Upcoming Half Marathon Races In Washington, US in April, 2026

Name: Spring Classic Duathlon, Half, 10k & 5k
Start: 2026-04-26
End: 2026-04-26
Location: Vancouver

Pirate 5K, 10K, & Half Marathon at Heritage Par...

Olympia, WA

Saturday, April 11th, 2026

Featured

10K

Half

View details for race Pirate 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (15) 150

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The Split

Spokane, WA

Sunday, April 12th, 2026

Half

10K

View details for race The Split

Run the River

Kennewick, WA

Friday, April 17th, 2026

Marathon

Half

Fast

View details for race Run the River

Seattle Cherry Blossom Run

Seattle, WA

Saturday, April 18th, 2026

10K

Half

View details for race Seattle Cherry Blossom Run

Squak Mountain Trail Run

Issaquah, WA

Saturday, April 18th, 2026

12K

Half

Ultra

Trail

View details for race Squak Mountain Trail Run

Earth Day Run

Seattle, WA

Saturday, April 18th, 2026

10K

15K

View details for race Earth Day Run

Whidbey Island Marathon

Oak Harbor, WA

Sunday, April 26th, 2026

Marathon

Half

10K

View details for race Whidbey Island Marathon

Spring Classic Duathlon, Half, 10k & 5k

Vancouver, WA

Sunday, April 26th, 2026

Half

Fast

View details for race Spring Classic Duathlon, Half, 10k & 5k

Explore more in Washington, US

Distances:

5K 10K Half Marathon Marathon

Months:

April May June

Tags:

Trail Boston Qualifiers Fast Courses

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