Saturday, May 1, 2027 – Sunday, May 2Frederick, MD
Approximate, from the race's ZIP code.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.
| Year | Event | Finishers | Median | Men | Women |
|---|---|---|---|---|---|
| 2026 | Half Marathon · Half | 2,792 | 2:08:06 | 1:59:33 | 2:16:04 |
| 2026 | Nut Job Challenge (Half & 5k) · 5K | 304 | 2:42:38 | 2:31:51 | 2:56:42 |
| 2026 | Twilight 5K · 5K | 1,365 | 34:12 | 31:45 | 36:04 |
| 2025 | Half Marathon · Half | 2,453 | 2:11:59 | 2:04:02 | 2:20:03 |
| 2025 | 2 Person Team Relay · Half | 19 | 1:56:28 | — | — |
| 2025 | Nut Job Challenge (Half & 5k) · 5K | 303 | 2:53:37 | 2:43:24 | 3:03:19 |
| 2025 | Twilight 5K · 5K | 1,113 | 34:36 | 32:00 | 36:24 |
| 2024 | Half Marathon · Half | 2,450 | 2:10:22 | 2:02:00 | 2:18:56 |
| 2024 | 2 Person Team Relay · Half | 52 | 2:13:00 | — | — |
| 2024 | Nut Job Challenge (Half & 5k) · 5K | 332 | 2:52:23 | 2:37:44 | 3:03:33 |
| 2024 | Twilight 5K · 5K | 1,103 | 33:34 | 30:24 | 35:53 |
| 2023 | Half Marathon · Half | 2,373 | 2:12:45 | 2:05:02 | 2:19:22 |
| 2023 | Twilight 5K · 5K | 1,092 | 34:12 | 31:00 | 36:12 |
Median finish times from results published on RunSignup. Keyrace keeps only these summaries, never individual results. A fast or slow field affects times as much as the course does.