There are 432 running races in Washington in 2026 across 106 cities. The next upcoming race is the Mike Stork Otter Fun Run-Walk in Gig Harbor on May 29. Popular distances include 5K races, half marathons, trail runs.

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Aquaman

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

Lake Tye Triathlon - 2026

Sat, Aug 1 · Monroe, WA Monroe
Triathlon Lake Tye Triathlon 5K RUNLake Tye Triathlon OLYMPIC ATHENA/CLYDSDALELake Tye Triathlon OLYMPIC- RELAY +8

Galloping Gertie

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

Twilight at the Bay

Sat, Aug 15 · University Place, WA University Place
Road Twilight at the Bay 5kTwilight at the Bay 10kTwilight at the Bay Half Marathon

Emerald City 5k

Sun, Aug 16 · Seattle, WA Seattle
Virtual Run or Walk 5kVirtual 5k - no shirt includedRun or Walk 5k YOUTH - under 14 (youth size shirts)

The Kenmore Quad

Sat, Aug 22 · Kenmore, WA Kenmore
Triathlon Quad - Single ParticipantQuad Relay - 3 PersonQuad Relay - 4 Person +1