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Event summary
TRITON Lisboa 2025 takes place on September 6 and 7, 2025, bringing a fast, flat and fully urban triathlon experience to the heart of Portugal’s capital. Athletes compete on a single-day format in one of three distances (Short, Middle, Long) on a fully closed-to-traffic course.
Whether racing individually, as part of a corporate relay team, or with your child in the Kids & Parents Swim & Run, this event combines accessibility with world-class organization. It is an official qualifying race of the TRITON World Series.
Location: Parque das Nações, Lisboa
Distances:
🏁 SHORT – 600 m swim | 21.5 km bike | 5 km run
🏁 MIDDLE – 1,200 m swim | 42.5 km bike | 10 km run
🏁 LONG – 1,800 m swim | 85.25 km bike | 20 km run
👨👧 Kids & Parents: 100 m swim + 1 km run
Atmosphere: Urban, spectator-friendly, flat and fast
Courses: All segments begin and end at Oceanário de Lisboa
Special Format: Corporate teams (SHORT only), kids Swim & Run
Series Affiliation: TRITON World Series official qualifier
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Plan itInformation
Start times per category/distance:
• Short (including Corporate): 07:30
• Middle: 07:33
• Long: 07:36
• Kids & Parents Swim & Run: 16:30 (Saturday)
Bib pick-up / Race office & Expo:
• 6 September (Saturday): 10:00–19:00 at race office & Expo
Bike check-in times:
• 6 September (Saturday): 18:00–20:00
• 7 September (Sunday): Final check-in 06:00–07:00
Swim warm-up:
• 7 September (Sunday): 07:00
Start/finish locations:
Oceanário de Lisboa (Parque das Nações)
Surface types:
• Swim: Flatwater artificial lake (Doca dos Olivais)
• Bike: Urban laps, 100% traffic-free
• Run: Flat looping course along Expo riverside
Course format:
In-loop course for all segments
Aid station placement:
• Run: Every 2.5 km
• Bike: One station per lap
Regulation link:
TRITON 1 Lisboa Rules & Info
Timing method:
Electronic chip with wave starts
Categories:
Individual, corporate relay, parent-child
Environmental policy:
Zero tolerance for littering
Location
get directionsRaces
Sprint 600 m swim – 21.6 km bike – 5 km run CORPORATE RELAY
Sprint 600 m swim – 21.6 km bike – 5 km run
Olympic 1.200 m swim – 43.2 km bike – 10 km run
Middle Distance Triathlon 1.800 m swim – 86.4 km bike – 20 km run
Benefits
✅ Racing Kit for all participants: race back-pack, bib number, race stickers, temporary tattoos, swim cap, changing clothes bag, athlete wristband, and extra goodies from partners and sponsors.
🎖️ Finisher Kit (SHORT, MIDDLE, LONG): exclusive TRITON finisher medal and T-shirt, color-coded by distance.
🏆 TRITON Trophy: awarded to the TOP 5 male and female finishers in each distance (SHORT, MIDDLE, LONG).
📊 Split results: all participants receive individual or team splits per discipline and rankings for the day.
🏅 TRITON Ranking: only finishers of a full distance (SHORT, MIDDLE or LONG) receive a final classification and official ranking.
🧃 Aid stations: available in all races (details provided in the Race Guide).
👨👧 Kids race goodies: swim cap, race tattoo, wristband, medal, and partner goodies.
🌍 World Finals qualification: top 10 per gender and age group in each distance qualify for the TRITON World Finals. Top 3 corporate teams in SHORT distance also qualify.
