OWYHEE OFF-ROAD CHALLENGE
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  • Home
  • Race Day Information
  • Course Records
  • 55k
  • Half Marathon
  • 10K
  • 5K
  • Travel/Accommodations
  • FAQ
  • Course Map and Information
  • Run for the Runners
  • Volunteers
  • Sponsor Information
  • View from the Trail
  • 2023 Race Day Results
  • Photos of the Half from the Rim
​

March 22, 2025

55k Ultra

Ready for a real CHALLENGE?
Sign up for the OORC 55K loop ultra. 
​
Are you up for the Challenge? The Owyhee Off-Road Challenge 55k Ultra is a loop course that will allow runners to enjoy great panorama vistas from the top of the Owyhees to the rarely seen intimate canyon and river views of the Eastern Oregon high desert region. This is a challenging course, offering great bragging rights! 
Are you up for the Challenge?
Register Here
55k Race Fees:
  • $85.00 per person by February 28
  • $95.00 per person March 1st - 21st. (Online registration closes at 11:59 pm Mountain Time on March 20th..)      
  • NO Race Day Registration for the 55k


Start Location:
Two Rivers Community Park (Owyhee Watershed Council Building)

106 Owyhee Street 
Adrian, OR 97901 


Start Time:  7:00 a.m. Mountain Daylight Time
Packet Pickup: 6:00 a.m. - 6:40 a.m. 
Runners' Meeting: 6:40 a.m. at the Owyhee Watershed Council Building
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Details
  • ​All participants will receive a hand-crafted finishers medal and a long-sleeve Leslie Jordan tech shirt. 
  • All proceeds and donations go towards the purchase of equipment for the new track for the Adrian School District and community and to support Adrian youth programs.

​Time Limit:​
  • There is a 10 hour time limit to complete the course. Please consider this prior to registering.

Map of the Ultra loop route: 55k starts and finishes at the Two Rivers park in Adrian.
*Total elevation gain is 4,850 feet. The highest elevations are reached between 16 - 18 miles when participants will run the rim overlooking Lake Owyhee. 

Click Here for an Active Map for the 55k
More Details
Click on the "More Details" link above to view an active map of the 55k route. 

OORC 55k Details


Required: 
  • 40 oz bottle(s) / pack.  Some Aid stations will not give cups and there are many miles between some stations.
  • Race Bib: Must show race bib at manned aid stations

Recommended:
  • Head lamp.  Sunrise is at 7:40 so a headlamp is recommended.  Put your race number / name on your lamp and drop it at an aid station.
  • Warm clothes / wind breaker.  Temperatures could be below freezing and the wind could be howling at some of the higher elevations / ridge lines.
  • Sun Glasses, hat, and long sleeves
  • Camera for some great pictures of the desert and the lake
    ​
Gear Check Available: 
Gear check will be available near the start/finish line so you don’t have to carry your keys on the course or so you have post race items readily available once you cross the finish line.
Note about gear on the course:  Gear can be dropped at aid stations, however you may finish the race earlier than the gear gets returned to the start line.  All gear left is at the risk of the runner.  We will do our best to return everything as quickly as we can to the start of the race. Put your name and bib number on all gear.

Drop Bag:  You can leave a small drop bag at the beginning of the race.  Put your name and bib number on it. Drop bags will be available at aid station U5: Mile 23.

Pacers: Pacers will be allowed to join their racers at aid station U5, (mile 23), which is accessible by paved road. Pacers may not carry water, food, flashlights, shoes, clothing, or other supplies for their runner or provide any other type of mechanical or physical assistance to their runner on the course. Muling is expressly forbidden. Pacers may carry their own supplies and food. Pacers must enter and leave each aid station with their runner and must clearly identify themselves to aid station personnel. Pacers may accept aid at aid stations. 

Aid Stations for the Ultra: 
NOTES:
  • Gels include GU Energy Gels and Skratch Energy Chews there may be a mix of options at stations with Gels. Some items may be available at one Gel station, but not at another. 
  • ​Hydration Drink: TailWind and/or Skratch Hydration Sport Drink
Picture

Directions and Map to Ultra Aid Station 5, Mile 23.5 for Pacers
From the Two Rivers Park in Adrian.
Head north on OR-201 N
Continue to follow OR-201 N
1.8 mi
Turn left onto Overstreet Rd
5.3 mi
Turn left onto Owyhee Lake Rd
7.5 mi
Aid Station will be on left on Owyhee Tunnel Rd (Watch for signs)

Cut Off times: 
  • Ultra Aid Station 3 (U3) (Above the lake, mile 17) - 12:00 PM MDT, 5 hours
  • U5 (Pavement, mile 23.5) - 2:00 PM MDT, 7 hours. 
  • Finish line, 5:00 PM MDT, 10 hours. 
  • Cut-off times are implemented to ensure volunteers are available to assist runners on the course.   
​
Race Director Privileges:  The director or anyone appointed by her can remove any person from the course for any reason.  Please do not cut the course, litter, start any fires (including smoking), doing anything considered dangerous to yourself or others, or violating health protocols.  Disrespectful or unsportsmanlike language or conduct, regardless of who it is directed towards, is not tolerated.  Runners may be removed if the race director / appointee believes there is a health concern that would put the runner or others at risk, including falling significantly behind pace.  

Don't miss out on the most beautiful and challenging run in the Treasure Valley!                  


March 22, 2025

Email

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  • Home
  • Race Day Information
  • Course Records
  • 55k
  • Half Marathon
  • 10K
  • 5K
  • Travel/Accommodations
  • FAQ
  • Course Map and Information
  • Run for the Runners
  • Volunteers
  • Sponsor Information
  • View from the Trail
  • 2023 Race Day Results
  • Photos of the Half from the Rim