# CM23 3QJ: area report for a postcode in East Hertfordshire

CM23 3QJ is a postcode in East Hertfordshire.

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 East Hertfordshire. Open the map at CM23 3QJ for neighbourhoods and points.

In: [East Hertfordshire](https://openindex.co.uk/east-hertfordshire) › [CM23](https://openindex.co.uk/postcode/cm23) › [CM23 3](https://openindex.co.uk/postcode/cm23-3)

## Around this postcode

- **26 crimes within 500 m**: August, down 10% on July. East Hertfordshire 007E: 89 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=0.1509,51.8653,CM233QJ
- **Bishops Stortford, 970 m**: About 12 minutes on foot. (Exact point) https://openindex.co.uk/map/stations?around=0.1509,51.8653,CM233QJ
- **6 schools within 800 m**: Nearest is 290 m away. (Exact point) https://openindex.co.uk/map/schools?around=0.1509,51.8653,CM233QJ
- **No property in CM23 3QJ 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=0.1509,51.8653,CM233QJ
- **England’s most deprived 30%**: This neighbourhood, East Hertfordshire 007E. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=0.1509,51.8653,CM233QJ
- **£457,417 average price**: For the whole of East Hertfordshire, July 2026. (Council) https://openindex.co.uk/map/house-prices?around=0.1509,51.8653,CM233QJ
- **2 GP practices within 1 km**: Nearest is 710 m away. (Postcode) https://openindex.co.uk/map/gp-practices?around=0.1509,51.8653,CM233QJ
- **8 supermarkets within 1 km**: Nearest is 470 m away. (Exact point) https://openindex.co.uk/map/supermarkets?around=0.1509,51.8653,CM233QJ
- **Gigabit broadband for every home and business at CM23 3QJ**: Superfast for 100%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=0.1509,51.8653,CM233QJ
- **Low road and rail noise at CM23 3QJ**: Road 50 dB, rail under 40 dB or not modelled (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=0.1509,51.8653,CM233QJ
- **In a radon Affected Area, class 2 of 6**: 1% to 3% 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=0.1509,51.8653,CM233QJ
- **11.0 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=0.1509,51.8653,CM233QJ

## Nearest schools

| School | Phase | Distance | Ofsted | Results |
| --- | --- | --- | --- | --- |
| [St Joseph's Catholic Primary School B/S](https://openindex.co.uk/school/st-josephs-catholic-primary-school-b-s-e148491) | Primary | 290 m (4 minutes on foot) | Good (overall), December 2022 | 66% met the expected standard at KS2 (2024/25) |
| [St Michael's Church of England Primary School](https://openindex.co.uk/school/st-michaels-church-of-england-primary-school-e117426) | Primary | 450 m (6 minutes on foot) | Standards maintained, January 2025 | 68% met the expected standard at KS2 (2024/25) |
| [Windhill21](https://openindex.co.uk/school/windhill21-e141851) | Primary | 540 m (7 minutes on foot) | Standards maintained, March 2025 | 70% met the expected standard at KS2 (2024/25) |
| [White Trees Independent School](https://openindex.co.uk/school/white-trees-independent-school-e140655) | Special | 590 m (7 minutes on foot) | No outcome in Ofsted's file | – |
| [St Mary's Catholic School](https://openindex.co.uk/school/st-marys-catholic-school-e148499) | Secondary | 600 m (8 minutes on foot) | Graded inspection, October 2024: no overall grade | Attainment 8 of 56.8 (2025/26, provisional) |
| [Bishop's Stortford College](https://openindex.co.uk/school/bishops-stortford-college-e117605) | Independent | 780 m (10 minutes on foot) | Not in Ofsted's state-funded schools file | – |
| [Manor Fields Primary School](https://openindex.co.uk/school/manor-fields-primary-school-e144960) | Primary | 950 m (12 minutes on foot) | Report card, June 2026: safeguarding met | 80% met the expected standard at KS2 (2024/25) |
| [Richard Whittington Primary School](https://openindex.co.uk/school/richard-whittington-primary-school-e151078) | Primary | 1 km (12 minutes on foot) | School remains Good, November 2019 | 80% met the expected standard at KS2 (2024/25) |

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| December 2023 | £435,000 | Semi-detached, established, freehold | 10 m |
| December 2023 | £450,000 | Semi-detached, established, freehold | 50 m |
| February 2024 | £405,000 | Semi-detached, established, freehold | 140 m |
| June 2025 | £375,440 | Terraced, established, freehold | 160 m |
| July 2025 | £437,500 | Semi-detached, established, freehold | 180 m |
| March 2026 | £765,000 | Semi-detached, established, freehold | 210 m |
| August 2026 | £412,000 | Semi-detached, established, freehold | 210 m |
| August 2023 | £415,000 | Semi-detached, established, freehold | 220 m |

## Within 1 km

- Stations: Bishops Stortford (970 m, 12 minutes on foot)
- GP practices: SOUTH STREET SURGERY (710 m); CHURCH STREET PARTNERSHIP (760 m)
- Pharmacies: TRINITY PHARMACY (720 m); BOOTS (810 m); ALLIED PHARMACY THORLEY (860 m)
- Dental practices: SOUTH STREET (DENTAL SURGERY) (720 m); THE DENTIST (740 m); SMILE AND WELLBEING DENTAL (760 m); THORLEY DENTAL PRACTICE (860 m); BARRETT HOUSE DENTAL CENTRE (950 m)
- Supermarkets: Tesco Havers Ln Express (470 m, Tesco); Tesco Bishop's Stortford South St Express (750 m, Tesco); Spar - Bishops Storford (820 m, Spar); M&S Bishops Stortford (830 m, Marks and Spencer); Sainsburys Bishops Stortford (910 m, Sainsburys)

## Key figures

- **Average house price: £457,417** (July 2026). East Hertfordshire’s average house price was £457,417 in July 2026 (HM Land Registry). Up 3.7% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £52,184** (2025). Full-time workers living in East Hertfordshire earned a median of £52,184 in 2025 (ONS earnings survey). 8th highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 8.8×** (2025). A home in East Hertfordshire costs 8.8 times local full-time pay. Joint 96th 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: 9.8** (2025). East Hertfordshire has a deprivation score of 9.8 in the English Indices of Deprivation 2025 (MHCLG). Joint 19th least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## East Hertfordshire 007E (Neighbourhood)

- **Deprivation score: 28.1** (2025). East Hertfordshire 007E has a deprivation score of 28.1 in the English Indices of Deprivation 2025 (MHCLG). Joint 9,229th most deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Population: 1,327** (2021). East Hertfordshire 007E had 1,327 usual residents at the census (ONS Census 2021). Joint 15,432nd least 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: 96.5%** (January 2026). In East Hertfordshire 007E, 96.5% 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.
- **Claimant rate: 3.3%** (August 2026). In East Hertfordshire 007E, 3.3% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026 (ONS via Nomis). UK 3.9%. Source: Claimant count (Nomis), August 2026. Published 15 September 2026.

## CM23 (Postcode district)

- **Median sale price: £437,500** (2025). The median price paid for a home in CM23 was £437,500 in 2025. Joint 471st most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 44,136** (2021). CM23 had 44,136 usual residents at the census (ONS Census 2021). 332nd 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: 61%** (2022). About 61% of people in CM23 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: 87.7%** (January 2026). In CM23, 87.7% 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: [East Hertfordshire](https://openindex.co.uk/east-hertfordshire)
- Centre: 51.8653, 0.1509

Council: [East Hertfordshire](https://openindex.co.uk/east-hertfordshire) (District, 100%).

## Your MP

- [Hertford and Stortford](https://openindex.co.uk/constituency/hertford-and-stortford): Josh Dean (Labour), 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=0.1509,51.8653,CM233QJ

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/cm23-3qj.

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/cm23-3qj