Summer Splash Prairie Dog Half Marathon Castle Rock
External Event
Distance
3.1–13.1 mi
Pace
Varied
Terrain
Road
Difficulty
Moderate
About this run
The Summer Splash Prairie Dog Half Marathon takes place in Castle Rock, CO on July 18, 2026. Participants can choose distances ranging from 5K to a half marathon (21.1 km). Visit the official website for registration and event specifics.
What to expect
- A summer race event
- Distances from 5K to Half Marathon
- Half Marathon (21.1 km) option
Typical conditions
For events around July 2026 in Castle Rock, CO, United States: Typical summer / warmer season in this region — plan hydration and sun protection; verify any heat policies with the organizer.
How to prepare
Half marathon prep usually includes a weekly long run that builds toward 16–20 km, plus easy runs for recovery. Confirm packet pickup and start procedures on the official registration page.
Plan longer races for 2026Getting there
This event is listed in Castle Rock, CO, United States. Confirm the exact start venue, parking, and transit options on the official registration page.
Registration is handled by the official event organizer
Know a local group? Host a community run in Castle Rock
