Kołaczkowo [kɔwat͡ʂˈkɔvɔ] is a village in the administrative district of Gmina Szubin, within Nakło County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 4 kilometres (2 mi) north-east of Szubin, 18 km (11 mi) south-east of Nakło nad Notecią, and 18 km (11 mi) south-west of Bydgoszcz.