Logoletsrace

Upcoming Triathlons in Maine

Find 11 upcoming events across the state

The Polar Bear Triathlon and Duathlon
Triathlon

The Polar Bear Triathlon and Duathlon

Brunswick, ME
May 2, 2026
SprintDuathlon
View Details
Lawroweld Triathlon
Triathlon
Price rises in 6 days

Lawroweld Triathlon

Weld, ME
June 14, 2026
Sprint
View Details
Sebago Lake Triathlon
Triathlon
Price rises in 8 days

Sebago Lake Triathlon

Standish, ME
June 28, 2026
OlympicSprintAquabike
View Details
Norway Triathlon
Triathlon
Price rises in 28 days

Norway Triathlon

Norway, ME
July 11, 2026
Sprint
View Details
Portland Kids Duathlon
Triathlon

Portland Kids Duathlon

Portland, ME
July 19, 2026
Youth
View Details
Sea to Summit Triathlon
Triathlon

Sea to Summit Triathlon

South Berwick, ME
July 25, 2026
Unique
View Details
IRONMAN 70.3 Maine
Triathlon

IRONMAN 70.3 Maine

Augusta, ME
July 26, 2026
Half Iron
View Details
Loon Triathlon - Sprint/Olympic/Duathlon/Sprint Duathlon
Triathlon
Price rises in 34 days

Loon Triathlon - Sprint/Olympic/Duathlon/Sprint Duathlon

Lincoln, ME
August 9, 2026
Half IronOlympicSprint
View Details
Pemaquid Beach Triathlon
Triathlon
Price rises in 94 days

Pemaquid Beach Triathlon

New Harbor, ME
August 23, 2026
Sprint
View Details
The Outsider (Pilgrimman) Triathlon
Triathlon

The Outsider (Pilgrimman) Triathlon

Plymouth, ME
September 12, 2026
Half IronOlympicSprint
View Details
Pumpkinman Triathlon Festival
Triathlon
Price rises in 13 days

Pumpkinman Triathlon Festival

South Berwick, ME
September 12, 2026
OlympicSprintAquabike
View Details

Finding the Right Maine Triathlon

Whether you are looking for a beginner-friendly Sprint in Maine or a challenging 70.3, Let's Race provides the most up-to-date calendar for triathletes. Our Maine list is updated daily to include Ironman, Olympic, and local club races.