Compare

Sarn

Town

Town in Bridgend, Wales.

Sarn is an ONS built-up area: the land built up as one town, whatever council it is in. Figures for Sarn add up the census output areas (or, for claimants, the neighbourhoods) that sit mostly inside it, so they are close to, but not exactly, the town’s own.

Open in map

Radon Affected Area by town

Worked out by Open Index · 2022

Under 1%90% or more

About 94% of people in Sarn live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£205,100
263rd cheapest of 1,092
Worked out by Open Index
Population
11,867
Joint 345th least populated of 1,209
ONS Census 2021 · 2021
People in radon Affected Area squares
94%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
99.0%
UK 87.8%
Ofcom · Jan 2026

How Sarn compares

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

SarnMiddle
Median sale price76 towns, Wales · 2025
Median sale price: every town in Wales76 areas from £120,000 to £344,000. The middle area is £194,375. Sarn is £205,100.
£205,10027th most expensive
Population76 towns, Wales · 2021
Population: every town in Wales76 areas from 7,546 to 348,511. The middle area is 13,457. Sarn is 11,867.
11,86730th least populated
People in radon Affected Area squares76 towns, Wales · 2022
People in radon Affected Area squares: every town in Wales76 areas from 2.0% to 100.0%. The middle area is 100.0%. Sarn is 94.0%.
94%joint 28th fewest people in radon Affected Areas
Gigabit broadband coverage76 towns, Wales · Jan 2026
Gigabit broadband coverage: every town in Wales76 areas from 55.2% to 99.0%. The middle area is 93.5%. Sarn is 99.0%.
99.0%highest

Is Sarn safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Sarn at a rate of 86.4 per 1,000 people.

That compares with 96.7 per 1,000 people across Wales.

In August 2026 alone, 91 cases of crime and anti-social behaviour were recorded in Sarn.

In the 12 months to August 2026, the most common types were violence and sexual offences (467), other crime (215) and anti-social behaviour (120).

A year earlier, the recorded crime rate in Sarn was 89.0 per 1,000 people.

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.

Deprivation in Sarn, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so Sarn has no single figure. Of its 7 neighbourhoods with a rank:
  • Decile 2: 2 neighbourhoods
  • Decile 4: 1 neighbourhood
  • Decile 5: 1 neighbourhood
  • Decile 7: 1 neighbourhood
  • Decile 8: 2 neighbourhoods

Welsh Index of Multiple Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in Wales.

Neighbourhoods in Sarn

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Bridgend 006A2,38484.9 per 1,000796.0%
Bridgend 006B1,736142.3 per 1,000298.9%
Bridgend 006C1,88536.9 per 1,000899.9%
Bridgend 007A1,68670.0 per 1,000892.0%
Bridgend 007B2,43788.7 per 1,000499.8%
Bridgend 007C1,19873.9 per 1,0002100.0%
Bridgend 007D1,178139.1 per 1,000599.1%

Your MP

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Council1

Postcode districts covering Sarn1

Middle areas in Sarn2

Towns near Sarn6

Sarn in brief

Sarn is a town in Bridgend, Wales.

About 11,993 people lived in Sarn in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £205,100 in 2025 across 187 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 86.4 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in Sarn was £205,100 in 2025.

Sarn had 11,867 usual residents at the census.

About 94% of people in Sarn live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Sarn, 99.0% of homes and businesses could get gigabit-capable broadband in January 2026.