Sports
Platte River Half Marathon, Relay & 5K
A popular half-marathon, relay, and 5k race in the Denver metro area with 21+ years of history, designated as the RRCA Colorado State Half Marathon Championship. Attracts both beginners and experienced runners seeking fitness events.
- When
- Apr 11, 2027
- Where
- Littleton, CO
- Est. attendance
- 1500
- Organizer
- Platte River Half Marathon
About this event
A popular half-marathon, relay, and 5k race in the Denver metro area with 21+ years of history, designated as the RRCA Colorado State Half Marathon Championship. Attracts both beginners and experienced runners seeking fitness events.
View original listing on platteriverhalf.com →Track record & vendor details
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