Harlow · CM20

EPC in CM20 (Harlow)? We'll point you the right way.

Covering Harlow, including Bush Fair, Hunsdon, Latton Bush & Stewards. Find accredited domestic energy assessors nearby.

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Request an EPC in CM20 (Harlow)

No EPC assessor listed for CM20 (Harlow) yet. Tell us what you need and we'll find you a registered EPC assessor, free.

Request an EPC in CM20 (Harlow)

How to check an EPC assessor is registered: see the Harlow page.

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CM20 (Harlow) in a nutshell

CM20 covers Harlow, in East Hertfordshire and Harlow. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for CM20

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Two councils in one district

CM20 is split between East Hertfordshire and Harlow. Some councils run their own landlord licensing, so check which one your home is in.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

CM20 stretches across Bush Fair, Hunsdon, Latton Bush & Stewards and more, so give your full postcode, not just 'CM20', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Postcodes change here

Lots of old CM20 postcodes have been retired. If an old letter shows a different postcode, use your current one.

Where's this from?Doogal/ONSPD: 629 of 1,249 postcodes active
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New to EPCs? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

England landlord rules: quick version

  • When you let: you need a valid EPC, usually good for 10 years.
  • Minimum E: most private lets need E or better, unless exempt.

More detail on the Harlow page. Always double-check on GOV.UK.

Next door to CM20

CM18 · HarlowCM19 · HarlowCM17 · HarlowCM21 · SawbridgeworthCM16 · EppingSG10 · Much Hadham

← Energy Performance Certificate (EPC) across Harlow · all areas

Frequently asked questions

Which areas does CM20 cover?

CM20 (Harlow) includes the wards of Bush Fair, Hunsdon, Latton Bush & Stewards, Little Parndon & Town Centre, Mark Hall, Much Hadham, Netteswell, Old Harlow, Passmores, Sawbridgeworth (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to CM20?

Neighbouring districts include CM18 (Harlow), CM19 (Harlow), CM17 (Harlow), CM21 (Sawbridgeworth) (ONS Postcode Directory via Doogal). A pro covering CM20 may well cover these too, so it's worth asking.

How many homes are in CM20?

About 9,218 households and 21,241 residents at the 2011 Census, across 629 active postcodes (Doogal / ONS Postcode Directory).

Which council area is CM20 in?

CM20 sits in East Hertfordshire, Harlow (postcodes.io). Parliamentary constituency: Harlow, Hertford and Stortford.

📊 The numbers behind this page
Postcode district
CM20 1
Areas covered
Harlow 2
Active postcodes
629 3
Households (2011 Census, via Doogal)
9,218 2
Population (2011 Census, via Doogal)
21,241 2
Electoral wards
Bush Fair, Hunsdon, Latton Bush & Stewards, Little Parndon & Town Centre, Mark Hall, Much Hadham, Netteswell, Old Harlow … 4
Parliamentary constituencies
Harlow, Hertford and Stortford 4
Local authority
East Hertfordshire, Harlow 4
Households privately renting (Harlow built-up area)
15.3% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.