Found 229 races

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OCT
4

Portland, OR
• 48.3 miles
The Portland Marathon showcases the beauty of the Pacific Northwest, running through downtown Portland, along the Willamette River, and through historic neighborhoods. Known for its welcoming...
5K 9m
57
OCT
4

Poulsbo, WA
• 48.7 miles
$68 -$105
Scenic half marathon & 10K through downtown Poulsbo's 'Little Norway' starting at Liberty Bay Waterfront Park.
10K Half Marathon
77
OCT
4

Shelton, WA
• 32.4 miles
$25 -$30
Shuck & Share 5K + 1 Run October 5, 2025. Race Starts at 8:00 AM. Start at the Huff and Puff across from the Shelton High School. Nice flat loop. All profits will go to support Project Share, an...
5K
30
OCT
10

Tacoma, WA
• 63.9 miles
$15 -$20
Registrations are also accepted on the day of the event for an additional charge of $5   7:30 AM - Registration + Bib Pick Up Opens 8:50 AM - Registration + Bib Pick Up Closes 9:00 AM - Start of...
22
OCT
10

Tacoma, WA
• 50.5 miles
$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
• 69.6 miles
$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

Estacada, OR
• 34.7 miles
$49 -$69
Come run or walk the Best Dam Run! This point-to-point 10K course features views of pristine waters, shading forests, interesting geology and bald eagles, osprey and colorful waterfowl....
10K
1
97
OCT
10

Portland, OR
• 70.4 miles
The Happiest 5K on the Planet - a color-filled run at Portland International Raceway.
21
OCT
10

Yakima, WA
• 86.7 miles
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
• 71.8 miles
$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
• 75.0 miles
$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
• 66.6 miles
$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

Puyallup, WA
• 41.3 miles
$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

Mcminnville, OR
• 42.3 miles
$35 -$40
The Miller Woods 10K & 5K is back! Presented in collaboration with the Yamhill Soil and Water Conservation District, this event brings together trail running, nature, and community support at one...
5K 10K
2
OCT
17

Vancouver, WA
• 67.0 miles
$30 -$65
US Road Running Races US Road Running races are built for runners and walkers who like friendly, low-pressure race days with just enough competition to keep things exciting. Our events are local,...
5K 10K
27
OCT
17

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

Gresham, OR
• 76.3 miles
$55
This is a 5k fundraising race to help support Pink Sistas-a local organization dedicated to helping women find connections with other women as well as themselves again after a breast cancer...
5K
22
OCT
17

Seattle, WA
• 74.7 miles
$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

Tualatin, OR
• 53.0 miles
$35 -$45
Flat, fast 5K run/walk fundraiser supporting Tualatin Rotary youth scholarships.
0m 5K
33
OCT
18

Portland, OR
• 50.3 miles
$45
🏆 Why Join? Not only is this going to be a fantastic and fun-filled morning, but it's also for a great cause. By participating in our Fun Run, you'll be supporting OHJC's mission of improving...
6