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Triathlon Calendar near Bainbridge Island 2025-2026

Explore the top triathlons near Bainbridge Island for 2025-2026! We've gathered 137 exciting races in the area. Check out our detailed list below to find your next local race.

February 2026
Feb
7
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Feb
8
Sunday

My Better Half Marathon

5 km 10 km Half Marathon
Feb
14
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Feb
14
Saturday

US Road Running - Everett

5 km 10 km Half Marathon
Feb
21
Saturday

Lord Hill

Trail Run 5 km 10 mi 20 mi 50 km
March 2026
Mar
7
Saturday

Lake Sammamish Half Marathon

Half Marathon
Mar
8
Sunday

The Kirk-Wood Half Marathon

Half Marathon
Mar
14
Saturday

Kirkland Shamrock Run

5 km 10 km
Mar
14
Saturday

St. Paddy's Day Run

5 km 10 km Half Marathon
Mar
14
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Mar
14
Saturday

Run The Green

10 km Half Marathon
Mar
14
Saturday

US Road Running - Everett

5 km 10 km Half Marathon
Mar
21
Saturday

Dash Point Trail Run

Trail Run 10 km 13 mi
Mar
28-29
Sa - Su

Last Fool Standing

Backyard Ultra 5 km
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
4
Saturday

Tenacious 10

10 km 10 mi
Apr
11
Saturday

US Road Running - Everett

5 km 10 km Half Marathon
Apr
18
Saturday

Squak Mountain Trail Run

Trail Run 12 km Half Marathon 50 km
Apr
18
Saturday

US Road Running - Everett

5 km 10 km 13 mi 26 mi
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