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56 castles, fortresses, palaces and ruins within 100 km of the city centre — every one on the interactive map, with photos, distances and directions.
The closest is Southsea Castle, 3 km south of the city centre; the most famous is Windsor Castle — #11 of 8,133 worldwide — 83 km north-east. The oldest dated site in the circle is Maiden Castle, founded 600 BC.
Every one of them stands in England — the country page shows the full national picture.
21 km south-west · Castle
Carisbrooke Castle is a historic motte-and-bailey castle located above, and to the south of, Carisbrooke village centre, on the Isle of Wight,…
4 km north-west · Castle
Portchester Castle is a medieval fortress that was developed within the walls of the Roman Saxon Shore fort of Portus Adurni at Portchester, to the…
3 km south · Castle
Southsea Castle, historically also known as Chaderton Castle, South Castle and Portsea Castle, is an artillery fort originally constructed by Henry…
4 km south · Fortress
Spitbank Fort or Spitsand Fort or Spit Sand Fort or simply Spit Fort is a sea fort built as a result of the 1859 Royal Commission.
16 km west · Castle
Calshot Castle is an artillery fort constructed by Henry VIII on the Calshot Spit, Hampshire, England, between 1539 and 1540.
21 km north-west · Castle
Netley Castle is a former artillery fort constructed in either 1542 or 1544 by Henry VIII in the village of Netley, Hampshire.
25 km north-west · Ruin
Southampton Castle was located in the town of Southampton in Hampshire, England.
6 km south · Fortress
Horse Sand Fort or Horse Sands Fort is one of the larger Royal Commission sea forts in the Solent off Portsmouth, Hampshire, England.
7 km south · Fortress
No Man's Land Fort, also referred to as No Man's Fort, is a sea fort in the Solent, near Portsmouth, England.
7 km north-west · Fortress
Fort Nelson, in the civil parish of Boarhunt in the English county of Hampshire, is one of five defensive forts built on the summit of Portsdown Hill…
5 km west · Fortress
Fort Brockhurst is one of the Palmerston Forts, in Gosport, England, and a scheduled monument. It is now an English Heritage property.
38 km east · Castle · #156 worldwide
Arundel Castle is a restored and remodelled medieval castle in Arundel, West Sussex, England.
60 km north-west · Ruin
Old Sarum, in Wiltshire, South West England, is the ruined and deserted site of the earliest settlement of Salisbury.
33 km north-west · Castle
Winchester Castle was a royal residence in Winchester, Hampshire, England, founded in 1067 by William the Conqueror.
34 km west · Castle
Hurst Castle is an artillery fort established by Henry VIII on the Hurst Spit in Hampshire, England, between 1541 and 1544.
54 km north-west · Palace & château
Longford Castle is a Grade I listed country house on the banks of the River Avon south of Salisbury, Wiltshire, England.
32 km north-west · Ruin
Wolvesey Castle, in Winchester, Hampshire, England, was the main residence of the Bishop of Winchester in the Middle Ages.
31 km west · Castle
Yarmouth Castle is an artillery fort built by Henry VIII in 1547 to protect Yarmouth Harbour on the Isle of Wight from the threat of French attack.
51 km north · Ruin
Odiham Castle is a ruined castle situated near Odiham in Hampshire, United Kingdom.
60 km north-east · Castle
Guildford Castle is in Guildford, Surrey, England. It is thought to have been built by William the Conqueror, or one of his barons, shortly after the…
55 km east · Ruin
The medieval Knepp Castle is to the west of the village of West Grinstead, in the parish of Shipley, West Sussex, England near the River Adur and the…
55 km east · Ruin
Bramber Castle is the ruins of a Norman motte-and-bailey castle, formerly the caput of the large feudal barony of Bramber long held by the Braose…
40 km east · Castle
Amberley Castle stands in the village of Amberley, West Sussex. The castle was erected as a 12th-century manor house and fortified in 1377, giving it…
+ 4 more in this range — every one is on the interactive map.
83 km north-east · Castle · #11 worldwide
Windsor Castle is a royal residence at Windsor in the English county of Berkshire, about 25 miles west of central London.
100 km north-east · Palace & château · #36 worldwide
Kensington Palace is a royal residence situated within Kensington Gardens in the Royal Borough of Kensington and Chelsea in London, England.
85 km north-east · Palace & château · #53 worldwide
Hampton Court Palace is a Grade I listed royal palace in the London Borough of Richmond upon Thames, 12 miles southwest and upstream of central…
67 km east · Palace & château · #133 worldwide
The Royal Pavilion and its surrounding gardens form a Grade I listed former royal residence in Brighton, England.
94 km north-east · Castle · #196 worldwide
Hever Castle is located in the village of Hever, Kent, near Edenbridge, 30 miles south-east of London, England.
61 km north · Palace & château · #292 worldwide
Highclere Castle is a Grade I listed country house built in 1679 and largely renovated during the 1840s, with a park designed by Capability Brown in…
71 km west · Ruin · #351 worldwide
Corfe Castle is a fortification standing above the village of the same name on the Isle of Purbeck peninsula in the English county of Dorset.
93 km north-east · Palace & château
Kew Palace is a British royal palace within the grounds of Kew Gardens on the banks of the River Thames.
91 km north-east · Ruin
Richmond Palace was a Tudor royal residence on the River Thames in England which stood in the sixteenth and seventeenth centuries.
98 km west · Castle
Maiden Castle is an Iron Age hillfort 1.6 mi southwest of Dorchester, in the English county of Dorset.
85 km north-east · Ruin
Nonsuch Palace was a Tudor royal palace, commissioned by Henry VIII in Surrey, England, and on which work began in 1538.
100 km east · Ruin
Pevensey Castle is a medieval castle and former Roman Saxon Shore fort at Pevensey in the English county of East Sussex.
+ 17 more in this range — every one is on the interactive map.
Distances are straight-line from the city centre. City coordinates and population: Wikidata Q72259.
The Castlemap atlas maps 56 landmarks (24 castles · 6 fortresses · 8 palaces & châteaux · 18 ruins) within 100 km of the centre of Portsmouth, measured straight-line — a curated selection of well-documented landmarks, not a count of every fortification ever built.
Southsea Castle, a castle 3 km south of the city centre.
Windsor Castle, ranked #11 of 8,133 worldwide in the atlas's fame ranking — 83 km north-east from Portsmouth.
The oldest dated landmark in the circle is Maiden Castle, founded 600 BC — 98 km west. Earlier structures may have existed; this is the oldest with a documented founding year.
Nearby city guides: Southampton (25 km) · Basingstoke (51 km) · Brighton and Hove (66 km) · Eastbourne (97 km). See also medieval castles · all rankings · castles by country.
