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Postcode district

EPC ratings in SO23

SO23 in Winchester has 8,312 properties with EPC certificates. The average rating is C, matching the Winchester average. Browse sectors below or search for a specific address to view detailed property data.

Average band
C
Total properties
8,312
Band A-C
55%
Higher efficiency homes
Band D-G
45%
Homes needing improvement

EPC distribution

Percentage of properties in each EPC band across SO23.

A0%
B11%
C43%
D34%
E9%
F2%
G0%

Property type mix

Distribution of property types (houses, flats, bungalows) within SO23.

House52%
Flat39%
Bungalow4.8%
Maisonette3.4%
Park home0%

In SO23, the most common EPC-rated properties are house (around 52%) and flat (around 39%). 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

    Solar photovoltaic panels, 2.5 kWp

    5825 occurrences · Code 34

  2. 2

    Low energy lighting for all fixed outlets

    5383 occurrences · Code 35

  3. 3

    Solar water heating

    5251 occurrences · Code 19

  4. 4

    Cavity wall insulation

    2543 occurrences · Code 6

  5. 5

    Floor insulation (solid floor)

    2073 occurrences · Code 58

Sector breakdown

4 postcode sectors in SO23.

SectorAvg bandPropertiesBand D-G
SO23 0
1,93343%
SO23 7
3,21542%
SO23 8
1,53843%
SO23 9
1,62657%

Check a specific property

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Pick your address to see live EPC data and improvement recommendations.

EPC Ratings in SO23, Winchester | 8,312 Properties Assessed | EPC Advisor