Day 5K
1
Jun
Flamingo Day 5K

Denver, US

Sun 1st Jun 2025

RMRR June Trophy Series
1
Jun
RMRR June Trophy Series

Denver, US

Sun 1st Jun 2025

Stepping Stone 5K
1
Jun
Stepping Stone 5K

Littleton, US

Sun 1st Jun 2025

J-Town Jog 5K and Mile
7
Jun
J-Town Jog 5K and Mile

Johnstown, US

Sat 7th Jun 2025

StepUp For Women And Recovery
7
Jun
StepUp For Women And Recovery

Fort Collins, US

Sat 7th Jun 2025

Garden of the Gods Little Horn and Big Horn Kids Races
8
Jun
Garden of the Gods Little Horn and Big Horn Kids Races

Colorado Springs, US

Sun 8th Jun 2025

Garden of the Gods 10 Mile/10K and Trail Run
8
Jun
Garden of the Gods 10 Mile/10K and Trail Run

Colorado Springs, US

Sun 8th Jun 2025

NoCo All-Comers Track Meet Series #1
11
Jun
NoCo All-Comers Track Meet Series #1

Loveland, US

Wed 11th Jun 2025

Parker Parks and Recreation Dash Across the Dam Father’s Day 5K
14
Jun
Parker Parks and Recreation Dash Across the Dam Father’s Day 5K

Parker, US

Sat 14th Jun 2025

Sierra's 5K Run/Walk Race Against Meningitis
14
Jun
Sierra's 5K Run/Walk Race Against Meningitis

Loveland, US

Sat 14th Jun 2025

Father Hood 5K
15
Jun
Father Hood 5K

Colorado Springs, US

Sun 15th Jun 2025

Howelsen Hill Trail Run
21
Jun
Howelsen Hill Trail Run

Steamboat Springs, US

Sat 21st Jun 2025

Unicorn 5k (North)
21
Jun
Unicorn 5k (North)

Thornton, US

Sat 21st Jun 2025

Denver Pride 5K
28
Jun
Denver Pride 5K

Denver, US

Sat 28th Jun 2025

Let Freedom Run 5k/10k
4
Jul
Let Freedom Run 5k/10k

Louisville, US

Fri 4th Jul 2025

Newbie to 5K
4
Jul
Newbie to 5K

Pueblo, US

Fri 4th Jul 2025

Loveland Liberty 5K
4
Jul
Loveland Liberty 5K

Loveland, US

Fri 4th Jul 2025

Hahns Peak Vertical Trail Race
5
Jul
Hahns Peak Vertical Trail Race

Clark, US

Sat 5th Jul 2025

RMRR July Trophy Series
6
Jul
RMRR July Trophy Series

Lakewood, US

Sun 6th Jul 2025

Cookie Chase
12
Jul
Cookie Chase

Denver, US

Sat 12th Jul 2025

High Lonesome 100
18
Jul
High Lonesome 100

Chaffee County, US

Fri 18th Jul 2025

Aspen Valley Marathon
19
Jul
Aspen Valley Marathon

Aspen, US

Sat 19th Jul 2025

Race in the Clouds - Festival 5K
19
Jul
Race in the Clouds - Festival 5K

Alma, US

Sat 19th Jul 2025

Spring Creek Memorial Trail Run
19
Jul
Spring Creek Memorial Trail Run

Steamboat Springs, US

Sat 19th Jul 2025

Barr Trail Mountain Race
20
Jul
Barr Trail Mountain Race

Manitou Springs, US

Sun 20th Jul 2025

Spirit of the West 5K Run/Walk
27
Jul
Spirit of the West 5K Run/Walk

Golden, US

Sun 27th Jul 2025

RMRR August Trophy Series
1
Aug
RMRR August Trophy Series

Centennial, US

Fri 1st Aug 2025

11th Annual Run for the Ring
2
Aug
11th Annual Run for the Ring

Aurora, US

Sat 2nd Aug 2025

Unicorn 5k (South)
2
Aug
Unicorn 5k (South)

Highlands Ranch, US

Sat 2nd Aug 2025

TransRockies Run Charity Bibs
4
Aug
TransRockies Run Charity Bibs

Lake County, US

Mon 4th Aug 2025

Eltuck Valley 5k
5
Aug
Eltuck Valley 5k

Bellvue, US

Tue 5th Aug 2025

Dog Days Of Summer 2024
9
Aug
Dog Days Of Summer 2024

Longmont, US

Sat 9th Aug 2025

Into the Hills Eltuck 10k
12
Aug
Into the Hills Eltuck 10k

Bellvue, US

Tue 12th Aug 2025

Showing 49 - 96 of 283 events
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