Sokołowo [sɔkɔˈwɔvɔ] is a village in the administrative district of Gmina Czerwin, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 5 kilometres (3 mi) east of Czerwin, 23 km (14 mi) south-east of Ostrołęka, and 99 km (62 mi) north-east of Warsaw.