Gliwice County (Polish: powiat gliwicki) is a unit of territorial administration and local government (powiat) in Silesian Voivodeship, southern Poland.

It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998.

The county covers an area of 663.35 square kilometres (256.1 sq mi).

The county is subdivided into eight gminas (two urban, two urban-rural and four rural).

These are listed in the following table, in descending order of population.