HAGG Lake Triathlon

JUN

20-21

2026

A two day triathlon and multi sports festival at Hagg Lake in Gaston, OR on June 20 and 21, 2026. It features sprint and Olympic distances, off road events, trail runs, relay and individual entries plus virtual options.

20-21 Jun 2026

Gaston, Oregon

Registration

Trail 5k - Sunday Trail Half Marathon - Sun... Olympic Aquabike - Indivi... Olympic Aquabike - Relay Olympic Duathlon - Indivi...

Always double-check with the organizer's website! This page may contain affiliate links.

HAGG Lake Triathlon & Multi-Sports Festival

The HAGG Lake Triathlon & Multi-Sports Festival takes place on June 20 and June 21, 2026, at Hagg Lake in Gaston, Oregon. The event runs across two days and includes both in person and virtual race options. Entries are offered in individual and relay formats for many events.

The festival presents a range of race formats and distances:

Sprint events with individual and relay entries
Olympic events with individual and relay entries
Off road events with individual and relay entries
Trail running events including Trail 5K and Trail Half Marathon
Virtual options including half marathon and multisport distances

The Hagg Lake course includes rolling hills on both the bike and run legs. Camping is mentioned as an available option during the event. The festival has a long history and continues to draw upwards of 700 athletes. Race offerings include triathlon, duathlon, aquabike, paddle tri, off road variants, trail running, and virtual alternatives. Visit the organization's website for the most recent information.

Half Marathon

Trail Half Marathon - Sunday

5 km

Trail 5k - Sunday

Olympic Aquabike - Individual

Olympic Aquabike - Relay

Olympic Duathlon - Individual

Olympic Duathlon - Relay

Olympic Paddle Tri - Individual

Olympic Paddle Tri - Relay

Olympic Triathlon - Individual

Olympic Triathlon - Relay