10K races near Seattle, Washington — 2026 running calendar

Aug

29

Run to Breast Cancer 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

29

Summer Spirit Run

Seattle, Washington, United States

Running Obstacle race

5K 10K 15K

Aug

16

Sundae Runday

Seattle, Washington, United States

Running Walking

10K 5K 3.7K

Aug

15

Cookie Run 5K/10K/13.1 Seattle

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +8

Aug

15

Run for PB& J 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Jul

25

Run for Donuts 5K/10K/13.1 Seattle

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +8

Jul

25

Run for Coffee Lovers 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Jul

04

Run for Chocolate 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Jul

04

July 4th Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Jun

20

Run Juneteenth Day 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +2

Jun

20

Sloth Run 5K/10K/13.1 Seattle

Seattle, Washington, United States

Running

5K 10K Half-Marathon 1.6K +8

Jun

20

Solstice Run

Seattle, Washington, United States

Running Duathlon

5K 10K 15K Half-Marathon