168 kmTrail🇭🇷 Labin, Croatia

Istria 100 by UTMB 168K

Friday, 2 April 2027In 6 months · Start 17:00

Crosses the Istrian peninsula from Labin on the east coast over Mount Ucka and the hilltop towns of the interior to Umag on the Adriatic.

Something out of date? Suggest a correction · Organizer of this race?

Facts checked 10 Oct 2026 against istria.utmb.world, istria.utmb.world.

Elevation gain

6,800 m

Mountain · ↓ 7,090 m

Start altitude

295 m

above sea level, from terrain data

Temp at start

14°C

Peaks around 14°C

Entry fee

≈ $340

Open entry

Finishers

—

typical year

Course

Point to point

45h cut-off

Getting thereFly into PUY (Pula), about 27 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Mountain: about 6,800 m of climbing and 7,090 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

14°C

Peak during race

14°C

Humidity

69%

Chance of rain

10%

Wind

10 km/h

Race day in past years

Historical averages for 2 April ±3 days, 2016–2025, from 17:00 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

Share this race

WhatsApp Facebook X Email

Organizing this race? Add it to your website

Show your runners the course facts and race-day weather. Paste this code into your site; it displays the badge below and links to this page. It updates automatically when the race details change.

<a href="https://irun42.com/race/istria-100-168k" title="Istria 100 by UTMB 168K on iRun42"><img src="https://irun42.com/badge/istria-100-168k.svg" width="300" height="120" alt="Istria 100 by UTMB 168K: course, elevation and race-day weather on iRun42" /></a>