2026 Cal Tri Lake Perris - 4.12.26

Sun, Apr 12, 2026, 8:00 AM PDT

Location: Perris, CA; Lake Perris State Recreation Area - Lot 9, 17801 Lake Perris Dr, 92571-7018
Type: TRIATHLON

At a glance

Double-check key details

Explore 18 triathlon and multisport options at Lake Perris, offering diverse distances and formats for all ages in a rugged natural setting.

Discover the Cal Tri Lake Perris event, set within an expansive 8,200-acre rugged playground in Perris, CA. This triathlon offers a remarkable 18 event options, catering to a wide range of participants. Choose from Olympic, Sprint, and Youth Sprint distances, with formats including Triathlon, RunBikeRun, SwimBike, SwimRun, and standalone swim or run races. It's an opportunity to challenge yourself in a diverse natural setting, with options for every skill level.

What to expect

Choose from 18 event options, including Olympic, Sprint, and Youth Sprint distances.
Participate in Triathlon, RunBikeRun, SwimBike, SwimRun, or standalone swim and run races.
Be prepared for 62 F water; a wetsuit is recommended for the swim.

Standout details

18 event options
Olympic, Sprint, & Youth Sprint distances
Triathlon, RunBikeRun, SwimBike, SwimRun
Set within an 8,200-acre rugged playground

Auto-drafted from the public listing — confirm details on the official event page before signing up.

Distances & registration

13 options

Registration for all distances is through the official signup link above.

Sprint Triathlon
Sun, Apr 12, 8:00 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Olympic Triathlon
Sun, Apr 12, 8:20 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Sprint RunBikeRun (5km run, 15km bike, 5km run)
Sun, Apr 12, 8:00 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT

+ 10 more options

Sprint SwimBike
Sun, Apr 12, 8:00 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Sprint SwimRun
Sun, Apr 12, 8:00 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Sprint Swim (400 yards)
Sun, Apr 12, 8:00 AM PDT · From $26.29
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
5K
Sun, Apr 12, 8:00 AM PDT · From $26.29
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Olympic RunBikeRun (5km run, 39km bike, 10km run)
Sun, Apr 12, 8:20 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Olympic SwimBike
Sun, Apr 12, 8:20 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Olympic SwimRun
Sun, Apr 12, 8:20 AM PDT · From $84.59
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Olympic Swim (1640 yards)
Sun, Apr 12, 8:20 AM PDT · From $26.29
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
10K
Sun, Apr 12, 8:20 AM PDT · From $26.29
Opens Aug 10, 2025, 8:00 PM PDT · Closes Aug 12, 2025, 7:59 PM PDT
Sponsor - 10x10 Tent
Sun, Apr 12, 8:00 AM PDT · From $526.00
Opens Sep 4, 2025, 8:00 PM PDT · Closes Apr 4, 2026, 7:59 PM PDT

The course

Hilly

From the organizer

2026 Cal Tri Lake Perris - 4.12.26. This race is enclosed within an 8,200-acre rugged playground close to several major population centers including Anaheim (55 miles), LA (70 miles) and San Diego (90 miles).

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. Lake Perris. Mission Inn Museum. March Field Air Museum.

AIRPORT. Ontario (ONT)

AIR TEMPERATURE (AVG). 53 F / 76 F

WATER TEMPERATURE (AVG). 62 F. Wetsuit recommended. Use the 20% CALTRI2025 discount code at blueseventy . Note: Fusion wetsuits not eligible for discount.