Upcoming Half Marathons in Colorado on Sundays

Upcoming

All Classic

Half Marathon

Name

Featured Listings
No	Race Date	Race	Location	Options
1	Sep 22, 2024 Sunday	Fall Equinox Marathon 26.2M, 13.1M, 5M run Virtual Option More Information	Fort Collins, CO City Location Larimer County, CO	details update save claim feature
1	Sep 22, 2024 Sunday	Boston Marathon Qualifier	Fort Collins, CO City Location Larimer County, CO	details update save claim feature

No	Race Date	Race	Location	Options
1	Aug 4, 2024 Sunday	Emerald Mountain Epic 26.2M, 13.1M trail run More Information	Steamboat Springs, CO City Location Routt County, CO	details update save claim feature
2	Aug 4, 2024 Sunday	I'm Bound for Boston Marathon & Half Marathon - Denver 26.2M, 13.1M run More Information	Denver, CO City Location Denver County, CO	details update save claim feature
3	Aug 11, 2024 Sunday	Hometown Half Marathon 13.1M, 10K, 5K, 1M run \| kids run Virtual Option More Information	Westminster, CO City Location Adams County, CO Jefferson County, CO	details update save claim feature
4	Aug 18, 2024 Sunday	Erie Half & 5K 13.1M, 5K run More Information	Erie, CO City Location Weld County, CO	details update save claim feature
5	Aug 25, 2024 Sunday	Rock Hawk Trail Races 13.1M, 10K, 5K trail run More Information	Castle Rock, CO City Location Douglas County, CO	details update save claim feature
6	Sep 1, 2024 Sunday	Calarat Challenge Trail Running Festival 13.1M, 10K trail run More Information	Jamestown, CO City Location Boulder County, CO	details update save claim feature
7	Sep 15, 2024 Sunday	Nun Run 13.1M, 5K run More Information	Denver, CO City Location Denver County, CO	details update save claim feature
8	Sep 22, 2024 Sunday	Fall Equinox Marathon 26.2M, 13.1M, 5M run Virtual Option More Information	Fort Collins, CO City Location Larimer County, CO	details update save claim feature
8	Sep 22, 2024 Sunday	Boston Marathon Qualifier	Fort Collins, CO City Location Larimer County, CO	details update save claim feature
9	Sep 22, 2024 Sunday	Red Feather Trail Jamboree 13.1M trail run More Information	Red Feather Lakes, CO City Location Larimer County, CO	details update save claim feature
10	Sep 22, 2024 Sunday	Sunlight Showdown 13.1M trail run More Information	Glenwood Springs, CO City Location Garfield County, CO	details update save claim feature
11	Sep 29, 2024 Sunday	Bear Chase Race - Half Marathon & 10K 13.1M, 10K trail run More Information	Lakewood, CO City Location Jefferson County, CO	details update save claim feature
12	Sep 29, 2024 Sunday	Boulderthon: Downtown Boulder Marathon 26.2M, 13.1M, 10K, 5K run \| kids run More Information	Boulder, CO City Location Boulder County, CO	details update save claim feature
13	Oct 6, 2024 Sunday	Colorado Brewery Running Series 13.1M, 5K run More Information	Fort Collins, CO City Location Larimer County, CO	details update save claim feature
14	Oct 6, 2024 Sunday	Spooky Sprint - Colorado Springs 13.1M, 10K, 5K, 1M run \| kids run More Information	Colorado Springs, CO City Location El Paso County, CO	details update save claim feature
15	Oct 6, 2024 Sunday	Windsor Marathon 26.2M, 13.1M, 10K, 5K run \| kids run More Information	Windsor, CO City Location Weld County, CO	details update save claim feature
16	Oct 13, 2024 Sunday	Westy Half & 5K 13.1M, 5K run More Information	Westminster, CO City Location Adams County, CO Jefferson County, CO	details update save claim feature
17	Oct 27, 2024 Sunday	All-Out Kooky-Spooky 13.1M, 10K, 5K run Virtual Option More Information	Golden, CO City Location Jefferson County, CO	details update save claim feature
18	Nov 3, 2024 Sunday	Rim Rock Marathon and Half Marathon 26.2M, 13.1M run More Information	Fruita, CO City Location Mesa County, CO	details update save claim feature
19	Dec 8, 2024 Sunday	Rock Canyon Half Marathon 13.1M run More Information	Pueblo, CO City Location Pueblo County, CO	details update save claim feature
20	Jan 19, 2025 Sunday	Arctic Prairie Dog Half - Westminster 13.1M, 10K, 5K run More Information	Louisville, CO City Location Boulder County, CO	details update save claim feature

For the love of all that Is good And moisture wicking...

Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.

ALWAYS visit the race's website for the most complete and accurate race information.