 Kalungu District is bordered by Gomba District to the north, Butambala District to the north-east, Mpigi District to the east, Masaka District to the south, and Bukomansimbi District to the west.The district headquarters, Kalungu, are , by road, north-east of the city of Masaka, the largest metropolitan area in the sub-region.Kalungu District was created by Act of Parliament, carved from Masaka District.