City of Westminster · W1K

Inventory report in W1K (Mayfair – north)? We'll point you the right way.

Covering Mayfair – north, Grosvenor Square, including Hyde Park, West End. Find professional inventory clerks nearby.

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Request an inventory report in W1K (Mayfair – north)

No inventory clerk listed for W1K (Mayfair – north) yet. Tell us what you need and we'll find you a registered inventory clerk, free.

Request an inventory report in W1K (Mayfair – north)

How to check an inventory clerk is registered: see the City of Westminster page.

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W1K (Mayfair – north) in a nutshell

W1K covers Mayfair – north, Grosvenor Square, in Westminster. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for W1K

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Westminster council area

W1K is in Westminster'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

W1K stretches across Hyde Park, West End, so give your full postcode, not just 'W1K', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Flats and shared houses

Plenty of City of Westminster homes are flats or converted houses. For shared houses, ask the clerk to record communal areas separately from each room.

Where's this from?ONS Census 2021, City of Westminster: 70.3% purpose-built flats, 16.0% converted/shared
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New to inventory reports? 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 certificate: there's no legal inventory requirement or renewal date.
  • Deposits: protect a deposit in an approved scheme within 30 days; a dated check-in report is key evidence in disputes.

More detail on the City of Westminster page. Always double-check on GOV.UK.

Next door to W1K

W1C · Oxford Street – westW1S · Hanover SquareW1J · Mayfair – southW1U · MaryleboneW1G · Harley StreetW1B · Portland Street

← Inventory & check-in reports across City of Westminster · all areas

Frequently asked questions

Which areas does W1K cover?

W1K (Mayfair – north, Grosvenor Square) includes the wards of Hyde Park, West End (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to W1K?

Neighbouring districts include W1C (Oxford Street – west), W1S (Hanover Square) (ONS Postcode Directory via Doogal). A pro covering W1K may well cover these too, so it's worth asking.

How many homes are in W1K?

About 1,617 households and 2,964 residents at the 2011 Census, across 878 active postcodes (Doogal / ONS Postcode Directory).

Which council area is W1K in?

W1K sits in Westminster (postcodes.io). Parliamentary constituency: Cities of London and Westminster.

📊 The numbers behind this page
Postcode district
W1K 1
Areas covered
Mayfair – north, Grosvenor Square 2
Active postcodes
878 3
Households (2011 Census, via Doogal)
1,617 2
Population (2011 Census, via Doogal)
2,964 2
Electoral wards
Hyde Park, West End 4
Parliamentary constituencies
Cities of London and Westminster 4
Local authority
Westminster 4
Households privately renting (City of Westminster built-up area)
43.3% 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.