Cal Tri Williamsburg

JUL

19

2026

Experience 18 multisport options at Jamestown Beach with flat, fast courses on the Virginia Capital Trail. Choose from triathlon, duathlon, and swim-run formats for adults and youth in historic Williamsburg.

Sun 19 Jul 2026

Williamsburg, Virginia

Website Registration

Youth Sprint 5k Run Sprint 5k Run Olympic 10k Run Olympic Runbikerun Olympic Swimrun

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

Multisport Event at Jamestown Beach

Cal Tri Williamsburg is a multisport event held at Jamestown Beach Event Park in historic Williamsburg. The competition features a flat and fast course, with the running segments taking place primarily on the Virginia Capital Trail.

Participants can choose from 18 different event options categorized into three main distance divisions: Olympic, Sprint, and Youth Sprint. The Olympic categories include a 1,640-yard swim, a 40 km bike ride, and a 10 km run. Sprint and Youth Sprint categories typically use a 400-yard swim, a 21 km to 23.5 km bike course, and a 5 km run.

The event offers a variety of competition formats across these distances:

Triathlon (Swim, Bike, and Run)
RunBikeRun (Run, Bike, and Run)
SwimBike
SwimRun
Swim only
5K or 10K Run only

The average air temperature for the area during this period ranges between 73 F and 89 F, while the water temperature averages 83 F. Under these conditions, the swim is typically wetsuit legal with no results. The event is located near local landmarks such as Colonial Williamsburg, Historic Jamestowne, and Busch Gardens Williamsburg, and is accessible via the Newport News/Williamsburg (PHF) airport. Visit the organization's website for the most recent information.