Mainly Marathons Northwest Series Days 1 & 2 (OR)
Pendleton, OR
- 50K, Marathon, Half Marathon, 10K, 5K
- Road (Paved)
- Official race website
TBD—New Course for 2026 Mainly Marathons Northwest Series – Days 1 & 2 (OR) takes place at the Convention Center in Pendleton. The course runs out and back (1.87 miles total) on the River Path and is mostly flat, with one underpass; primarily pavement with just a tad of concrete. … MORE
Local Historical Weather (Sep 19):
| 2025 | 2024 | 2023 | 2022 | 2021 | |
| H (°F) | 86 | 81 | 72 | 80 | 66 |
| L (°F) | 55 | 49 | 47 | 47 | 44 |
Find Nearby Lodging (hotel, rental, etc.):
Another brick in the wall
I enjoy running with my friends and my friends run Mainly Marathons. These are races for those that just can't get enough miles or races in a year. Come join … MORE
I enjoy running with my friends and my friends run Mainly Marathons. These are races for those that just can’t get enough miles or races in a year. Come join the Loonies and see what great friends you have. Cheers Michael from Tulsa.