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Marlborough

Town

Town in Wiltshire, South West.

Marlborough is an ONS built-up area: the land built up as one town, whatever council it is in. Figures for Marlborough 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 68% of people in Marlborough live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£358,500
257th most expensive of 1,092
Worked out by Open Index
Population
8,829
138th least populated of 1,209
ONS Census 2021 · 2021
People in radon Affected Area squares
68%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
85.5%
UK 87.8%
Ofcom · Jan 2026

How Marlborough compares

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

MarlboroughMiddle
Median sale price116 towns, South West · 2025
Median sale price: every town in South West116 areas from £195,000 to £448,750. The middle area is £286,875. Marlborough is £358,500.
£358,50017th most expensive
Population116 towns, South West · 2021
Population: every town in South West116 areas from 7,704 to 425,196. The middle area is 14,963. Marlborough is 8,829.
8,82913th least populated
People in radon Affected Area squares116 towns, South West · 2022
People in radon Affected Area squares: every town in South West116 areas from 0.0% to 100.0%. The middle area is 97.5%. Marlborough is 68.0%.
68%joint 42nd fewest people in radon Affected Areas
Gigabit broadband coverage116 towns, South West · Jan 2026
Gigabit broadband coverage: every town in South West116 areas from 28.0% to 99.0%. The middle area is 89.3%. Marlborough is 85.5%.
85.5%joint 38th lowest

Is Marlborough safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Marlborough at a rate of 58.5 per 1,000 people.

That compares with 83.5 per 1,000 people across South West.

Across England as a whole, the recorded crime rate was 96.3 per 1,000 people.

In August 2026 alone, 50 cases of crime and anti-social behaviour were recorded in Marlborough.

In the 12 months to August 2026, the most common types were violence and sexual offences (135), anti-social behaviour (110) and shoplifting (91).

A year earlier, the recorded crime rate in Marlborough was 55.8 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 Marlborough, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so Marlborough has no single figure. Of its 5 neighbourhoods with a rank:
  • Decile 4: 1 neighbourhood
  • Decile 8: 3 neighbourhoods
  • Decile 10 (England’s least deprived 10%): 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in Marlborough

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Wiltshire 019A2,77143.9 per 1,000898.6%
Wiltshire 019B1,48650.3 per 1,000490.7%
Wiltshire 019C1,098179.4 per 1,000858.5%
Wiltshire 019D1,20514.7 per 1,0001099.1%
Wiltshire 019E2,56841.6 per 1,000879.3%

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 Marlborough1

Middle areas in Marlborough1

Towns near Marlborough6

Marlborough in brief

Marlborough is a town in Wiltshire, South West.

About 8,819 people lived in Marlborough in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £358,500 in 2025 across 142 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 58.5 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in Marlborough was £358,500 in 2025.

Marlborough had 8,829 usual residents at the census.

About 68% of people in Marlborough live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Marlborough, 85.5% of homes and businesses could get gigabit-capable broadband in January 2026.