A gentle run from hilltop Grožnjan to the Adriatic finish in Umag
Other trail races within 191 miles
The most accessible entry in the Istria 100 festival, the 21K starts in the hilltop arts village of Grožnjan and follows an easy, runnable path down to the seafront in Umag. With just 157 meters of gain and a 4-hour cutoff, it's designed for beginners, race volunteers, and supporters of runners in the longer events who want their own finish-line moment.
Suitable for first-timers
Labin, CroatiaApril 04, 2027
Istria 21K is a point-to-point trail race in Labin, Croatia, held on April 04, 2027. The course covers 21.62 km, climbs 248 m, and has a 4h cutoff.
Must meet custom qualifier requirements within the qualification window
Requires UTMB Running Stones 1.
| Location | km | Elevation | Cutoff | Crew |
|---|---|---|---|---|
Grožnjan Start | 0.0 | 276 m | — | |
Buje Aid Station | 6.9 | 150 m | 1h20m11:20 AM | |
Umag Finish | 21.6 | 1 m | 4h2:00 PM |
Aid station details for this race are still being filled in. Cutoffs and access rules come from the race’s own published information and can change — check the official race details before planning around them.
Sign in for race-day weather at every station, points of interest, segment-by-segment analysis, pacing, and to save this race to your calendar.
No required gear specified
No recommended gear specified
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