5K races in Washington, United States — 2026 running calendar

Apr

28

Ten Trails Active Club 5k Training Program

Black Diamond, Washington, United States

Free

Running

5K

May

01

Spring Classic Duathlon, Half, 10k & 5k

Vancouver, Washington, United States

$59.00 - $147.00

Duathlon Running

Individual Duathlon Duathlon 2 Person Relay Duathlon 3 Person Relay Half-Marathon +2

May

01

Atfs! Garage Sale 5K

Auburn, Washington, United States

$15.00

Running

5K

May

01

Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K

Tacoma, Washington, United States

$10.00 - $265.00

Running

10K 5K Marathon Half-Marathon +4

May

02

May the Course be with You 5k

Seattle, Washington, United States

Free - $39.00

Running

5K

May

02

Kirkland Half Marathon & 5K

Kirkland, Washington, United States

$12.00 - $81.00

Running

5K Half-Marathon 1K

May

08

Snohomish Women's Run

Everett, Washington, United States

$50.00 - $97.00

Running

Half-Marathon 10K 5K +2

May

08

Bainbridge Island Parks & Trails Foundation Trillium Trail Run

Bainbridge Island, Washington, United States

Free - $35.00

Running

10K 5K 1.6K

May

08

UW Bothell Husky 5K

Bothell, Washington, United States

Free - $30.00

Running

5K 1K

May

08

Run for Chocolate 5k/10k/13.1 Seattle

Seattle, Washington, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

May

08

K is for Kindness 5 K and 1K Run

Richland, Washington, United States

$35.00

Running

5K 1K

May

15

Operation School Bell® 5K Run/Walk Assistance League® the Eastside May 15,

Redmond, Washington, United States

$5.00 - $35.00

Running

5K 0.5K