2010-present: The Borough of Southend-on-Sea wards of Kursaal, Milton, St Luke's, Shoeburyness, Southchurch, Thorpe, Victoria, and West Shoebury, and the District of Rochford wards of Barling and Sutton, Foulness and Great Wakering, and Rochford.
The constituency covers the town of Rochford and the town centre, main seafront and eastern part of Southend-on-Sea, such as Thorpe Bay and Shoeburyness.