Zalesie [zaˈlɛɕɛ] is a village in the administrative district of Gmina Radomyśl nad Sanem, within Stalowa Wola County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 10 kilometres (6 mi) west of Radomyśl nad Sanem, 20 km (12 mi) north-west of Stalowa Wola, and 74 km (46 mi) north of the regional capital Rzeszów.