Triathlon Calendar near San Clemente 2025-2026

Sep

21

Sunday

Pacific Coast Triathlon

Laguna Beach | 13 mi from San Clemente

Triathlon

Nov

2

Sunday

Cal Tri Newport Dunes

Newport Beach | 22 mi from San Clemente

Triathlon

Cal Tri Newport Dunes, hosted at the Newport Dunes Waterfront Resort & Marina in Newport Beach, California, is the world’s longest-running triathlon at the same location, dating back to 1978 as the Hu..

Mar

28

Saturday

Ironman 70.3 Oceanside

Oceanside | 21 mi from San Clemente

Triathlon

IRONMAN 70.3 Oceanside is a premier triathlon event held in Oceanside, California, known for its stunning coastal setting and vibrant beach atmosphere. The race features a 1.2-mile swim in the shelter..

Jul

18-19

Sa - Su

San Clemente Ocean Festival

San Clemente

Multisport

San Clemente Ocean Festival, known as “The Greatest Show on Surf,” is a family-friendly athletic and beach festival in San Clemente, California. The event features ocean and beach competitions, includ..