The district consists primarily of Gatton and Laidley Shires and the northern parts of Beaudesert Shire. It includes the major town of Gatton and a number of smaller centres including Laidley, Helidon and Withcott. The eastern parts of the district are part of the outer southern suburbs of Ipswich and Brisbane in the area of Greenmount.
1William Drayton Armstrong alternately listed his party alignment as Liberal, Opposition, and Ministeralist (twice). The parliamentary members' register does not list dates for these changes.