Watford · WD19

Gas safety certificate in WD19 (Oxhey)? We'll point you the right way.

Covering Oxhey, South Oxhey, Carpenders Park, including Bushey North, Bushey St James, Holywell. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in WD19 (Oxhey)

No gas safety engineer listed for WD19 (Oxhey) yet. Tell us what you need and we'll find you a registered gas safety engineer, free.

Request a gas safety certificate in WD19 (Oxhey)

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

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WD19 (Oxhey) in a nutshell

WD19 covers Oxhey, South Oxhey, Carpenders Park, in Hertsmere and Three Rivers and Watford. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for WD19

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Two councils in one district

WD19 is split between Hertsmere and Three Rivers and Watford. 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

WD19 stretches across Bushey North, Bushey St James, Carpenders Park and more, so give your full postcode, not just 'WD19', 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 Watford run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Watford: 75.6% 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 Watford page. Always double-check on GOV.UK.

Next door to WD19

WD23 · BusheyWD18 · West WatfordWD17 · WatfordWD24 · North WatfordHA5 · PinnerHA6 · Northwood

← Gas safety (CP12) across Watford · all areas

Frequently asked questions

Which areas does WD19 cover?

WD19 (Oxhey, South Oxhey, Carpenders Park) includes the wards of Bushey North, Bushey St James, Carpenders Park, Holywell, Oxhey, Oxhey Hall & Hayling, South Oxhey (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to WD19?

Neighbouring districts include WD23 (Bushey), WD18 (West Watford), WD17 (Watford), WD24 (North Watford) (ONS Postcode Directory via Doogal). A pro covering WD19 may well cover these too, so it's worth asking.

How many homes are in WD19?

About 11,278 households and 27,538 residents at the 2011 Census, across 693 active postcodes (Doogal / ONS Postcode Directory).

Which council area is WD19 in?

WD19 sits in Hertsmere, Three Rivers, Watford (postcodes.io). Parliamentary constituency: Hertsmere, South West Hertfordshire, Watford.

📊 The numbers behind this page
Postcode district
WD19 1
Areas covered
Oxhey, South Oxhey, Carpenders Park 2
Active postcodes
693 3
Households (2011 Census, via Doogal)
11,278 2
Population (2011 Census, via Doogal)
27,538 2
Electoral wards
Bushey North, Bushey St James, Carpenders Park, Holywell, Oxhey, Oxhey Hall & Hayling, South Oxhey 4
Parliamentary constituencies
Hertsmere, South West Hertfordshire, Watford 4
Local authority
Hertsmere, Three Rivers, Watford 4
Households heated by mains gas only (Watford built-up area)
75.6% 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.