Marathon races in Washington, United States — 2026 running calendar

Oct

25

Tri-Cities Marathon

Richland, Washington, United States

$85.00 - $200.00

Running

Marathon Half-Marathon

Nov

28

2026 Seattle Ghost Marathon, Half & 50K

Seattle, Washington, United States

$165.00

Running Trail running

Marathon Half-Marathon Ultra

Dec

31

Last Chance Marathon and Half Marathon

Bellingham, Washington, United States

$60.00

Running

Marathon Half-Marathon

Feb

13

Woolley Trail Runs

Sedro Woolley, Washington, United States

$65.00

Running

Ultra Marathon Half-Marathon

Feb

26

Rock Solid Marathon, Half Marathon

Coupeville, Washington, United States

$85.00 - $125.00

Running

Marathon Half-Marathon

Apr

03

Yakima River Canyon Marathon and Half-Marathon

Yakima, Washington, United States

$85.00

Running

Half-Marathon Marathon

Apr

18

Washington State Marathon

Redmond, Washington, United States

$150.00

Running

Marathon

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

15

Capital City Marathon

Olympia, Washington, United States

Free - $75.00

Running

1.9K Marathon Half-Marathon 8K

May

16

Windermere Marathon

Spokane, Washington, United States

Free - $100.00

Running

Marathon Half-Marathon 10K 5K +4

May

29

Spring - Mud Mountain Dam Marathon & Half Marathon

Enumclaw, Washington, United States

$85.00 - $95.00

Running

Marathon Half-Marathon

Jun

05

North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)

Port Angeles, Washington, United States

$15.00 - $275.00

Running Walking

5K 10K 1.9K Half-Marathon +5