The Mir Castle Complex is a UNESCO World Heritage site in Belarus. It is in the town of Mir, in the Kareličy District of the Hrodna voblast, at 53°27′4.46″N 26°28′22.80″E, 29 kilometres north-west of another World Heritage site, Niasviž Castle. Mir Castle Complex is 164 metres above sea level.
From 1921 to 1939 the castle belonged to the territory of Poland.
Coordinates 53°27'4.472" N 26°28'23.071" E