Horncastle · LN9

Plumbing compliance check in LN9 (Horncastle)? We'll point you the right way.

Covering Horncastle, including Hagworthingham, Legbourne, Roughton. Find plumbers nearby.

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LN9 (Horncastle) in a nutshell

LN9 covers Horncastle, in East Lindsey. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for LN9

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East Lindsey council area

LN9 is in East Lindsey'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

LN9 stretches across Hagworthingham, Horncastle, Legbourne and more, so give your full postcode, not just 'LN9', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Own your home? This is for you too.

It's not just for landlords. Homeowners and buyers use these checks for peace of mind too.

Where's this from?ONS Census 2021, Horncastle: 64.7% owner-occupied
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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 LN9

LN10 · Woodhall SpaPE23 · AsgarbyLN11 · LouthPE20 · AlgarkirkLN3 · LincolnPE22 · Benington

all areas

Frequently asked questions

Which areas does LN9 cover?

LN9 (Horncastle) includes the wards of Hagworthingham, Horncastle, Legbourne, Roughton, Tetford & Donington (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to LN9?

Neighbouring districts include LN10 (Woodhall Spa), PE23 (Asgarby), LN11 (Louth), PE20 (Algarkirk), LN3 (Lincoln) (ONS Postcode Directory via Doogal). A pro covering LN9 may well cover these too, so it's worth asking.

How many homes are in LN9?

About 4,435 households and 9,687 residents at the 2011 Census, across 402 active postcodes (Doogal / ONS Postcode Directory).

Which council area is LN9 in?

LN9 sits in East Lindsey (postcodes.io). Parliamentary constituency: Louth and Horncastle.

📊 The numbers behind this page
Postcode district
LN9 1
Areas covered
Horncastle 2
Active postcodes
402 3
Households (2011 Census, via Doogal)
4,435 2
Population (2011 Census, via Doogal)
9,687 2
Electoral wards
Hagworthingham, Horncastle, Legbourne, Roughton, Tetford & Donington 4
Parliamentary constituencies
Louth and Horncastle 4
Local authority
East Lindsey 4
Households in converted/shared houses (Horncastle built-up area)
1.0% 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.