Lisburn · BT27

Plumbing compliance check in BT27 (Lisburn)? We'll point you the right way.

Covering Lisburn, Cargacreevy, Drumalig, Drumbo, Hilden, Hillhall, Lambeg, including Ballymacbrennan, Blaris, Derryaghy. Find plumbers nearby.

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Request a plumbing compliance check in BT27 (Lisburn)

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Request a plumbing compliance check in BT27 (Lisburn)

How to check a plumber is registered: see the Lisburn page.

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BT27 (Lisburn) in a nutshell

BT27 covers Lisburn, Cargacreevy, Drumalig, Drumbo, Hilden, Hillhall, Lambeg, in Lisburn and Castlereagh. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for BT27

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Lisburn and Castlereagh council area

BT27 is in Lisburn and Castlereagh'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

BT27 stretches across Ballymacbrennan, Blaris, Derryaghy and more, so give your full postcode, not just 'BT27', when you ask for quotes.

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

Lisburn 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?NISRA Census 2021, Lisburn: 27.2% 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 →

Northern Ireland landlord rules: quick version

  • Repair: keep water and sanitation in repair; assess Legionella risk.
  • Register: with the Landlord Registration Scheme.

More detail on the Lisburn page. Always double-check on nidirect.

Next door to BT27

BT17 · BelfastBT28 · LisburnBT10 · BelfastBT11 · BelfastBT26 · HillsboroughBT9 · Belfast

← Plumbing & water compliance across Lisburn · all areas

Frequently asked questions

Which areas does BT27 cover?

BT27 (Lisburn, Cargacreevy, Drumalig, Drumbo, Hilden, Hillhall, Lambeg) includes the wards of Ballymacbrennan, Blaris, Derryaghy, Drumbo, Harmony Hill, Hilden, Hillhall, Lambeg, Magheralave, Maze, Ravernet, Wallace Park (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to BT27?

Neighbouring districts include BT17 (Belfast), BT28 (Lisburn), BT10 (Belfast), BT11 (Belfast), BT26 (Hillsborough) (ONS Postcode Directory via Doogal). A pro covering BT27 may well cover these too, so it's worth asking.

How many homes are in BT27?

About 8,829 households and 21,419 residents at the 2011 Census, across 584 active postcodes (Doogal / ONS Postcode Directory).

Which council area is BT27 in?

BT27 sits in Lisburn and Castlereagh (postcodes.io). Parliamentary constituency: Belfast South and Mid Down, Belfast West, Lagan Valley.

📊 The numbers behind this page
Postcode district
BT27 1
Areas covered
Lisburn, Cargacreevy, Drumalig, Drumbo, Hilden, Hillhall, Lambeg 2
Active postcodes
584 3
Households (2011 Census, via Doogal)
8,829 2
Population (2011 Census, via Doogal)
21,419 2
Electoral wards
Ballymacbrennan, Blaris, Derryaghy, Drumbo, Harmony Hill, Hilden, Hillhall, Lambeg … 4
Parliamentary constituencies
Belfast South and Mid Down, Belfast West, Lagan Valley 4
Local authority
Lisburn and Castlereagh 4
Households in converted/shared houses (Lisburn settlement)
0.7% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. NISRA Census 2021

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