Upcoming Races in Fort Collins

Endurance Grid lists 13 races in Fort Collins, Colorado, from October 2026 to August 2027.

Races

Sports

Racing in Fort Collins

The Fort Collins race calendar is busiest in November, October, and December. It covers a range of endurance sports — you'll find races in Running, Adventure, and Trail Running — so there's usually a race near you. Distances span a wide range across those sports; you'll see 5K, 1 Mile, Marathon, Half Marathon, and 4 Mile, along with other popular distances.

Weather on race day varies by time of year, so it lives where it’s accurate — each race page shows that race’s typical high, low, and rain chance from NOAA climate normals for its venue and date.

Population

169,705

as of 2023

City Elevation

4,989 ft

Nearest Airport

CYS

Cheyenne Regional Jerry Olson Field

Time Zone

Mountain Time

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Races in Fort Collins, CO

Explore and filter upcoming endurance races in Fort Collins, Colorado on the map below — by sport, distance, price, or month.

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13 races in Fort Collins

October 2026 Fort Collins, Colorado Races

2 upcoming races in Fort Collins, Colorado in October.

Oct

17–18

Sat–Sun

RunningTrail Running

Blue Sky Trail Marathon & Half Marathon

4780 W County Rd 38e, Fort Collins, CO

Marathon

Avg 64° / 36°·4,989 ft city elevation

Avg 64° / 36°4,989 ft city elevation

Oct

Sun

Running

FCRC at Open Streets

277 West Laurel Street, Fort Collins, CO

1 Mile

Avg 63° / 35°·4,989 ft city elevation

Avg 63° / 35°4,989 ft city elevation

November 2026 Fort Collins, Colorado Races

4 upcoming races in Fort Collins, Colorado in November.

Nov

Sun

Running

Girls on the Run Northern Colorado Fall 5K

3156 S Overland Trail, Fort Collins, CO

Avg 58° / 31°·4,989 ft city elevation

Avg 58° / 31°4,989 ft city elevation

Nov

Sun

Running

Fossil Creek Park T&H 5K

5821 S Lemay Ave, Fort Collins, CO

Avg 58° / 31°·4,989 ft city elevation

Avg 58° / 31°4,989 ft city elevation

Nov

7–8

Sat–Sun

Running

Colorado 24 Hour Run

4927 E. County Road 36, Fort Collins, CO

Avg 56° / 29°·4,989 ft city elevation

Avg 56° / 29°4,989 ft city elevation

Nov

Thu

Running

Fort Collins Thanksgiving Day Run

147 S College Ave, Fort Collins, CO

4 Mile

Avg 48° / 23°·4,989 ft city elevation

Avg 48° / 23°4,989 ft city elevation

December 2026 Fort Collins, Colorado Races

2 upcoming races in Fort Collins, Colorado in December.

Dec

Sat

Running

Sweaty Sweater 5k

4616 S. Shields Street, Fort Collins, CO

1 Mile · 5K

Avg 43° / 18°·4,989 ft city elevation

Avg 43° / 18°4,989 ft city elevation

Dec

Thu

Running

Resolution Run - Fort Collins

1801 Riverside Ave, Fort Collins, CO

Avg 44° / 17°·4,989 ft city elevation

Avg 44° / 17°4,989 ft city elevation

March 2027 Fort Collins, Colorado Races

1 upcoming race in Fort Collins, Colorado in March.

Mar

Sat

Running

Sharin' O' The Green 5k

Odell Brewing, Fort Collins, CO

Avg 56° / 28°·4,989 ft city elevation

Avg 56° / 28°4,989 ft city elevation

April 2027 Fort Collins, Colorado Races

1 upcoming race in Fort Collins, Colorado in April.

Apr

Sun

Running

Horsetooth Half Marathon - Presented by Fort Collins Connexion

Fort Collins, CO

Half Marathon

Avg 63° / 36°·4,989 ft city elevation

Avg 63° / 36°4,989 ft city elevation

May 2027 Fort Collins, Colorado Races

1 upcoming race in Fort Collins, Colorado in May.

May

Sun

Running

The Colorado Marathon

301 Maple St., Fort Collins, CO

5K · 10K · Half Marathon · Marathon

Avg 66° / 40°·4,989 ft city elevation

Avg 66° / 40°4,989 ft city elevation

June 2027 Fort Collins, Colorado Races

1 upcoming race in Fort Collins, Colorado in June.

Jun

Fri

Running

M1LE Nation Challenge

151 University Ave, Fort Collins, CO

1 Mile

Avg 81° / 52°·4,989 ft city elevation

Avg 81° / 52°4,989 ft city elevation

August 2027 Fort Collins, Colorado Races

1 upcoming race in Fort Collins, Colorado in August.

Aug

6–7

Fri–Sat

Adventure

Wild West Relay

2685 Busch Drive, Fort Collins, CO

Avg 87° / 59°·4,989 ft city elevation

Avg 87° / 59°4,989 ft city elevation

Races near Fort Collins

Nov

Sat

Running

Bell Ringer 2 Miler

10 miles awayNorth Lake Park, Loveland, CO

2 Mile / 3K

Avg 56° / 24°·5,002 ft city elevation

Avg 56° / 24°5,002 ft city elevation

Nov

Sat

Trail RunningRunning

Lone Tree Reckoning Heavy 15K and 5K

10 miles away2939 N County Rd 31D, Loveland, CO

Avg 54° / 22°·5,002 ft city elevation

Avg 54° / 22°5,002 ft city elevation

Nov

Thu

Running

Huffin' for Stuffin' 2-Mile Fun Run

10 miles awayMeHaffey Park, Loveland, CO

2 Mile / 3K

Avg 48° / 18°·5,002 ft city elevation

Avg 48° / 18°5,002 ft city elevation

Apr

Sun

RunningUltra

NoCo Urban Ultra & Relay

11 miles away4936 W County Rd 52 E, Bellvue, CO

50 Mile · 100 Mile

Avg 51° / 29°·6,647 ft city elevation

Avg 51° / 29°6,647 ft city elevation

Mar

Sun

Running

Spring Equinox

11 miles away2856 Cleveland Ave, Wellington, CO

5K · Half Marathon

Avg 57° / 28°·5,250 ft city elevation

Avg 57° / 28°5,250 ft city elevation

Nov

Sat

Running

BSBF 2- Mile Fun Run - Bell Ringer

11 miles away2626 Taft Ave, Loveland, CO

2 Mile / 3K

Avg 56° / 24°·5,002 ft city elevation

Avg 56° / 24°5,002 ft city elevation

Mar

Sun

Running

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

11 miles awaySeverance Community Park, Severance, CO

1K · 5K · 10K · 15K · Half Marathon

Avg 55° / 26°·4,892 ft city elevation

Avg 55° / 26°4,892 ft city elevation

Jun

Sat

RunningRucking

Red, White and Brew 5k, 10k & Half Marathon

11 miles awayTHE GRAINHOUSE, Windsor, CO

1 Mile · 5K · 10K · Half Marathon

Avg 83° / 53°·4,800 ft city elevation

Avg 83° / 53°4,800 ft city elevation

Dec

Sat

Running

Santa Catch 5k & 10k

11 miles away100 N 5th St, Windsor, CO

1 Mile · 5K · 10K

Avg 42° / 16°·4,800 ft city elevation

Avg 42° / 16°4,800 ft city elevation

Nov

Thu

Running

2026 Loveland Turkey Trot

11 miles away2000 N Boise Avenue, Loveland, CO

Avg 48° / 18°·5,002 ft city elevation

Avg 48° / 18°5,002 ft city elevation

Dec

Sat

Running

Toy Drop

12 miles away1480 Cascade Ave, Loveland, CO

Avg 45° / 15°·5,002 ft city elevation

Avg 45° / 15°5,002 ft city elevation

Dec

Sat

Running

Sleigh Bell Shuffle

12 miles away6105 Sky Pond Dr, Loveland, CO

Avg 44° / 14°·5,002 ft city elevation

Avg 44° / 14°5,002 ft city elevation

Frequently Asked Questions

How many races are in Fort Collins, Colorado?

Endurance Grid's Race Calendar lists 13 upcoming races in Fort Collins, Colorado, spanning 3 sports.

What kinds of races are held in Fort Collins?

Fort Collins hosts adventure, running, and trail running races.

Is there a race season in Fort Collins?

Races in Fort Collins run throughout the year rather than in a single fixed season. Of the upcoming races on Endurance Grid's Race Calendar, the most are in November and October.

What race distances can you find in Fort Collins?

Upcoming races in Fort Collins cover distances including 1 Mile, 5K, 4 Mile, 10K, Half Marathon, and Marathon.

What other cities near Fort Collins have races?

Nearby race cities include Loveland.