Marineland, FL, United States · Saturday, August 1, 2026
River to Sea 6 Hour Race
We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.
What the course asks
DUV results for the 2026 edition (6h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, August
Regional 2001-2020 average for August — NASA POWER, grid elevation 9 m. Not a forecast.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2026 | 6h | 9 | Jim O'Connor · 54.186 km | Kay Trager · 52.722 km |
| 2025 | 6h | 10 | Jim O'Connor · 58.580 km | Kay Trager · 52.625 km |
| 2024 | 6h | 14 | Chris Stangle · 58.580 km | Laurie Smith · 52.625 km |
| 2023 | 6h | 17 | Wrigley Longstreet · 62.973 km | Jacque Hartley · 49.794 km |
| 2022 | 6h | 16 | Matthew Mueller · 65.146 km | Maria Urso · 65.146 km |
| 2021 | 6h | 18 | Ted Williamson · 55.860 km | Violetta Yazlovskaya · 67.318 km |
| 2020 | 6h | 17 | Brian Sharbono · 65.516 km | Carrie Meng · 56.970 km |
| 2019 | 6h | 6 | Roger Phillips · 58.660 km | Becca Lindgren · 56.053 km |
| 2018 | 6h | 6 | Bren Tompkins · 57.357 km | Carrie Meng · 49.535 km |
| 2017 | 6h | 10 | Andrew Cortez · 53.591 km | Carrie Meng · 57.936 km |
The field shrank 10% between 2025 (10) and 2026 (9). 44% of the 2026 field were women.
DUV results for the 2026 edition (6h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.
The Aid Station
Course-specific beta from the community
With road terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for this road race.
- Trail Running Shoes Cushioning on road that is still there in the last quarter.
- Race Nutrition Self-supported fuelling between aid stations.
- Hydration Vests Flask capacity without the bounce.
- GPS Watches Battery life first — an ultra outlasts most full-GPS modes.
Similar races
Other road ultras of the same format.