Gränna is a locality in Jönköping Municipality, Jönköping County, Sweden with 2,665 inhabitants in 2018. Founded in 1652 by Count Per Brahe, it is in Småland on the eastern shores of the lake Vättern, about 40 km north of Jönköping. The town is at the foot of Gränna mountain and is characterized by its steep streets and old wooden houses. Up until the local government reform of 1971, Gränna and its immediate surroundings constituted a city municipality of its own; since then it has become an integral part of Jönköping Municipality. * Gränna harbour * Local museum * Church *