# WD23 1LZ: area report for a postcode in Hertsmere

WD23 1LZ is a postcode in Hertsmere.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Hertsmere. Open the map at WD23 1LZ for neighbourhoods and points.

In: [Hertsmere](https://openindex.co.uk/hertsmere) › [WD23](https://openindex.co.uk/postcode/wd23) › [WD23 1](https://openindex.co.uk/postcode/wd23-1)

## Around this postcode

- **6 crimes within 500 m**: August, down 40% on July. Hertsmere 013C: 44 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=-0.3438,51.6321,WD231LZ
- **Carpenders Park, 2.9 km**: About 37 minutes on foot. (Exact point) https://openindex.co.uk/map/stations?around=-0.3438,51.6321,WD231LZ
- **3 schools within 800 m**: Nearest is 150 m away. (Exact point) https://openindex.co.uk/map/schools?around=-0.3438,51.6321,WD231LZ
- **No property in WD23 1LZ listed at risk of flooding**: From rivers or the sea, with flood defences, in the Environment Agency's assessment. (Postcode) https://openindex.co.uk/map/flood-risk-by-postcode?around=-0.3438,51.6321,WD231LZ
- **England’s least deprived 10%**: This neighbourhood, Hertsmere 013C. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=-0.3438,51.6321,WD231LZ
- **£548,704 average price**: For the whole of Hertsmere, July 2026. (Council) https://openindex.co.uk/map/house-prices?around=-0.3438,51.6321,WD231LZ
- **1 GP practice within 1 km**: Nearest is 290 m away. (Postcode) https://openindex.co.uk/map/gp-practices?around=-0.3438,51.6321,WD231LZ
- **3 supermarkets within 1 km**: Nearest is 260 m away. (Exact point) https://openindex.co.uk/map/supermarkets?around=-0.3438,51.6321,WD231LZ
- **Gigabit broadband for every home and business at WD23 1LZ**: Superfast for 100%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=-0.3438,51.6321,WD231LZ
- **Low road and rail noise at WD23 1LZ**: Road under 40 dB or not modelled, rail under 40 dB or not modelled (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=-0.3438,51.6321,WD231LZ
- **Not in a radon Affected Area**: Under 1% of homes in this 1 km square are estimated to be at or above the radon Action Level. (1 km grid) https://openindex.co.uk/map/radon?around=-0.3438,51.6321,WD231LZ
- **11.8 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=-0.3438,51.6321,WD231LZ

## Nearest schools

| School | Phase | Distance | Ofsted | Results |
| --- | --- | --- | --- | --- |
| [Hartsbourne Primary School](https://openindex.co.uk/school/hartsbourne-primary-school-e145256) | Primary | 150 m (2 minutes on foot) | Good (overall), April 2024 | 73% met the expected standard at KS2 (2024/25) |
| [Bushey Heath Primary School](https://openindex.co.uk/school/bushey-heath-primary-school-e117088) | Primary | 560 m (7 minutes on foot) | Outstanding (overall), January 2024 | 83% met the expected standard at KS2 (2024/25) |
| [Avanti House Primary School](https://openindex.co.uk/school/avanti-house-primary-school-e145142) | Primary | 640 m (8 minutes on foot) | Improved significantly, May 2025 | 87% met the expected standard at KS2 (2024/25) |
| [Merry Hill Infant School and Nursery](https://openindex.co.uk/school/merry-hill-infant-school-and-nursery-e117090) | Primary | 1 km (13 minutes on foot) | Good (overall), December 2023 | – |
| [Immanuel College](https://openindex.co.uk/school/immanuel-college-e117657) | Independent | 1.2 km (15 minutes on foot) | Not in Ofsted's state-funded schools file | – |
| [Ashfield Junior School](https://openindex.co.uk/school/ashfield-junior-school-e117391) | Primary | 1.2 km (15 minutes on foot) | Good (overall), June 2023 | 75% met the expected standard at KS2 (2024/25) |
| [St Margaret's School](https://openindex.co.uk/school/st-margarets-school-e117606) | Independent | 1.4 km (18 minutes on foot) | Not in Ofsted's state-funded schools file | – |
| [Bentley Wood High School](https://openindex.co.uk/school/bentley-wood-high-school-e137178) | Secondary | 1.8 km (23 minutes on foot) | Outstanding (overall), November 2023 | Attainment 8 of 56.6 (2025/26, provisional) |

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| March 2025 | £2,085,000 | Detached, established, freehold | 10 m |
| January 2025 | £350,000 | Flat or maisonette, established, leasehold | 170 m |
| August 2026 | £1,860,000 | Detached, established, freehold | 190 m |
| November 2025 | £1,375,000 | Detached, established, freehold | 190 m |
| June 2026 | £365,000 | Flat or maisonette, established, leasehold | 240 m |
| February 2024 | £375,000 | Flat or maisonette, established, leasehold | 240 m |
| December 2023 | £375,000 | Flat or maisonette, established, leasehold | 240 m |
| March 2025 | £865,000 | Detached, established, freehold | 260 m |

## Within 1 km

- GP practices: LITTLE BUSHEY SURGERY (290 m)
- Pharmacies: LISTER CHEMIST (290 m); THE HEATH PHARMACY (350 m)
- Dental practices: THE DENTAL SURGERY (350 m); WHITE HOUSE DENTAL (450 m)
- Supermarkets: Tesco Bushey Heath Esso Express (260 m, Tesco); Budgens Bushey (300 m, Budgens); Morrisons Daily Watford (360 m, Morrisons)

## Key figures

- **Average house price: £548,704** (July 2026). Hertsmere’s average house price was £548,704 in July 2026 (HM Land Registry). Up 1.3% in a year. Source: UK House Price Index, July 2026. Published 16 September 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: 12.5×** (2025). A home in Hertsmere costs 12.5 times local full-time pay. 17th least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 16 September 2026.
- **Deprivation score: 14.1** (2025). Hertsmere has a deprivation score of 14.1 in the English Indices of Deprivation 2025 (MHCLG). Joint 81st least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Hertsmere 013C (Neighbourhood)

- **Deprivation score: 2.3** (2025). Hertsmere 013C has a deprivation score of 2.3 in the English Indices of Deprivation 2025 (MHCLG). Joint 488th least deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Median sale price: £960,000** (2025). The median price paid for a home in Hertsmere 013C was £960,000 in 2025. Joint 506th most expensive of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 1,777** (2021). Hertsmere 013C had 1,777 usual residents at the census (ONS Census 2021). Joint 10,642nd 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.
- **Gigabit broadband coverage: 92.0%** (January 2026). In Hertsmere 013C, 92.0% 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.

## WD23 (Postcode district)

- **Median sale price: £552,500** (2025). The median price paid for a home in WD23 was £552,500 in 2025. Joint 194th most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 28,389** (2021). WD23 had 28,389 usual residents at the census (ONS Census 2021). 1,003rd most populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026.
- **People in radon Affected Area squares: 37%** (2022). About 37% of people in WD23 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022.
- **Gigabit broadband coverage: 92.8%** (January 2026). In WD23, 92.8% 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.

## About

- Type: Postcode
- Council: [Hertsmere](https://openindex.co.uk/hertsmere)
- Centre: 51.6321, -0.3438

Council: [Hertsmere](https://openindex.co.uk/hertsmere) (District, 100%).

## Your MP

- [Hertsmere](https://openindex.co.uk/constituency/hertsmere): Sir Oliver Dowden (Conservative), MP since July 2024.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Sources

- [Street-level crime](https://openindex.co.uk/sources/street-crime), August 2026 (Map point)
- [Rail and Tube stations](https://openindex.co.uk/sources/stations), 2024/25 (Exact point)
- [Schools](https://openindex.co.uk/sources/schools) (Exact point)
- [Flood risk by postcode](https://openindex.co.uk/sources/flood-risk-by-postcode), June 2026 (Postcode)
- [English Indices of Deprivation 2025](https://openindex.co.uk/sources/deprivation-england), 2025 (Neighbourhood)
- [Average house price](https://openindex.co.uk/sources/house-prices), July 2026 (Council)
- [GP practices](https://openindex.co.uk/sources/gp-practices) (Postcode)
- [Supermarkets](https://openindex.co.uk/sources/supermarkets) (Exact point)
- [Broadband by postcode](https://openindex.co.uk/sources/broadband-by-postcode), January 2026 (Postcode)
- [Road and rail noise by postcode](https://openindex.co.uk/sources/noise-by-postcode), 2021 (Postcode)
- [Radon potential](https://openindex.co.uk/sources/radon) (1 km grid)
- [Nitrogen dioxide (NO2)](https://openindex.co.uk/sources/nitrogen-dioxide), 2025 (1 km grid)

On the map: https://openindex.co.uk/map/sold-prices?around=-0.3438,51.6321,WD231LZ

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/wd23-1lz.

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 2026.10.8, https://doi.org/10.5281/zenodo.23508850. The HTML page: https://openindex.co.uk/postcode/wd23-1lz