Found 361 races

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OCT
3

Mountlake Terrace, WA
$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
4
OCT
3

North Bend, WA
 Get ready for the ultimate test of strength and endurance at the North Bend Trail Fest. This thrilling event features two incredible mountain running races that will leave you breathless. First...
10K 30K
OCT
3

Richland, WA
$10 -$50
Run, Walk, and Rally to End Senior Hunger with Mid-Columbia Meals on Wheels! Join us Saturday, October 3 at 10 AM for our Oktoberfeast-themed 5K Fun Run & Walk along the beautiful Columbia River....
5K
58
OCT
3

Maple Valley, WA
$36 -$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
33
OCT
3

Seattle, WA
$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 Kraken Hockey...
5K
31
OCT
3

Port Angeles, WA
$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
53
OCT
4

Spokane, WA
$35 -$50
Save the date for Sunday, October 4, 2026! The Sekani trail run is a 5k/10k event with a FREE Kids’ 1k (does not include t-shirt), located at Spokane’s Minnehaha Park. The run is an adventure...
1K 5K 10K
13
OCT
4

Olympia, WA
$35 -$45
FALL FROLIC Hosted by Club Oly Road Runners Sunday, October 4, 2026 Frolic your way through a 5K, 5 mile or kids run starting and finishing at Heritage Park in Olympia, WA.  The course is a flat...
5K 5m
6
OCT
4

Poulsbo, WA
$58 -$105
The Poulsbo Half Marathon/10k has a beautiful new loop course that takes you through "Little Norway". It will feature chip timing, a participant's shirt, finisher's medal, and free race photo...
10K Half Marathon
41
OCT
4

Shelton, WA
$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
4
OCT
4

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
17
OCT
10

Richland, WA
$25
This 5K run will begin and end at the Country Mercantile, 5015 Ava Way, Richland, WA.  This is a paved course using sidewalks and paved trails. What is a prediction run? - This means you pick...
5K
7
OCT
10

Tacoma, WA
$62 -$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
4
OCT
10

Everett, WA
$30 -$65
Race InformationThe race starts at 8:30 AM.Packet pickup starts 30 minutes before the race and ends 10 minutes before the race starts.All runners must register on RunSignup. No on-site...
5K 10K Half Marathon
13
OCT
10

Olympia, WA
$30 -$65
Race InformationThe race starts at 8:30 AM.Packet pickup starts 30 minutes before the race and ends 10 minutes before the race starts.All runners must register on RunSignup. No on-site...
5K 10K Half Marathon
16
OCT
10

Seattle, WA
$39 -$64
The Night Nation Run is the World’s first Running Music Festival the ultimate blend of a Music Festival and a Fun Run. Experience a music filled course with Live DJs, Bubble Zones, Light Shows,...
14
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
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
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
73
OCT
11

Puyallup, WA
$30 -$40
Celebrate the beauty of fall at the Puyallup Valley Fall Hops Harvest 5K on Sunday, October 11th at Firemind Brewing in downtown Puyallup! Gather your friends and family for this festive fall...
5K
1