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Races in Loveland, CO

Running races in or near Loveland, CO

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

See below for a frequently-updated, comprehensive list of upcoming running events in the local Loveland, 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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Muddy Dash - Exclusive VIP Registration - ...

Organization: Viral Run

Date of Race: 09-13-2025

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

Muddy Dash - VALUE REGISTRATION - R̶e̶g̶u̶l̶a̶r̶ ...

Organization: Viral Run

Date of Race: 09-13-2025

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

Muddy Dash | Denver

Organization: Viral Run

Date of Race: 09-13-2025

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

Running-5K - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 12-31-2025

Description: Run out the old year, and welcome the new! Now in ...

Running-Half marathon - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 09-06-2025

Description: The Black Squirrel Trail Half Marathon takes place on the wonderful ...

Running-Trail-Marathon - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 10-18-2025

Description: Taking place on the trails between Horsetooth Mountain Park and the ...

Running-Half marathon - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 10-18-2025

Description: Taking place on the trails between Horsetooth Mountain Park and the ...

24 Hour - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 11-01-2025

Description: Welcome to the Colorado 24 Hour Run! We aim to provide ...

12 Hour - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 11-01-2025

Description: Welcome to the Colorado 24 Hour Run! We aim to provide ...

6 Hour - Individual Age group/open

Organization: Gnar Runners 2015

Date of Race: 11-01-2025

Description: Welcome to the Colorado 24 Hour Run! We aim to provide ...

Black Squirrel Half Marathon

Organization: Gnar Runners 2015

Date of Race: 09-06-2025

Description: The Black Squirrel Trail Half Marathon takes place on the wonderful ...

Blue Sky Marathon & Half

Organization: Gnar Runners 2015

Date of Race: 10-18-2025

Description: Taking place on the trails between Horsetooth Mountain Park and the ...

Resolution Run 5K

Organization: Gnar Runners 2015

Date of Race: 12-31-2025

Description: Run out the old year, and welcome the new! Now in ...

Colorado 24 Hour Run

Organization: Gnar Runners 2015

Date of Race: 11-01-2025

Description: Welcome to the Colorado 24 Hour Run! We aim to provide ...

Road Runner Sports

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


More information about Loveland

About Loveland

Loveland (CO) is a city in Larimer County with an estimated population of 66,859.[4]

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The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.

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