Colorado 13er (Half Marathon/10k/5k)
Colorado 13er (Half Marathon/10k/5k) is a 5K and 10K and Half Marathon race in Denver–Boulder, CO, held on Sun, Jun 6, 2027 at 1200 Dillon Road , with entry from $30. Colorado 13er (Half Marathon/10k/5k) takes place on June 6, 2027 in Louisville, CO, with 5K, 10K, half marathon on the schedule. Full details and registration are on the organizer's page.
| Date | Sun, Jun 6, 2027 |
| Distances | 5K, 10K, Half Marathon |
| Venue | 1200 Dillon Road |
| Address | 1200 Dillon Road, Louisville, CO |
| Entry | From $30 |
| Registration | Register for Colorado 13er (Half Marathon/10k/5k) |
Map location is approximate — confirm the start line with the organizer.
Listing updated Sun, Jul 26, 2026. Organize this race? Submit an update. Listing details via the organizer's page.
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