Oak Tree Half Marathon & 5K Run/Walk
About this race
The Oak Tree is run annually on the Sunday of Labor Day weekend in beautiful historic Geneseo, NY.
Complete race details and online registration: https://oaktreerace.org
USATF Niagara Association 5km Championships: The Oak Tree 5km will serve as the 2026 USATF Niagara Open and Masters 5km Championships. The race will also be part of the 2026 USATF Niagara Runner Of The Year Series and Team Grand Prix Series.
Pick your distance
Running
Half Marathon
5K Run/Walk
Typical race-day weather
Based on 12 years of Open-Meteo archive data for this event's race dates in Geneseo, plus the 3 days either side.
The sun rises at 6:40 AM and sets at 7:39 PM local time (EDT) in Geneseo on September 5, 2027 — 12h 59m 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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Results — Oak Tree Half Marathon & 5K Run/Walk
Other races near Geneseo
Different organizers, within 40 miles, in the next three months
Livonia Turkey Trot
Avon Csd 5k for Veterans
B & V Coffee Café Gobble Gobble 5k
Hoof-It For Heroes
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, 1 Geneseo event
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