Thanks to Planning Resource. Must be one of the smallest State Ownerships in the world for size of country. Of course does include land owned by agencies, such as English Nature and Forestry Commission, The Homes and Communities Agency, legacy Regional Development Agencies and privatised utilities, or the Crown Estate or local government. The Civil Estate is of course separately categorised from the Military Estate.
Nine Elms dominates the figures as the largest and most valuable site.