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

Christmas 5K/10K/Half Marathon in July - Portland (Washougal)

Washougal, Washington, United States

04 Jul, 2026 (Sat)

$35.00 - $55.00

Running

5K 10K Half-Marathon +2

Run for Chocolate 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

04 Jul, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

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

Seattle, Washington, United States

04 Jul, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Bigfoot Fun Run 5K/10K

Yacolt, Washington, United States

04 Jul, 2026 (Sat)

$40.00 - $50.00

Running

10K 5K

Eagle 5K, 10K, & 13.1M at Olympia, WA (27)

Olympia, Washington, United States

04 Jul, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

The Runner Stumbles

Cle Elum, Washington, United States

05 Jul, 2026 (Sun)

$30.00

Running

5K 10K

Eagle 5K, 10K, & 13.1M at Everett, WA (28)

Everett, Washington, United States

11 Jul, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

Mud Mountain Trail Fest

Enumclaw, Washington, United States

11 Jul, 2026 (Sat)

$45.00 - $50.00

Running

6.4K 10K

AquaRun 5K/10K/Kids 1K Fun Run

Lake Stevens, Washington, United States

11 Jul, 2026 (Sat)

Free - $50.00

Running

5K 10K 1K

2026 Run Like the Wind -- Westport 5K, 10K and Half Marathon

Westport, Washington, United States

12 Jul, 2026 (Sun)

$45.00 - $90.00

Running

5K 10K Half-Marathon

Eagle 5K, 10K, & 13.1M at Everett, WA (29)

Everett, Washington, United States

18 Jul, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

Eagle 5K, 10K, 13.1M at, Pasco, WA (29)

Pasco, Washington, United States

18 Jul, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon