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34,045EventsUnited States2026
SEP 2026
20SUN
6
SEP
Oak Tree Half Marathon & 5K Run/Walk
Geneseo, US
SUN
6
SEP
West of the River Series (June Jaunt, The Potato Run, and Barbecue Bash Quarters)
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SUN
6
SEP
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TUE
8
SEP
Run Our River 5K Series presented by fairlife
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FRI
11
SEP
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SAT
12
SEP
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12
SEP
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12
SEP
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SAT
12
SEP
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SAT
12
SEP
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SAT
12
SEP
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SAT
12
SEP
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SAT
12
SEP
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SAT
12
SEP
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Liverpool, US
SAT
12
SEP
Virgil Crest Ultras
Cortland, US
SAT
12
SEP
Run for a Reason 5k
Bemus Point, US
SAT
12
SEP
Oasis ZooRun Toronto 2026
Toronto, CA
SAT
12
SEP
UNFINISHED Series
Toronto, CA
SAT
12
SEP
Centaur Stride Trail Fun Run
Sherman, US
SAT
12
SEP
Camptown Races 10k, 5k, and Relay
Camptown, US
Oak Tree Half Marathon & 5K Run/Walk
Sunday, September 6, 2026 · Geneseo, United States
Distances
5K
Half
Start location
About this race
The Oak Tree 5km is the 2026 USATF Niagara Open and Masters 5km Championships, and part of the 2026 USATF Niagara Runner Of The Year Series and Team Grand Prix Series.