Rostkowo [rɔstˈkɔvɔ] is a village in the administrative district of Gmina Czernice Borowe, within Przasnysz County, Masovian Voivodeship, in east-central Poland.

[1] It lies approximately 7 kilometres (4 mi) south-east of Czernice Borowe, 6 km (4 mi) west of Przasnysz, and 89 km (55 mi) north of Warsaw.

The village is the birthplace of saint Stanislaus Kostka.

The church in Rostkowo is his sanctuary.

This Przasnysz County location article is a stub.