Oregon Ultramarathons
35 upcoming ultras across Oregon, updated nightly. Want radius search and maps? Open these in the Race Finder.
When to race: ultras in Oregon
Oregon has 35 upcoming ultras over the next 12 months. October is the busiest month for them, with 10. Most are around Sisters, Bend, Portland. The next one is 2026 Bachelor Ascent on September 12 in Bend.
- Sep 20265 races
- Oct 202610 races
- Nov 20262 races
- Dec 20262 races
- Jan 20271 race
- Feb 20272 races
- Apr 20272 races
- May 20274 races
- Jun 20274 races
- Jul 20273 races
September 2026
- Sat 9/122026 Bachelor AscentBend, OR · 50K · 28K · 10 Mile · 5K · register ↗
- Sat 9/12Bachelor AscentBend, OR · 50K · 28K · 10 Mile · 5K · register ↗
- Sat 9/12PDX 50-50Portland, OR · 53 Miles · 50K · register ↗
- Sat 9/19Mountain Lakes 100Olallie Lake, OR · 100 Mile · Trail · register ↗
- Sat 9/19Three Sisters SkylineSisters, OR · 50K · Half Marathon · register ↗
October 2026
- Sat 10/3Bachelor Summit TrailfestMount Bachelor, OR · Ultra · register ↗
- Sat 10/3Perpetua CoastYachats, OR · 50K · 20 Miles · register ↗
- Sat 10/10Rainbow Ridge 20k/50kRainbow, OR · 50K · 20K · Trail · register ↗
- Fri 10/16Silver Falls Trail RunsSilverton, OR · 5K · 7 Miles · Marathon · 50K · Half Marathon · Trail · from $40 · register ↗
- Sat 10/17Elk-Kings Trail RacesTillamook, OR · 50K · 25K · Trail · register ↗
- Sat 10/17Rogue GorgeUnion Creek, OR · 50 Mile · 50K · register ↗
- Fri 10/23DDLM Endurance RunSouth Beach, OR · 48 Hour · 24 Hour · register ↗
- Sat 10/24Autumn Leaves 50M/50K/30KSt. Paul, OR · 50 Mile · 50K · 30K · register ↗
- Sat 10/24Suttle Lake Trail FestSisters, OR · 3.6 Miles · Trail · register ↗
- Sat 10/31Thunder RiverCascade Locks, OR · 50K · 25K · register ↗
November 2026
- Sat 11/7Run The RockTerrebonne, OR · 50K · 25K · register ↗
- Sat 11/14Mingus MayhemCoos Bay, OR · 9 Hour · 2 Hour · register ↗
December 2026
- Sun 12/6Salem 50kSalem, OR · 50K · 30K · 10K · register ↗
- Sat 12/12Frozen Trail Runfest - 2026Eugene, OR · 50K · 25K · 15K · 5K · Trail · register ↗
January 2027
- Sat 1/9Perpetua FatAssYachats, OR · 50K · 30K · 20K · 9 Miles · register ↗
February 2027
- Sat 2/13Hagg Mud 50K/25KGaston, OR · 50K · 25K · register ↗
- Sat 2/27Siuslaw DunesFlorence, OR · 50K · 20 Miles · 12K · register ↗
April 2027
- Sat 4/24Crown Stub 100Buxton, OR · 100 Mile · register ↗
- Sat 4/24Roseburg to Coos Bay RelayRoseburg, OR · 68 Miles · 24 Miles · from $340 · register ↗
May 2027
- Sun 5/2Sisters CountrySisters, OR · 50K · Half Marathon · register ↗
- Sat 5/29Cline ButtesRedmond, OR · Timed · 24 Hour · 12 Hour · 6 Hour · 5K · register ↗
- Sat 5/29Smith Rock ClassicTerrebonne, OR · 50 Mile · 50K · 10 Mile · register ↗
- Sat 5/29Stumptown Trail RunsPortland, OR · 50K · Trail · register ↗
June 2027
- Sat 6/5Bristow Loop RaceDexter, OR · 24 Hour · 12 Hour · 6 Hour · register ↗
- Sat 6/5Cape MountainFlorence, OR · 50K · 25K · 10K · Trail · register ↗
- Sat 6/12Best in the West Triathlon FestivalSweet Home, OR · 70.3 Miles · 5K · 10K · Half Marathon · 12 Miles · from $25 · register ↗
- Sat 6/12Marys Peak Trail RunBlodgett, OR · 50K · 25K · Trail · register ↗
July 2027
- Fri 7/9Siskiyou Out Back Trail RunsAshland, OR · Ultra · Trail · register ↗
- Fri 7/16Oregon Outback 230Lakeview, OR · Ultra · register ↗
- Sat 7/24Wy’east TrailfestMt. Hood, OR · 50 Mile · 50K · 28K · register ↗
Planning a race
- The adventure listrim to rim, the big rounds, and routes worth planning a year around
- Getting inhow entry works for the races that sell out or ballot
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