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St Nicholas and Llancarfan

Ward

South east Vale of Glamorgan. About 2,267 people (mid-2024 estimate) in 47 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in St Nicholas and Llancarfan live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
2,194
Joint 411th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
92.6%
UK 87.8%
Ofcom · Jan 2026
Aged 15 to 64
63.6%
Joint 3,058th highest of 8,397
ONS Census 2021 · 2021

How St Nicholas and Llancarfan compares

Each dot is a ward. The black line marks the middle one.

St Nicholas and LlancarfanMiddle
Population24 wards, Vale of Glamorgan · 2021
Population: every ward in Vale of Glamorgan24 areas from 1,927 to 9,940. The middle area is 5,368. St Nicholas and Llancarfan is 2,194.
2,1944th least populated
People in radon Affected Area squares24 wards, Vale of Glamorgan · 2022
People in radon Affected Area squares: every ward in Vale of Glamorgan24 areas from 5.0% to 100.0%. The middle area is 100.0%. St Nicholas and Llancarfan is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage24 wards, Vale of Glamorgan · Jan 2026
Gigabit broadband coverage: every ward in Vale of Glamorgan24 areas from 59.5% to 100.0%. The middle area is 94.0%. St Nicholas and Llancarfan is 92.6%.
92.6%11th lowest
Aged 15 to 6424 wards, Vale of Glamorgan · 2021
Aged 15 to 64: every ward in Vale of Glamorgan24 areas from 51.0% to 67.0%. The middle area is 60.8%. St Nicholas and Llancarfan is 63.6%.
63.6%joint 5th highest

What is the population of St Nicholas and Llancarfan?

St Nicholas and Llancarfan had 2,194 usual residents at the census.

St Nicholas and Llancarfan is the joint 411th least populated of 8,397 in the UK.

Figures for the whole of Vale of Glamorgan

These figures are published for the whole of Vale of Glamorgan, not for each ward, so they describe all of Vale of Glamorgan and not St Nicholas and Llancarfan alone. See Vale of Glamorgan

Average house price
£300,358
Up 3.2% in a year
HM Land Registry · Aug 2026
Median full-time pay
£38,656
169th highest paid of 348
ONS earnings survey · 2025
House price to pay
7.8×
Joint 140th least affordable of 348
Worked out by Open Index
Population estimate
135,362
No change in a year
ONS population estimates · 2025
St Nicholas and Llancarfan in brief

St Nicholas and Llancarfan had 2,194 usual residents at the census.

About 100% of people in St Nicholas and Llancarfan live in a 1 km square that the radon atlas marks as a radon Affected Area.

In St Nicholas and Llancarfan, 92.6% of homes and businesses could get gigabit-capable broadband in January 2026.

63.6% of residents in St Nicholas and Llancarfan were aged 15 to 64 at the census.