Castle · Swansea · West Glamorgan

Swansea Castle

Swansea Castle is a castle in Swansea. Officially, it is a scheduled monument. Within 15 km there are 38 more places to visit, starting with St Joseph's Cathedral (1.4 km).

Photo: Swansea Castle, Tiia Monto (CC BY-SA 4.0)

Where

In Swansea

inside the built-up area

Run by

Cadw

a national heritage body

How well known

Top 6%

#465 of 8,556 places we list

Warmest months

Jun–Sep

highs of 18–21°C

In brief

Castle in Swansea

One of the best-known places to visit in England, Scotland, Wales and Northern Ireland

#465 of the 8,556 museums, castles, gardens and other attractions we list, by how widely it is covered (11 Wikipedias). About ↓

Inside Swansea

Swansea Castle is inside Swansea’s built-up area, with 20 more places to visit within 5 km. Towns near it ↓

Cared for by Cadw

One of the places Cadw looks after; members usually get in free. About ↓

Scheduled monument

On the official list of protected heritage; Swansea has 310 listed buildings in all, on its History page. About ↓

Written from OpenStreetMap, Wikidata, the ONS built-up areas and Met Office 1991–2020 averages.

When to go

How the seasons run

The warmest afternoons in Swansea run June to September, at 18–21°C.

Jan8° / 3°140 mm

Feb9° / 3°100 mm

Mar10° / 4°92 mm

Apr13° / 6°77 mm

May16° / 8°77 mm

Jun19° / 11°83 mm

Jul21° / 13°97 mm

Aug20° / 13°109 mm

Sep18° / 11°101 mm

Oct15° / 8°145 mm

Nov11° / 6°150 mm

Dec9° / 4°147 mm

Green months are the warmest. Typical afternoon highs and night lows in Swansea, and rain in a month. Met Office HadUK-Grid 1991–2020 averages for Swansea. Opening times change through the year: check before you go. Swansea’s full climate →

About

Swansea Castle

Upkeep is seen to by Cadw. Its Wikipedia coverage spans 11 languages.

Swansea’s listed buildings and monuments →

Type: Castle
Run by: Cadw
Listed: Scheduled monument
Wikipedias: Covered in 11 languages
Town: in Swansea
Official site: cadw.gov.wales/visit/places-to-visit/swansea-castle

Facts: Wikidata (CC0) and OpenStreetMap (© OpenStreetMap contributors).

The map

Mapping Swansea Castle

Each numbered point is one of the places listed below; Swansea Castle is the orange one.

Towns near it

Towns around Swansea Castle, by distance

Of these 8 towns, the largest is Swansea (170,090 people). The towns are in order of distance, its own town first.

1 · It’s in town

Swansea

170,090 people · 33 places to visit

2 · 4.9 km west of it

Gowerton

7,447 people · 15 places to visit

3 · 6.1 km east of it

Llandarcy

117 people · 6 places to visit

4 · 6.9 km west of it

Dunvant

1,732 people · 9 places to visit

Compare the 8 towns

Town	Where Swansea Castle is	People	Places to visit
Swansea	It’s in town	170,090	33
Gowerton	4.9 km west of it	7,447	15
Llandarcy	6.1 km east of it	117	6
Dunvant	6.9 km west of it	1,732	9
Upper Killay	6.9 km west of it	937	9
Penllergaer	7.3 km northwest of it	3,578	5
Tircoed	7.7 km northwest of it	909	2
Bishopston	8.3 km southwest of it	3,533	11

Make a day of it

Beyond Swansea Castle

Within 15 km you can add 3 museums, 2 castles and a cathedral.

CathedralSt Joseph's Cathedral1.4 km away 2

MuseumNational Waterfront Museum500 m away 3

MuseumGlynn Vivian Art Gallery400 m away 4

ZooPlantasia300 m away 5

MuseumSwansea Museum400 m away 6

CastleOystermouth Castle6.4 km away 7

Water parkLC Waterpark400 m away 8

Castle · CadwLoughor Castle10 km away

Within 15 km, close and well known first. Numbers match the map.

A visit to Swansea Castle: questions

Where is Swansea Castle?

Swansea Castle is in Swansea, West Glamorgan, inside the town’s built-up area.

What is Swansea Castle?

Castle in Swansea, Wales.

Who runs Swansea Castle?

Cadw, so members usually get in free; check opening times before you go.

When is the best time to visit Swansea Castle?

June to September are the warmest months in Swansea, with afternoon highs of 18–21°C (Met Office 1991–2020 averages).

Is Swansea Castle a listed building?

Yes: scheduled monument.

What else is there to see near Swansea Castle?

Within 15 km: St Joseph's Cathedral (1.4 km), National Waterfront Museum (500 m), Glynn Vivian Art Gallery (400 m) and Plantasia (300 m).

Places: OpenStreetMap (© OpenStreetMap contributors, Open Database Licence) and Wikidata (CC0), placed in the ONS 2022 built-up area (Open Government Licence v3.0). Visitor counts are the latest Wikidata gives, with their year.

Photos: each place’s Wikidata image, from Wikimedia Commons under the licence below (our copy, resized).

Photo credits (9)

Swansea Castle: Tiia Monto, CC BY-SA 4.0, Wikimedia Commons
St Joseph's Cathedral: Saint_Josephs_Cathedral_swansea.JPG: Wiccasha derivative work: Rabanus Flavus, Public domain, Wikimedia Commons
National Waterfront Museum: Reading Tom from Reading, UK, CC BY 2.0, Wikimedia Commons
Glynn Vivian Art Gallery: Sionk, CC BY-SA 3.0, Wikimedia Commons
Plantasia: David Luther Thomas, CC BY-SA 2.0, Wikimedia Commons
Swansea Museum: Jaggery, CC BY-SA 2.0, Wikimedia Commons
Oystermouth Castle: Jennifer Luther Thomas, CC BY-SA 2.0, Wikimedia Commons
LC Waterpark: John Grayson, CC BY-SA 2.0, Wikimedia Commons
Loughor Castle: Nigel Davies, CC BY-SA 2.0, Wikimedia Commons

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.