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| Race Name | Date | Location | Distances | Registration Link |
|---|---|---|---|---|
| Walk/Run for the Animals | May 3, 2025 | Vancouver, WA | 5k | More Information |
| Bend Beer Chase | May 3, 2025 | Bend, OR | 55M relay | More Information |
| Cheadle Lake 5K/10K | May 3, 2025 | Lebanon, OR | 10K, 5K | More Information |
| Halsey Library’s Book‑It! 5K | May 3, 2025 | Halsey, OR | 5K | More Information |
| Hearts With a Mission Superhero Run | May 3, 2025 | Valley of the Rogue State Park, OR | 10K, 5K | More Information |
| Lake Oswego Lake Run | May 3, 2025 | Lake Oswego, OR | 10K, 5K | More Information |
| Lost Creek Trail Run | May 3, 2025 | Trail, OR | 50K, 30K, 5K | 30K relay | More Information |
| Loyalty Day Run | May 3, 2025 | Newport, OR | 1M | More Information |
| McDonald Forest 50K Trail Run | May 3, 2025 | Corvallis, OR | 50K | More Information |
| Oregon Brewery Running Series – Xicha (Eugene) | May 3, 2025 | Eugene, OR | 5K | More Information |
| OSU CVM Pet Day 5K Fun Run/Walk | May 3, 2025 | Corvallis, OR | 5K | More Information |
| Wood You Rather | May 3, 2025 | Portland, OR | 8M | More Information |
| Cinco de Mayo Half Marathon | May 4, 2025 | Portland, OR | 13.1M, 10K, 5K | More Information |
| Halfway Half Marathon & 10K | May 4, 2025 | Halfway, OR | 13.1M, 10K | More Information |
| Sisters Country | May 4, 2025 | Sisters, OR | 50K, 13.1M | More Information |
| Tiger Tracks 5K/10K | May 4, 2025 | Lincoln City, OR | 10K, 5K | More Information |
| COCC Jungle Run | May 8, 2025 | Bend, OR | 4M, 2M | More Information |
| Oregon Track Club Running Series – #3 | May 8, 2025 | Eugene, OR | 6K, 4K | More Information |
| Tillamook Burn Trail Runs | May 9-11, 2025 | Timber, OR | 20M | More Information |
| CARDV 5K Fun Run/Walk | May 10, 2025 | Corvallis, OR | 5K | More Information |
| Dam Good Run | May 10, 2025 | McNary, OR | 10K, 5K | More Information |
| Doggie Dash | May 10, 2025 | Portland, OR | 2.5M | More Information |
| Happy Girls Half Marathon | May 10, 2025 | Bend, OR | 13.1M, 10K, 5K | More Information |
| Hippie Chick | May 10, 2025 | Champoeg State Park, OR | 13.1M, 6.6M, 5K | More Information |
| Mud Factor | May 10, 2025 | Medford, OR | 5K | More Information |
| ORRC Hagg Lake Run | May 10, 2025 | Gaston, OR | 10.5M, 10K | More Information |
| Run On The River | May 10, 2025 | Astoria, OR | 13.1M, 10K, 5K | More Information |
| Lincoln City Half Marathon | May 11, 2025 | Lincoln City, OR | 13.1M, 10K, 5K | More Information |
| Portland Trail Series – Spring | May 14, 2025 | Portland, OR | 6M, 4M | More Information |
| Bend Trail Series | May 15, 2025 | Bend, OR | 4M | More Information |
| COCC Storm the Stairs | May 15, 2025 | Bend, OR | 2M | More Information |
| Oregon Brewery Running Series – Trap Door | May 17, 2025 | Vancouver, WA | 5K | More Information |
| WSF Stride | May 17, 2025 | Washougal, WA | 5K | More Information |
| Brave Run | May 17, 2025 | Banks, OR | 10K, 5K | More Information |
| Canby 5K/10K | May 17, 2025 | Canby, OR | 10K, 5K | More Information |
| Cottage Grove Half Marathon | May 17, 2025 | Cottage Grove, OR | 13.1M, 10K | More Information |
| Crush Cancer Run | May 17, 2025 | Terrebonne, OR | 13.1M, 10K, 5K | More Information |
| Dirty Pelican Bike Paddle Run | May 17, 2025 | Klamath Falls, OR | sprint dry triathlon | 5K | More Information |
| Firelane Trail Trial | May 17, 2025 | Portland, OR | 4.5M | More Information |
| Happy Valley Fun Run | May 17, 2025 | Happy Valley, OR | 10K, 5K | More Information |
| Maupin Daze 5K | May 17, 2025 | Maupin, OR | 5K | More Information |
| Miles for Midwives | May 17, 2025 | Saint Paul, OR | 5K | More Information |
| Pole Pedal Paddle | May 17, 2025 | Bend, OR | olympic triathlon | More Information |
| Rhody Run | May 17, 2025 | Florence, OR | 10K, 5K | More Information |
| Run 2 Remember | May 17, 2025 | Salem, OR | 5K | More Information |
| Tough as Nails | May 17, 2025 | Medford, OR | 10M, 5K | More Information |
| Bark in the Park | May 18, 2025 | Eugene, OR | 10K, 5K, 2K | More Information |
| Reflection Run | May 18, 2025 | Vancouver, WA | 13.1M, 10K, 5K | More Information |
| Oregon Tech Twilight Fun Run | May 23, 2025 | Klamath Falls, OR | 5K | More Information |
| Ashland Run | May 24, 2025 | Ashland, OR | 4.8M | More Information |
| Eastern Oregon Half Marathon | May 24, 2025 | Spray, OR | 13.1M, 10K, 5K | More Information |
| Hurricane Creek Half Marathon | May 24, 2025 | Joseph, OR | 13.1M, 5M, 5K | More Information |
| JV Big Loop Race | May 24, 2025 | Jordan Valley, OR | 5.1M | More Information |
| Oregon Trail Game 5K | May 24, 2025 | Oregon City, OR | 5K | More Information |
| Ridgeline Ramble | May 24, 2025 | Eugene, OR | 20K, 10K | More Information |
| Stumptown Trail Runs (13.1M) | May 24, 2025 | Portland, OR | 13.1 | More Information |
| Miles on Memorial | May 26, 2025 | Eugene, OR | 15K, 10K, 5K | More Information |
| Stumptown Trail Runs (50K) | May 26, 2025 | Portland, OR | 50K | More Information |
| Portland Trail Series – Spring | May 28, 2025 | Portland, OR | 6M, 4M | More Information |
| Kid’s Glow Run | May 29, 2025 | Bend, OR | More Information | |
| 5K Run So They Don’t Have to Walk | May 31, 2025 | Sutherlin, OR | 5K | More Information |
| Cape Mountain | May 31, 2025 | Florence, OR | 50K | More Information |
| Dirty Half Marathon | May 31, 2025 | Bend, OR | 13.1M | More Information |
| Helvetia Half Marathon | May 31, 2025 | Hillsboro, OR | 13.1M, 10K | More Information |
| Imagine Africa: 5K Farm to Finish | May 31, 2025 | Sutherlin, OR | 5K | More Information |
| Oregon Brewery Running Series – Gorges | May 31, 2025 | Cascade Locks, OR | 5K | More Information |
| Skyview Falcon 5K/Mile Adventure Run | May 31, 2025 | Bend, OR | 5K | More Information |
| Smith Rock Classic | May 31, 2025 | Terrebonne, OR | 50M, 50K, 10M | More Information |
| Sole Sisters Half Marathon | May 31, 2025 | Wilsonville, OR | 13.1M, 10K, 5K | More Information |
| Starlight Run | May 31, 2025 | Portland, OR | 5K | More Information |
| YRun Dayton 5K | May 31, 2025 | Dayton, OR | 5K, 1M | More Information |