10K races in Washington, United States — 2026 running calendar

Jun

06

SuperHeroes Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Jun

06

Rbc Race for the Kids

Seattle, Washington, United States

Running

5K 10K

May

31

Run the 509

Deer Park, Washington, United States

Running

Half-Marathon 10K 5K

May

30

Echo Valley

Chelan, Washington, United States

Trail running Running

10K Half-Marathon Ultra 1.6K +3

May

30

Lotus Run

Lake Stevens, Washington, United States

Running

10K 5K 1.6K

May

30

Skagit County K9 Heroes Fund - Muddy Paws! Fun Run/Walk 2.1 mi, 5k, 10k

Mount Vernon, Washington, United States

Running

3.4K 5K 10K

May

30

Hustle With Heroes Fun Run/Walk

Coupeville, Washington, United States

Running

5K 10K

May

24

Run or Wine 5K Series - May 2026

Woodinville, Washington, United States

Running

5K 10K

May

23

Memorial Day Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

May

23

Spring Festival 10K Run and 5K Run/Walk

Moses Lake, Washington, United States

Running

5K 10K

May

23

Luau 5K, 10K, & 13.1M at Camas, WA (21)

Camas, Washington, United States

Running

5K 10K Half-Marathon

May

23

Luau 5K, 10K, & 13.1M at Olympia, WA (21)

Olympia, Washington, United States

Running

5K 10K Half-Marathon