Ashford, Surrey · TW15

Gas safety certificate in TW15 (Ashford)? We'll point you the right way.

Covering Ashford, including Ashford Common, Ashford East, Ashford North and Stanwell South. Find Gas Safe registered engineers nearby.

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TW15 (Ashford) in a nutshell

TW15 covers Ashford, in Hounslow and Spelthorne. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for TW15

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Two councils in one district

TW15 is split between Hounslow and Spelthorne. 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

TW15 stretches across Ashford Common, Ashford East, Ashford North and Stanwell South and more, so give your full postcode, not just 'TW15', 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 Ashford, Surrey run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Ashford, Surrey: 82.2% 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 TW15

TW17 · SheppertonTW6 · HeathrowTW16 · Sunbury-on-thamesTW18 · StainesTW14 · HattonTW13 · Feltham

all areas

Frequently asked questions

Which areas does TW15 cover?

TW15 (Ashford) includes the wards of Ashford Common, Ashford East, Ashford North and Stanwell South, Ashford Town, Feltham West, Laleham and Shepperton Green, Staines South (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to TW15?

Neighbouring districts include TW17 (Shepperton), TW6 (Heathrow), TW16 (Sunbury-on-thames), TW18 (Staines), TW14 (Hatton) (ONS Postcode Directory via Doogal). A pro covering TW15 may well cover these too, so it's worth asking.

How many homes are in TW15?

About 11,206 households and 27,824 residents at the 2011 Census, across 659 active postcodes (Doogal / ONS Postcode Directory).

Which council area is TW15 in?

TW15 sits in Hounslow, Spelthorne (postcodes.io). Parliamentary constituency: Feltham and Heston, Spelthorne.

📊 The numbers behind this page
Postcode district
TW15 1
Areas covered
Ashford 2
Active postcodes
659 3
Households (2011 Census, via Doogal)
11,206 2
Population (2011 Census, via Doogal)
27,824 2
Electoral wards
Ashford Common, Ashford East, Ashford North and Stanwell South, Ashford Town, Feltham West, Laleham and Shepperton Green, Staines South 4
Parliamentary constituencies
Feltham and Heston, Spelthorne 4
Local authority
Hounslow, Spelthorne 4
Households heated by mains gas only (Ashford, Surrey built-up area)
82.2% 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.