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Fall races near Seattle (2026)

52 races on the calendar from September to November, starting with Lake Washington Half Marathon on Saturday October 17. 11 of them publish an upcoming price increase, so signing up early saves money.

All fall races 5K races (45)10K races (22)Half marathons (15)Marathons (2)Trail races (7)

By date

Lake Washington Half Marathon

Sat Oct 17 · 8:00 AM · Kirkland · Eastside & South King

Half marathonTrail
Haunted 5K, 10K & 13.1M at Everett, WA (42)

Sat Oct 17 · 8:30 AM · Everett · Snohomish County

5K10KHalf marathon

Reg. closed
The Salty Half and 10K too!

Sat Oct 17 · 8:30 AM · Seattle · Seattle (city)

10KHalf marathon

Reg. closed
Juanita Unified 5K - Heroes in motion

Sat Oct 17 · 9:30 AM · Kirkland · Eastside & South King

5K

Reg. closed
Goose Chase

Sat Oct 17 · 10:00 AM · Seattle · Seattle (city)

2000m3000m4000m

Reg. closed
Green Lake Sole 5K Run

Sat Oct 17 · 10:00 AM · Seattle · Seattle (city)

5K

Reg. closed
Where's Bigfoot 5k

Sat Oct 17 · 10:00 AM · Seattle · Seattle (city)

5K

Reg. closed
Alaska Airlines Dawg Dash 5K/10K

Sun Oct 18 · 9:00 AM · Seattle · Seattle (city)

1K5K10K

from $15
I Can And I Will Run!

Sun Oct 18 · 9:00 AM · Seattle · Seattle (city)

1 mile5K10K

from $25Goes up Oct 18
Puyallup Valley Fall Hops Harvest 5K

Sun Oct 18 · 9:00 AM · Puyallup · Tacoma & South Sound

5K

Reg. closed
Running Scared 5K/13K - Seattle

Sun Oct 18 · 3:00 PM · Seattle · Seattle (city)

5K13K18K

from $32.50Goes up Oct 18
Green Lake 5K & Wellness Festival

Sat Oct 24 · 8:30 AM · Seattle · Seattle (city)

5K

from $35
Peaks and Professors 5k

Sat Oct 24 · 9:00 AM · Seattle · Seattle (city)

5K

from $30
West Seattle Monster Dash

Sat Oct 24 · 9:30 AM · Seattle · Seattle (city)

5KTrail

from $40Goes up Oct 19
Issaquah Schools Foundation Monster Mash 5K

Sat Oct 24 · 10:00 AM · Issaquah · Eastside & South King

5K

from $40
Run Scared

Sun Oct 25 · 8:45 AM · Seattle · Seattle (city)

4K5K10K

from $50Goes up Oct 24
Snoqualmie Valley Harvest Run

Sun Oct 25 · 9:00 AM · Snoqualmie · Eastside & South King

5K10K

from $37
Captain Jack's Treasure Run

Sun Oct 25 · 9:45 AM · Redmond · Eastside & South King

5K8K12K

from $50
Ten Trails Active Club Trot n' Treat Relay Scramble

Wed Oct 28 · 6:30 PM · Black Diamond · Eastside & South King

11KTrail
Halloween Trick or Trot Run 5K/10K/13.1 Seattle

Sat Oct 31 · 7:30 AM · Seattle · Seattle (city)

1 mile5K10KHalf marathon

from $30
PB&J Fuel Run 5K/10K/13.1 Seattle

Sat Oct 31 · 7:30 AM · Seattle · Seattle (city)

1 mile5K10KHalf marathon

from $30
Cougar Mountain Trail Run Series (October)

Sat Oct 31 · 8:00 AM · Bellevue · Eastside & South King

5K7.6 miles19.5 miles50KTrail

from $40
Wicked Fast 5K & 10K

Sat Oct 31 · 8:20 AM · Tacoma · Tacoma & South Sound

10K

from $72.50Goes up Oct 30
Haunted Hustle 5K & 10K

Sat Oct 31 · 9:00 AM · Puyallup · Tacoma & South Sound

5K10K

from $35
Trick or Treat 5k

Sat Oct 31 · 10:00 AM · Seattle · Seattle (city)

5K

from $39Goes up Oct 25
Gobbler 5K, 10K, & 13.1M at Everett, WA (45)

Sat Nov 7 · 8:30 AM · Everett · Snohomish County

5K10KHalf marathon

from $30
Run the Bay

Sun Nov 8 · 8:00 AM · University Place · Tacoma & South Sound

5K10KHalf marathonTrail

from $52Goes up Nov 8
Run for Mental Health 5K/10K/13.1 Seattle

Sat Nov 14 · 7:30 AM · Seattle · Seattle (city)

1 mile5K10KHalf marathon

from $30
Veterans Day Freedom Run 5K/10K/13.1 Seattle

Sat Nov 14 · 7:30 AM · Seattle · Seattle (city)

1 mile5K10KHalf marathon

from $30
Cmms Booster Club Turkey Trot 5K Fun Run

Sat Nov 14 · 8:30 AM · Graham · Tacoma & South Sound

5K

from $15Goes up Nov 7
Gobbler 5K, 10K, & 13.1M at Everett, WA (46)

Sat Nov 14 · 8:30 AM · Everett · Snohomish County

5K10KHalf marathon

from $30
Let Me Run Spring Fest 5K

Sat Nov 14 · 10:00 AM · Seattle · Seattle (city)

5K

Reg. closed
Celebrate Veterans 5K

Sun Nov 15 · 9:10 AM · Tacoma · Tacoma & South Sound

5K

from $35Goes up Nov 15
Gobbler 5K, 10K, & 13.1M at Everett, WA (47)

Sat Nov 21 · 8:30 AM · Everett · Snohomish County

5K10KHalf marathon

from $30
Carnation Turkey Trot

Sat Nov 21 · 9:00 AM · Carnation · Eastside & South King

5K

from $30Goes up Nov 1
Jumping Mouse Turkey Trot

Sat Nov 21 · 9:00 AM · Port Townsend · Tacoma & South Sound

1 mile5KTrail

from $15
Tacky Turkey Sweater 5k

Sun Nov 22 · 10:00 AM · Seattle · Seattle (city)

5K

from $34Goes up Nov 17
8th Annual Maple Valley Turkey Trot: Thanksgiving Day 5K

Thu Nov 26 · 7:30 AM · Maple Valley · Eastside & South King

5K

from $45
Mukilteo Turkey Trot 5K and 10K

Thu Nov 26 · 7:30 AM · Mukilteo · Snohomish County

5K10K

from $45
Holmes Chiropractic Care Gig Harbor Turkey Trot!

Thu Nov 26 · 8:00 AM · Gig Harbor · Tacoma & South Sound

5K

from $30Goes up Nov 26
Silverdale Rotary Turkey Trot

Thu Nov 26 · 8:00 AM · Silverdale · Tacoma & South Sound

1 mile5K10K

from $17Goes up Nov 19
Gobble Gobble 5K & 10K

Thu Nov 26 · 8:30 AM · Puyallup · Tacoma & South Sound

5K10K

from $35Goes up Nov 1
Ten Trails Active Club 5k Turkey Trot

Thu Nov 26 · 8:30 AM · Black Diamond · Eastside & South King

5KTrail

from $10
Issaquah Turkey Trot

Thu Nov 26 · 9:00 AM · Issaquah · Eastside & South King

5K

from $35Goes up Oct 31
Magnuson Turkey Trot

Thu Nov 26 · 9:15 AM · Seattle · Seattle (city)

5K10K15K

from $32
Thanksgiving Day Apple Cup 5K

Thu Nov 26 · 9:30 AM · Seattle · Seattle (city)

5K

from $30Goes up Nov 20
Puyallup Donut Run

Fri Nov 27 · 9:00 AM · Puyallup · Tacoma & South Sound

5K
Tacoma Donut Run

Fri Nov 27 · 9:00 AM · Tacoma · Tacoma & South Sound

5K
Seattle Ghost Marathon, Half & 50K

Sat Nov 28 · 7:00 AM · Seattle · Seattle (city)

Half marathonMarathon

from $150
Coffee Lovers Run 5K/10K/13.1 Seattle

Sat Nov 28 · 7:30 AM · Seattle · Seattle (city)

1 mile5K10KHalf marathon

from $30
Thanksgiving Gobble Trot Run 5K/10K/13.1 Seattle

Sat Nov 28 · 7:30 AM · Seattle · Seattle (city)

1 mile5K10KHalf marathon

from $30
UW Medicine Seattle Marathon & Half Marathon

Sun Nov 29 · 7:00 AM · Seattle · Seattle (city)

Half marathonMarathon

see site

Fall races near Seattle (2026)

By date

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