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Half Marathon Calendar near Seward Park 2025-2026

Explore the top half marathons near Seward Park for 2025-2026! We've gathered 57 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
14
Saturday

Run The Green

10 km Half Marathon
Mar
21
Saturday

Dash Point Trail Run

Trail Run 10 km 13 mi
Mar
29
Sunday

Mill Town Marathon

5 km 10 km Half Marathon
April 2026
Apr
4
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Apr
18
Saturday

Squak Mountain Trail Run

Trail Run 12 km Half Marathon 50 km
Apr
25
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Apr
26
Sunday

The Beats Half Marathon

5 km 10 km Half Marathon
May 2026
May
2-3
Sa - Su

Tacoma City Marathon

5 km 10 km Half Marathon Marathon
May
3
Sunday

Kirkland Half Marathon

5 km Half Marathon
May
10
Sunday

Snohomish Women's Run

5 km 10 km Half Marathon
May
31
Sunday

Evergreen Half Marathon

5 mi Half Marathon
June 2026
Jun
27
Saturday

Tiger Peak Challenge

Trail Run 5 mi Half Marathon 50 km
Jun
27
Saturday

Seattle Half Marathon

5 km 10 km Half Marathon
July 2026
Jul
17-18
Fr - Sa

Mount Rainier Half Marathon

Trail Run 5 km 10 km Half Marathon
Jul
25-26
Sa - Su

Jack & Jill Downhill Marathon

13 mi 26 mi
August 2026
Aug
30
Sunday

Iron Horse Half Marathon

13 mi
September 2026
Sep
19-20
Sa - Su

Seattle North Spartan Trifecta Weekend

Obstacle Run 5 km 10 km Half Marathon
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