Upcoming Half Marathon Races Near Cowiche, WA

Name: Run for the Gnomes Half Marathon & 5K
Start: 2026-10-03
End: 2026-10-03
Location: Maple Valley

Medal Madness 5K, 10K, & Half Marathon at Chiaw...

Pasco, WA

Saturday, January 17th, 2026

Featured

10K

Half

View details for race Medal Madness 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (03) 80

Want to feature your race?

Get your race seen first by thousands of runners

Learn More

Learn how to feature your race

Richland RunFest 2026

Richland, WA

Friday, February 6th, 2026

Half

10K

View details for race Richland RunFest 2026

Viking 5K, 10K, & Half Marathon at Chiawana Par...

Pasco, WA

Saturday, February 21st, 2026

10K

Half

View details for race Viking 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (08) 80

Lake Sammamish Half Marathon

Redmond, WA

Saturday, March 7th, 2026

Half

Trail

View details for race Lake Sammamish Half Marathon

Run The Green

Kent, WA

Saturday, March 14th, 2026

Half

10K

Trail

Fast

View details for race Run The Green

St. Paddy's Day Run Tacoma

Tacoma, WA

Saturday, March 14th, 2026

Half

10K

View details for race St. Paddy's Day Run Tacoma

Dash Point Trail Run

Federal Way, WA

Saturday, March 21st, 2026

10K

Half

Trail

View details for race Dash Point Trail Run

Medal Madness 5K, 10K, 13.1, & 26.2 at Chiawana...

Pasco, WA

Saturday, March 21st, 2026

10K

Half

View details for race Medal Madness 5K, 10K, 13.1, & 26.2 at Chiawana Park, Pasco, WA (12) 80

Yakima River Canyon Marathon and Half-Marathon

Yakima, WA

Saturday, March 28th, 2026

Half

Marathon

View details for race Yakima River Canyon Marathon and Half-Marathon

Run the River

Kennewick, WA

Friday, April 17th, 2026

Marathon

Half

Fast

View details for race Run the River

Squak Mountain Trail Run

Issaquah, WA

Saturday, April 18th, 2026

12K

Half

Ultra

Trail

View details for race Squak Mountain Trail Run

Never Say Never Half Marathon & 10K

Tieton, WA

Saturday, May 2nd, 2026

Half

10K

View details for race Never Say Never Half Marathon & 10K

Tacoma City Marathon / Half / Ghost / 5K / 10K

Tacoma, WA

Saturday, May 2nd, 2026

Marathon

Half

10K

Fast

View details for race Tacoma City Marathon / Half / Ghost / 5K / 10K

Kirkland Half Marathon & 5K

Kirkland, WA

Sunday, May 3rd, 2026

Half

View details for race Kirkland Half Marathon & 5K

Soaring Eagle Trail Run

Sammamish, WA

Saturday, May 16th, 2026

Half

10K

View details for race Soaring Eagle Trail Run

Luau 5K, 10K, & Half Marathon at Chiawana Park,...

Pasco, WA

Saturday, May 16th, 2026

10K

Half

View details for race Luau 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (20) 80

Big River Race

Pasco, WA

Saturday, May 30th, 2026

Half

10K

View details for race Big River Race

Echo Valley

Chelan, WA

Saturday, May 30th, 2026

10K

Half

Ultra

Trail

View details for race Echo Valley

Super Marathon & Half Marathon

North Bend, WA

Saturday, June 13th, 2026

Marathon

Half

Trail

Fast

View details for race Super Marathon & Half Marathon

Tiger Peak Challenge

Issaquah, WA

Saturday, June 20th, 2026

Half

Ultra

Trail

View details for race Tiger Peak Challenge

Medal Madness 5K, 10K, & Half Marathon at Chiaw...

Pasco, WA

Saturday, June 20th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & Half Marathon at Chiawana Park, Pasco, WA (25) 80

Snoqualmie Valley Half

Carnation, WA

Saturday, June 20th, 2026

10K

Half

View details for race Snoqualmie Valley Half

Jack & Jill Downhill Marathon, Half Marathon Wa...

North Bend, WA

Saturday, July 25th, 2026

Marathon

Half

Trail

Fast

View details for race Jack & Jill Downhill Marathon, Half Marathon Washington

Craft Classic Seattle

Redmond, WA

Sunday, July 26th, 2026

Half

Fast

View details for race Craft Classic Seattle

Iron Horse Half Marathon

North Bend, WA

Sunday, August 30th, 2026

Half

View details for race Iron Horse Half Marathon

Cascade Express Marathon & Half Marathon

North Bend, WA

Saturday, September 12th, 2026

Marathon

Half

Fast

View details for race Cascade Express Marathon & Half Marathon

Beat the Blerch

Carnation, WA

Saturday, September 12th, 2026

10K

Half

Trail

View details for race Beat the Blerch

Run for the Gnomes Half Marathon & 5K

Maple Valley, WA

Saturday, October 3rd, 2026

Half

10K

Fast

View details for race Run for the Gnomes Half Marathon & 5K

Explore more in Cowiche, WA

Distances:

5K 10K Half Marathon Marathon

Months:

December January February

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Washington races

Don't see your race? Add it!

Add Your Race (Free)