EPC Ratings in Westminster

Local Authority61,930 Energy Performance Certificates on record

62K
Certificates
59K
Properties
C (70)
Average Rating
£899
Avg Energy Cost/yr

Key Insights

📈

Properties here could improve by an average of 9 points — from C to B with recommended upgrades.

💰

Annual energy costs here are £162 lower than the national average — saving households money.

🌱

CO₂ emissions could be reduced by 0.9 tonnes per property per year — a 33% reduction with energy improvements.

🏠

87% of properties are flats — the most common type in Westminster.

🏗️

Most properties were built 1900-1929 (27%). Older buildings typically have lower EPC ratings due to poorer insulation standards.

🏢

34% of properties are owner-occupied — a significant rental market exists here.

EPC Rating

A92+
0.1%
B81–91
13.2%
C69–80
70
52.4%
D55–68
27.1%
E39–54
6.3%
F21–38
0.7%
G1–20
0.2%

Westminster is 1.5 points better than the national average (D, 68.5/100).

70
Westminster
68.5
National average
79
Potential

Rating Distribution

A
430.1%
B
13.2%
8,164
C
52.4%
32,445
D
27.1%
16,806
E
3,9046.3%
F
4290.7%
G
1390.2%

Average Annual Energy Costs

Cost TypeWestminsterNational AvgDifference
Heating£629/yr£782/yr £153
Hot water£181/yr£184/yr £3
Lighting£90/yr£95/yr £5
Total£899/yr£1,061/yr £162

Property Types

Flat
53,88887.0%
House
4,5977.4%
Maisonette
3,4185.5%
Bungalow
270.0%

Main Heating Fuel

Mains gas
45,77379.7%
Electric
11,23819.6%
Other
2900.5%
LPG
660.1%
Oil
470.1%

CO₂ Emissions

2.7 tonnes/yr
Current average
1.8 tonnes/yr
Potential

Average floor area: 83

Construction Age

Pre-1900
14,703
1900–1929
16,229
1930–1949
7,999
1950–1966
3,592
1967–1975
3,811
1976–1982
1,738
1983–1990
1,390
1991–1995
883
1996–2002
1,886
2003–2006
1,567
2007–2011
1,446
2012+
5,525

Efficiency Trend Over Time

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Westminster has 61,930 Energy Performance Certificates on record, covering 59,114 properties. The average EPC rating is C with an efficiency score of 70 out of 100. Annual energy costs average £899, comprising £629 for heating, £181 for hot water and £90 for lighting. Average CO₂ emissions are 2.7 tonnes per year.