Piaseczno County is a unit of territorial administration and local government (powiat

Powiat

A powiat is the second-level unit of local government and administration in Poland, equivalent to a county, district or prefecture in other countries. The term powiat is most often translated into English as "county", although other terms are also sometimes used...

) in Masovian Voivodeship

Masovian Voivodeship

-Administrative division:Masovian Voivodeship is divided into 42 counties : 5 city counties and 37 "land counties"...

, east-central Poland

Poland

Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...

. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Piaseczno

Piaseczno

Piaseczno is a town in central Poland with 32,610 inhabitants .It is situated in the Masovian Voivodeship, approximately 16 kilometers south of Warsaw. It is a popular residential area and a suburb of Warsaw and is strongly linked to the capital, both economically and culturally...

, which lies 17 kilometres (11 mi) south of Warsaw

Warsaw

Warsaw is the capital and largest city of Poland. It is located on the Vistula River, roughly from the Baltic Sea and from the Carpathian Mountains. Its population in 2010 was estimated at 1,716,855 residents with a greater metropolitan area of 2,631,902 residents, making Warsaw the 10th most...

. The county contains three other towns: Konstancin-Jeziorna

Konstancin-Jeziorna

Konstancin-Jeziorna is a town in Piaseczno County, Masovian Voivodeship, Poland, with 16,963 inhabitants . It is located about 20 km south of downtown Warsaw and is a part of the metropolitan area of that city....

, 8 km (5 mi) east of Piaseczno, Góra Kalwaria

Góra Kalwaria

Góra Kalwaria is a town on the Vistula River in the Mazovian Voivodship, Poland, about 25 km southeast of Warsaw. It has a population of about 11,000 . The town has significance for both Catholic Christians and Hasidic Jews...

, 18 km (11 mi) south-east of Piaseczno, and Tarczyn

Tarczyn

Tarczyn is a town in Poland, located in Masovian Voivodeship, about 30 km south of Warsaw. There were 3,869 inhabitants living there in 2004...

, 16 km (10 mi) south-west of Piaseczno.

The county covers an area of 621.04 square kilometres (239.8 sq mi). As of 2006 its total population is 145,276, out of which the population of Piaseczno is 37,508, that of Konstancin-Jeziorna is 16,579, that of Góra Kalwaria is 11,130, that of Tarczyn is 3,886, and the rural population is 76,173.

Neighbouring counties

Piaseczno County is bordered by the city of Warsaw

Warsaw

Warsaw is the capital and largest city of Poland. It is located on the Vistula River, roughly from the Baltic Sea and from the Carpathian Mountains. Its population in 2010 was estimated at 1,716,855 residents with a greater metropolitan area of 2,631,902 residents, making Warsaw the 10th most...

 to the north, Otwock County

Otwock County

Otwock County is a unit of territorial administration and local government in Masovian Voivodeship, east-central Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Otwock, which lies ...

 to the east, Grójec County

Grójec County

Grójec County is a unit of territorial administration and local government in Masovian Voivodeship, east-central Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Grójec, which lies south...

 to the south, Grodzisk Mazowiecki County

Grodzisk Mazowiecki County

Grodzisk Mazowiecki County is a unit of territorial administration and local government in Masovian Voivodeship, east-central Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Grodzisk...

 to the west and Pruszków County

Pruszków County

Pruszków County is a unit of territorial administration and local government in Masovian Voivodeship, east-central Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Pruszków, which lies ...

 to the north-west.

Administrative division

The county is subdivided into six gmina

Gmina

The gmina is the principal unit of administrative division of Poland at its lowest uniform level. It is often translated as "commune" or "municipality." As of 2010 there were 2,479 gminas throughout the country...

s (four urban-rural and two rural). These are listed in the following table, in descending order of population.

Gmina	Type	Area (km²)	Population (2006)	Seat
Gmina Piaseczno Gmina Piaseczno Gmina Piaseczno is an urban-rural gmina in Piaseczno County, Masovian Voivodeship, in east-central Poland. Its seat is the town of Piaseczno, which lies approximately south of Warsaw....	urban-rural	128.2	62,823	Piaseczno Piaseczno Piaseczno is a town in central Poland with 32,610 inhabitants .It is situated in the Masovian Voivodeship, approximately 16 kilometers south of Warsaw. It is a popular residential area and a suburb of Warsaw and is strongly linked to the capital, both economically and culturally...
Gmina Góra Kalwaria Gmina Góra Kalwaria Gmina Góra Kalwaria is an urban-rural gmina in Piaseczno County, Masovian Voivodeship, in east-central Poland. Its seat is the town of Góra Kalwaria, which lies approximately south-east of Piaseczno and south-east of Warsaw....	urban-rural	145.1	24,035	Góra Kalwaria Góra Kalwaria Góra Kalwaria is a town on the Vistula River in the Mazovian Voivodship, Poland, about 25 km southeast of Warsaw. It has a population of about 11,000 . The town has significance for both Catholic Christians and Hasidic Jews...
Gmina Konstancin-Jeziorna Gmina Konstancin-Jeziorna Gmina Konstancin-Jeziorna is an urban-rural gmina in Piaseczno County, Masovian Voivodeship, in east-central Poland. Its seat is the town of Konstancin-Jeziorna, which lies approximately east of Piaseczno and south-east of Warsaw....	urban-rural	78.3	23,229	Konstancin-Jeziorna Konstancin-Jeziorna Konstancin-Jeziorna is a town in Piaseczno County, Masovian Voivodeship, Poland, with 16,963 inhabitants . It is located about 20 km south of downtown Warsaw and is a part of the metropolitan area of that city....
Gmina Lesznowola Gmina Lesznowola Gmina Lesznowola is a rural gmina in Piaseczno County, Masovian Voivodeship, in east-central Poland. Its seat is the village of Lesznowola, which lies approximately north-west of Piaseczno and south of Warsaw....	rural	69.2	16,113	Lesznowola Lesznowola, Piaseczno County Lesznowola is a village in Piaseczno County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina called Gmina Lesznowola. It lies approximately north-west of Piaseczno and south of Warsaw....
Gmina Tarczyn Gmina Tarczyn Gmina Tarczyn is an urban-rural gmina in Piaseczno County, Masovian Voivodeship, in east-central Poland. Its seat is the town of Tarczyn, which lies approximately south-west of Piaseczno and south-west of Warsaw....	urban-rural	114.2	10,522	Tarczyn Tarczyn Tarczyn is a town in Poland, located in Masovian Voivodeship, about 30 km south of Warsaw. There were 3,869 inhabitants living there in 2004...
Gmina Prażmów Gmina Prazmów Gmina Prażmów is a rural gmina in Piaseczno County, Masovian Voivodeship, in east-central Poland. Its seat is the village of Prażmów, which lies approximately south of Piaseczno and south of Warsaw....	rural	86.1	8,554	Prażmów Prazmów, Masovian Voivodeship Prażmów is a village in Piaseczno County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina called Gmina Prażmów. It lies approximately south of Piaseczno and south of Warsaw....