Discover the Best Half Marathons In Washington

Browse our listing of half marathons in Washington to find one that suits your goals. Plus, get training tips. For a full list of events, check out our calendar.

Washington Half Marathons

Echo Valley Trail Run Chelan, Washington
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon) Port Angeles, Washington
Evergreen Half Marathon & 5 Mile Snohomish, Washington
Stache Dash Spokane, Washington
The Great Ferry Race Bainbridge Island, Washington
Snoqualmie Valley Half Carnation, Washington
Super Fast Half Snoqualmie, Washington
Wild Woman Marathon, 50K Trail Run Trout Lake, Washington
Seattle Marathon Summer 5K, 10K, Half Marathon & Kids Fun Run
Tiger Peak Challenge Issaquah, Washington
Devil’s Gulch Ultra and Half Marathon Wenatchee, Washington
Mount Rainier Half Marathon & 5K Ashford, Washington
B & O Half Marathon and 10K Buckley, Washington
Jack & Jill’s Downhill Marathon North Bend, Washington
Craft Classic Half Marathon and 5K Seattle, Washington
Galloping Gertie Half Marathon/10k/5k Gig Harbor, Washington
Tunnel Vision Marathon North Bend, Washington
Iron Horse Half Marathon North Bend, Washington
Peacehealth Appletree Marathon, Half Marathon and 5K Vancouver, Washington
Cascade Express Half Snoqualmie, Washington
Labor of Love Half Marathon, 5K, 10K, and Kids 1 Mile Fun Run/Walk Lakewood, Washington
GOAT Run (Great Olympic Adventure Trail Run) Port Angeles, Washington
Tunnel Light North Bend, Washington
Orca Half Marathon Seattle, Washington
Fidalgo Trail Run Oak Harbor, Washington
Leavenworth Marathon Leavenworth, Washington
Poulsbo Half Marathon and 10K Poulsbo, Washington
Snohomish River Run Snohomish, Washington
Girlfriends Run Vancouver, Washington
Scary Run Washougal, Washington
Grand Ridge Trail Run Issaquah, Washington
Run The Bay University Place, Washington
UW Medicine Seattle Marathon & Half Marathon Seattle, Washington