# CM20 3AN: area report for a postcode in Harlow

CM20 3AN is a postcode in Harlow.

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 Harlow. Open the map at CM20 3AN for neighbourhoods and points.

In: [Harlow](https://openindex.co.uk/harlow) › [CM20](https://openindex.co.uk/postcode/cm20) › [CM20 3](https://openindex.co.uk/postcode/cm20-3)

## Around this postcode

- **65 crimes within 500 m**: August, up 12% on July. Harlow 002B: 271 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=0.1141,51.7762,CM203AN
- **Harlow Town, 1.4 km**: About 18 minutes on foot. (Exact point) https://openindex.co.uk/map/stations?around=0.1141,51.7762,CM203AN
- **5 schools within 800 m**: Nearest is 340 m away. (Exact point) https://openindex.co.uk/map/schools?around=0.1141,51.7762,CM203AN
- **No property in CM20 3AN 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=0.1141,51.7762,CM203AN
- **England’s most deprived 30%**: This neighbourhood, Harlow 002B. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=0.1141,51.7762,CM203AN
- **£319,860 average price**: For the whole of Harlow, July 2026. (Council) https://openindex.co.uk/map/house-prices?around=0.1141,51.7762,CM203AN
- **2 GP practices within 1 km**: Nearest is 210 m away. (Postcode) https://openindex.co.uk/map/gp-practices?around=0.1141,51.7762,CM203AN
- **4 supermarkets within 1 km**: Nearest is 110 m away. (Exact point) https://openindex.co.uk/map/supermarkets?around=0.1141,51.7762,CM203AN
- **61% can get gigabit broadband at CM20 3AN**: Superfast for 100%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=0.1141,51.7762,CM203AN
- **Low road and rail noise at CM20 3AN**: Road 54 dB, rail under 40 dB or not modelled (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=0.1141,51.7762,CM203AN
- **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=0.1141,51.7762,CM203AN
- **11.3 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=0.1141,51.7762,CM203AN

## Nearest schools

| School | Phase | Distance | Ofsted | Results |
| --- | --- | --- | --- | --- |
| [St Alban's Catholic Academy](https://openindex.co.uk/school/st-albans-catholic-academy-e137056) | Primary | 340 m (4 minutes on foot) | Standards maintained, October 2024 | 57% met the expected standard at KS2 (2024/25) |
| [Burnt Mill Academy](https://openindex.co.uk/school/burnt-mill-academy-e137694) | Secondary | 430 m (5 minutes on foot) | Good (overall), February 2023 | Attainment 8 of 47.2 (2025/26, provisional) |
| [Cooks Spinney Primary Academy and Nursery](https://openindex.co.uk/school/cooks-spinney-primary-academy-and-nursery-e140024) | Primary | 470 m (6 minutes on foot) | Graded inspection, November 2024: no overall grade | 38% met the expected standard at KS2 (2024/25) |
| [Tany's Dell Primary School and Nursery](https://openindex.co.uk/school/tanys-dell-primary-school-and-nursery-e144665) | Primary | 540 m (7 minutes on foot) | Good (overall), February 2022 | 83% met the expected standard at KS2 (2024/25) |
| [Freshwaters Primary Academy](https://openindex.co.uk/school/freshwaters-primary-academy-e139398) | Primary | 730 m (9 minutes on foot) | Standards maintained, January 2025 | 62% met the expected standard at KS2 (2024/25) |
| [The Downs Primary School and Nursery](https://openindex.co.uk/school/the-downs-primary-school-and-nursery-e146157) | Primary | 1.2 km (15 minutes on foot) | Graded inspection, May 2025: no overall grade | 52% met the expected standard at KS2 (2024/25) |
| [Mark Hall Academy](https://openindex.co.uk/school/mark-hall-academy-e148423) | Secondary | 1.2 km (15 minutes on foot) | Graded inspection, March 2025: no overall grade | Attainment 8 of 37.8 (2025/26, provisional) |
| [Harlow College](https://openindex.co.uk/school/harlow-college-e130676) | Sixth form and further education | 1.2 km (15 minutes on foot) | Not in Ofsted's state-funded schools file | – |

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| April 2024 | £180,000 | Flat or maisonette, established, leasehold | 80 m |
| July 2026 | £150,000 | Flat or maisonette, established, leasehold | 100 m |
| June 2025 | £235,000 | Flat or maisonette, established, leasehold | 110 m |
| September 2024 | £300,000 | Terraced, established, freehold | 120 m |
| November 2024 | £400,000 | Terraced, established, freehold | 180 m |
| February 2026 | £400,000 | Terraced, established, freehold | 180 m |
| February 2025 | £202,600 | Flat or maisonette, established, leasehold | 200 m |
| January 2026 | £363,000 | Semi-detached, established, freehold | 200 m |

## Within 1 km

- GP practices: NUFFIELD HOUSE HEALTH CENTRE (210 m); SYDENHAM HOUSE SURGERY (790 m)
- Pharmacies: STOW PHARMACY (60 m); WELL (80 m); NETTESWELL PHARMACY (830 m)
- Dental practices: THE STOW (DENTAL SURGERY) (80 m); DENTAL SURGERY (210 m)
- Supermarkets: Aldi Mark Hall Harlow (110 m, Aldi); Iceland Harlow Food Warehouse (640 m, Iceland); Morrisons Daily Harlow (850 m, Morrisons); Lidl Harlow (960 m, Lidl)

## Key figures

- **Average house price: £319,860** (July 2026). Harlow’s average house price was £319,860 in July 2026 (HM Land Registry). Up 4.4% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £38,380** (2025). Full-time workers living in Harlow earned a median of £38,380 in 2025 (ONS earnings survey). 170th lowest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 8.3×** (2025). A home in Harlow costs 8.3 times local full-time pay. Joint 115th 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: 21.7** (2025). Harlow has a deprivation score of 21.7 in the English Indices of Deprivation 2025 (MHCLG). 116th most deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Harlow 002B (Neighbourhood)

- **Deprivation score: 28.4** (2025). Harlow 002B has a deprivation score of 28.4 in the English Indices of Deprivation 2025 (MHCLG). Joint 9,073rd most deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Median sale price: £218,800** (2025). The median price paid for a home in Harlow 002B was £218,800 in 2025. 8,339th cheapest of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 1,645** (2021). Harlow 002B had 1,645 usual residents at the census (ONS Census 2021). Joint 15,951st 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: 67.2%** (January 2026). In Harlow 002B, 67.2% 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.

## CM20 (Postcode district)

- **Median sale price: £315,000** (2025). The median price paid for a home in CM20 was £315,000 in 2025. Joint 994th most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 25,834** (2021). CM20 had 25,834 usual residents at the census (ONS Census 2021). 1,126th 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: 0%** (2022). About 0% of people in CM20 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: 81.5%** (January 2026). In CM20, 81.5% 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.

## About

- Type: Postcode
- Council: [Harlow](https://openindex.co.uk/harlow)
- Centre: 51.7762, 0.1141

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

## Your MP

- [Harlow](https://openindex.co.uk/constituency/harlow): Chris Vince (Labour (Co-op)), 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=0.1141,51.7762,CM203AN

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/cm20-3an.

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/cm20-3an