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Barry Island

Middle area

South east Vale of Glamorgan. 11,925 people (mid-2024 estimate) in 5.5 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in Barry Island live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£230,000
Joint 2,193rd cheapest of 7,259
Worked out by Open Index
Population
11,039
582nd most populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
94.5%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Barry Island

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Barry Island at a rate of 123.0 per 1,000 people.

That compares with 73.3 per 1,000 people across Vale of Glamorgan.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Recorded by police, 12 months to August 2026
Kind of crimeRecorded
Violence and sexual offences479
Shoplifting303
Other crime274
Anti-social behaviour201
Criminal damage and arson91
Drug offences37
Vehicle crime37
Burglary24
Robbery14
Theft from the person7

Source: police.uk, 12 months to August 2026

How Barry Island compares

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

Barry IslandMiddle
Median sale price15 middle areas, Vale of Glamorgan · 2025
Median sale price: every middle area in Vale of Glamorgan15 areas from £190,000 to £499,950. The middle area is £295,000. Barry Island is £230,000.
£230,0004th cheapest
Population15 middle areas, Vale of Glamorgan · 2021
Population: every middle area in Vale of Glamorgan15 areas from 5,301 to 11,638. The middle area is 8,766. Barry Island is 11,039.
11,0392nd most populated
People in radon Affected Area squares15 middle areas, Vale of Glamorgan · 2022
People in radon Affected Area squares: every middle area in Vale of Glamorgan15 areas from 10.0% to 100.0%. The middle area is 100.0%. Barry Island is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage15 middle areas, Vale of Glamorgan · Jan 2026
Gigabit broadband coverage: every middle area in Vale of Glamorgan15 areas from 67.4% to 99.6%. The middle area is 95.6%. Barry Island is 94.5%.
94.5%7th lowest

Is Barry Island safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Barry Island at a rate of 123.0 per 1,000 people.

That compares with 73.3 per 1,000 people across Vale of Glamorgan.

Across Wales as a whole, the recorded crime rate was 96.7 per 1,000 people.

In August 2026 alone, 143 cases of crime and anti-social behaviour were recorded in Barry Island.

In the 12 months to August 2026, the most common types were violence and sexual offences (479), shoplifting (303) and other crime (274).

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Figures for the whole of Vale of Glamorgan

These figures are published for the whole of Vale of Glamorgan, not for each middle area, so they describe all of Vale of Glamorgan and not Barry Island 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
Barry Island in brief

The median price paid for a home in Barry Island was £230,000 in 2025.

Barry Island had 11,039 usual residents at the census.

About 100% of people in Barry Island live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Barry Island, 94.5% of homes and businesses could get gigabit-capable broadband in January 2026.