2026 Outdoor X12 Endurance Run
Dayton, OH
Sat, Oct 3, 2026
In 24 days · Sat, Oct 3, 2026
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Saturday, October 3rd, 2026
1385 Harshman Road, Dayton OH
See race page
55–73°F · low rain risk
See last 10 years
On this date: rain 1 of the last 10 years
2025
56–83°F
dry
2024
50–73°F
dry
2023
58–83°F
dry
2022
44–66°F
dry
2021
65–75°F
rain
2020
45–62°F
dry
2019
67–89°F
dry
2018
64–81°F
dry
2017
56–79°F
dry
2016
52–70°F
dry
Best months to race in Ohio →
About this race
THE RACE
The Outdoor Experience 12 Hour Race (affectionately known as the OX12) is produced in collaboration with Five Rivers Metroparks and the Subaru Outdoor Experience.
- Distance: 2.7+ mile loop course and flat!
- Finisher Medals: Finisher Medals for those that travel upon the course for the full 12 hours.
THE COURSE
- Terrain: 4% bike path, 96% grass/trail double track.
ADDITIONAL COURSE INFORMATION
- Course Map: View Course Map
- Course Video: Watch Course Video
- Official Website: Visit Official Outdoor Experience Website
EVENT DETAILS
- Date: 2026-10-03
- Location: 1385 Harshman Road, Dayton, OH
- Register: Register for the Race
Course map
Hotels for race weekend
Live prices near the start line, Oct 2 – 4, 2026.
Train with a club
Run clubs near Dayton to train with before race day.
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