JeffCo League Championships
Next date not announced · last held Wed, Oct 14 Arvada, CO
5K5K5K5K5K5K5K5K
Race website & registration Your chances
Where would you finish?
Enter your race pace or connect Strava, and raceIQ compares you with this race's past finishers in your age group and gender.
See your predicted place7th
of ~140
Age group
Finish times
From the 2026 results.
| Distance | Finishers | Winner | Top 5% | Top 25% | Median |
|---|---|---|---|---|---|
| 5K | 38 | 15:48 | 16:04 | 17:10 | 18:00 |
Field strength
5KVery competitive
Faster up front than 99% of the 5K races we track, based on 1,031 finishers over 2 editions.
Finishers by year
| Year | 5K |
|---|---|
| 2026 | 506 |
| 2025 | 525 |
Upcoming races nearby
All races in Colorado- Eerie ErieSat, Oct 31 · Erie, CO
- Boos & Brews Halloween 5K @ Number Thirty EightSat, Oct 31 · Denver, CO
- HRCA Backcountry Wilderness Half MarathonSat, Oct 31 · Highlands Ranch, CO
- EAPL Zombie Run 5KSat, Oct 31 · Evergreen, CO
- South Boulder Creek parkrunSat, Oct 31 · Boulder, CO
- Halloween Zombie Fun Run 5K & 1mileSat, Oct 31 · Idaho Springs, CO