Found 236 races

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OCT
10

Tacoma, WA
$72 -$262
The Defiance 50K, 30K, 15K & 3-Person 50K Relay is a scenic race that takes runners through the beautiful trails of Point Defiance, with over 700 acres of old growth forests and panoramic views...
15K 30K 50K
40
OCT
10

Seattle, WA
$39 -$64
The world's first running music festival: a 5K fun run with live DJs, light shows, and an after party.
32
OCT
10

Yakima, WA
October 10, 2026 Come and join us in our 6th Annual Warrior Women Race 5k. This event is a women only racing event. It is for all the warrior women in our Yakima Valley who have survived and...
5K
41
OCT
11

Snohomish, WA
$55 -$115
Snohomish River Run – Sunday, October 11th Experience the magic of fall in the Pacific Northwest at the Snohomish River Run—where crisp autumn air, vibrant colors, and scenic river views come...
5K 10K Half Marathon Marathon
52
OCT
11

Redmond, WA
$2 -$41
🦸 CAPES ON. COSTUMES READY. WASHINGTON — IT'S TIME TO UNITE. 💚 Hope & Heroes Run is Washington State's first-ever PANS/PANDAS awareness run — created to shine a light on a neuropsychiatric...
5K 10K
69
OCT
11

Seattle, WA
$12 -$64
New for 2026: We will have a big pumpkin festival going on during the event. We will have games, face painting, and more! We are also adding a .25 mile stroller dash. This race is perfect for the...
1m 5K 9K 10K 25m
117
OCT
11

Spokane, WA
$45 -$150
Boston-certified marathon along the Spokane River and Centennial Trail.
5K 10K Half Marathon Marathon
115
OCT
11

Puyallup, WA
$25 -$50
5Ks are fun. Beer is fun. 5Ks & Beer are typically not a natural pairing….typically. However, on Sunday, October 5th, the best of both worlds collide for the second annual STEIN DASH – and this...
1K
43
OCT
17

Pullman, WA
$10 -$45
A campus safety race in Pullman, WA supporting the Lauren McCluskey Foundation.
1K 5K 10K
148
OCT
17

Richland, WA
$15
The Bethlehem Lutheran Fall Fest was started in 2000 by a group of parents, teachers, and school supporters. It is the main fundraising event for Bethlehem Lutheran School. Fall Fest has quickly...
1m 5K
67
OCT
17

Kirkland, WA
$52 -$98
USATF certified half marathon loop course along Lake Washington in Kirkland, WA.
Half Marathon
183
OCT
17

Spokane, WA
$35
Annual fun run raising money for Spokane teens and kids in need.
5K
21
OCT
17

Seattle, WA
$30 -$45
Get excited for the 4th annual Where's Bigfoot 5k. Big·foot. /ˈbiɡfo͝ot/. noun 1.a large, hairy, ape-like creature resembling a yeti, supposedly found in northwestern America. Visit our FAQs:...
5K
72
OCT
18

Seattle, WA
$15 -$70
Run with the pack. Show your Purple Pride. Support UW students! Hit the road, Huskies! Lace up your sneakers and soak in the fall campus beauty for our annual 10K run and 5K run/walk in support...
5K 10K
57
OCT
18

Seattle, WA
$20 -$75
Annual run benefiting Seattle Children's Hospital with 3.1 mile and 10K routes.
1m 5K 10K
46
OCT
18

Puyallup, WA
$35 -$40
Celebrate the beauty of fall at the Puyallup Valley Fall Hops Harvest 5K on Sunday, October 18th at Firemind Brewing in downtown Puyallup! Gather your friends and family for this festive fall...
5K
17
OCT
18

Seattle, WA
$30 -$60
Get ready for a spine-tingling race experience at the Running Scared 5K & 13K—where thrills, chills, and fast times collide! Whether you’re brave enough to tackle the 5K or daring enough to...
5K 13K
13
OCT
24

Seattle, WA
$35 -$55
October 24th, 2026 The Green Lake 5K & Wellness Festival Get ready for the ultimate blend of movement, community, and good vibes at the Green Lake 5K & Wellness Festival! This one-of-a-kind event...
5K
35
OCT
24

Issaquah, WA
$35 -$45
Costume-friendly, chip-timed 5K raising funds for Issaquah School District students.
5K
23
OCT
24

Richland, WA
$1 -$25
🎃 4th Annual Monster Mash 5K & Creature Crawl 1K 👾 Save the Date: October 24, 2026 Join the Mid-Columbia Children's Museum for Monster Mash 5K & Creature Crawl 1K, a family-friendly Halloween...
1K 5K
32