5K races in Washington, United States — 2026 running calendar

Oct

22

Fira Usa Fun Run 5K

Yakima, Washington, United States

Free

Running

5.1K

Oct

24

Scary Run

Washougal, Washington, United States

$57.00 - $92.00

Running

5K 10K 15K

Oct

24

Haunted 5K, 10K & 13.1M at Camas, WA (43)

Camas, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Oct

24

Greenlake 5K and Wellness Festival

Seattle, Washington, United States

$35.00 - $55.00

Running

5K

Oct

24

Haunted 5K, 10K, & 13.1M at Olympia, WA (43)

Olympia, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Oct

24

Scarin' Up Some Fun 5k Glow Run/Walk

Sedro Woolley, Washington, United States

$15.00

Running

5K

Oct

24

West Seattle Monster Dash 2026

Seattle, Washington, United States

$35.00

Running

5K

Oct

24

Peaks and Professors 5k

Seattle, Washington, United States

$20.00

Running

5K

Oct

24

Boots & Boogie 5K

Lynden, Washington, United States

$30.00

Running

5K

Oct

24

MCCM Monster Mash 5k & Creature Crawl 1k

Richland, Washington, United States

$1.00 - $20.00

Running

5K 1K

Oct

24

Issaquah Schools Foundation Monster Mash 5K

Issaquah, Washington, United States

$35.00

Running

5K

Oct

24

Haunted 5K, 10K, & 13.1M at Spokane, WA (43)

Spokane, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon