Half-Marathon races near Seattle, Washington — 2026 running calendar

Run for Donuts 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Jul 25, 2026 (Sat) – Sep 26, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

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

Seattle, Washington, United States

Jul 25, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Run Like a Viking Virtual Challenge 5K/10K/Half Marathon

Seattle, Washington, United States

Aug 1, 2026 (Sat) – Aug 31, 2026

$45.00

Running

8K 16.1K Half-Marathon

Bagel Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Aug 15, 2026 (Sat) – Oct 10, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

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

Seattle, Washington, United States

Aug 15, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

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

Seattle, Washington, United States

Aug 29, 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

Sep 12, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Orca Half Marathon

Seattle, Washington, United States

Sep 19, 2026 (Sat) – Sep 20, 2026

$60.00 - $175.00

Running

Half-Marathon 12.9K +1

Oktoberfest Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Sep 26, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Coffee Lovers Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Oct 10, 2026 (Sat) – Nov 28, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

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

Seattle, Washington, United States

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2