Havering · RM11

Gas safety certificate in RM11 (Hornchurch)? We'll point you the right way.

Covering Hornchurch, Emerson Park, Ardleigh Green, including Cranham, Harold Wood, Hylands & Harrow Lodge. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in RM11 (Hornchurch)

No gas safety engineer listed for RM11 (Hornchurch) yet. Tell us what you need and we'll find you a registered gas safety engineer, free.

Request a gas safety certificate in RM11 (Hornchurch)

How to check a gas safety engineer is registered: see the Havering page.

See what a listing looks like

RM11 (Hornchurch) in a nutshell

RM11 covers Hornchurch, Emerson Park, Ardleigh Green, in Havering. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for RM11

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Havering council area

RM11 is in Havering's area. Some councils run their own landlord licensing, so it's worth checking theirs.

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

RM11 stretches across Cranham, Emerson Park, Harold Wood and more, so give your full postcode, not just 'RM11', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Mostly mains gas round here

Most homes in Havering run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Havering: 81.4% mains gas only
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New to gas safety certificates? 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

  • Every year: a check by a Gas Safe registered engineer.
  • Within 28 days: give your tenants a copy (new tenants get it before they move in).
  • Keep it: hang on to records for at least 2 years.

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

Next door to RM11

RM12 · HornchurchRM2 · Gidea ParkRM3 · Harold WoodRM1 · RomfordRM7 · Rush GreenRM14 · Upminster

← Gas safety (CP12) across Havering · all areas

Frequently asked questions

Which areas does RM11 cover?

RM11 (Hornchurch, Emerson Park, Ardleigh Green) includes the wards of Cranham, Emerson Park, Harold Wood, Hylands & Harrow Lodge, Squirrels Heath, St Alban's, St Andrew's (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to RM11?

Neighbouring districts include RM12 (Hornchurch), RM2 (Gidea Park), RM3 (Harold Wood), RM1 (Romford) (ONS Postcode Directory via Doogal). A pro covering RM11 may well cover these too, so it's worth asking.

How many homes are in RM11?

About 12,366 households and 31,339 residents at the 2011 Census, across 572 active postcodes (Doogal / ONS Postcode Directory).

Which council area is RM11 in?

RM11 sits in Havering (postcodes.io). Parliamentary constituency: Hornchurch and Upminster, Romford.

📊 The numbers behind this page
Postcode district
RM11 1
Areas covered
Hornchurch, Emerson Park, Ardleigh Green 2
Active postcodes
572 3
Households (2011 Census, via Doogal)
12,366 2
Population (2011 Census, via Doogal)
31,339 2
Electoral wards
Cranham, Emerson Park, Harold Wood, Hylands & Harrow Lodge, Squirrels Heath, St Alban's, St Andrew's 4
Parliamentary constituencies
Hornchurch and Upminster, Romford 4
Local authority
Havering 4
Households heated by mains gas only (Havering built-up area)
81.4% 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.