Raduszyn is a village in the administrative district of Gmina Murowana Goślina, within Poznań County, Greater Poland Voivodeship, in west-central Poland. It lies immediately to the west of the town of Murowana Goślina, approximately 3 km west of the town centre, and 21 km north of the regional capital Poznań. In 2006 the village had a population of 280. It was founded in 1736 (its former German name was Hamer). It formerly had an ironworks (until 1800), a paper factory (until 1840) and a mill. Some of the mill buildings (from the late 19th and early 20th century) survive. There is also a former collective farm, now operating a stables and riding school, and several apartment blocks.