According to the 2001 census the civil parish of Rochford, which includes the town proper, and London Southend Airport, had a population of 7,610, increasing to 8,471 at the 2011 Census.
Segundo o censo de 2001 a parroquia civil de Rochford, que abrangue a propia vila e o Aeroporto de Londres-Southend, tiña unha poboación de 7 610 habitantes, que aumentaron a 8 471 no censo de 2011.