Castle · Cardiff · South Glamorgan

Cardiff Castle

Cardiff Castle is a castle in Cardiff. It counts as a scheduled monument. Add National Museum Cardiff, 500 m away, to a visit; it leads 86 places within 15 km.

Photo: Cardiff Castle, Tevfik Teker (CC BY 3.0)

Where

In Cardiff

inside the built-up area

Run by

Cardiff Council

the operator on record

How well known

Top 2%

#107 of 8,556 places we list

Warmest months

May–Sep

highs of 17–21°C

In brief

Castle in Cardiff

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

#107 of the 8,556 museums, castles, gardens and other attractions we list, by how widely it is covered (28 Wikipedias). About ↓

Inside Cardiff

Cardiff Castle is inside Cardiff’s built-up area, with 19 more places to visit within 5 km. Towns near it ↓

Scheduled monument

On the official list of protected heritage; Cardiff has 699 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 Cardiff run May to September, at 17–21°C.

Jan8° / 3°127 mm

Feb9° / 3°93 mm

Mar11° / 4°83 mm

Apr14° / 6°70 mm

May17° / 8°75 mm

Jun20° / 11°74 mm

Jul21° / 13°85 mm

Aug21° / 13°99 mm

Sep19° / 11°84 mm

Oct15° / 8°126 mm

Nov11° / 5°129 mm

Dec9° / 3°137 mm

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

About

Cardiff Castle

Running it is Cardiff Council. There are Wikipedia articles on it in 28 languages.

Cardiff’s listed buildings and monuments →

Type: Castle
Run by: Cardiff Council
Listed: Scheduled monument
Wikipedias: Covered in 28 languages
Town: in Cardiff
Official site: cardiffcastle.com

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

Plan your visit

Entrance fees

EntryA fee is charged

Hours and entry: OpenStreetMap contributors. They change through the year: check its site before you go.

The map

Mapping Cardiff Castle

The orange dot is Cardiff Castle; the numbers are the places near it, as listed below.

Towns near it

Towns a short way from Cardiff Castle

Of these 8 towns, the largest is Cardiff (348,511 people). The towns are in order of distance, its own town first.

1 · It’s in town

Cardiff

348,511 people · 76 places to visit

2 · 3 km south of it

Penarth

28,391 people · 24 places to visit

3 · 4.8 km south of it

Dinas Powis

7,891 people · 19 places to visit

4 · 6.1 km west of it

St Fagans

291 people · 52 places to visit

Compare the 8 towns

Town	Where Cardiff Castle is	People	Places to visit
Cardiff	It’s in town	348,511	76
Penarth	3 km south of it	28,391	24
Dinas Powis	4.8 km south of it	7,891	19
St Fagans	6.1 km west of it	291	52
Broadstreet Common	6.4 km northeast of it	390	3
Wenvoe	7.1 km southwest of it	1,129	49
Tongwynlais	7.2 km northwest of it	1,846	51
Taff's Well	9.3 km northwest of it	3,553	7

Make a day of it

Close to Cardiff Castle

Our list has 86 more within 15 km, among them 3 museums, 2 cathedrals and 2 castles.

MuseumNational Museum Cardiff500 m away · 373K visitors a year 2

CathedralCardiff Metropolitan Cathedral500 m away 3

CathedralLlandaff Cathedral2.9 km away 4CastleCastle · CadwCaerphilly Castle11 km away 5

Big drawMuseumSt Fagans Museum Visitor Centre6.4 km away · 610K visitors a year 6

Castle · CadwCastell Coch7.8 km away 7

Historic houseSaint Fagans Castle6.1 km away 8

MuseumCardiff Story Museum400 m away

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

Planning a visit to Cardiff Castle

Where is Cardiff Castle?

Cardiff Castle is in Cardiff, South Glamorgan, inside the town’s built-up area.

What is Cardiff Castle?

Castle in Cardiff, Wales.

Who runs Cardiff Castle?

Cardiff Council.

When is the best time to visit Cardiff Castle?

May to September are the warmest months in Cardiff, with afternoon highs of 17–21°C (Met Office 1991–2020 averages).

Is Cardiff Castle a listed building?

Yes: scheduled monument.

What else is there to see near Cardiff Castle?

Within 15 km: National Museum Cardiff (500 m), Cardiff Metropolitan Cathedral (500 m), Llandaff Cathedral (2.9 km) and Caerphilly Castle (11 km).

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 (8)

Cardiff Castle: Tevfik Teker, CC BY 3.0, Wikimedia Commons
National Museum Cardiff: Ham II, CC BY-SA 3.0, Wikimedia Commons
Cardiff Metropolitan Cathedral: Ham II, CC BY-SA 4.0, Wikimedia Commons
Llandaff Cathedral: Bill Boaden, CC BY-SA 2.0, Wikimedia Commons
St Fagans Museum Visitor Centre: Sionk, CC BY-SA 4.0, Wikimedia Commons
Castell Coch: Hchc2009, CC BY-SA 4.0, Wikimedia Commons
Saint Fagans Castle: Llywelyn2000, CC BY-SA 4.0, Wikimedia Commons
Cardiff Story Museum: Seth Whales, CC BY-SA 3.0, 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.