Zalesie [zaˈlɛɕɛ] is a village in the administrative district of Gmina Przedecz, within Koło County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 8 kilometres (5 mi) north-west of Przedecz, 22 km (14 mi) north-east of Koło, and 132 km (82 mi) east of the regional capital Poznań.