Found 199 races

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OCT
4

Olympia, WA
• 33.1 miles
$35 -$45
Club Oly Fall Frolic 5-mile and 5K events from Heritage Park in Olympia, WA.
5K 5m
21
OCT
4

Poulsbo, WA
• 33.3 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
• 29.1 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
• 45.5 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
• 24.3 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
• 46.1 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

Portland, OR
• 49.0 miles
The Happiest 5K on the Planet - a color-filled run at Portland International Raceway.
21
OCT
11

Snohomish, WA
• 7.3 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
• 54.4 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
• 44.7 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
• 23.9 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

Vancouver, WA
• 43.2 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
• 22.5 miles
$52 -$98
USATF certified half marathon loop course along Lake Washington in Kirkland, WA.
Half Marathon
183
OCT
17

Seattle, WA
• 51.3 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

Seattle, WA
• 46.6 miles
$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

Vancouver, WA
• 38.8 miles
$50 -$108
Women's Half Marathon, 10K & 6K in Vancouver, WA benefiting the Pink Lemonade Project breast cancer cause.
6K 10K Half Marathon
200
OCT
18

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

Puyallup, WA
• 24.3 miles
$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
• 51.4 miles
$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
• 51.6 miles
$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