Seaford · BN25

Gas safety certificate in BN25 (Seaford)? We'll point you the right way.

Covering Seaford, Bishopstone, Cuckmere Haven, Exceat, Norton, Rookery Hill, Westdean, including Ouse Valley & Ringmer, Seaford Central, Seaford East. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in BN25 (Seaford)

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Request a gas safety certificate in BN25 (Seaford)

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BN25 (Seaford) in a nutshell

BN25 covers Seaford, Bishopstone, Cuckmere Haven, Exceat, Norton, Rookery Hill, Westdean, in Lewes and Wealden. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for BN25

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Two councils in one district

BN25 is split between Lewes and Wealden. 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

BN25 stretches across Ouse Valley & Ringmer, Seaford Central, Seaford East and more, so give your full postcode, not just 'BN25', 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 Seaford run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Seaford: 79.3% 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.

Always double-check on GOV.UK.

Next door to BN25

BN9 · NewhavenBN10 · PeacehavenBN20 · EastbourneBN26 · PolegateBN21 · EastbourneBN22 · Eastbourne

all areas

Frequently asked questions

Which areas does BN25 cover?

BN25 (Seaford, Bishopstone, Cuckmere Haven, Exceat, Norton, Rookery Hill, Westdean) includes the wards of Ouse Valley & Ringmer, Seaford Central, Seaford East, Seaford North, Seaford South, Seaford West, South Downs (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to BN25?

Neighbouring districts include BN9 (Newhaven), BN10 (Peacehaven), BN20 (Eastbourne), BN26 (Polegate), BN21 (Eastbourne) (ONS Postcode Directory via Doogal). A pro covering BN25 may well cover these too, so it's worth asking.

How many homes are in BN25?

About 10,840 households and 23,670 residents at the 2011 Census, across 885 active postcodes (Doogal / ONS Postcode Directory).

Which council area is BN25 in?

BN25 sits in Lewes, Wealden (postcodes.io). Parliamentary constituency: Lewes.

📊 The numbers behind this page
Postcode district
BN25 1
Areas covered
Seaford, Bishopstone, Cuckmere Haven, Exceat, Norton, Rookery Hill, Westdean 2
Active postcodes
885 3
Households (2011 Census, via Doogal)
10,840 2
Population (2011 Census, via Doogal)
23,670 2
Electoral wards
Ouse Valley & Ringmer, Seaford Central, Seaford East, Seaford North, Seaford South, Seaford West, South Downs 4
Parliamentary constituencies
Lewes 4
Local authority
Lewes, Wealden 4
Households heated by mains gas only (Seaford built-up area)
79.3% 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.