EPC Ratings in Carmarthenshire

Local Authority31,059 Energy Performance Certificates on record

31K
Certificates
29K
Properties
D (63)
Average Rating
£1,344
Avg Energy Cost/yr

EPC Rating

A92+
2.7%
B81–91
7.7%
C69–80
30.4%
D55–68
63
37.0%
E39–54
15.5%
F21–38
4.8%
G1–20
1.8%

Carmarthenshire is 5.5 points worse than the national average (D, 68.5/100).

63
Carmarthenshire
68.5
National average
83
Potential

Rating Distribution

A
8372.7%
B
2,3997.7%
C
30.4%
9,448
D
37.0%
11,502
E
15.5%
4,799
F
1,5034.8%
G
5711.8%

Average Annual Energy Costs

Cost TypeCarmarthenshireNational AvgDifference
Heating£1,021/yr£782/yr £239
Hot water£216/yr£184/yr £32
Lighting£107/yr£95/yr £12
Total£1,344/yr£1,061/yr £283

Property Types

House
21,83370.3%
Bungalow
5,25816.9%
Flat
3,76612.1%
Maisonette
1660.5%
Park home
360.1%

Main Heating Fuel

Mains gas
18,48459.8%
Oil
6,97122.6%
Electric
3,73212.1%
LPG
9963.2%
Other
7232.3%

CO₂ Emissions

4.4 tonnes/yr
Current average
2 tonnes/yr
Potential

Average floor area: 99

Construction Age

Pre-1900
5,436
1900–1929
4,889
1930–1949
2,263
1950–1966
4,286
1967–1975
3,575
1976–1982
1,668
1983–1990
1,589
1991–1995
1,265
1996–2002
1,072
2003–2006
1,032
2007–2011
1,064
2012+
2,328

Efficiency Trend Over Time

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Carmarthenshire has 31,059 Energy Performance Certificates on record, covering 29,413 properties. The average EPC rating is D with an efficiency score of 63 out of 100. Annual energy costs average £1,344, comprising £1,021 for heating, £216 for hot water and £107 for lighting. Average CO₂ emissions are 4.4 tonnes per year.