Tags: Prison.
The John B. Connally Unit is a maximum-security prison for males located in unincorporated Karnes County Texas United States. It is located on Texas State Highway 181 2 miles (3.2 km) south of the city of Kenedy and southeast of San Antonio. The prison with about 813 acres (329 ha) of space is operated by the Correctional Institutions Division of the Texas Department of Criminal Justice administered as within Region IV.