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Running Calendar near Morrison 2026-2027

Monthly updates for Morrison

Get new running races (and updates) in your inbox every month.

Explore the top running races near Morrison for 2026-2027! We've gathered 140 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
January 2026
Jan
10
Sa

Polar Prowl

5 km 10 km Half Marathon
Jan
10
Sa

Sentinel Flurry

5 km
Jan
10
Sa

CMRA Frozen Platte 8K

5 km 8 km
Jan
17
Sa

The Best Races - Centennial

5 km 10 km 13 mi
Jan
18
Su

Arctic Prairie Dog Half Marathon

5 km 10 km
Jan
18
Su

Polar Bear 5K

5 km
Jan
18
Su

Colorado Cold Rush

5 km 10 km
Jan
25
Su

Yeti Chase 10k

5 km 10 km
Jan
25
Su

Freakin Freezin 5K - Denver

Trail Run 5 km
Jan
31
Sa

Sourdough Snowshoe Race

Trail Run 18 km 30 km
February 2026
Feb
1
Su

Super Bowl 5K

5 km
Feb
1
Su

RMRR Trophy Series - Englewood

5 km 11 km
Feb
7
Sa

The Best Races - Centennial

5 km 10 km 13 mi
Feb
7
Sa

Westy Winter Waggle 10k

5 km 10 km
Feb
8
Su

Valentine's Day Run

4 mi
Feb
8
Su

Super Sunday 5K

Trail Run 5 km
Feb
8
Su

South Suburban Race Series

5 km 8 km 10 km
Feb
14
Sa

Heart Throb 5K

5 km
Feb
14
Sa

The Best Races - Centennial

5 km 10 km 13 mi
Feb
14
Sa

Parker Parks and Recreation Love 'em or Leave 'em Valentine's Day 10K

5 km 10 km