Darlington · DL3

Plumbing compliance check in DL3 (Darlington West)? We'll point you the right way.

Covering Darlington West, including Brinkburn & Faverdale, Cockerton, College. Find plumbers nearby.

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Request a plumbing compliance check in DL3 (Darlington West)

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Request a plumbing compliance check in DL3 (Darlington West)

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DL3 (Darlington West) in a nutshell

DL3 covers Darlington West, in Darlington. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for DL3

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Darlington council area

DL3 is in Darlington'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

DL3 stretches across Brinkburn & Faverdale, Cockerton, College and more, so give your full postcode, not just 'DL3', when you ask for quotes.

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

Darlington 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, Darlington: 29.9% 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).

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

Next door to DL3

DL2 · StaindropDL1 · Darlington EastDL5 · Newton AycliffeDL17 · FerryhillDL4 · ShildonDL16 · Spennymoor

← Plumbing & water compliance across Darlington · all areas

Frequently asked questions

Which areas does DL3 cover?

DL3 (Darlington West) includes the wards of Brinkburn & Faverdale, Cockerton, College, Harrowgate Hill, Heighington & Coniscliffe, Hummersknott, Hurworth, Mowden, Northgate, North Road, Park East, Park West, Pierremont (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to DL3?

Neighbouring districts include DL2 (Staindrop), DL1 (Darlington East), DL5 (Newton Aycliffe), DL17 (Ferryhill) (ONS Postcode Directory via Doogal). A pro covering DL3 may well cover these too, so it's worth asking.

How many homes are in DL3?

About 19,893 households and 44,095 residents at the 2011 Census, across 1,152 active postcodes (Doogal / ONS Postcode Directory).

Which council area is DL3 in?

DL3 sits in Darlington (postcodes.io). Parliamentary constituency: Darlington, Stockton West.

📊 The numbers behind this page
Postcode district
DL3 1
Areas covered
Darlington West 2
Active postcodes
1,152 3
Households (2011 Census, via Doogal)
19,893 2
Population (2011 Census, via Doogal)
44,095 2
Electoral wards
Brinkburn & Faverdale, Cockerton, College, Harrowgate Hill, Heighington & Coniscliffe, Hummersknott, Hurworth, Mowden … 4
Parliamentary constituencies
Darlington, Stockton West 4
Local authority
Darlington 4
Households in converted/shared houses (Darlington built-up area)
1.7% 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.