Washington Half Marathons

Washington Half Marathons by City • By Date

Each half marathon that takes place in Washington state is listed below, and when you click the link you’ll find info for each race — what the course is like and a map of the route, the elevation change, whether it’s fast and flat or hilly and challenging, how to sign up, and more.

You’ll also find contact info if you’re having problems with your registration or need to contact the race directors.

2021-2022 calendar of Washington half marathons


Anacortes Art Dash Half Marathon, 10K & 5K


Run2Educate Half Marathon, 10K & 5K

Bainbridge Island

The Great Ferry Race Half Marathon

Toe Jam Hill Half Marathon & 10K

Battle Ground

Harvest Hay Half Marathon, 8K & Family Run

North County Wine Run Half Marathon & 10K


Cougar Mountain Trail Running Series Half Marathon

Virginia Mason Team Medicine Marathon, Half Marathon, 5K & Relay


Bellingham Bay Marathon, Half Marathon & 5K

Greater Bellingham Running Club Annual Lake Samish Runs

Birch Bay

Birch Bay Marathon & Half Marathon

Bonney Lake

Tehaleh Trail Half Marathon, 10K & 5K


Rainier to Ruston Marathon, Half Marathon, Relay & 50K Ultra


Berry Dairy Days Half Marathon, 10K & 2-Mile Fun Run

Skagit Flats Marathon & Half Marathon


Lacamas Lake Half Marathon, 4-Mile & Kids 1K Run


Beat the Blerch Marathon, Half Marathon & 10K

Snoqualmie Valley Half Marathon & 10K


Chelanman Multisport Races – Half Marathon, 10K & 5K

Lake Chelan Shore to Shore Marathon, Half Marathon & 10K


Lewis-Clark Half Marathon & 5K Fun Run


Colbert Autumn Classic Half Marathon

Dog Lake

Dog Lake Marathon & Half Marathon


Halloween Marathon, Half Marathon, 10K, 5K & 1-Mile Run

Labor Day Marathon, Half Marathon, 10-Mile, 10K & 5K

Memorial Day Triathlon, Duathlon, Footraces & Kids Mini-Tri

Mother’s Day Marathon, Half Marathon, 10-Mile, 10K, 5K & 1-Mile Run

Spring Fitness Half Marathon, 10K, 5K & 1-Mile


Black Diamond Half Marathon


Heroes Half Marathon & 10K


Run For The Honeywagon Half Marathon Run/Walk, 4-Mile Run/Walk & Half-mile Fun Run

Federal Way

Dash Point State Park Half Marathon & 10K (March)

Dash Point State Park 10K & Half Marathon Trail Run (September)

Friday Harbor

San Juan Island Half Marathon

Gig Harbor

Race for a Soldier Gig Harbor Half Marathon & 2-Mile Run

Grand Coulee

Over the Dam Run Half Marathon, 5K & 10K


Taylor Mountain Marathon, Half Marathon, 5-Miler & 50K


Grand Ridge Half Marathon, 5-Miler & 50K

Grand Ridge Trail Marathon, Half Marathon, 5-Mile & 50K

Squak Mountain Half Marathon, 12K & 50K


St. Edward Harvest Half Marathon & 10K


Lake Washington Half Marathon & 5K

Mother’s Day Half Marathon & 5K Run & Walk


Fort Steilacoom Marathon, Half Marathon, 10K, 5K & 50K

Run 4 UltraSound Half Marathon, 10K & 5K


Langley Half Marathon & 10K Fitness Walk


Leavenworth Oktoberfest Marathon & Half Marathon

Long Beach

Beach to Chowder Run & Walk Half Marathon

Mercer Island

Mercer Island Rotary Half Marathon, 10K & 5K

Mount Vernon

Nookachamps Winter Runs Half Marathon, 10K & 5K

North Bend

Iron Horse Half Marathon

Jack & Jill’s Downhill Marathon & Half Marathon

Rattlesnake Ridge Run Half Marathon, 50K & 5-Mile

Ocean Shores

Ocean Shores Big Weekend Tri & Foot Fest Half Marathon, 10K & 5K


Capital City Marathon & Half Marathon

Christmas Marathon, Half Marathon, 10-Mile, 10K, 5K & 1-Mile Run

Mountain Marathon & Hillbilly Half Marathon

Olympia Lakefair Run Half Marathon, 8K & 3K

Valentine Marathon, Half Marathon, 10-Mile, 10K, 5K & 1-Mile Run

Port Angeles

North Olympic Discovery Marathon & Half Marathon

Port Orchard

Yukon Do It! Summer Half Marathon


Poulsbo Marathon, Half Marathon & 3K Run/Walk


Snake River Canyon Half Marathon


Quilcene Oyster Half Marathon, 10K & 5K


Craft Classic Seattle Half Marathon & 5K

Labor Day Half Marathon & 4-Mile Run/Walk

Mud & Chocolate Half Marathon & 4.5-Mile Redmond Trail Runs

Mud & Chocolate Half Marathon & 4.5-Mile November Trail Runs

The Rain Run Half Marathon

Redmond Reindeer Romp


Indian Summer Half Marathon


Ridge Run Half Marathon

Run Girl Run Half Marathon & 5K


End of the Decade Marathon, Half Marathon, 10-Mile, 10K, 5K, 1-Mile

Leprechaun Marathon, Half Marathon, 10-Mile, 10K, 5K, 1-Mile & Duathlon


Lake Sammamish Marathon & Half Marathon

Mud & Chocolate Half Marathon & 4.5-Mile August Trail Runs

San Juan Island

San Juan Island Marathon & Half Marathon


Ghost of Seattle Marathon, Half Marathon & 50K

Magnuson Series Earth Day Half Marathon, 15K, 10K & 5K

Magnuson Series Summer Fitness Day Half Marathon, 15K, 10K & 5K

The Orca Half

Seattle Marathon, Half Marathon & 5K

Seattle Rock & Roll Marathon & Half Marathon

See Jane Run Women’s Half Marathon & 5K

The Salty Half

Sporty Diva’s Half Marathon, 15K, 10K & 5K


Cinco de Mayo Half Marathon & 8K


Colbert Autumn Classic Half Marathon

Happy Girls Run Spokane Half Marathon, 10K & 5K

Negative Split Spokane Half Marathon & 5K

Spokane Marathon, Half Marathon, Relay & 10K

Windermere Marathon & Half Marathon


Sage Rat Run Half Marathon


Tacoma City Marathon, Half Marathon & 5K

Tacoma Narrows Half Marathon

You Go Girl! Half Marathon & 10K

Trout Lake

Trout Lake Run Half Marathon, 10K & 5K


Tukwila To Alki Half Marathon


Girlfriends Run For a Cure Half Marathon & Quarter Marathon

Hazell Dell Half Marathon & 8K

International Discovery Walk Festival

Vancouver Lake Half Marathon

Vancouver USA Marathon & Half Marathon

Walla Walla

Walla Walla Marathon, Half Marathon & 10K


Run Wenatchee River Run Half Marathon, 10K & 5K

Wenatchee Marathon, Half Marathon & 10K

Whidbey Island

Race the Reserve Half Marathon, 10K & 5K

Whidbey Island Marathon & Half Marathon

White Salmon

White Salmon Backyard Half Marathon


Rattler Half Marathon

Winthrop Marathon & Half Marathon


Clear Lake Round Mountain Half Marathon

Yakima Half Marathon, 5K Run/Walk & Fun Run