Pacółtowo [pat͡suu̯ˈtɔvɔ] is a village in the administrative district of Gmina Grunwald, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) south-east of Gierzwałd (the gmina seat), 23 km (14 mi) south-east of Ostróda, and 37 km (23 mi) south-west of the regional capital Olsztyn.