| Nowe Kościeliska | |
|---|---|
| Village | |
| Country |
|
| Voivodeship | Masovian |
| County | Otwock |
| Gmina | Osieck |
Nowe Kościeliska [ˈnɔvɛ kɔɕt͡ɕɛˈliska] is a village in the administrative district of Gmina Osieck, within Otwock County, Masovian Voivodeship, in east-central Poland.
Coordinates: 51°54′46″N 21°27′57″E / 51.91278°N 21.46583°E