Washington Half Marathons by Date
Browse all Washington half marathons in 2024 by month and by city below.
For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up. When you view a race, you might also find contact info if you’re having problems with your registration or need to contact the race directors.
We dedicated dozens of hours every month searching for races to include in the Washington half marathons calendar.
If you happen to see any half marathon not included, contact us at info@halfmarathons.net to submit your race.
Looking for the best Washington half marathons for you? Beneath the Washington half marathon calendar we’ve provided answers to frequently asked questions.
Upcoming 2024 Washington Half Marathons
March 2024
Sat Mar 2 | Pirate 5k 10k & Half Marathon | Everett WA |
Sat Mar 2 | Pirate 5k 10k & Half Marathon | Yakima WA |
Sat Mar 2 | Snake River Canyon Half Marathon | Wawawai Landing WA |
Sat Mar 9 | Jill's Twelve Hour Run Marathon & Half Marathon | Lynnwood WA |
Sat Mar 9 | Lake Sammamish Half Marathon | Redmond WA |
Sat Mar 9 | Ninja 5k 10k & Half Marathon | Olympia WA |
Sat Mar 16 | Deception Pass Marathon and Half Marathon | Oak Harbor WA |
Sat Mar 16 | Run the Green Half Marathon & 10k | Kent WA |
Sat Mar 16 | Viking 5k 10k & Half Marathon | Everett WA |
Sun Mar 17 | Shamrock Shuffle Half Marathon 10k & 5k | Spokane WA |
Sat Mar 23 | Dash Point Half Marathon & 10k | Federal Way WA |
Sat Mar 23 | Honeywagon Runs Half Marathon 4-Mile & Fun Run | Everson WA |
Sat Mar 23 | Orting Bunny Hop Half Marathon 10k & 5k | Orting WA |
Sun Mar 24 | Mill Town Marathon Half Marathon & 10k | Everett WA |
Sun Mar 24 | UW Cherry Blossom Run Marathon Half Marathon & 10k | Seattle WA |
April 2024
May 2024
June 2024
Sat Jun 1 & Sun Jun 2 | Echo Valley Trail Runs | Chelan WA |
Sat Jun 1 | Green River Marathon Half Marathon & Relay | Kent WA |
Sat Jun 1 | Lake Wilderness Multisport Half Marathon | Maple Valley WA |
Sat Jun 1 | Pirate 5k 10k & Half Marathon | Everett WA |
Sun Jun 2 | North Olympic Discovery Marathon & Half Marathon | Port Angeles WA |
Sat Jun 8 | Ninja 5k 10k & Half Marathon | Olympia WA |
Sat Jun 8 | Stache Dash Run Half Marathon 10k & 5k | Spokane Valley WA |
Sun Jun 9 | Great Ferry Race Half Marathon | Seattle WA |
Sat Jun 15 | San Juan Island Marathon Half Marathon & 10k | Friday Harbor WA |
Sat Jun 15 | Tiger Mountain Trail Run 50k Half Marathon 12k & 5k | Issaquah WA |
Sat Jun 15 | Viking 5k 10k & Half Marathon | Everett WA |
Sat Jun 15 | White Salmon Backyard Half & 4M | White Salmon WA |
Sat Jun 22 | Seattle Marathon: Summer Events Half Marathon 10k & 5k | Seattle WA |
Sat Jun 22 | Snoqualmie Valley Half & 10k | Carnation WA |
Sat Jun 22 | Super Fast Half | Snoqualmie Pass WA |
Sat Jun 29 | Tiger Peak Challenge 50k Half Marathon & 5M | Issaquah WA |
July 2024
Fri Jul 5 | Cherry Bomb Run 50k Marathon & Half Marathon | Bothell WA |
Sat Jul 6 | Bottle Rocket Run 50k Marathon & Half Marathon | Seattle WA |
Sat Jul 6 | Pirate 5k 10k & Half Marathon | Everett WA |
Sat Jul 6 | Pirate 5k 10k & Half Marathon | Yakima WA |
Sat Jul 13 | Devil's Gulch 50M & Half Marathon | Wenatchee WA |
Fri Jul 19 | Mount Rainier Half Marathon | Ashford WA |
Sat Jul 20 | Olympia Lakefair Half Marathon 8K & 3K | Olympia WA |
Sat Jul 20 | Viking 5k 10k & Half Marathon | Everett WA |
Sun Jun 21 | B&O Half Marathon & 10k | Buckley WA |
Sat Jul 27 & Sun Jul 28 | Jack and Jill's Downhill Marathon & Half Marathon | North Bend WA |
Sun Jul 28 | Craft Classic Seattle Half Marathon & 5k | Redmond WA |
August 2024
Sat Aug 3 | Galloping Gertie Half Marathon 10k & 5k | Gig Harbor WA |
Sat Aug 3 | Pirate 5k 10k & Half Marathon | Everett WA |
Sat Aug 3 | Pirate 5k 10k & Half Marathon | Yakima WA |
Sat Aug 10 | Tacoma Narrows Half Marathon & 5k | Tacoma WA |
Sat Aug 17 | Twilight at the Bay Half Marathon 10k & 5k | University Place WA |
Sat Aug 17 | Viking 5k 10k & Half Marathon | Everett WA |
Sun Aug 18 | Half Sam | Issaquah WA |
Sun Aug 25 | Iron Horse Half Marathon | North Bend WA |
Sat Aug 31 | Magnuson Series – Summer Spirit Run Half Marathon 15k 10k & 5k | Seattle WA |
September 2024
October 2024
November 2024
Sat Nov 2 | Pirate 5k 10k & Half Marathon | Everett WA |
Sat Nov 2 | Pirate 5k 10k & Half Marathon | Yakima WA |
Sat Nov 9 | Grand Ridge Trail Runs 50K Marathon Half Marathon & 5M | Issaquah WA |
Sun Nov 10 | Run the Bay Half Marathon 10k & 5k | University Place WA |
TBD Nov | In Unity We Run Marathon and Half Marathon | Kent WA |
TBD Nov | Orting Turkey Trot Half Marathon 10k & 5k | Orting WA |
TBD Nov | Wattle Waddle Marathon and Half Marathon | Kent WA |
TBD Nov | Annual Pancake Run Half Marathon 5M & 5k | Spokane WA |
TBD Nov | Grateful Runners Marathon and Half Marathon | Bothell WA |
TBD Nov | Ghost of Seattle 50k Marathon & Half Marathon | Seattle WA |
TBD Nov | It's Beginning to Look A Lot Like Christmas Marathon Half Marathon 10k & 5k | Orting WA |
December 2024
Sun Dec 1 | Seattle Marathon & Half Marathon | Seattle WA |
Sat Dec 7 | Pirate 5k 10k & Half Marathon | Yakima WA |
Sat Dec 14 | Pigtails Run Marathon Half Marathon & 50K | Maple Valley WA |
TBD Dec | Redmond Reindeer Romp Half Marathon & 5M | Redmond WA |
TBD Dec | Last Chance Marathon & Half Marathon | Bellingham WA |
January 2025
TBD Jan | Lake Samish Runs Half Marathon & 6.5M | Bellingham WA |
TBD Jan | Frost Eagle Trail Run Half Marathon & 5M | Sammamish WA |
TBD Jan | Viking 5k 10k & Half Marathon | Everett WA |
TBD Jan | Bridging the Gap Half Marathon & 10k | Puyallup WA |
TBD Jan | Tukwila to Alki Half and Full Marathon | Tukwila WA |
February 2025
TBD Feb | Green River Half Marathon and Double Half | Tukwila WA |
TBD Feb | Pirate 5k 10k & Half Marathon | Everett WA |
TBD Feb | Pirate 5k 10k & Half Marathon | Yakima WA |
TBD Feb | Ninja 5k 10k & Half Marathon | Olympia WA |
TBD Feb | Geoduck Gallop Half Marathon & 10k | Olympia WA |
TBD Feb | My Better Half Marathon 10k & 5k | Seattle WA |
TBD Feb | Viking 5k 10k & Half Marathon | Everett WA |
TBD Feb | Woolley Trail Runs 50k Marathon & Half Marathon | Sedro-Woolley WA |
TBD Feb | Cedar River Half | Maple Valley WA |
TBD Feb | Fort Ebey Kettles Trail Run Marathon and Half Marathon | Coupeville WA |
TBD Feb | Richland Runfest Half Marathon 10k & 5k | Richland WA |
TBD Feb | CCRC Vancouver Lake Half Marathon & 4M | Vancouver WA |
Frequently Asked Questions About Washington Half Marathons
What are the most popular Washington half marathons?
The most popular Washington half marathons are the Seattle Half Marathon with 3,109 finishers in 2023. Followed by the Mount Rainier Half Marathon with 1,391 finishers in 2023.
What are the best Washington half marathons for beginners in 2024?
The Washington half marathons that we recommend most frequently for beginners are the:
- Seattle Half Marathon: A large, well produced half marathon with a course around downtown Seattle and Green Lake.
- Mount Rainier Half Marathon: A moderate course with 900 ft of elevation gain, with gorgeous views of Mt. Rainier, and a generous four hour time limit.
- Iron Horse Half Marathon: A course along Olallie State Park finishing in North Bend with scenery of the river and woods with the entire thirteen miles downhill.
What’s the best month to run a half marathon in Washington?
September is the most popular month to run a half marathon in Washington.
What are the most popular cities to run Washington half marathons?
Seattle is the most popular city to host Washington half marathons.