1997-2010: The Borough of Christchurch, and the District of East Dorset wards of Ameysford, Ferndown Central, Golf Links, St Leonards and St Ives East, St Leonards and St Ives South, St Leonards and St Ives West, Tricketts Cross, Verwood, West Moors North, West Moors South, and West Parley.
2010-present: The Borough of Christchurch, and the District of East Dorset wards of Ameysford, Ferndown Central, Ferndown Links, Longham, Parley, St Leonards and St Ives East, St Leonards and St Ives West, Stapehill, and West Moors.