Półwiosek Stary [puu̯ˈvjɔsɛk ˈstarɨ] is a village in the administrative district of Gmina Ślesin, within Konin County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 2 kilometres (1 mi) south of Ślesin, 16 km (10 mi) north of Konin, and 95 km (59 mi) east of the regional capital Poznań.