Skip to content
iRun42
111 kmTrail🇭🇷 Buzet, Croatia

Istria 100 by UTMB 110K

Saturday, 3 April 2027In 6 months · Start 07:00

Official site

From the truffle town of Buzet through the green hills and medieval villages of inland Istria to the coast at Umag.

Something out of date?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
4,200 m
Mountain · ↓ 4,270 m
Start altitude
73 m
above sea level, from terrain data
Temp at start
9°C
Peaks around 16°C
Entry fee
≈ $290
Open entry
Finishers
—
typical year
Course
Point to point
28h cut-off
Getting thereFly into RJK (Rijeka(Omišalj)), about 52 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 4,200 m of climbing and 4,270 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start
9°C
Peak during race
16°C
Humidity
66%
Chance of rain
19%
Wind
10 km/h

Race day in past years

Historical averages for 3 April ±3 days, 2016–2025, from 07:00 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

WhatsAppFacebookXEmail
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.

Plan your trip

Searches are set for Buzet and the race weekend.

Hotels near the start lineClosest first · 2027-04-02 → 2027-04-04Booking.com Flights to BuzetArrive 2027-04-01, fly home 2027-04-05Google Flights Things to do in BuzetTours and attractions in Croatia for the days around the raceGetYourGuide

Gear for this race

Trail running shoesGrip for the unpaved sectionsHydration vestCarry water and food between aid stationsRunning headlampFor early starts and running into the nightTrekking polesHelp on long, steep climbs

Some of these are affiliate links: if you book or buy through them we may earn a commission, at no extra cost to you.

Around the same time

All races in April 2027 →
🇦🇷 San Martin de los Andes, Argentina

Patagonia Run 70K

10 Apr 2027In 6 months
Gain
4,130 m
Start temp
8°C
Entry
$585
71 kmTrailOpen entryhilly
🇦🇷 Tilcara, Argentina

Jujuy by UTMB Inti 88K

3 Apr 2027In 6 months
Gain
5,100 m
Start temp
12°C
Entry
$250
87.2 kmTrailOpen entryaltitude
🇪🇸 Vilaflor, Spain

Tenerife Bluetrail 82K

10 Apr 2027In 6 months
Gain
3,300 m
Start temp
8°C
Entry
$190
82 kmTrailOpen entryaltitude