Slacker Half Marathon-Relay-4-Mile Races
Sat, Jun 26, 2027 · in 8 months Georgetown, CO
Half marathonHalf marathonHalf marathon
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 |
|---|---|---|---|---|---|
| Half marathon | 1,294 | 1:14:24 | 1:39:28 | 2:00:07 | 2:20:26 |
Field strength
Half marathonLocal
Faster up front than 40% of the half marathon races we track, based on 4,221 finishers over 3 editions.
Finishers by year
| Year | Half marathon |
|---|---|
| 2026 | 1,294 |
| 2025 | 1,327 |
| 2024 | 1,600 |
| 2023 | 1,138 |
| 2022 | 897 |
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