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Hagg Lake Road Runs – 5K, 10K, 10.5 Mile, & Kids' Run
Loops scenic Henry Hagg Lake on rolling roads
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OSU CCVM Pet Day 5K Fun Run/Walk
Part of Oregon State's beloved Pet Day tradition
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McDonald Forest 50K Trail Run
A forested 50K through Oregon State singletrack trails
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Bend Beer Chase
A relay stitched together by Bend's breweries
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Lake Oswego Lake Run
50 years of racing around Oswego Lake
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Cinco de Mayo Half Marathon, 10K, 5K and Kids Run
Along Portland's Springwater Corridor Trail
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Halfway Half Marathon & 10K
The Oregon town once renamed Half.com
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Happy Girls Bend Run
Starts and finishes along Bend's Deschutes River
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Hippie Chick Half
Women's half marathon along the Willamette at Champoeg
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Firelane Trail Trial
Known as Portland's 'short and steep' time trial
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Crush Cancer Fundraiser
Runs through vineyard rows in Oregon's high desert
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Tillamook Burn Trail Run
Point-to-point 50-miler through burn-scarred fir forest
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Run the Ranch
Marathon to 5K at Klamath Falls' Running Y Ranch
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Rhody Run
Celebrates Florence's rhododendrons near the Oregon coast
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Emerald City Trail Series
Five-week trail series on Eugene's Mt. Pisgah
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Eastern Oregon Half Marathon
Oregon's oldest half marathon, over 60 years running
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Hurricane Creek Half Marathon
Out-and-back climbing from 4,200 to 5,100 feet
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Ridgeline Ramble
Follows Eugene's scenic Ridgeline Trail
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Spray Rodeo
Held in Oregon's high-desert canyon country since 1948
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Stumptown Trail Runs 50K & Half Marathon
Trail miles through Portland's 5,200-acre Forest Park
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Smith Rock Classic
Ultra trail race beneath the towering cliffs of Smith Rock
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Astoria's Run on the River Half Marathon, 10K & 5K
Follows the Astoria Riverwalk along the Columbia
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Oregon Wine Country Half Marathon
Miles through Oregon wine country at Stoller Family Estate
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.