Race Discovery

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

212 events found

Ninja 5K, 10K, & 13.1M at Olympia, WA (34) logo
Aug
22

Ninja 5K, 10K, & 13.1M at Olympia, WA (34)

Olympia, Washington, United States
Running
5K 10K Half-Marathon
Children of the Sun Half Marathon logo
Aug
22

Children of the Sun Half Marathon

Spokane, Washington, United States
Running
Half-Marathon 10K 5K
Ninja 5K, 10K, & 13.1M at Spokane, WA (34) logo
Aug
22

Ninja 5K, 10K, & 13.1M at Spokane, WA (34)

Spokane, Washington, United States
Running
5K 10K Half-Marathon
Ninja 5K, 10K, 13.1M at Pasco, WA (33) logo
Aug
15

Ninja 5K, 10K, 13.1M at Pasco, WA (33)

Pasco, Washington, United States
Running
5K 10K Half-Marathon
Run for PB& J 5K/10K/13.1 SEATTLE logo
Aug
15

Run for PB& J 5K/10K/13.1 SEATTLE

Seattle, Washington, United States
Running
5K 10K Half-Marathon 1.6K +2
Cookie Run 5K/10K/13.1 Seattle logo
Aug
15

Cookie Run 5K/10K/13.1 Seattle

Seattle, Washington, United States
Running
5K 10K Half-Marathon 1.6K +8
Ninja 5K, 10K & 13.1M at Everett, WA (33) logo
Aug
15

Ninja 5K, 10K & 13.1M at Everett, WA (33)

Everett, Washington, United States
Running
5K 10K Half-Marathon
Twilight at the Bay logo
Aug
15

Twilight at the Bay

University Place, Washington, United States
Running
Half-Marathon 10K 5K
Tunnel Vision Marathon & Half Marathon logo
Aug
09

Tunnel Vision Marathon & Half Marathon

Snoqualmie Pass, Washington, United States
Running
Marathon Half-Marathon
Race the Reserve Whidbey Island logo
Aug
08

Race the Reserve Whidbey Island

Coupeville, Washington, United States
Running
5K 10K Half-Marathon
Ninja 5K, 10K, & 13.1M at Everett, WA (32) logo
Aug
08

Ninja 5K, 10K, & 13.1M at Everett, WA (32)

Everett, Washington, United States
Running
5K 10K Half-Marathon
Ninja 5K, 10K, & 13.1M at Olympia, WA (32) logo
Aug
08

Ninja 5K, 10K, & 13.1M at Olympia, WA (32)

Olympia, Washington, United States
Running
5K 10K Half-Marathon