Nowe Proboszczewice  Nowe Proboszczewice is a village in the administrative district of Gmina Stara Biała, within Płock County, Masovian Voivodeship, in east-central Poland. It lies approximately north of Płock and north-west of Warsaw. The town is located on the Wierzbica River, a tributary of the Skrwa River. Nowe Proboszczewice is in the municipality of Stara Biala. In the years 1975–1998, the town was administratively part of the Plock province. The population of the town was 1470 at the 2011 census. is located at 52°39'23?N 19°41'52?E and the post code is 09-412 .