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Istria 100 by UTMB 69K 2027 · April 3, 2027 at 09:00 AM · Buzet · 69.6 km · 2,400 m of climbing. Course, start time & live tracking on Livebib.

Buzet → UMAG

Distance
69.6 km
Ascent
+2,400 m
High point
409 mZamask
drop bag
1
Stations
6
Time limit
≤ 15 h
Start
09:00 AMSat, Apr 3

The course

The whole race, as a ridgeline

▲ Zamask · 409 m
Start0 kmFinish69.1 km · Sat 11:59 PM

◆ drop bag▲ high point

About Istria 100 by UTMB 69K 2027

Istria 100 by UTMB 69K 2027 starts on Saturday, April 3, 2027 at 09:00 AM in Buzet.

69K: 69.6 km, 2,400 m of climbing, from Buzet to UMAG, time limit 15 h.

There are 6 stations on the course, 5 of them with a cutoff time.

The climbs

The climbs that decide the day

  1. 3D
    01

    Vrh

    2.3 km+284 m12.6 %

    crest at km 11.3

  2. 3D
    02

    Zamask

    2.8 km+385 m14 %

    crest at km 21.3

  3. 3D
    03

    Motovun

    2.5 km+252 m10.2 %

    crest at km 27.8

  4. 3D
    04

    Belvedere Oprtalj

    2.7 km+366 m13.4 %

    crest at km 34.6

  5. 3D
    05

    Sv. Jure

    3.7 km+245 m6.7 %

    crest at km 44

The course

On the map

69K 2027Open the full-resolution map

The course

Marked trails along the course

The roadbook

Stations

Every station on the course. Life bases carry a barrier clock in race-local time.

  1. BUZET

    crew69.1 km to UMAG

    0 km77 m

    1. BUTONIGA17.232Sat 12:30 PM
    2. LIVADEcrew3217Sat 04:00 PM
    3. GROŽNJAN47.6291Sat 07:30 PM
    4. BUJE54.5152Sat 09:00 PM
  2. UMAG

    drop bag

    69.1 km6 mCloses Sat 11:59 PM

Course data verified November 2, 2026