Southampton · SO45

Gas safety certificate in SO45 (Hythe)? We'll point you the right way.

Covering Hythe, Fawley, Blackfield, Calshot, Hardley, including Brockenhurst & Denny Lodge, Dibden & Dibden Purlieu, Fawley, Blackfield, Calshot & Langley. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in SO45 (Hythe)

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Request a gas safety certificate in SO45 (Hythe)

How to check a gas safety engineer is registered: see the Southampton page.

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SO45 (Hythe) in a nutshell

SO45 covers Hythe, Fawley, Blackfield, Calshot, Hardley, in New Forest. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for SO45

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New Forest council area

SO45 is in New Forest'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

SO45 stretches across Brockenhurst & Denny Lodge, Dibden & Dibden Purlieu, Fawley, Blackfield, Calshot & Langley and more, so give your full postcode, not just 'SO45', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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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.

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

Next door to SO45

SO14 · City CentreSO17 · HighfieldSO19 · SholingSO15 · ShirleySO18 · BitterneSO31 · Warsash

← Gas safety (CP12) across Southampton · all areas

Frequently asked questions

Which areas does SO45 cover?

SO45 (Hythe, Fawley, Blackfield, Calshot, Hardley) includes the wards of Brockenhurst & Denny Lodge, Dibden & Dibden Purlieu, Fawley, Blackfield, Calshot & Langley, Forest & Solent, Hardley, Holbury & North Blackfield, Hythe Central, Hythe South (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to SO45?

Neighbouring districts include SO14 (City Centre), SO17 (Highfield), SO19 (Sholing) (ONS Postcode Directory via Doogal). A pro covering SO45 may well cover these too, so it's worth asking.

How many homes are in SO45?

About 15,061 households and 34,996 residents at the 2011 Census, across 973 active postcodes (Doogal / ONS Postcode Directory).

Which council area is SO45 in?

SO45 sits in New Forest (postcodes.io). Parliamentary constituency: New Forest East.

📊 The numbers behind this page
Postcode district
SO45 1
Areas covered
Hythe, Fawley, Blackfield, Calshot, Hardley 2
Active postcodes
973 3
Households (2011 Census, via Doogal)
15,061 2
Population (2011 Census, via Doogal)
34,996 2
Electoral wards
Brockenhurst & Denny Lodge, Dibden & Dibden Purlieu, Fawley, Blackfield, Calshot & Langley, Forest & Solent, Hardley, Holbury & North Blackfield, Hythe Central, Hythe South 4
Parliamentary constituencies
New Forest East 4
Local authority
New Forest 4
Households heated by mains gas only (New Forest council area)
75.5% 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.