You might have heard of county tops, and some websites also list London borough tops, but the ancient subdivisions of a county are its hundreds, as recorded in Domesday Book, and till doomsday means till doomsday. These are the hundred tops within present-day Greater London.
Essex
Becontree Hundred: Cabin Hill
308 feet
London Borough of Redbridge
51.623565, 0.136432
Havering-atte-Bower (royal liberty): Orange Tree Hill
344 feet
London Borough of Havering
51.615974, 0.183370
Waltham Hundred: Pole Hill
299 feet
London Borough of Waltham Forest
51.636424, 0.001443
Kent (Lathe of Sutton-at-Hone)
Blackheath Hundred: Shooter’s Hill
433 feet
Royal Borough of Greenwich
51.470304, 0.069778
Bromley and Beckenham Hundred: Elmstead Wood
279 feet
London Borough of Bromley
51.419924, 0.039179
Little and Lesnes Hundred: Bostall Hill
240 feet
London Borough of Bexley
51.481399, 0.128868
Ruxley Hundred: Westerham Heights
804 feet
London Borough of Bromley
51.289525, 0.058405
Middlesex
Elthorne Hundred: Haste Hill
308 feet
London Borough of Hillingdon
51.597368, -0.418897
Gore Hundred: Stanmore Hill
499 feet
London Borough of Harrow
51.631125, -0.336231
Isleworth Hundred: The Vale (Heston)
115 feet
London Borough of Hounslow
51.486315, -0.384312
Ossulstone Hundred: Hampstead Heath
446 feet
London Borough of Camden
51.561254, -0.180605
Surrey
Brixton Hundred: Westow Hill
361 feet
London Borough of Lambeth
51.419975, -0.078604
Kingston Hundred: King Henry’s Mound
184 feet
London Borough of Richmond-upon-Thames
51.444981, -0.294024
Corrections welcomed.