Roztoka [rɔsˈtɔka] is a village in the administrative district of Gmina Leszno, within Warsaw West County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) north of Leszno, 17 km (11 mi) north-west of Ożarów Mazowiecki (the county seat), and 29 km (18 mi) north-west of Warsaw.