New East Prussia

New East Prussia

Province of New East Prussia
Provinz Neuostpreußen
Province of Kingdom of Prussia



Location of New East Prussia
New East Prussia in 1806
 •  Third Partition October 24, 1795
 •  Treaty of Tilsit July 9, 1807
 •  1806 55,000 km2 (21,236 sq mi)
 •  1806 914,610 
Density 16.6 /km2  (43.1 /sq mi)
Political subdivisions Bialystok

New East Prussia (German: Neuostpreußen; Polish: Prusy Nowowschodnie; Lithuanian: Naujieji Rytprūsiai) was a province of the Kingdom of Prussia from 1795 to 1807. It was created out of territory annexed in the Third Partition of Polish-Lithuanian Commonwealth and included parts of Masovia, Podlaskie, Trakai voivodeship and Žemaitija. In 1806 it had 914,610 inhabitants with a territory of less than 55,000 km².


  • Geography 1
  • 1807 Treaties of Tilsit 2
  • Administrative divisions 3
  • External links 4


New East Prussia encompassed territory between East Prussia and the Vistula, Bug River, and Neman rivers.

1807 Treaties of Tilsit

Following Napoleon Bonaparte's victory in the War of the Fourth Coalition and the Greater Poland Uprising of 1806 the Province of New East Prussia was ceded according to the 1807 Treaties of Tilsit:

Administrative divisions

New East Prussia (Neuostpreußen) and the Departments of Plozk and Bialystok, 1801–1807

New East Prussia was divided into the Kammerdepartements Bialystok and Plozk which were divided into the following counties (Kreise):

External links

  • FAQ for Posen, South Prussia, and New East Prussia