Castle to River Run
Oct 25Garrison, NYHalf Marathon, 5K
Also a 5K, 30 mi from 8 Hours at the Farm, registration open
At a glance
- Date
- Nov 1, 2026
- Location
- Brookfield, Connecticut
- Distances
- 8 hr, 4 hr, 5K
- Aid stations
- 1
- Registration
- Open until Oct 31, 2026, via ultrasignup.com
Listed from UltraSignup. Checked Oct 19, 2026.
Plan this race for free
1 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planAbout this race
A timed trail running event held at Gurski Farm/Williams Park in Brookfield, CT, featuring a 4-mile loop with a mix of single track and rolling farm trails. Options include an 8-hour, 4-hour, 5K, and 5K Canicross event.
Key dates
Registration opens
Jan 1, 2026
Early Registration ends
May 31, 2026
Early Registration ends
Jun 30, 2026
/ 5K Canicross - Early Registration ends
Sep 30, 2026
Standard ends
Sep 30, 2026
Registration closes
Oct 31, 2026
Race day
Nov 1, 2026
Pricing
8 Hour
Late/Race Day
$85
4 Hour
Late/Race Day
$75
5K
/ 5K Canicross - Late/Race Day
$35
Email me updates about 8 Hours at the Farm
Registration openings and major changes, like a new date or a cancellation.
Aid stations
1| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Start/Finish The only listed aid station, located at the Start/Finish. All Steep Endurance events are cupless: runners must carry their own hydration vessel. | 0.00 miles | -- | waterelectrolyte drinkpotato chipspretzels+1 |
Entry transfers
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
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Race planning
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