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Races in Frederick, CO

Running races in or near Frederick, CO

Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more

See below for a frequently-updated, comprehensive list of upcoming running events in the local Frederick, CO area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.

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Running-5K - Team of 5

Organization: Buffs4Life

Date of Race: 06-22-2025

Description: SUNDAY, JUNE 25-8AM START AND FINISH AT ...

Running-5K - Team of 3

Organization: Buffs4Life

Date of Race: 06-22-2025

Description: SUNDAY, JUNE 25-8AM START AND FINISH AT ...

Running-5K - Team of 4

Organization: Buffs4Life

Date of Race: 06-22-2025

Description: SUNDAY, JUNE 25-8AM START AND FINISH AT ...

Running-5K - Individual Age group/open

Organization: Buffs4Life

Date of Race: 06-22-2025

Description: SUNDAY, JUNE 25-8AM START AND FINISH AT ...

Running-5K - Couples / Team of 2

Organization: Buffs4Life

Date of Race: 06-22-2025

Description: SUNDAY, JUNE 25-8AM START AND FINISH AT ...

Running-5K - 15 And Under Youth

Organization: Turner Middle School

Date of Race: 05-03-2025

Description: All participants are welcome. Come challenge yourself to be the best.

Half marathon - Individual Age group/open

Organization: Five Star NTP

Date of Race: 08-03-2025

Description: Have you been dreaming of running Boston? Need to shave a ...

Muddy Dash - VIP Registration đź’Ž

Organization: Viral Run

Date of Race: 05-10-2025

Description: Muddy Dash is not your average mud run! Get ready for ...

Marathon - Individual Age group/open

Organization: Five Star NTP

Date of Race: 08-03-2025

Description: Have you been dreaming of running Boston? Need to shave a ...

Colorado Cross Country Summer Camp

Organization: Colorado Track & Cross Country Camps

Date of Race: 07-07-2025

Description: Nestled 5,430 feet above sea level, Boulder, Colorado is renowned as ...

Price

Organization: Colorado Track & Cross Country Camps

Date of Race: 07-07-2025

Description: Nestled 5,430 feet above sea level, Boulder, Colorado is renowned as ...

I'm Bound for Boston Marathon & Half Marathon ...

Organization: Five Star NTP

Date of Race: 08-03-2025

Description: Have you been dreaming of running Boston? Need to shave a ...

13th Annual Buffs4Life 5k Walk/Run

Organization: Buffs4Life

Date of Race: 06-22-2025

Description: SUNDAY, JUNE 25-8AM START AND FINISH AT ...

Bubble Run - Exclusive VIP Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...

Organization: Viral Run

Date of Race: 06-21-2025

Description: If you’ve done a traditional 5K, you know ...

Running-5K - 16 and Older Adult Registration

Organization: Turner Middle School

Date of Race: 05-03-2025

Description: All participants are welcome. Come challenge yourself to be the best.

Bubble Run - Value Registrations- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶5̶4̶.̶9̶5̶

Organization: Viral Run

Date of Race: 06-21-2025

Description: If you’ve done a traditional 5K, you know ...

Muddy Dash - Value Registration

Organization: Viral Run

Date of Race: 05-10-2025

Description: Muddy Dash is not your average mud run! Get ready for ...

Bubble Run | Denver

Organization: Viral Run

Date of Race: 06-21-2025

Description: If you’ve done a traditional 5K, you know ...

Muddy Dash | Denver

Organization: Viral Run

Date of Race: 05-10-2025

Description: Muddy Dash is not your average mud run! Get ready for ...

21st Annual Bob Turner Classic 5k Run/Walk

Organization: Turner Middle School

Date of Race: 05-03-2025

Description: All participants are welcome. Come challenge yourself to be the best.

5k Race June

Organization: Fort Lupton Recreation Center

Date of Race: 06-14-2025

Description: DescriptionA certified 5k Race starts on South Harrison Avenue in front ...

2025 Wicked Wine Run Denver, CO

Organization: Wicked Wine Run

Date of Race: 05-10-2025

Description: Whether you’re a seasoned runner or just love to walk and ...

5K WICKED WINE RUN - Individual ̶R̶e̶g̶u̶l̶a̶r̶ ...

Organization: Wicked Wine Run

Date of Race: 05-10-2025

Description: Whether you’re a seasoned runner or just love to walk and ...

BOTH 5K + 1K! - Individual R̶e̶g̶u̶l̶a̶r̶ ̶$̶9̶0̶

Organization: Wicked Wine Run

Date of Race: 05-10-2025

Description: Whether you’re a seasoned runner or just love to walk and ...

1K TASTING WALK - Individual ̶R̶e̶g̶u̶l̶a̶r̶ ̶$̶7̶0̶

Organization: Wicked Wine Run

Date of Race: 05-10-2025

Description: Whether you’re a seasoned runner or just love to walk and ...

Saucony

Complete list of running events in and near Frederick, CO: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.


More information about Frederick

About Frederick

Frederick (CO) is a town in Weld County with an estimated population of 8,679.[4]

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Did you know?

Historically, more marathons are run in the month of October than any other month (in the U.S.).

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