Grodzisk Mazowiecki County (Polish: powiat grodziski) is a powiat (county) located about 30 km to the southwest of central Warsaw, in Mazowsze Voivodship. The county seat is the town of Grodzisk Mazowiecki. The population numbers 76,990 (2005). Its area is 366.87 km². A county (Polish: powiat, pronounced povyat; plural, powiaty) is the Polish third-level unit of administration, equivalent to a county, district or prefecture (NUTS-4 or rather LAU-1) in other countries. ... Motto: Contemnit procellas (It defies the storms) Semper invicta (Always invincible) Coordinates: Country Poland Voivodeship Masovia Powiat city county Gmina Warszawa Districts 18 boroughs City Rights turn of the 13th century Government - Mayor Hanna Gronkiewicz-Waltz (PO) Area - City 516. ... Geographical characteristics Area 35,579 km² Land km² Water km² Population Total (2003) 5,136,000 Density 144. ... Grodzisk Mazowiecki is a town in central Poland with 24,900 inhabitants in 1995. ...