Half-Marathon races in Washington, United States — 2026 running calendar

Sep

07

Redmond Harvest Half Marathon

Redmond, Washington, United States

Running

Half-Marathon

Sep

12

Cascade Express Marathon & Half Marathon

North Bend, Washington, United States

$141.00 - $171.00

Running

Marathon Half-Marathon

Sep

12

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

Seattle, Washington, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Sep

12

Overcomer 5K & 13.1 Mile Half Marathon

Pasco, Washington, United States

$70.00 - $75.00

Running

5K Half-Marathon

Sep

12

Medal Madness 5K, 10K, & 13.1M at Everett, WA (37)

Everett, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Sep

12

Beat the Blerch

Carnation, Washington, United States

$40.00 - $120.00

Running

5K 10K Half-Marathon Marathon

Sep

12

Medal Madness 5K, 10K & 13.1M at Camas, WA (37)

Camas, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Sep

12

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (37)

Olympia, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Sep

13

Skagit Flats Marathon, Half & 5k

Burlington, Washington, United States

$40.00 - $95.00

Running

5K Half-Marathon Marathon

Sep

13

Tunnel Light Marathon & Half

Snoqualmie Pass, Washington, United States

Running

Marathon Half-Marathon

Sep

19

Orca Half Marathon

Seattle, Washington, United States

$91.00 - $183.00

Running

Half-Marathon 12.9K +1

Sep

19

Medal Madness 5K, 10K & 13.1M at Everett, WA (38)

Everett, Washington, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon