Los Angeles Triathlon Club
LA Tri Series - Bonelli Park
Description Spectrum Sports is proud to announce that the world's oldest running tri series, the LA Tri Series, will continue for its 43rd year in October 2025!

This year, we'll be racing on Saturday, October 4th, at the long-standing home of the LA Tri, Bonelli Park. In its 43rd year, the LA Tri Series will feature a singular event weekend as we work to revamp the LA Tri into a full-fledged Triathlon Festival. Event day will include races at the Super Sprint and Championship distances, along with the second year of the Iron Bruin Collegiate Distance—a competition open to all current and aspiring collegiate triathletes and alumni. Whether it's your first tri, you're in the middle of a training cycle, or you just want to get out there and go fast, come join us for the 43rd annual LA Triathlon on October 4th at Bonelli Park!!

Super Sprint Triathlon (& Relay)
Swim 300M - Bike 12K (1 Lap)- Run 5K

Championship Triathlon (& Relay)
Swim 1K - Bike 34K (3 Laps) - Run 10K

IronBruin Collegiate Division
Swim 1K - Bike 24K (2 Laps) - Run 5K

Championship - Duathlon (& Relay)
Run 5K - Bike 34K (3Laps) - Run 10K
Type Race - Triathlon
Date(s) October 04, 2025 - Oct 04, 2025
Frequency 1-time event (non-weekly)
Start Time 6:00 AM
Level Beginner, Intermediate, Advanced
Where San Diego
Website
Comments Frank G. Bonelli Park 120 E Via Verde Dr San Dimas, CA 91773
Members Only? Everyone
Contact Information
Who Info
Email info@spectrumsports.net
Phone
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Mission Statement: The LA Tri Club was established to provide a network of information, support services, training & racing activities, friendship and fun for all ages and abilities. The LA Tri Club is one of the largest triathlon clubs in the World with over 1800 members. Check out our Join page for more details on our organization.

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