Washington Half Marathons by Date • By City
Browse all 2020-2021 Washington half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.
When you view a race, you’ll also find contact info if you’re having problems with your registration or need to contact the race directors.
January 2021
| Sat Jan 30 | Tukwila to Alki Half Marathon | Tukwila WA |
February 2021
| Sat Feb 27 | Richland Runfest Half Marathon | Richland WA |
March 2021
| Sat Mar 6 | Lake Sammamish Half Marathon | Sammamish WA |
| Sat Mar 20 | Dash Point State Park Trail Half Marathon & 10K | Federal Way WA |
| Sat Mar 27 | Honeywagon Runs Half Marathon & 4-Mile | Everson WA |
| Sat Mar 27 | Yakima River Canyon Marathon & Half Marathon | Selah WA |
| Sun Mar 28 | Everett Half Marathon & 10K | Everett WA |
April 2021
| Sat Apr 17 | OAT Run Half Marathon & 12K | Port Angeles WA |
| Sat Apr 17 | Wenatchee Marathon Half Marathon & 10K | Wenatchee WA |
| Sun Apr 18 | The Split Spokane Half Marathon | Spokane WA |
| Sat Apr 24 | Squak Mountain Half Marathon 50K & 12K | Issaquah WA |
| Sat Apr 24 | Sunflower Trail Marathon Half Marathon & Relay | Winthrop WA |
May 2021
| Sun May 2 | Snohomish Women's Run Half Marathon & 10K | Everett WA |
| Sun May 9 | Mother's Day Half Marathon & 5K | Kirkland WA |
| Sat May 15 | San Juan Island Half Marathon | Friday Harbor WA |
| Sun May 16 | Windermere Marathon & Half Marathon | Spokane WA |
| Sat May 22 | Soaring Eagle Half Marathon 10K & 5K | Sammamish WA |
| Sun May 23 | Reflection Run Half Marathon 10K & 5K | Washougal WA |
June 2020
| Sat Jun 6 | Snohomish Women's Run Half Marathon & 10K | Everett WA |
| Sun Jun 7 | North Olympic Discovery Marathon Half Marathon 10K & 5K | Port Angeles WA |
| Sun Jun 7 | Teanaway Trail Run Marathon Half Marathon 10K & 5K | Cle Elum WA |
| Sun Jun 28 | Craft Classic Seattle Half Marathon & 5K | Redmond WA |
July 2020
| Sat Jul 11 | Tinker Half Marathon | Long Beach WA |
August 2020
| Sat Aug 1 | Beast of Big Creek Trail Race | Hoodsport WA |
| Sat Aug 15 | Summer Blast at Redmond Watershed Marathon Half Marathon 10-Mile & 5-Mile | Redmond WA |
| Sat Aug 15 | Tacoma Narrows Half Marathon | Tacoma WA |
| Sun Aug 16 | Evergreen Half Marathon & 5K | Snohomish WA |
| Sun Aug 16 | Mud and Chocolate Half Marathon & 4.5-Mile Trail Run | Sammamish WA |
September 2020
| Sun Sep 6 | Windermere Marathon & Half Marathon | Spokane WA |
| Sun Sep 27 | Harstine Island Half Marathon | Shelton WA |
| Sun Sep 27 | Negative Split Half Marathon 10K & 5K | Spokane WA |
October 2020
| Sat Oct 3 | Leavenworth Oktoberfest Marathon & Half Marathon | Leavenworth WA |
| Sat Oct 10 | Dog Lake Half Marathon | Dog Lake WA |
| Sat Oct 10 | Lake Padden Trail Half Marathon & 5K | Bellingham WA |
| Sun Oct 11 | Girlfriends Run for a Cure Half Marathon | Vancouver WA |
| Sun Oct 11 | Race the Reserve Marathon Half Marathon 10K & 5K | Coupeville WA |
| Sat Oct 17 | Lewis-Clark Half Marathon & 5K | Clarkston WA |
| Sat Oct 17 | Salty Half Marathon | Seattle WA |
| Sat Oct 17 | Squak Mountain Trail Half Marathon 50K & 12K | Issaquah WA |
| Sun Oct 18 | Snohomish River Run Marathon & Half Marathon | Snohomish WA |
| Sun Oct 25 | Scary Run Half Marathon 10K & 5K | Washougal WA |
November 2020
| Sat Nov 14 | Grand Ridge Marathon Half Marathon 50K & 5-Mile | Issaquah WA |
December 2020
| Sat Dec 5 | Redmond Reindeer Romp Half Marathon & 5-Mile | Redmond WA |
