Half-Marathon races in Washington, United States — 2026 running calendar

Run the River

Kennewick, Washington, United States

Apr 16, 2027 (Fri) – Apr 17, 2027

$15.00 - $140.00

Running

1.9K Marathon Half-Marathon 5K +2

Evergreen Half and 5 Mile

Snohomish, Washington, United States

May 23, 2027 (Sun)

$55.00 - $70.00

Running

Half-Marathon 8K

Christmas 5K/10K/Half Marathon in July - Richland

Richland, Washington, United States

Jul 19, 2026 (Sun)

Running

5K 10K Half-Marathon +3

B & O Half Marathon and 10k

Orting, Washington, United States

Jul 19, 2026 (Sun)

Running

Half-Marathon 10K

Eagle 5K, 10K, & 13.1M at Everett, WA (29)

Everett, Washington, United States

Jul 18, 2026 (Sat)

Running

5K 10K Half-Marathon

Olympia Lakefair Races - Half Marathon, 8K & 3K

Olympia, Washington, United States

Jul 18, 2026 (Sat)

Running

Half-Marathon 8K 3K

Eagle 5K, 10K, 13.1M at, Pasco, WA (29)

Pasco, Washington, United States

Jul 18, 2026 (Sat)

Running

5K 10K Half-Marathon

Christmas 5K/10K/Half Marathon in July - Spokane

Spokane, Washington, United States

Jul 18, 2026 (Sat)

Running

5K 10K Half-Marathon +2

2026 Run Like the Wind -- Westport 5K, 10K and Half Marathon

Westport, Washington, United States

Jul 12, 2026 (Sun)

Running

5K 10K Half-Marathon

Eagle 5K, 10K, & 13.1M at Everett, WA (28)

Everett, Washington, United States

Jul 11, 2026 (Sat)

Running

5K 10K Half-Marathon

Christmas 5K/10K/Half Marathon in July - Portland (Washougal)

Washougal, Washington, United States

Jul 4, 2026 (Sat)

Running

5K 10K Half-Marathon +2

Eagle 5K, 10K & 13.1M Everett, WA (27)

Everett, Washington, United States

Jul 4, 2026 (Sat)

Running

5K 10K Half-Marathon