2026 Cal Tri LA - 10.18.26
Oct 18Playa Del Rey, CA50.5K, 10K +2
Also 50K, 37 mi from 2026 Optimism Cal Tri Newport Dunes - 11.1.26, registration open
50.5K10K5K0.93 miRegistration open
2026 Optimism Cal Tri Newport Dunes - 11.1.26
Newport Beach, California
- Entry from
- $53.86
- Days to go
- 26
At a glance
- Date
- Nov 1, 2026
- Location
- Newport Beach, California
- Distances
- 50.5K, 10K, 5K, 0.93 mi
- Registration
- Registration open until Nov 1, 2026, via runsignup.com
- Official site
- runsignup.com
- Listed from
- RunSignUp
- Last checked
- Oct 5, 2026
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Build my planAbout this race
2026 Optimism Cal Tri Newport Dunes - 11.1.26. Started in 1978 as the Human Race Triathlon, Cal Tri Newport Dunes is the longest running triathlon in the world operating from the same location. Also started in 1978 was the Ironman World Championship Triathlon Oahu but it moved to Kailua-Kona, Hawaii in 1981. This serves as the Cal Tri Events National Championship Race with registration in the 1500-2000 range.
12 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run) and 6 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. Disneyland Park & California Adventure Park. Balboa Island Ferry. Newport Beach.
AIRPORT. John Wayne (SNA)
AIR TEMPERATURE (AVG). 60 F / 73 F
WATER TEMPERATURE (AVG). 65 F. Wetsuit legal. Use the 20% 2026CALTRI discount code at blueseventy. Note: Fusion wetsuits not eligible for discount.
Key dates
Registration opens
Nov 5, 2025
Tier 1 ends
Nov 7, 2025
Tier 2 ends
Apr 6, 2026
Tier 3 ends
May 4, 2026
Tier 4 ends
Sep 30, 2026
Tier 5 ends
Oct 26, 2026
Registration closes
Nov 1, 2026
Race day
Nov 1, 2026
Standard ends
Nov 1, 2026
Tier 6 ends
Nov 1, 2026
Pricing
Sponsor - 10x10 Tent
Standard, until Nov 1, 2026
$750
Olympic RunBikeRun (5km run, 39km bike, 10km run)
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Olympic SwimBike
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Olympic SwimRun
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Olympic Triathlon
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Sprint RunBikeRun (5km run, 13km bike, 5km run)
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Sprint SwimBike
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Sprint SwimRun
Tier 5, then $187.70 from Oct 26, 2026
$178.86
Sprint Triathlon
Tier 5, then $187.70 from Oct 26, 2026
$178.86
10K
Tier 5, then $60.35 from Oct 26, 2026
$53.86
5K
Tier 5, then $60.35 from Oct 26, 2026
$53.86
Olympic Swim (1640 yards)
Tier 5, then $60.35 from Oct 26, 2026
$53.86
Sprint Swim (400 yards)
Tier 5, then $60.35 from Oct 26, 2026
$53.86
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Straight-line distance
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