5K races near Seattle, Washington — 2026 running calendar

Sundae Runday

Seattle, Washington, United States

16 Aug, 2026 (Sun)

$45.00 - $50.00

Running, Walking

10K 5K 3.7K

Summer Spirit Run

Seattle, Washington, United States

29 Aug, 2026 (Sat)

$32.00 - $56.00

Running, Obstacle race

5K 10K 15K

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

Seattle, Washington, United States

29 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

12 Sep, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Dragonslayer Fantasy Dash and Strut

Seattle, Washington, United States

12 Sep, 2026 (Sat) – 19 Sep, 2026

$30.00

Running

5K

Run of Hope Seattle

Seattle, Washington, United States

20 Sep, 2026 (Sun)

$30.00

Running, Walking

5K 3K

Oktoberfest Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

26 Sep, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Seattle Kraken 5K

Seattle, Washington, United States

03 Oct, 2026 (Sat)

$30.00 - $40.00

Running

5K

NIGHT NATION RUN - SEATTLE

Seattle, Washington, United States

10 Oct, 2026 (Sat)

$39.99 - $59.99

Running

5K

Coffee Lovers Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

10 Oct, 2026 (Sat) – 28 Nov, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Pumpkin Spice Run

Seattle, Washington, United States

11 Oct, 2026 (Sun)

$33.00 - $54.00

Running

10K 5K 1.6K

Where's Bigfoot 5k

Seattle, Washington, United States

17 Oct, 2026 (Sat)

Free - $33.00

Running

5K