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Triathlon Calendar near Kent 2025-2026

Explore the top triathlons near Kent for 2025-2026! We've gathered 79 exciting races in the area. Check out our detailed list below to find your next local race.

May 2025
May
3-4
Sa - Su

Tacoma City Marathon

5 km 10 km 13 mi 26 mi
May
4
Sunday

Kirkland Half Marathon

5 km 13 mi
May
4
Sunday

May the Course be with You 5k

5 km
May
4
Sunday

Mt Si Trail Run

Trail Run 13 mi 26 mi 50 km 50 mi
May
9-10
Fr - Sa

Tiger Claw

Trail Run 2 mi 50 km 50 mi
May
10
Saturday

Trillium Trail Run

Trail Run 5 km 10 km
May
10
Saturday

Cougar Mountain Trail Run

Trail Run 5 mi 10 mi
May
11
Sunday

Cedar River Triathlon

Triathlon
May
17
Saturday

Dirty Turtle 25/50k

Trail Run 25 km 50 km
May
17
Saturday

Run or Wine 5K Series

5 km 10 km
May
24-25
Sa - Su

Pigtails Challenge

Trail Run 50 km 100 km ... 150 mi 200 mi
May
24
Saturday

Sri Chinmoy 13 Hour Ultra

Backyard Ultra 7 hr 13 hr
May
24
Saturday

Sri Chinmoy - Seattle, WA

Trail Run 3 hr 7 hr 13 hr
May
24
Saturday

The Freedom 50

Trail Run 50 mi
May
31
Saturday

Soaring Eagle Trail Run

Trail Run 5 km 10 km 13 mi
May
31
Saturday

Run to End Weekend Hunger 5K

5 km
June 2025
Jun
1-2
Su - Mo

Run & Walk with Pride

4 km 8 km
Jun
7
Saturday

Rainier to Ruston Relay

Trail Run 50 mi
Jun
7
Saturday

Vashon Island Ultramarathon & Trail Run

Trail Run 10 mi 20 mi 50 km
Jun
7
Saturday

Run for Agape 5K

5 km
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