Piaseczno County (Polish: powiat piaseczyński) is a powiat (county) located about 15 km to the south of central Warsaw, in Mazowsze Voivodship. The county seat is the town of Piaseczno. The population numbers 141,919 (2005). Its area is 621,04 km². A powiat (pronounced povyat; plural, powiaty) is the Polish third-level unit of administration, equivalent to a county, district or prefecture (NUTS-3) in some countries. ... Warsaw (Polish: , (?), in full The Capital City of Warsaw, Polish: Miasto StoÅeczne Warszawa) is the capital of Poland and its largest city. ... Geographical characteristics Area 35,579 km² Land km² Water km² Population Total (2003) 5,136,000 Density 144. ... Piaseczno coat of arms Piaseczno ( ) is a town in central Poland with 32,610 inhabitants (2005). ...