There are 469 running races in Washington in 2026 across 109 cities. The next upcoming race is the Pirate 5K, 10K, & 13.1M at Everett, WA (15) in Everett on April 11. Popular distances include 5K races, half marathons, trail runs.

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Righteous Richland Sprint Triathlon

Sat, Jul 11 · Richland, WA Richland
Triathlon Open Relay Team for Righteous Richland Sprint TriathlonCoed Relay Team for Righteous Richland Sprint TriathlonRighteous Richland Sprint Triathlon +1

Christmas in July 5k

Sun, Jul 19 · Seattle, WA Seattle
Virtual Virtual 5k - no shirt includedRun or Walk 5kRun or Walk 5k YOUTH - under 14 (youth size shirts)

Seafair Triathlon

Sun, Jul 19 · Seattle, WA Seattle
Triathlon Kids Triathlon - Long CourseKids Triathlon - Short CourseSprint Duathlon +4

Aquaman

Fri, Jul 31 · Richland, WA Richland
Triathlon Aquaman Girl's Team (13 to 18 year olds, ONLY)Aquaman Coed Team (13 to 18 year olds, ONLY)Aquaman +1

Galloping Gertie

Sat, Aug 1 · Gig Harbor, WA Gig Harbor
Road Galloping Gertie 5kGalloping Gertie Half MarathonGalloping Gertie 10k

Lake Tye Triathlon - 2026

Sat, Aug 1 · Monroe, WA Monroe
Triathlon Lake Tye Triathlon 5K RUNLake Tye Triathlon SPRINT - RELAYLake Tye Triathlon OLYMPIC- RELAY +8