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Brynmawr

Ward

North east Blaenau Gwent. About 5,470 people (mid-2024 estimate) in 5.7 square kilometres.

Open in map

Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 6% of people in Brynmawr live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
5,250
Joint 2,950th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
6%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
85.9%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
3.8%
UK 3.9%
ONS via Nomis · Aug 2026

How Brynmawr compares

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

BrynmawrMiddle
Population14 wards, Blaenau Gwent · 2021
Population: every ward in Blaenau Gwent14 areas from 3,906 to 6,426. The middle area is 4,551. Brynmawr is 5,250.
5,2504th most populated
People in radon Affected Area squares14 wards, Blaenau Gwent · 2022
People in radon Affected Area squares: every ward in Blaenau Gwent14 areas from 0.0% to 100.0%. The middle area is 45.0%. Brynmawr is 6.0%.
6%4th fewest people in radon Affected Areas
Gigabit broadband coverage14 wards, Blaenau Gwent · Jan 2026
Gigabit broadband coverage: every ward in Blaenau Gwent14 areas from 29.7% to 96.4%. The middle area is 84.9%. Brynmawr is 85.9%.
85.9%7th highest
Claimant rate14 wards, Blaenau Gwent · Aug 2026
Claimant rate: every ward in Blaenau Gwent14 areas from 2.7% to 5.2%. The middle area is 3.9%. Brynmawr is 3.8%.
3.8%joint 5th lowest

Is Brynmawr safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Brynmawr at a rate of 162.2 per 1,000 people.

That compares with 149.1 per 1,000 people across Blaenau Gwent.

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

In August 2026 alone, 89 cases of crime and anti-social behaviour were recorded in Brynmawr.

In the 12 months to August 2026, the most common types were violence and sexual offences (311), anti-social behaviour (198) and other crime (138).

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 Blaenau Gwent

These figures are published for the whole of Blaenau Gwent, not for each ward, so they describe all of Blaenau Gwent and not Brynmawr alone. See Blaenau Gwent

Average house price
£143,243
Up 2.1% in a year
HM Land Registry · Aug 2026
Median full-time pay
£34,797
55th lowest paid of 348
ONS earnings survey · 2025
House price to pay
4.1×
Joint 10th most affordable of 348
Worked out by Open Index
Population estimate
67,593
Down 0.2% in a year
ONS population estimates · 2025
Brynmawr in brief

Brynmawr had 5,250 usual residents at the census.

About 6% of people in Brynmawr live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Brynmawr, 85.9% of homes and businesses could get gigabit-capable broadband in January 2026.

In Brynmawr, 3.8% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.