Not to be confused with Brzeg County, which has the same name in Polish.
Brzesko County (Polish: powiat brzeski) is a unit of territorial administration and local government (powiat) in Lesser Poland Voivodeship, southern 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 largest town is Brzesko, which lies 50 kilometres (31 mi) east of the regional capital Kraków. The only other town in the county is Czchów, lying 14 km (9 mi) south of Brzesko.
The county covers an area of 590 square kilometres (227.8 sq mi). As of 2006 its total population is 90,214, out of which the population of Brzesko is 16,827, that of Czchów is 2,207, and the rural population is 71,180.