Felixstowe · IP11

Gas safety certificate in IP11 (Felixstowe)? We'll point you the right way.

Covering Felixstowe, Trimley St. Martin, Trimley St. Mary, including Eastern Felixstowe, Orwell & Villages, Western Felixstowe. Find Gas Safe registered engineers nearby.

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IP11 (Felixstowe) in a nutshell

IP11 covers Felixstowe, Trimley St. Martin, Trimley St. Mary, in East Suffolk. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for IP11

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East Suffolk council area

IP11 is in East Suffolk'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

IP11 stretches across Eastern Felixstowe, Orwell & Villages, Western Felixstowe, so give your full postcode, not just 'IP11', 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 Felixstowe run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Felixstowe: 77.8% 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 IP11

IP10 · KirtonCO12 · HarwichIP12 · WoodbridgeCO14 · Walton On The NazeIP5 · Rushmere St AndrewIP9 · Shotley Peninsula: Capel St Mary

all areas

Frequently asked questions

Which areas does IP11 cover?

IP11 (Felixstowe, Trimley St. Martin, Trimley St. Mary) includes the wards of Eastern Felixstowe, Orwell & Villages, Western Felixstowe (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to IP11?

Neighbouring districts include IP10 (Kirton), CO12 (Harwich), IP12 (Woodbridge), CO14 (Walton On The Naze), IP5 (Rushmere St Andrew) (ONS Postcode Directory via Doogal). A pro covering IP11 may well cover these too, so it's worth asking.

How many homes are in IP11?

About 13,107 households and 29,294 residents at the 2011 Census, across 974 active postcodes (Doogal / ONS Postcode Directory).

Which council area is IP11 in?

IP11 sits in East Suffolk (postcodes.io). Parliamentary constituency: Suffolk Coastal.

📊 The numbers behind this page
Postcode district
IP11 1
Areas covered
Felixstowe, Trimley St. Martin, Trimley St. Mary 2
Active postcodes
974 3
Households (2011 Census, via Doogal)
13,107 2
Population (2011 Census, via Doogal)
29,294 2
Electoral wards
Eastern Felixstowe, Orwell & Villages, Western Felixstowe 4
Parliamentary constituencies
Suffolk Coastal 4
Local authority
East Suffolk 4
Households heated by mains gas only (Felixstowe built-up area)
77.8% 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.