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Triathlon Calendar near Joint Base Lewis-McChord 2025-2026

Explore the top triathlons near Joint Base Lewis-McChord for 2025-2026! We've gathered 46 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
10
Saturday

Half Marathon at Heritage Park

5 km 10 km 13 mi
March 2026
Mar
14
Saturday

Little Backyard Adventure

Backyard Ultra 3 hr 6 hr 12 hr
Mar
14
Saturday

St. Paddy's Day Run

5 km 10 km 21 km
May 2026
May
2-3
Sa - Su

Tacoma City Marathon

5 km 10 km 21 km 42 km
May
16
Saturday

Guardian Angel Color Run

5 km
June 2026
Jun
27-28
Sa - Su

Sisu 24 Ultra PNW

Backyard Ultra 100 mi 24 hr
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