All-Out Fall Fest
Sat, Sep 18, 2027 · in 11 months Westminster, CO
Half marathon10K5K
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 | 82 | 1:23:22 | 1:35:33 | 1:57:11 | 2:17:54 |
| 10K | 81 | 36:06 | 45:36 | 55:16 | 1:05:18 |
| 5K | 150 | 21:17 | 25:28 | 32:23 | 41:16 |
Field strength
5KCasual
Faster up front than 26% of the 5K races we track, based on 392 finishers over 3 editions.
10KCompetitive
Faster up front than 62% of the 10K races we track, based on 268 finishers over 3 editions.
Half marathonLocal
Faster up front than 44% of the half marathon races we track, based on 297 finishers over 3 editions.
Finishers by year
| Year | 5K | Half marathon | 10K |
|---|---|---|---|
| 2026 | 150 | 82 | 81 |
| 2025 | 137 | 95 | 91 |
| 2024 | 105 | 120 | 96 |
| 2023 | 104 | 94 | 80 |
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