Alsea Falls Spring Fling

Name: Alsea Falls Spring Fling
Start: 2026-03-07
End: 2026-03-07
Location: Alsea

MAR

2026

Celebrate the 12th anniversary of the Alsea Falls Spring Fling with scenic looped trails through fern lined Pacific Northwest forest near Monroe, Oregon. Choose from a half marathon, 10K or 5K and enjoy classic coastal range trail running.

Sat 7 Mar 2026

Alsea, Oregon

Website Registration

Half Marathon 10 kilometers 5 kilometers

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Alsea Falls Spring Fling : March 7, 2026

The Alsea Falls Spring Fling is a trail running event at Alsea Falls Recreation Area near Monroe, Oregon. The 2026 edition is billed as the event's 12th anniversary. Routes run on looped trails through Pacific Northwest forest, described as fern-lined. Course maps are provided.

Distances, location, and policies

Half marathon
10K
5K

The site is in the Coast Range about 20 minutes west of Monroe, roughly 50 minutes from Eugene and 45 minutes from Corvallis. Registration for the event closes on March 5, 2026. No refunds are available after entry; entry fees may be transferred to other Oregon Trail Runs events within one week of the event. Transfer options listed include Mudslinger Trail Run, Cottage Grove Half Marathon and 10K, Marys Peak Trail Run, and Bend Dirt Fest. Visit the organization's website for the most recent information.

Half Marathon

10 km

10k

5 km