Włoszczowa County (Polish: powiat włoszczowski) is a unit of territorial administration and local government (powiat) in Świętokrzyskie Voivodeship, south-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 only town is Włoszczowa, which lies 46 kilometres (29 mi) west of the regional capital Kielce.

The county covers an area of 906.38 square kilometres (350.0 sq mi).

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