Alsea Falls Spring Fling

MAR

7

2026

Alsea Falls Spring Fling on March 7, 2026 offers Half Marathon, 10K, and 5K on fern lined forest trails near Monroe, Oregon. Course maps are provided and entries can be transferred up to seven days before the event.

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

Alsea Falls Spring Fling is a trail running event held at Alsea Falls Recreation Area near Monroe, Oregon. The event is the 12th anniversary edition and offers multiple distance options on forest trails in the Coast Range. The venue is described as a loop through Pacific Northwest woods with abundant ferns. Course maps are provided.

The event lists driving times of about 20 minutes west of Monroe, roughly 50 minutes from Eugene, about 45 minutes from Corvallis, and around 2 to 2.5 hours from Portland (PDX) as presented in the event information. Registration closes March 5, 2026. No refunds are available after entry; entries may be transferred to other events within seven days of the event. Transfers can be applied to other events run by the same organizer, including Mudslinger Trail Run, Cottage Grove Half or 10K, Marys Peak Trail Run, and Bend Dirt Fest. Distance options include: Visit the organization's website for the most recent information.