CM20 3NX
PostcodeA postcode in Harlow 003D, Netteswell ward, Harlow.
This report describes the area around CM20 3NX, not any one home. Each figure is shown at the level it was published: the postcode, a 1 km square, the neighbourhood or the whole council, as its tag says.
Around CM20 3NX
- 43 crimes within 500 mAugust, down 31% on JulyHarlow 003D: 75 a year per 1,000 peopleMap point
- Harlow Town, 1.4 kmAbout 18 minutes on footExact point
- 7 schools within 800 mNearest is 230 m awayExact point
- No property in CM20 3NX listed at risk of floodingFrom rivers or the sea, with flood defences, in the Environment Agency's assessmentPostcode
- England’s most deprived 40%This neighbourhood, Harlow 003DNeighbourhood
- £319,860 average priceFor the whole of Harlow, July 2026Council
- 2 GP practices within 1 kmNearest is 370 m awayPostcode
- 5 supermarkets within 1 kmNearest is 180 m awayExact point
- Gigabit broadband for every home and business at CM20 3NXSuperfast for 100%. What can be ordered, January 2026Postcode
- Low road and rail noise at CM20 3NXRoad 52 dB, rail under 40 dB or not modelled (Lden, modelled for 2021)Postcode
- Not in a radon Affected AreaUnder 1% of homes in this 1 km square are estimated to be at or above the radon Action Level1 km grid
- 11.3 µg/m³ nitrogen dioxideModelled yearly average for this 1 km square, 20251 km grid
Schools near CM20 3NX
Within 2 km, nearest first| School | Distance | Latest Ofsted outcome |
|---|---|---|
| Freshwaters Primary Academy Primary. 62% met the expected standard at KS2 (2024/25) | 230 m 3 minutes on foot | Standards maintained, January 2025 |
| The Downs Primary School and Nursery Primary. 52% met the expected standard at KS2 (2024/25) | 520 m 7 minutes on foot | Graded inspection, May 2025: no overall grade |
| Harlow College Sixth form and further education | 590 m 7 minutes on foot | Not in Ofsted's state-funded schools file |
| Bmat Stem Academy Secondary. Attainment 8 of 29.9 (2025/26, provisional) | 600 m 8 minutes on foot | Good (overall), January 2023 |
| Burnt Mill Academy Secondary. Attainment 8 of 47.2 (2025/26, provisional) | 650 m 8 minutes on foot | Good (overall), February 2023 |
| St Alban's Catholic Academy Primary. 57% met the expected standard at KS2 (2024/25) | 660 m 8 minutes on foot | Standards maintained, October 2024 |
| St Mark's West Essex Catholic School Secondary. Attainment 8 of 50.0 (2025/26, provisional) | 780 m 10 minutes on foot | Good (overall), February 2023 |
| Cooks Spinney Primary Academy and Nursery Primary. 38% met the expected standard at KS2 (2024/25) | 830 m 10 minutes on foot | Graded inspection, November 2024: no overall grade |
Distances are in a straight line. Councils and schools set catchments and admissions, which Open Index doesn’t map: the council’s schools pages. Ofsted outcomes are as published, each with its date; grades under different frameworks can’t be compared.
Recent sales near CM20 3NX
Latest sale at each postcode- £290,000Whitewaits, CM20 3LLMay 2024, terraced, established, freehold60 m
- £300,000Whitewaits, CM20 3LJJune 2026, terraced, established, freehold70 m
- £300,000Arkwrights, CM20 3NESeptember 2023, terraced, established, freehold80 m
- £400,000Arkwrights, CM20 3NDMarch 2026, terraced, established, freehold110 m
- £335,000Whitewaits, CM20 3LWApril 2023, terraced, established, freehold110 m
- £380,000Whitewaits, CM20 3LNSeptember 2025, terraced, established, freehold120 m
- £365,000St Michaels Close, CM20 3QHMay 2026, terraced, established, freehold130 m
- £325,000Pittmans Field, CM20 3LDApril 2025, terraced, established, freehold150 m
HM Land Registry sales at nearby postcodes, by street and postcode only, never a house number. Sales take weeks to be registered. Every sale on the map
Within 1 km of CM20 3NX
In a straight lineGP practices
- SYDENHAM HOUSE SURGERY370 m
- NUFFIELD HOUSE HEALTH CENTRE520 m
Pharmacies
- NETTESWELL PHARMACY400 m
- STOW PHARMACY690 m
- WELL720 m
- BOOTS930 m
Dental practices
- DENTAL SURGERY520 m
- THE STOW (DENTAL SURGERY)720 m
- BROADWALK DENTAL CENTRE900 m
- MR YAP & MR DHAMU900 m
Supermarkets
- Morrisons Daily HarlowMorrisons180 m
- Aldi Mark Hall HarlowAldi670 m
- Asda Harlow SuperstoreAsda910 m
- Tesco Harlow Harvey Ctr ExpressTesco970 m
- Iceland HarlowIceland990 m
The neighbourhood: Harlow 003D
Everything about Harlow 003DThe postcode district: CM20
Everything about CM20Your MP
- Chris VinceLabour (Co-op)MP for Harlow
As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.
Where these figures come from
- Street-level crimeAugust 2026Map point
- Rail and Tube stations2024/25Exact point
- SchoolsExact point
- Flood risk by postcodeJune 2026Postcode
- English Indices of Deprivation 20252025Neighbourhood
- Average house priceJuly 2026Council
- GP practicesPostcode
- SupermarketsExact point
- Broadband by postcodeJanuary 2026Postcode
- Road and rail noise by postcode2021Postcode
- Radon potential1 km grid
- Nitrogen dioxide (NO2)20251 km grid
Counts, distances and walking times are worked out by Open Index from each layer’s published points and outlines, in a straight line from the postcode’s centre. Street names © OpenStreetMap contributors.