Aberystwyth Population 2026

Aberystwyth has a population of 18,749, making it the #657 biggest city in 🇬🇧 United Kingdom, located in Wales. It is about 478× smaller than London, the country's biggest city.

Location of Aberystwyth (capital London shown for reference). Boundaries: Natural Earth.

Population (city proper)

18,749

Rank in United Kingdom

#657

Coordinates

52.42°N, 4.08°W

~10 m elevation · Europe/London

Distance to capital (London)

289 km

179 miles, straight line

Other big cities in Wales

City	Population	Rank in United Kingdom
Cardiff	372,089	#10
Swansea	300,352	#21
Newport	161,506	#56
Rhondda	69,506	#157
Wrexham	65,692	#166
Buckley	63,576	#175
Tonypandy	62,545	#182
Barry	54,673	#213

Cities near Aberystwyth

Carmarthen15,854 people · ~64 km away
Ammanford23,709 people · ~70 km away
Llanelli49,591 people · ~82 km away
Clydach19,307 people · ~82 km away
Gorseinon20,581 people · ~83 km away
Oswestry18,743 people · ~85 km away

FAQ

What is the population of Aberystwyth?

Aberystwyth has a population of 18,749 (city proper, latest official figure via GeoNames), making it the #657 biggest city in United Kingdom.

What region is Aberystwyth in?

Aberystwyth is located in Wales, United Kingdom.

Is Aberystwyth the capital of United Kingdom?

No, the capital of United Kingdom is London, about 289 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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