Colorado · Castle Rock
Running races in Castle Rock, CO
2 upcoming races in Castle Rock, with today’s registration fee and the date each price goes up.
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| Race | Date | City | Distances | Current Fee |
|---|---|---|---|---|
| 2026 Turkey ROCK Trot | Castle Rock, CO | 5K | $45 | |
| Summer Splash Prairie Dog Half, 10k, & 5k | Castle Rock, CO | Half Marathon, 10K, 5K | $39 |
Castle Rock races by distance
The next races at each distance in Castle Rock. Not sure how far a 10K or a half marathon is? See race distances in miles and kilometers.
5K Races in Castle Rock (2)
- 2026 Turkey ROCK Trot · Thu, Nov 26
- Summer Splash Prairie Dog Half, 10k, & 5k · Sat, Jul 17
10K Races in Castle Rock (1)
- Summer Splash Prairie Dog Half, 10k, & 5k · Sat, Jul 17
Half Marathons in Castle Rock (1)
- Summer Splash Prairie Dog Half, 10k, & 5k · Sat, Jul 17
Castle Rock races by theme
All upcoming Castle Rock races
Castle Rock race questions
What races are in Castle Rock, CO this month?
1 races is scheduled in Castle Rock, CO for the rest of November, including 2026 Turkey ROCK Trot (Thu, Nov 26, Castle Rock).
Which races in Castle Rock, CO raise their price soonest?
Summer Splash Prairie Dog Half, 10k, & 5k goes from $74 to $79 on Sun, Apr 18.