Skierniewice County (Polish: powiat skierniewicki) is a unit of territorial administration and local government (powiat) in Łódź Voivodeship, 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 is the city of Skierniewice, although the city is not part of the county (it constitutes a separate city county); there are no towns within the county.
The county covers an area of 756.12 square kilometres (291.9 sq mi). As of 2006 its total population is 37,779.
Apart from the city of Skierniewice, Skierniewice County is also bordered by Sochaczew County to the north, Żyrardów County to the east, Rawa County and Tomaszów Mazowiecki County to the south, Brzeziny County to the west, and Łowicz County to the north-west.
The county is subdivided into nine gminas. These are listed in the following table, in descending order of population.