CM20 3DA postcode in Harlow, Essex
CM20 3DA is a postcode in Harlow, in the Mark Hall ward. It is in the Harlow parliamentary constituency and the Essex police force area, and has been in use since January 1980.
Where CM20 3DA is, and what is near it
- CM20 3DA
- Other postcodes in CM20 3: press one for its page
- 4 schools
- 2 railway stations
- 3 GP practices
- 8 bus stops
- Further out, with the distance
Points are centre points, not buildings, and nothing drawn is a boundary. Open this area on OpenStreetMap (latitude 51.7757, longitude 0.1224)
Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026; schools: Department for Education; stations and bus stops: Department for Transport; GP practices: NHS England; street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them
Who looks after CM20 3DA?
- HarlowDistrict council Harlow: bins, council tax, planning
- EssexCounty council Essex: schools, roads, care
- Council tax bandSet for each home, not for a postcode. The bands and a year's charge around CM20 3DA Check a council tax band on GOV.UK
- EssexPolice force area
- HarlowParliamentary constituency. Its MP is Chris Vince (Labour (Co-op)), as Parliament lists them. Contact Chris Vince
ONS places a whole postcode in one council, one ward and one constituency, from a single point. A few postcodes cross a boundary, so an address at the edge can belong to the one next door. Your council tax bill or your poll card settles it for your address.
Council, police force area and constituency: ONS Postcode Directory, August 2026. What each council does: GOV.UK. The MP: UK Parliament, read 14 October 2026.
What broadband can you get at CM20 3DA?
Every home and business at CM20 3DA can get gigabit broadband from a line, Ofcom says.
Harlow: 91%
Harlow: 97%
The line marks the figure across Harlow.
Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it
When are the bins collected at CM20 3DA?
BinDayBuddy has not read Harlow Council's days for CM20 3DA today. It reads them from the council's own system when you ask.
Check the bin days for CM20 3DA on BinDayBuddySource: BinDayBuddy, built from councils' own collection systems and public data. BinDayBuddy is run by Towpath Digital, which also runs this site. How we use it
Is CM20 3DA at risk of flooding?
From rivers and the sea, long term
The Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea does not include CM20 3DA.
Rivers and the sea only, for the land around buildings, not each building. GOV.UK's checker answers for one address, surface water included.
Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0.
From surface water, across Harlow
The Environment Agency publishes this for the whole council, not for CM20 3DA: 7,221 properties in Harlow are at high risk (13.3% of all its properties). All the figures for Harlow
Source: Environment Agency, Risk of Flooding from Surface Water, properties at risk by local authority, version 2025-09, listed 18 September 2026, Open Government Licence v3.0.
Flood warnings
The centre of CM20 3DA is not in any of the Environment Agency's flood warning or alert areas. Part of the postcode may still be, so check your own address when you sign up.
Sign up for flood warnings, free, on GOV.UK Check flood risk at another postcodeSource: Environment Agency, flood warning areas read 17 October 2026. Open Government Licence v3.0. How we use these
What do homes sell for near CM20 3DA?
Homes in CM20 3 sold for a typical £330,000 in the 12 months to August 2026, across 69 sales, up 4.3% on the 12 months before, HM Land Registry's figures show.
- Semi-detached £380,000 5 sales
- Terraced £335,000 55 sales
- Flat or maisonette £187,500 9 sales
Each bar is that kind's typical price, against the most expensive kind here.
Across the whole CM20 district: a typical £325,000 from 195 sales.
How we work this out: house prices by postcodeSource: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it
Homes sold in CM20 3DA
HM Land Registry records 4 standard sales of homes in CM20 3DA from January 2024 to August 2026, the latest on 2 April 2026. The middle price was £331,500, from £278,616 to £377,500. Across CM20 3, the typical price in the 12 months to August 2026 was £330,000. Each sale below opens Land Registry's own record of it.
Sales at market value to a private buyer; the latest months are not complete. Own or live in a home listed here and would rather it were not? Ask us to take it off.
Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it
What council tax band are homes near CM20 3DA?
The Valuation Office Agency counts about 540 homes in the neighbourhood around CM20 3DA. Over half of them (70%) are in council tax band C. More were built from 1945 to 1964 than in any other period (98%). A home's own band is set for that home: check it on GOV.UK.
Council tax bands, and a year's council tax
Band D in Harlow for 2026‑27: £2,299. For the bands the homes here are in, a year's council tax runs from £1,532 (band A) to £3,831 (band G); band C, the most common, is £2,043.
| Band | Homes around here | A year |
|---|---|---|
| Band A | about 10 (2%) | £1,532 |
| Band B | about 70 (13%) | £1,788 |
| Band C | about 380 (70%) | £2,043 |
| Band D | about 50 (9%) | £2,299 |
| Band E | about 10 (2%) | £2,810 |
| Band F | about 10 (2%) | £3,320 |
| Band G | about 10 (2%) | £3,831 |
| Band H | fewer than 5 | £4,597 |
When the homes were built
- None Before 1900
- None 1900 to 1918
- None 1919 to 1939
- 98% 1945 to 1964
- None 1965 to 1982
- None 1983 to 1999
- 2% 2000 to 2009
- None 2010 to 2019
- None 2020 or later
Before 1900, 1900 to 1918, 1919 to 1939, 1965 to 1982, 1983 to 1999, 2010 to 2019, 2020 or later: none of the homes the VOA counts here.
Averages for Harlow before discounts, not any one home's bill.
Council tax: Ministry of Housing, Communities and Local Government, Council Tax levels set by local authorities in England 2026 to 2027, Table 10, published 25 March 2026, Open Government Licence v3.0. How we use it
Counts for the neighbourhood the centre of CM20 3DA is in (ONS area E01021844), rounded by the VOA.
Check one home's band on GOV.UKSource: Valuation Office Agency, Council Tax: stock of properties, at 31 March 2026, Open Government Licence v3.0. How we use it
Which schools are near CM20 3DA?
The nearest open schools to CM20 3DA, in a straight line. Distance is not a catchment.
Primary
Source: Department for Education, Get Information about Schools, read 17 October 2026, Open Government Licence v3.0. Each school opens its own record there. How we use it
Where is the nearest station to CM20 3DA?
The nearest railway station to the centre of CM20 3DA is Harlow Mill Rail Station, 1.8 km away in a straight line.
- Harlow Mill Rail Station Railway station 1.8 kmCycle
- Harlow Town Rail Station Railway station 2.0 kmCycle
Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.
8 bus stops within 400 metres, the nearest Small Copper, 126 m away.
More stations near CM20 3DA, and how we find themSource: Department for Transport, NaPTAN, read 17 October 2026, Open Government Licence v3.0. How we use it
Which GP surgeries are near CM20 3DA?
The nearest GP practices to the centre of CM20 3DA, in a straight line. Each sets the area it takes patients from. In England, each opens its page at the Care Quality Commission, which inspects and rates it.
- Nuffield House Health Centre Care Quality Commission rating: Good CQC report December 2021, over 3 years old · Phone 01279 213101 650 mWalk
- Sydenham House Surgery Care Quality Commission rating: Good CQC report July 2026 · Phone 01279 422525 1.0 kmWalk
- Church Langley Medical Practice Care Quality Commission rating: Requires improvement CQC report September 2025 · Phone 01279 638520 1.2 kmWalk
Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026; ratings: Care Quality Commission, 1 October 2026, Open Government Licence v3.0. How we use it
Where can I charge an electric car near CM20 3DA?
The nearest charging points to the centre of CM20 3DA, as OpenStreetMap had them on 20 October 2026:
- Chargemaster Charging point · 2 chargers · CCS, CHAdeMO 3.0 kmCycle
- Chargemaster Charging point · 2 chargers · Type 2, CHAdeMO 3.0 kmCycle
OpenStreetMap is mapped by volunteers. It does not have every charger, and not every one it has gives its speed or plugs. Check a charger's own app before you set off.
See more chargers on Open Charge MapSource: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it
Which dentists are near CM20 3DA?
The nearest to the centre of CM20 3DA, in a straight line. Those in England open their page at the Care Quality Commission, which inspects them. It gives few dentists a rating.
- Nuffield House Dental Practice Phone 01279 424038 500 mWalk
- Mulberry Dental Clinic Phone 01279 434677 1.0 kmWalk
- Old Harlow Dental Practice Phone 01279 445552 1.2 kmWalk
Source: Care Quality Commission (directory of 14 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it
Which hospitals are nearest to CM20 3DA?
The nearest NHS and private hospitals and clinics in England, in a straight line, with the Care Quality Commission's latest overall rating. One in Wales or Scotland may be nearer.
- The Princess Alexandra Hospital Care Quality Commission rating: Requires improvement CQC report July 2026 · Phone 01279 827844 2.5 kmCycle
- Rivers Hospital Care Quality Commission rating: Good CQC report March 2019, over 3 years old · Phone 01279 600282 3.5 kmCycle
Not every hospital has an accident and emergency department. In an emergency, call 999.
Source: Care Quality Commission (directory of 14 October 2026, ratings of 1 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it
Which care homes are near CM20 3DA?
The nearest care homes to the centre of CM20 3DA, in a straight line, with the Care Quality Commission's latest overall rating.
- Ashlyn Care Home Care Quality Commission rating: Good CQC report December 2023 · Phone 01279 868330 600 mWalk
- Shaftesbury Netteswell Rectory Care Quality Commission rating: Good CQC report February 2020, over 3 years old · Phone 01279 444000 1.4 kmCycle
- Tye Green Lodge Care Quality Commission rating: Good CQC report January 2018, over 3 years old · Phone 01279 770500 2.4 kmCycle
Source: Care Quality Commission (directory of 14 October 2026, ratings of 1 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it
Which pharmacies are near CM20 3DA?
The nearest NHS pharmacies to the centre of CM20 3DA, in a straight line. Those in England show the opening hours they gave the NHS (list published July 2026) and open their page on the NHS website. A few work online or by post only: check before you go.
- Well, 107 the Stow Mon to Fri 8:30am to 6:30pm; Sat 9am to 1pm; Sun closed · Phone 01279 445546 500 mWalk
- Stow Pharmacy Mon to Sat 9am to 5:30pm; Sun closed · Phone 01279 424049 550 mWalk
- Netteswell Pharmacy Mon to Wed 9am to 7pm; Thu 9am to 6pm; Fri 9am to 7pm; Sat 9am to 1pm; Sun closed · Phone 01279 425105 1.0 kmWalk
Hours can change on bank holidays. For urgent help when a pharmacy is closed, call NHS 111.
Source: NHS Business Services Authority (phone numbers: NHS Organisation Data Service), Open Government Licence v3.0. How we use it
Which vets are near CM20 3DA?
The nearest vets to the centre of CM20 3DA on OpenStreetMap, in a straight line. Each opens its entry on the map, with its opening hours and website where they are mapped.
- Walton Lodge Veterinary Group Harlow Phone +44 1279 439359 1.9 kmCycle
- Kew Vets Phone +44 1279 422066 2.2 kmCycle
- J A C Kew & Partners Phone +44 1279 723909 4.5 kmCycle
OpenStreetMap may not have every vet. Out of hours, ring your own vet’s number first: the Royal College of Veterinary Surgeons says vets in practice must arrange round-the-clock emergency first aid and pain relief, themselves or through another service.
Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it
Is CM20 3DA in a conservation area?
The centre of CM20 3DA is in one area with planning rules of its own, as planning.data.gov.uk holds them:
Work on a home here, and on its trees, may need permission that it would not need elsewhere. The council's planning team has the rules for one address. Not every council has sent all its data.
Source: planning.data.gov.uk, asked at the postcode's centre point. Open Government Licence v3.0. How we use it
How much crime is there near CM20 3DA?
Police.uk records 296 crimes and reports of anti-social behaviour within a mile of the centre of CM20 3DA in August 2026, the latest month it has published.
Also: drugs 17, vehicle crime 14, burglary 9, other crime 9, robbery 4, possession of weapons 3, theft from the person 1, bicycle theft 1.
Police.uk places each report at a nearby point, so this is an area, not a street.
Your local policing team on Police.uk How we work this out: crime by postcode, with the last 12 monthsSource: data.police.uk, from its download of 30 September 2026, Open Government Licence v3.0. How we use it
The official record for CM20 3DA
- Ward
- Mark Hall
- Parish
- Not in a parish
- Region
- East of England
- Country
- England
- Built-up area
- Harlow
- Rural or urban
- Urban, nearer to a major town or city
- In use since
- January 1980
Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources
Where to check what we do not hold
- Food hygiene ratings: Food hygiene ratings, from the Food Standards Agency
Around CM20 3DA
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Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode. How we use it
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