The San Jose Spartan Trifecta weekend takes place at Modesto Reservoir Regional Park in Waterford, California. Saturday features the Beast and a 50K Ultra, with Super and Sprint on Sunday, so racers can complete a Trifecta in one weekend. Doubles heats and kids races at 1K, 1.5K, and 3K round out both days.
| Race | Start | Distance | Training plan |
|---|---|---|---|
| UltraElite | 06:00 | 50.0 km | Training Plan |
| UltraAge Group | 06:15 | 50.0 km | Training Plan |
| UltraOpen | 06:30 | 50.0 km | Training Plan |
| BeastElite | 07:00 | 21.0 km | Training Plan |
| BeastAge Group | 07:15 | 21.0 km | Training Plan |
| BeastDoubles | 08:00 | 21.0 km | Training Plan |
| BeastOpen | 08:00 | 21.0 km | Training Plan |
| Kids Race 3K | 09:00–12:00 | 3.0 km | |
| Kids Race 1.5K | — | 1.5 km | |
| Kids Race 1K | — | 1.0 km |
| Race | Start | Distance | Training plan |
|---|---|---|---|
| SuperElite | 07:30 | 10.0 km | Training Plan |
| SuperAge Group | 07:45 | 10.0 km | Training Plan |
| SuperDoubles | 08:30 | 10.0 km | Training Plan |
| SuperOpen | 08:30 | 10.0 km | Training Plan |
| Kids Race 3K | 09:00–12:00 | 3.0 km | |
| SprintDoubles | 11:00 | 5.0 km | Training Plan |
| SprintOpen | 11:00 | 5.0 km | Training Plan |
| Kids Race 1.5K | — | 1.5 km | |
| Kids Race 1K | — | 1.0 km |
Fly into one of these airports within 250km of the race venue.
Actual weather data for this date over the past 5 years.
| Year | High | Low | Wind | Rain |
|---|---|---|---|---|
| 2026 | 20°C | 6°C | 9 km/h | — |
| 2025 | 17°C | 4°C | 15 km/h | — |
| 2024 | 23°C | 9°C | 20 km/h | — |
| 2023 | 13°C | 5°C | 28 km/h | — |
| 2022 | 27°C | 10°C | 19 km/h | — |