Nowe Miasto (Polish pronunciation: [ˈnɔvɛ ˈmjastɔ]) is a town in Płońsk County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina (administrative district) called Gmina Nowe Miasto. It lies approximately 17 kilometres (11 mi) east of Płońsk and 55 km (34 mi) north-west of Warsaw.

The town has a population of 2,000. Its name means "new town".

• Jewish Community in Nowe Miasto on Virtual Shtetl