HefnerHarvest
About this race
Join us for HefnerHarvest in Okc, Oklahoma, United States on October 18, 2026.
Pick your distance
Duathlon
Kids
Adult
Race-day daylight
We have no recorded weather for Okc yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 7:38 AM and sets at 6:50 PM local time (CDT) in Okc on October 18, 2026 — 11h 11m 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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Other races near Okc
Different organizers, within 40 miles, in the next three months
Haunted 5K, 10K, & 13.1M at Oklahoma City, OK (43)
Salute to Veterans 5K/10K/Half Marathon - Oklahoma City
Gobbler 5K, 10K, & 13.1M at Oklahoma City, OK (48)
Holiday 5K, 10K, & 13.1M at Oklahoma City, OK (52)
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, 2 Okc events
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