The 1841 population was 1,618
Seal fell within the Hundred of Codsheth. Its 19th century Registration District & Poor Law Union was Sevenoaks.
Probate Jurisdiction was Rochester to 1845, PCC 1846-57.
Seal included the hamlets of Seal Chart, Underriver and Godden Green.
See NWKFHS publications West Kent Sources and School Records for further information.