
Oak Tree Half Marathon & 5K Run/Walk is a running race on September 6, 2026 in Geneseo, NY, with entry fees from $40 to $100.
From the Organizer
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.
Weather
Live forecast from the U.S. National Weather Service.
Race Day
Sunday, 9/6
High
70°
Low
51°
Conditions
Slight chance rain showers then partly sunny
Chance of Rain
17%
Wind
3 to 12 mph
Host City
Population
7,700
as of 2023
City Elevation
852 ft
Nearest Airport
ROC
Frederick Douglass Greater Rochester International Airport · 23 mi
Time Zone
Eastern Time
From Endurance Grid
A small town race. Lodging near the start could be limited, so book early.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Oak Tree Half Marathon & 5K Run/Walk, put it on the calendar, and turn “someday” into a start date.
Today
Race day is here
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From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
Oak Tree Half Marathon & 5K Run/Walk
Sep 6, 2026