Upcoming 5K Races Near Johnstown, CO

Organize a race? Get it in front of thousands of runners.

Add it free Feature it

WinterFest 5k & Fun Run

Thornton, CO

Saturday, December 12th, 2026

5K

View details for race WinterFest 5k & Fun Run

Santa Catch 5k & 10k

Windsor, CO

Saturday, December 12th, 2026

5K

10K

1 Mile

Trail

View details for race Santa Catch 5k & 10k

2026 Jingle Bell Run - Colorado

Denver, CO

Sunday, December 13th, 2026

5K

1 Mile

View details for race 2026 Jingle Bell Run - Colorado

Santa's Dash for Ca$h

Denver, CO

Saturday, December 19th, 2026

5K

View details for race Santa's Dash for Ca$h

Ugly Sweater 5K

Denver, CO

Sunday, December 20th, 2026

5K

Fast

View details for race Ugly Sweater 5K

Resolution Run - Fort Collins

Fort Collins, CO

Thursday, December 31st, 2026

5K

View details for race Resolution Run - Fort Collins

Resolute Runner 5k

Arvada, CO

Friday, January 1st, 2027

5K

Trail

View details for race Resolute Runner 5k

All-Out Polar Prowl

Arvada, CO

Saturday, January 9th, 2027

Half

10K

5K

Trail

View details for race All-Out Polar Prowl

All-Out Mardi Crawl

Arvada, CO

Saturday, February 6th, 2027

Half

10K

5K

Trail

View details for race All-Out Mardi Crawl

Heart Throb 5k

Arvada, CO

Saturday, February 13th, 2027

5K

Fast

View details for race Heart Throb 5k

Lucky Brew Race 5K, 10K, 15k & Half Marathon

Severance, CO

Sunday, March 14th, 2027

5K

10K

15K

View details for race Lucky Brew Race 5K, 10K, 15k & Half Marathon

All-Out Spring Fever

Golden, CO

Sunday, March 21st, 2027

Half

10K

5K

Trail

View details for race All-Out Spring Fever

Donut Dash

Denver, CO

Sunday, April 4th, 2027

5K

Fast

View details for race Donut Dash

All-Out Beat the Heat

Westminster, CO

Saturday, April 24th, 2027

Half

10K

5K

Trail

View details for race All-Out Beat the Heat

Unicorn 5k (Denver-East)

Denver, CO

Sunday, April 25th, 2027

5K

View details for race Unicorn 5k (Denver-East)

The Colorado Marathon

Fort Collins, CO

Sunday, May 2nd, 2027

Marathon

Half

10K

BQ

View details for race The Colorado Marathon

Emerge 5K

Boulder, CO

Sunday, May 2nd, 2027

5K

View details for race Emerge 5K

Denver Mother's Day 5K

Denver, CO

Sunday, May 9th, 2027

5K

View details for race Denver Mother's Day 5K

Colorado Women's Classic - Westminster

Westminster, CO

Sunday, May 9th, 2027

5K

10K

10 Miles

View details for race Colorado Women's Classic - Westminster

Flamingo Day 5K

Denver, CO

Sunday, June 6th, 2027

5K

View details for race Flamingo Day 5K

Colorado 13er (Half Marathon/10k/5k)

Louisville, CO

Sunday, June 6th, 2027

Half

10K

5K

Trail

View details for race Colorado 13er (Half Marathon/10k/5k)

Explore more in Johnstown, CO

Jump straight to races by distance, month, or type.

Distance

5K 10K Half Marathon Marathon

Month

June July August

Race type

Trail Boston Qualifiers Fast Courses

Run clubs

Run clubs in Johnstown

Nearby

Berthoud Loveland Windsor Greeley Longmont Fort Collins All Colorado races