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Thornbury South

Middle area

The north of the South Gloucestershire. 7,026 people (mid-2024 estimate) in 14 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 93% of people in Thornbury South live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£347,500
Joint 2,680th most expensive of 7,259
Worked out by Open Index
Population
6,721
Joint 3,839th least populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
93%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
85.2%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Thornbury South

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Thornbury South at a rate of 82.3 per 1,000 people.

That compares with 77.4 per 1,000 people across South Gloucestershire.

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 offences244
Other crime94
Anti-social behaviour92
Shoplifting49
Criminal damage and arson37
Burglary30
Vehicle crime17
Robbery13
Drug offences2
Theft from the person0

Source: police.uk, 12 months to August 2026

How Thornbury South compares

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

Thornbury SouthMiddle
Median sale price34 middle areas, South Gloucestershire · 2025
Median sale price: every middle area in South Gloucestershire34 areas from £275,750 to £480,000. The middle area is £347,500. Thornbury South is £347,500.
£347,500joint 17th most expensive
Population34 middle areas, South Gloucestershire · 2021
Population: every middle area in South Gloucestershire34 areas from 6,219 to 12,709. The middle area is 8,266. Thornbury South is 6,721.
6,7218th least populated
People in radon Affected Area squares34 middle areas, South Gloucestershire · 2022
People in radon Affected Area squares: every middle area in South Gloucestershire34 areas from 13.0% to 100.0%. The middle area is 100.0%. Thornbury South is 93.0%.
93%9th fewest people in radon Affected Areas
Gigabit broadband coverage34 middle areas, South Gloucestershire · Jan 2026
Gigabit broadband coverage: every middle area in South Gloucestershire34 areas from 41.2% to 99.5%. The middle area is 91.5%. Thornbury South is 85.2%.
85.2%7th lowest

Is Thornbury South safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Thornbury South at a rate of 82.3 per 1,000 people.

That compares with 77.4 per 1,000 people across South Gloucestershire.

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

In August 2026 alone, 37 cases of crime and anti-social behaviour were recorded in Thornbury South.

In the 12 months to August 2026, the most common types were violence and sexual offences (244), other crime (94) and anti-social behaviour (92).

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 South Gloucestershire

These figures are published for the whole of South Gloucestershire, not for each middle area, so they describe all of South Gloucestershire and not Thornbury South alone. See South Gloucestershire

Average house price
£335,572
Up 1.0% in a year
HM Land Registry · Aug 2026
Median full-time pay
£40,731
125th highest paid of 348
ONS earnings survey · 2025
House price to pay
8.2×
Joint 120th least affordable of 348
Worked out by Open Index
Deprivation score
11.6
43rd least deprived of 296
MHCLG · England only
Thornbury South in brief

The median price paid for a home in Thornbury South was £347,500 in 2025.

Thornbury South had 6,721 usual residents at the census.

About 93% of people in Thornbury South live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Thornbury South, 85.2% of homes and businesses could get gigabit-capable broadband in January 2026.