Schloss Hollenegg is a private residence, open to the public only in May, during the Designmonat Graz. During this time, on Staurdays and Sundays from 11 am to 6 pm, you can visit the design exhibition in the historical rooms of the castle.
Entry Ticket is 5€ per person. Members of Schloss Hollenegg for Design and children under 14 have free entry.
Schloss Hollenegg is in the Austrian region of Styria. It is located just off the B76, between Deutschlandsberg and Schwanberg. The closest airport is Graz, 38 km away and reachable by taxi or rented car is 40 minutes. Vienna's airport instead is approximately a two and a half hour drive from Hollenegg.