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Marathon Calendar near Tukwila 2026-2027

Monthly updates for Tukwila

Get new running races (and updates) in your inbox every month.

Explore the top marathons near Tukwila for 2026-2027! We've gathered 20 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
18
Sa

Bremerton Marathon

10 km 13 mi 26 mi
May 2026
May
2-3
Sa - Su

Tacoma City Marathon

5 km 10 km 13 mi 26 mi
May
9
Sa

Cougar Mountain Trail Run Series

Trail Run 5 km 5 mi ... 26 mi 50 km
May
9
Sa

Pigtails Run

Trail Run 13 mi 26 mi 50 km
May
24
Su

Seattle Waterfront Marathon

5 km 13 mi 26 mi
May
30
Sa

Mud Mountain Dam Marathon

13 mi 26 mi
June 2026
Jun
6
Sa

Green River Marathon

Trail Run 13 mi 26 mi 50 km
Jun
7
Su

Light at the End of the Tunnel Marathon

Trail Run 13 mi 26 mi
July 2026
Jul
3
Fr

Popsicle Run

Trail Run Half Marathon Marathon 50 km
Jul
25-26
Sa - Su

Jack & Jill Downhill Marathon

13 mi 26 mi
August 2026
Aug
8
Sa

Cougar Mountain Trail Run Series

Trail Run 3 mi 5 mi ... 26 mi 50 km
Aug
9
Su

Tunnel Vision Marathon

Trail Run 13 mi 26 mi
September 2026
Sep
12
Sa

Cascade Express Marathon

Trail Run 13 mi 26 mi
Sep
12
Sa

Beat the Blerch

Trail Run 5 km 10 km Half Marathon Marathon
Sep
13
Su

Tunnel Light Marathon

Trail Run 13 mi 26 mi
Sep
19
Sa

Mud Mountain Dam Marathon

13 mi 26 mi
November 2026
Nov
7
Sa

Grand Ridge Trail Run

Trail Run 5 mi 13 mi Marathon 50 km
Nov
28
Sa

Seattle Ghost Marathon

13 mi 26 mi 50 km
Nov
29
Su

Seattle Marathon

5 km 10 km 13 mi 26 mi
December 2026
Dec
12
Sa

Pigtails Run

Trail Run 13 mi 26 mi 50 km
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