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Triathlon Calendar near Oregon City 2025-2026

Explore the top triathlons near Oregon City for 2025-2026! We've gathered 33 exciting races in the area. Check out our detailed list below to find your next local race.

October 2025
Oct
5
Sunday

Portland Marathon

Oct
11
Saturday

Angel's Rest

Trail Run 10 km 20 mi 50 km
Oct
11
Saturday

Running Scared 13K - Portland (Washougal)

5 km 13 km
Oct
12
Sunday

Girlfriends Run

6 km 10 km 13 mi
Oct
25
Saturday

The Great Pumpkin Run

5 km 10 km 13 mi
Oct
25
Saturday

Autumn Leaves 50 Mile

Trail Run 30 km 50 km 50 mi
Oct
26
Sunday

Scary Run

5 km 10 km 15 km
Oct - Nov
31-2
Fr - Su

Silver Falls Trail Half Marathon

Trail Run 5 km 7 mi ... 26 mi 50 km
November 2025
Nov
27
Thursday

Gobble ‘n’ Scoop 5K

5 km
December 2025
Dec
7
Sunday

Ho Ho 5k

5 km
February 2026
Feb
14
Saturday

Hagg Mud 50K/25K

Trail Run 25 km 50 km
April 2026
Apr
19
Sunday

Bridge to Brews

5 km 8 km 10 km
Apr
26
Sunday

Oxbow Trail Runs

Trail Run 5 km 10 km 13 mi
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