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Elstree & Aldenham

Middle area

South Hertsmere. 6,442 people (mid-2024 estimate) in 18 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 18% of people in Elstree & Aldenham live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£635,000
Joint 390th most expensive of 7,259
Worked out by Open Index
Population
6,541
Joint 3,572nd least populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
18%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
76.5%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Elstree & Aldenham

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Elstree & Aldenham at a rate of 68.1 per 1,000 people.

That compares with 89.1 per 1,000 people across Hertsmere.

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 offences128
Anti-social behaviour107
Other crime75
Vehicle crime37
Criminal damage and arson31
Burglary28
Drug offences26
Theft from the person3
Robbery2
Shoplifting2

Source: police.uk, 12 months to August 2026

How Elstree & Aldenham compares

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

Elstree & AldenhamMiddle
Median sale price13 middle areas, Hertsmere · 2025
Median sale price: every middle area in Hertsmere13 areas from £421,250 to £1,082,500. The middle area is £540,000. Elstree & Aldenham is £635,000.
£635,0002nd most expensive
Population13 middle areas, Hertsmere · 2021
Population: every middle area in Hertsmere13 areas from 5,391 to 11,113. The middle area is 7,980. Elstree & Aldenham is 6,541.
6,5412nd least populated
People in radon Affected Area squares13 middle areas, Hertsmere · 2022
People in radon Affected Area squares: every middle area in Hertsmere13 areas from 0.0% to 100.0%. The middle area is 8.0%. Elstree & Aldenham is 18.0%.
18%6th most people in radon Affected Areas
Gigabit broadband coverage13 middle areas, Hertsmere · Jan 2026
Gigabit broadband coverage: every middle area in Hertsmere13 areas from 76.4% to 97.7%. The middle area is 91.2%. Elstree & Aldenham is 76.5%.
76.5%2nd lowest

Is Elstree & Aldenham safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Elstree & Aldenham at a rate of 68.1 per 1,000 people.

That compares with 89.1 per 1,000 people across Hertsmere.

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

In August 2026 alone, 44 cases of crime and anti-social behaviour were recorded in Elstree & Aldenham.

In the 12 months to August 2026, the most common types were violence and sexual offences (128), anti-social behaviour (107) and other crime (75).

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 Hertsmere

These figures are published for the whole of Hertsmere, not for each middle area, so they describe all of Hertsmere and not Elstree & Aldenham alone. See Hertsmere

Average house price
£548,704
Up 1.3% in a year
HM Land Registry · Jul 2026
Median full-time pay
£43,813
68th highest paid of 348
ONS earnings survey · 2025
House price to pay
12.5×
17th least affordable of 348
Worked out by Open Index
Deprivation score
14.1
Joint 81st least deprived of 296
MHCLG · England only
Elstree & Aldenham in brief

The median price paid for a home in Elstree & Aldenham was £635,000 in 2025.

Elstree & Aldenham had 6,541 usual residents at the census.

About 18% of people in Elstree & Aldenham live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Elstree & Aldenham, 76.5% of homes and businesses could get gigabit-capable broadband in January 2026.