Cal Tri Williamsburg
About this race
2026 Cal Tri Williamsburg - 7.19.26. Our triathlon returns to the shores of Jamestown Beach Park in historic Williamsburg. Flat and fast featuring the run primarily on the Virginia Capital Trail.
18 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), 6 Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run) and 6 Youth Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run). Triathlon = swim + bike + run. Typically, the swim and run distances are standard but the bike distance varies from race to race. Check out the course maps for more detailed information.
TO DO. Colonial Williamsburg. Historic Jamestowne. Busch Gardens Williamsburg.
AIRPORT. Newport News/Williamsburg (PHF)
AIR TEMPERATURE (AVG). 73 F / 89 F
WATER TEMPERATURE (AVG). 83 F. Use the 20% 2026CALTRI discount code at blueseventy. Note: Fusion wetsuits not eligible for discount.
Pick your distance
Triathlon
Sprint Triathlon
Olympic Triathlon
Sprint SwimBike
Sprint SwimRun
Sprint Swim (400 yards)
Duathlon
Sprint RunBikeRun (5km run, 21km bike, 5km run)
Olympic RunBikeRun (5km run, 40km bike, 10km run)
Olympic SwimBike
Olympic SwimRun
Running
5K
10K
Sponsor - 10x10 Tent
10x10 Vendor Tent (other tent sizes available upon request) 1 Preferred Parking Spot PA Announcements Throughout The Event
Swimming
Olympic Swim (1640 yards)
Typical race-day weather
Based on 6 years of Open-Meteo archive data for this event's race dates in Williamsburg, plus the 3 days either side.
The sun rises at 6:00 AM and sets at 8:25 PM local time (EDT) in Williamsburg on July 18, 2027 — 14h 25m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Other races near Williamsburg
Different organizers, within 40 miles, in the next three months
Haunted 5K, 10K & 13.1M at Williamsburg, VA (40)
17th Annual Williamsburg Landing 5k Run/Walk for The Arc
Frightening 4 Trail Run/Hike
Dash for Casa 5K Run and Walk
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 65 Williamsburg events
Spotted something wrong? Tell us and we'll fix it.