Welwyn Garden City · AL8

Plumbing compliance check in AL8 (Welwyn Garden City)? We'll point you the right way.

Covering Welwyn Garden City, Lemsford, including Handside, Hatfield Central, Hatfield Villages. Find plumbers nearby.

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AL8 (Welwyn Garden City) in a nutshell

AL8 covers Welwyn Garden City, Lemsford, in Welwyn Hatfield. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for AL8

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Welwyn Hatfield council area

AL8 is in Welwyn Hatfield'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

AL8 stretches across Handside, Hatfield Central, Hatfield Villages and more, so give your full postcode, not just 'AL8', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Older terraces, older pipes

Welwyn Garden City has lots of terraced homes. In older ones, ask the plumber to look at shared supply pipes and any old tanks in the loft.

Where's this from?ONS Census 2021, Welwyn Garden City: 38.1% terraced
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New to plumbing compliance checks? 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

  • No single certificate: but keep water, heating and sanitation in repair.
  • Legionella: assess the risk for each let.
  • CO alarms: needed where there's a fixed combustion appliance (not gas cookers).

Always double-check on GOV.UK.

Next door to AL8

AL7 · Welwyn Garden CityAL6 · WelwynAL10 · HatfieldAL9 · HatfieldSG3 · KnebworthAL4 · St Albans

all areas

Frequently asked questions

Which areas does AL8 cover?

AL8 (Welwyn Garden City, Lemsford) includes the wards of Handside, Hatfield Central, Hatfield Villages, Peartree, Sherrards (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to AL8?

Neighbouring districts include AL7 (Welwyn Garden City), AL6 (Welwyn), AL10 (Hatfield), AL9 (Hatfield), SG3 (Knebworth) (ONS Postcode Directory via Doogal). A pro covering AL8 may well cover these too, so it's worth asking.

How many homes are in AL8?

About 5,648 households and 13,366 residents at the 2011 Census, across 422 active postcodes (Doogal / ONS Postcode Directory).

Which council area is AL8 in?

AL8 sits in Welwyn Hatfield (postcodes.io). Parliamentary constituency: Welwyn Hatfield.

📊 The numbers behind this page
Postcode district
AL8 1
Areas covered
Welwyn Garden City, Lemsford 2
Active postcodes
422 3
Households (2011 Census, via Doogal)
5,648 2
Population (2011 Census, via Doogal)
13,366 2
Electoral wards
Handside, Hatfield Central, Hatfield Villages, Peartree, Sherrards 4
Parliamentary constituencies
Welwyn Hatfield 4
Local authority
Welwyn Hatfield 4
Households in converted/shared houses (Welwyn Garden City built-up area)
0.4% 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.