Garwolin County () is a unit of territorial administration and local government (powiat) in Masovian Voivodeship, east-central Poland. It came into being on 1 January 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Garwolin, which lies south-east of Warsaw. The county contains three other towns: à Âaskarzew, south of Garwolin, Pilawa, north-west of Garwolin, and à »elechów, south-east of Garwolin.
The county covers an area of . As of 2019 its total population is 104,917, out of which the population of Garwolin is 17,501, that of à Âaskarzew is 4,840, that of Pilawa is 4,578, that of à »elechów is 3,988, and the rural population is 74,010.
Garwolin County is bordered by Mià Âsk County to the north, Siedlce County to the north-east, à Âuków County to the east, Ryki County to the south-east, Kozienice County to the south, Grójec County to the west and Otwock County to the north-west.
The county is subdivided into 14 gminas (two urban, two urban-rural and 10 rural). These are listed in the following table, in descending order of population.
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