"Cold-water ocean swim and rolling bike course in the rugged beauty of Zagreb."
🏊 Natation
Ocean swim in Zagreb
🚴 Vélo
Rolling bike course through Zagreb region
🏃 Course à Pied
Run course through Zagreb
Transition Details
T1/T2 are in the same location · Surface: gravel
Météo
Typical race-day conditions: 19°C with 64% humidity.
Inscription
https://www.example.com/zagreb-triathlon-sprint
The Story
There's something about triathlon in Zagreb that doesn't translate to photos. The 750m swim sends you into cool saltwater at 16°C — cool enough to want a wetsuit, warm enough to swim without panic. The bike covers 20km of rolling with some punchy climbs terrain with 206m of climbing — enough to test your legs without breaking them. A 5km flat run finishes what the bike started. The city delivers: Jarun Lake's calm waters, Upper Town glimpses on the run, a city finding its place on the triathlon map. Short enough to hurt, long enough to matter.
"Zagreb doesn't need to be the biggest race. It just needs to be honest. And it is."
What It Feels Like
A sprint-distance course in Zagreb that suits beginners and those chasing personal bests. The course doesn't fight you — it lets you race. The city's Croatian capital intensity extends to the race itself — štrukli and a Ožujsko.
🏊 The Swim
A 750m ocean swim in cool saltwater at 16°C. Shore break can add a physical challenge on entry and exit. Sight off the buoys — the open water offers few reference points.
🚴 The Bike
20km of rolling terrain with 206m of climbing. Short rises break your rhythm; descents reward those who corner confidently. It's a bike course that asks for constant attention — no long steady stretches to zone out.
🏃 The Run
5km on flat Zagreb streets. The course is honest — no hills to blame, no descents to coast. What you have left is what you run. In mild conditions averaging 19°C, heat management becomes pacing strategy.
💡 Insider Tips
- → At 16°C, the water is cool enough to tighten your breathing on entry. Practice cold starts — jump in, swim hard for 50m, settle into rhythm. Race day shouldn't be the first time you experience this.
- → The bike has 206m of climbing — don't underestimate the cumulative toll on your legs. Keep your cadence high on the climbs and save your quads for the run. A compact crankset with a 28+ cassette is worth considering.
- → There's a 47% chance of rain on race day. Bring clear-lens cycling glasses, avoid aggressive cornering on wet roads, and apply anti-fog to your goggles. A rain gilet that packs small is worth its weight.
Prepare for This Race
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FAQ
What distance is the Zagreb3athlon (Sprint)? +
The Zagreb3athlon (Sprint) is a Sprint Distance distance triathlon: 750m swim, 20km bike, and 5km run (25.75km total) in Zagreb, Croatia.
When is the Zagreb3athlon (Sprint)? +
The next edition is on August 29, 2026. The race is typically held in May.
Water temperature and wetsuit rules? +
Ocean water at 16°C average. Wetsuits are allowed.
How hilly is the bike course? +
206m of climbing over 20km. Profile: rolling. Drafting not allowed.
What's the weather like on race day? +
14–25°C, 64% humidity, 47% rain chance, 9 km/h winds.
Average finish time? +
Approximately 1h 15m. Varies with conditions and athlete experience.
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