2025 - SF Half Day
2025 distances
Running
12-hour (Solo)
Fixed-time event. Run/walk as far as you can or as little as you want!
6-hour (Solo)
Fixed-time event. Run/walk as far as you can or as little as you want!
3-hour (Solo)
Fixed-time event. Run/walk as far as you can or as little as you want!
12-hour (Team)
Fixed-time event. Run/walk as far as you can or as little as you want as a team! Teams of 2-4 members will be issued a Race Belt to attach their team bib.. Each team member is required to complete at least one lap but they can complete as many, or as little, laps as they'd like. The team bib can only be transferred to another team member at the timing mat (S/F).
6-hour (Team)
Fixed-time event. Run/walk as far as you can or as little as you want as a team! Teams of 2-4 members will be issued a Race Belt to attach their team bib.. Each team member is required to complete at least one lap but they can complete as many, or as little, laps as they'd like. The team bib can only be transferred to another team member at the timing mat (S/F).
3-hour Team
Fixed-time event. Run/walk as far as you can or as little as you want as a team! Teams of 2-4 members will be issued a Race Belt to attach their team bib.. Each team member is required to complete at least one lap but they can complete as many, or as little, laps as they'd like. The team bib can only be transferred to another team member at the timing mat (S/F).
Coastal Testing
Race-day weather
Conditions on June 7, 2025 — historical Open-Meteo data.
The sun rises at 5:47 AM and sets at 8:29 PM local time (PDT) in San Francisco on June 7, 2025 — 14h 42m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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2025 results — SF Half Day
77 finishers across 6 distances · leading places in the 12-hour (Solo)
| Place | Name | Time | Pace |
|---|---|---|---|
| 1 | James Scanlan | 11:59:02 | 699:47 /mi |
| 2 | Eric Alt | 11:54:13 | 695:06 /mi |
| 3 | Kenneth Rogers | 11:58:37 | 699:23 /mi |
| 4 | Matthew Brand | 11:48:58 | 690:00 /mi |
| 5 | Romina Caristo | 11:56:42 | 697:31 /mi |
Every finisher is on the results page, filterable by distance, gender and age group.
Other races near San Francisco
Different organizers, within 40 miles, in the next three months
Howlin' Moon 5k & 2k Race plus 1k Fun Run -
Halloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO
PB&J Fuel Run 5K/10K/13.1 SAN FRANCISCO
Alpha Kappa Psi - Psi Kappa Ocean Conservation 5K
🏃 Plan Your Next Race in San Francisco
Find upcoming events by distance:
- San Francisco 5K Races 58 races
- 10K Run Events in San Francisco 42 races
- San Francisco Half Marathons 40 races
- San Francisco Running Calendar 2026 72 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 72 San Francisco events
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