Found 184 races

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SEP
27

Issaquah, WA
• 46.4 miles
$20 -$55
Join us as we bring back a cherished Issaquah tradition! The Issaquah Rotary Club’s Run With the Fishes is back—featuring a 5K, 10K, and a 1K Kids’ Fun Run—and we can’t wait to run, cheer, and...
1K 5K 10K
32
OCT
3

Lake Stevens, WA
• 39.2 miles
$40 -$55
The Community Energy Run is a 5K event benefiting the Community Energy Fund (CEF), which provides assistance to Snohomish County and Camano Island families struggling to pay their utility...
28
OCT
3

Mountlake Terrace, WA
• 20.1 miles
$35 -$40
Join the fun at the 18th Annual Monster Mad Dash 5K on October 3, 2026! This fun-filled 5K is more than just a race, it's a community celebration with a purpose. Get ready to lace up your running...
5K
25
OCT
3

North Bend, WA
• 56.5 miles
Two-day mountain running fest in North Bend, WA with VK, 30k, 10k and double.
10K 30K
30
OCT
3

Maple Valley, WA
• 20.8 miles
$40 -$100
Experience the beauty of Maple Valley with a race designed for speed and serenity. This fast, flat, and scenic course offers runners the perfect blend of challenge and tranquility, winding...
5K Half Marathon
54
OCT
3

Seattle, WA
• 21.9 miles
$30 -$55
The Seattle Kraken 5K presented by Virginia Mason Franciscan Health (VMFH) will take place Saturday October 3rd at Green Lake Park in Seattle. Proceeds from the event benefit the Virginia Mason...
5K
61
OCT
3

Port Angeles, WA
• 38.6 miles
$35 -$40
Join us on Saturday, October 3 for the  Spruce Railroad 5K / 10K. The 5K and 10K will be an out-and-back on the Olympic Discovery Trail along Lake Crescent.  The 5K and 10K will start at 9:30 am...
5K 10K
94
OCT
4

Olympia, WA
• 45.3 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
• 17.2 miles
$68 -$105
Scenic half marathon & 10K through downtown Poulsbo's 'Little Norway' starting at Liberty Bay Waterfront Park.
10K Half Marathon
78
OCT
4

Shelton, WA
• 35.7 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
• 33.5 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
• 27.7 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
42
OCT
10

Seattle, WA
• 19.7 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
11

Snohomish, WA
• 27.2 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
54
OCT
11

Redmond, WA
• 12.9 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
70
OCT
11

Seattle, WA
• 17.2 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
• 40.4 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

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

Seattle, WA
• 20.5 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
• 37.9 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
59