title: Siedlce Department
text: # Siedlce Department
  
  Siedlce Department (Polish: Departament siedlecki) was a unit of administrative division and local government in Polish Duchy of Warsaw in years 1809–1815.
  
  Its capital city was Siedlce, and it was further divided onto 9 powiats.
  
  In 1815 it was transformed into Podlasie Voivodeship.
  
  52°09′00″N 22°16′00″E﻿ / ﻿52.150000°N 22.266667°E﻿ / 52.150000; 22.266667
  
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