It stands on a man-made mount just to the north of the high street in Lewes, and is constructed from local limestone and flint blocks.

[2] The mottes would originally have been surmounted by wooden palisades but these were replaced with masonry shell keeps at the start of the 12th century.

[1] Soldiers left the castle to engage with Simon de Montfort at the Battle of Lewes in 1264.

[2] When the last of the de Warennes, John, the 7th Earl, died without issue in 1347, he was buried in Lewes Priory.

[2] On 11 November 2019 at 12:22 GMT the first alert was raised that a 10m by 10m section of the curtain wall had collapsed onto an adjacent house and garden.