Oxbow Trail Runs
Gresham, United States • 26 Apr 2026
Oxbow Trail Runs : April 26, 2026
The Oxbow Trail Runs takes place at Oxbow Regional Park, Metro, just outside Gresham on the Sandy River, about 30 minutes from downtown Portland. Distances offered:
- 5k
- 10k
- Half Marathon
Registration opens January 1 via UltraSignup and the race is limited to 150 total runners. Entry fees: 5k $60 (rises to $70 on April 1) with a reduced youth price of $25; 10k $75 (rises to $85 on April 1); Half Marathon $90 (rises to $100 on April 1). No refunds. USA Track and Field sanctions the event.
Courses and logistics
All races start and finish at the Alder Picnic Area. Each race is cupless. The 10k and Half have aid stations providing water and Honey Stinger electrolytes for refilling handhelds; the Half and 10k aid stations are located near the two-mile turnaround and at the nine-mile point on the Half. The Half Marathon consists of two 10k loops plus an extra mile on river and Ancient Forest trails and lists total elevation of 1560 feet.
The Alder Picnic Area is reserved for participants and guests; ETA catering provides post-race sandwiches for participants and offers additional food for purchase. Parking is $5 per car (included for registrants by April 13); buses pay $7. Camping is available in the park. Pets, alcohol, smoking, and vaping are not allowed. Cell service in the park is minimal. Visit the organization's website for the most recent information.