Pennsylvania Triathlon Calendar 2025-2026

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Explore the best triathlons in Pennsylvania for 2025-2026! Our updated list features 292 exciting races across the region. Find your next race in Pennsylvania below and join the running community at these great events!

May 2026
May
10
Sunday

Mother's Day Run for the Roses: Half Marathon

5 km 10 km 13 mi
May
16
Saturday

Oil Creek 13 Stacked Trail Race

Trail Run 5 mi 13 mi
May
23-24
Sa - Su

Tough Mudder - Philly

Obstacle Run 5 km 15 km
May
30
Saturday

Worlds End Ultramarathon

Trail Run 50 km 100 km
May
30
Saturday

Lewisburg Triathlon

Triathlon
June 2026
Jun
6
Saturday

Slate Run Trail Race

Trail Run 25 km
Jun
6
Saturday

J. R. Taylor 5K Race

5 km
Jun
6
Saturday

Latinas in Motion: Peace, Love and Run 5k

5 km
Jun
6
Saturday

God's Country Marathon

21 km 42 km
Jun
21
Sunday

Little Loggers Trail Fest

Trail Run
July 2026
Jul
11-12
Sa - Su

Poconos Spartan Event Weekend

Obstacle Run 5 km 10 km
Jul
12
Sunday

Blue Mountain Trail Run

Trail Run 10 km
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