Istria 100 by UTMB

Labin to Umag, Croatia · 2 Apr 2027

Registration: open now.

Free. Get its checklist, entry dates and reminders in the My Dream Race app.

How to get in

A UTMB World Series event. The 168K is the headline race. UTMB Index holders got a 48 hour priority window, then general sale opened first-come with prices that rise as bibs sell. Finishing earns Running Stones for the UTMB Mont-Blanc lottery.

UTMB World Series first-come · Fills: Usually has space

Race facts

Race date: 2 Apr 2027
Location: Labin to Umag, Croatia
Distance: 168 km
Climb: 6,800 m
Field: 3,000+ all races

Entry windows

RegistrationOpen nowOpen now, first-come, for 2 Apr 2027. Opened 18 Jun 2026. 168K was 303.75 EUR at the current price tier.

Official site ↗How to enter ↗

Checked 1 Oct 2026. Always confirm on the race's site before you enter.

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Track Istria 100 by UTMB in My Dream Race to see its entry dates on your season timeline, tick off what it takes, and add the deadline to your calendar.

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