CT
Castle to River Run
Race Date
Oct 25, 2026
Location
Garrison, NY
Quick facts
- Date
- Sunday, October 25, 2026
- Location
- Garrison, New York
- Distance
- Half marathon (13.1 mi)
- Course
- Loop Course
- Terrain
- Road
- USATF certified
- Not listed
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Rolling Hills
Quality Score
Heritage0/20
first year
Size0/15
no finisher counts yet
Momentum3/5
small race — neutral
Loyalty0/20
needs a few years of results
Course & details3/15
4 timing sources
National draw0/10
no finisher data yet
Front-pack speed0/5
no winner time yet
Weather8/10
typical high 61°F
Race Day Weather
5-year historical avgStart (Low)
42°
Afternoon (High)
57°
Ideal racing weather — cool and comfortable
0.0"
Precipitation
10 mph
Wind
72%
Humidity
Frequently asked
When is the Castle to River Run?
The Castle to River Run is held on Sunday, October 25, 2026.
Where does the Castle to River Run take place?
It takes place in Garrison, New York.
What distances does the Castle to River Run offer?
The half marathon (13.1 miles).
Is the Castle to River Run course flat and good for a PR?
The Castle to River Run is a rolling hills, loop course course.
HalfRuns editorial — independent, no paid placement.
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