Krotoszyn County is a unit of territorial administration and local government (powiat) in Greater Poland Voivodeship, west-central Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Krotoszyn, which lies south-east of the regional capital Poznan. The county contains four other towns: Kozmin Wielkopolski, north of Krotoszyn, Zduny, south-west of Krotoszyn, Kobylin, west of Krotoszyn, and Sulmierzyce, south-east of Krotoszyn.