21K
Istria 100 by UTMB 21K 2027 · April 4, 2027 at 10:00 AM · Grožnjan · 21.5 km · 157 m of climbing. Course, start time & live tracking on Livebib.
Grožnjan → UMAG
- Distance
- 21.5 km
- Ascent
- +157 m
- High point
- 297 mFraška
- drop bag
- 1
- Stations
- 3
- Time limit
- ≤ 4 h
- Start
- 10:00 AMSun, Apr 4
The course
The whole race, as a ridgeline
▲ Fraška · 297 m
Start0 kmFinish21.5 km · Sun 02:00 PM
◆ drop bag▲ high point
About Istria 100 by UTMB 21K 2027
Istria 100 by UTMB 21K 2027 starts on Sunday, April 4, 2027 at 10:00 AM in Grožnjan.
21K: 21.5 km, 157 m of climbing, from Grožnjan to UMAG, time limit 4 h.
There are 3 stations on the course, 2 of them with a cutoff time.
Official website: istria.utmb.world
The climbs
The climbs that decide the day
- 3D01
Climb after BUJE
1 km+63 m6.5 %
crest at km 7.9
The course
On the map
Open the full-resolution mapThe course
Marked trails along the course
- 16 - Istrian hills road5.3 km on this trail
- 14 - Idyll of the Istrian inland5 km on this trail
- Istarski Planinarski Put (IPP)4.6 km on this trail
The roadbook
Stations
Every station on the course. Life bases carry a barrier clock in race-local time.
GROŽNJAN
21.5 km to UMAG
0 km280 m
- BUJE6.9152Sun 11:20 AM
UMAG
drop bag
21.5 km6 mCloses Sun 02:00 PM