Marathon races in Washington, United States — 2026 running calendar

Pacific Coast Running Festival

Long Beach, Washington, United States

26 Sep, 2026 (Sat) – 27 Sep, 2026

$22.00 - $107.00

Running

5K Half-Marathon 10K Marathon +6

The Snohomish River Run Marathon, Half Marathon, 10K and 5K

Snohomish, Washington, United States

11 Oct, 2026 (Sun)

$50.00 - $105.00

Running

5K 10K Half-Marathon Marathon

The Spokane Marathon

Spokane, Washington, United States

11 Oct, 2026 (Sun)

Free - $125.00

Running

Marathon Half-Marathon 10K 0.5K +1

Tri-Cities Marathon

Richland, Washington, United States

25 Oct, 2026 (Sun)

$75.00 - $180.00

Running

Marathon Half-Marathon

2026 Seattle Ghost Marathon, Half & 50K

Seattle, Washington, United States

28 Nov, 2026 (Sat)

$140.00

Running, Trail running

Marathon Half-Marathon Ultra

Last Chance Marathon and Half Marathon

Bellingham, Washington, United States

31 Dec, 2026 (Thu)

$60.00

Running

Marathon Half-Marathon

Woolley Trail Runs

Sedro Woolley, Washington, United States

13 Feb, 2027 (Sat)

$65.00

Running

Ultra Marathon Half-Marathon

Yakima River Canyon Marathon and Half-Marathon

Yakima, Washington, United States

03 Apr, 2027 (Sat)

$85.00

Running

Half-Marathon Marathon

Run the River

Kennewick, Washington, United States

16 Apr, 2027 (Fri) – 17 Apr, 2027

$15.00 - $140.00

Running

1.9K Marathon Half-Marathon 5K +2

Spring - Mud Mountain Dam Marathon & Half Marathon

Enumclaw, Washington, United States

30 May, 2026 (Sat)

Running

Marathon Half-Marathon

Windermere Marathon

Spokane, Washington, United States

17 May, 2026 (Sun)

Running

Marathon Half-Marathon 10K 5K +3

Capital City Marathon

Olympia, Washington, United States

16 May, 2026 (Sat) – 17 May, 2026

Running

1.9K Marathon Half-Marathon 8K