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Postcode district

EPC ratings in SW1Y

SW1Y in Westminster has 473 properties with EPC certificates. The average rating is C, matching the Westminster average. Browse sectors below or search for a specific address to view detailed property data.

Average band
C
Total properties
473
Band A-C
52%
Higher efficiency homes
Band D-G
48%
Homes needing improvement

EPC distribution

Percentage of properties in each EPC band across SW1Y.

A0%
B13%
C40%
D28%
E16%
F3%
G1%

Property type mix

Distribution of property types (houses, flats, bungalows) within SW1Y.

Flat91%
House5.3%
Maisonette3.4%
Bungalow0%
Park home0%

In SW1Y, the most common EPC-rated properties are flat (around 91%) and house (around 5%). This mix shapes how easy it is for local homes to improve their EPC ratings.

Top recommendations

Improvements most often recommended in this district.

  1. 1

    Internal or external wall insulation

    294 occurrences · Code 7

  2. 2

    Low energy lighting for all fixed outlets

    280 occurrences · Code 35

  3. 3

    Replace single glazed windows with low-E double glazed windows

    192 occurrences · Code 8

  4. 4

    Draught proofing

    113 occurrences · Code 10

  5. 5

    Heat recovery system for mixer showers

    76 occurrences · Code 49

Sector breakdown

3 postcode sectors in SW1Y.

SectorAvg bandPropertiesBand D-G
SW1Y 4
14444%
SW1Y 5
7329%
SW1Y 6
25655%

Check a specific property

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EPC Ratings in SW1Y, Westminster | 473 Properties Assessed | EPC Advisor