TMC Earth Day 5K at Biosphere 2
Sat, Apr 17, 2027 · in 6 months Oracle, AZ
5K5K
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 | 686 | 19:30 | 25:30 | 33:22 | 41:56 |
Field strength
5KCasual
Faster up front than 14% of the 5K races we track, based on 1,297 finishers over 2 editions.
Finishers by year
| Year | 5K |
|---|---|
| 2026 | 686 |
| 2025 | 611 |
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