# Hertsmere 004B

North Hertsmere. 1,610 people (mid-2024 estimate) in 3.0 square kilometres.

Hertsmere 004B had 1,644 usual residents at the census (ONS Census 2021).

Neighbourhood. Code E01023582. In: [East of England](https://openindex.co.uk/east-of-england) › [Hertsmere](https://openindex.co.uk/hertsmere)

## Key figures

- **Deprivation score: 18.8** (2025). Hertsmere 004B has a deprivation score of 18.8 in the English Indices of Deprivation 2025 (MHCLG). Joint 15,624th most deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025. https://openindex.co.uk/hertsmere/neighbourhood/e01023582#f-imd-2025-score
- **Median sale price: £560,000** (2025). The median price paid for a home in Hertsmere 004B was £560,000 in 2025. Joint 3,355th most expensive of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/hertsmere/neighbourhood/e01023582#f-house-sales-median-price
- **Population: 1,644** (2021). Hertsmere 004B had 1,644 usual residents at the census (ONS Census 2021). Joint 15,998th most populated of 46,844. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/hertsmere/neighbourhood/e01023582#f-population
- **Gigabit broadband coverage: 89.3%** (January 2026). In Hertsmere 004B, 89.3% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/hertsmere/neighbourhood/e01023582#f-gigabit-coverage

## On the map

- [Deprivation by neighbourhood](https://openindex.co.uk/map/deprivation-england?place=E01023582) (English Indices of Deprivation 2025): In the English Indices of Deprivation 2025, Hertsmere 004B is in decile 5.
- [Sales per year by neighbourhood](https://openindex.co.uk/map/house-sales-per-year?place=E01023582) (Worked out by Open Index · 2025): 17 homes were sold in Hertsmere 004B in 2025.
- [Crime and ASB by neighbourhood](https://openindex.co.uk/map/recorded-crime?place=E01023582) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for Hertsmere 004B.
- [Population by neighbourhood](https://openindex.co.uk/map/population?place=E01023582) (Census 2021, England and Wales): Hertsmere 004B had 1,644 usual residents at the census.

## How Hertsmere 004B compares

Each neighbourhood against every other neighbourhood the measure covers.

| Measure | Hertsmere 004B | Rank | Compared with |
| --- | --- | --- | --- |
| Deprivation score | 18.8 | joint 19th most deprived | 63 neighbourhoods, Hertsmere · 2025 |
| Median sale price | £560,000 | 26th most expensive | 53 neighbourhoods, Hertsmere · 2025 |
| Population | 1,644 | joint 22nd least populated | 63 neighbourhoods, Hertsmere · 2021 |
| Gigabit broadband coverage | 89.3% | joint 20th lowest | 63 neighbourhoods, Hertsmere · Jan 2026 |

## Is Hertsmere 004B safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Hertsmere 004B at a rate of 73.9 per 1,000 people.
That compares with 125.7 per 1,000 people across Shenley & South Mimms.
Across England as a whole, the recorded crime rate was 96.3 per 1,000 people.
In August 2026 alone, 16 cases of crime and anti-social behaviour were recorded in Hertsmere 004B.
In the 12 months to August 2026, the most common types were violence and sexual offences (43), anti-social behaviour (35) and other crime (19).
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 neighbourhood, so they describe all of Hertsmere and not Hertsmere 004B alone. [See Hertsmere](https://openindex.co.uk/hertsmere)

- **Average house price: £553,008** (August 2026). Hertsmere’s average house price was £553,008 in August 2026 (HM Land Registry). Up 1.5% in a year. Source: UK House Price Index, August 2026. Published 21 October 2026.
- **Median full-time pay: £43,813** (2025). Full-time workers living in Hertsmere earned a median of £43,813 in 2025 (ONS earnings survey). 68th highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 12.6×** (2025). A home in Hertsmere costs 12.6 times local full-time pay. Joint 17th least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 21 October 2026.
- **Population estimate: 110,242** (2025). Hertsmere’s population was an estimated 110,242 in mid-2025 (ONS population estimates). Up 0.2% in a year. Source: Mid-year population estimates, 2025. Published 1 October 2026.

## Hertsmere 004B in brief

Hertsmere 004B has a deprivation score of 18.8 in the English Indices of Deprivation 2025.
The median price paid for a home in Hertsmere 004B was £560,000 in 2025.
Hertsmere 004B had 1,644 usual residents at the census.
In Hertsmere 004B, 89.3% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Neighbourhood
- Code: E01023582
- Middle area: [Shenley & South Mimms](https://openindex.co.uk/hertsmere/shenley-and-south-mimms)
- Ward: [Shenley †](https://openindex.co.uk/hertsmere/ward/shenley)
- Postcode district: [WD7 †](https://openindex.co.uk/postcode/wd7)
- Postcode area: [WD †](https://openindex.co.uk/postcode/wd)
- Constituency: [Hertsmere †](https://openindex.co.uk/constituency/hertsmere)
- Council: [Hertsmere](https://openindex.co.uk/hertsmere)
- Region: [East of England](https://openindex.co.uk/east-of-england)
- Nation: [England](https://openindex.co.uk/england)
- Area: 3.04 km²
- People, mid-2024: 1,610
- Output areas: 5

† Best fit: the ward, postcode district, postcode area and constituency this neighbourhood mostly lies in. Its edges do not follow theirs.

## Next door

[Hertsmere 004C](https://openindex.co.uk/hertsmere/neighbourhood/e01023583), [Hertsmere 004A](https://openindex.co.uk/hertsmere/neighbourhood/e01023581), [Hertsmere 005A](https://openindex.co.uk/hertsmere/neighbourhood/e01023523), [St Albans 019C](https://openindex.co.uk/st-albans/neighbourhood/e01023720), [St Albans 018E](https://openindex.co.uk/st-albans/neighbourhood/e01023708)

## Latest updates for Hertsmere 004B

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/E01023582

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/hertsmere/neighbourhood/e01023582, or to one figure with its anchor, https://openindex.co.uk/hertsmere/neighbourhood/e01023582#f-imd-2025-score.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/hertsmere/neighbourhood/e01023582