Zielona Góra County (Polish: powiat zielonogórski) is a unit of territorial administration and local government (powiat) in Lubusz Voivodeship, western Poland.

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

The county contains five towns: Sulechów, which lies 23 km (14 mi) north-east of Zielona Góra, Nowogród Bobrzański, which lies 25 km (16 mi) south-west of Zielona Góra, Babimost, which lies 40 km (25 mi) north-east of Zielona Góra, Czerwieńsk, which lies 11 km (7 mi) north-west of Zielona Góra, and Kargowa, 40 km (25 mi) north-east of Zielona Góra.

The county covers an area of 1,349.75 square kilometres (521.1 sq mi).

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