 | North of Hastings, off A28 near Northiam Built in the 14th century, one of the few examples of a castle built for a private citizen.Incapable of being defended against cannonfire, it surrendered when attacked. The Parliamentarians were ordered to dismantle it, so it remained a ruin until partially restored in the 19th century. In 1917 Lord Curzon purchased and restored the castle . It is now owned by the National Trust. more information |
 | North of Bexhill, on A271 Built by Roger de Fiennes, Treasurer to Henry VI, a fortified mansion. Seeing little military action, its main threat was neglectful owners, remaining a ruin until Sir Claude Lowther began restoration. It housed the Royal Observatory from 1949 to 1989, now a conference centre. It is not open to the public, gardens are open on certain days. more information |
 | At Lewes Built by one of William the Conqueror's followers, it has two mottes. Part of the shell keep built on the second mound,1080, survives. Added to in the 14th century, this is the best preserved part of the castle. Damaged in a riot and plundered for building material, in 1733 the property was granted to Thomas Friend. The keep became the property of the Sussex Archeological Society. more information |
 | 4 miles north-east of Eastbourne, off A259 William the Conqueror seized the Roman fort at Pevensey after beating the English at the Battle of Hastings,1066. William consolidated his position by building castles, giving Pevensey to his half-brother. Additions were made in 1100 and in the 13th century. It was often besieged. more information |