Wales
Caerphilly
58.2% of homes are below EPC C
Based on analysis of 75,260 EPC certificates
2.8% worse than the national average of 55.4%
58.2%
Below EPC C
43,815 properties
75,260
Properties analysed
EPC certificates
£293.4M
Estimated upgrade cost
to bring all to EPC C
112 / 318
National rank
Worse half nationally
Compared to the national average
Caerphilly has 58.2% of homes below EPC C. This is 2.8 percentage points worse than the national average of 55.4% for England and Wales. It ranks 112 out of 318 local authorities, where rank 1 is the worst performing.
EPC Rating Distribution
A0.7%537
B6.8%5,095
C34.3%25,813
D40.2%30,255
E14.7%11,044
F2.7%2,026
G0.7%490
Ratings D, E, F, and G are below the proposed 2030 minimum standard of EPC C.
Property Type Breakdown
| Property Type | Total | Below C |
|---|---|---|
| House | 59,071 | 62.5% |
| Flat | 9,788 | 32.1% |
| Bungalow | 5,783 | 59.5% |
| Maisonette | 616 | 47.2% |
| Park home | 2 | 50.0% |
Construction Age Breakdown
| Age Band | Total | Below C |
|---|---|---|
| before 1900 | 5,948 | 88.0% |
| 1900-1929 | 17,525 | 86.0% |
| 1930-1949 | 4,396 | 72.7% |
| 1950-1966 | 13,881 | 63.9% |
| 1967-1975 | 11,215 | 52.6% |
| 1976-1982 | 3,828 | 44.4% |
| 1983-1990 | 3,042 | 38.3% |
| 1991-1995 | 2,151 | 38.6% |
| 1996-2002 | 3,951 | 35.4% |
| 2003-2006 | 1,997 | 5.9% |
| 2007-2011 | 486 | 1.9% |
| 2012-2021 | 55 | 0.0% |
| 2022 onwards | 1 | 0.0% |
Tenure Breakdown
| Tenure | Total | Below C |
|---|---|---|
| Owner-occupied | 41,780 | 72.5% |
| Social rental | 17,661 | 33.8% |
| Private rental | 9,787 | 66.6% |
Additional Statistics
£728/yr
Avg heating cost
85 m2
Avg floor area
3.9 t/yr
Avg CO2 emissions
3.8%
Solid wall (uninsulated)
3.6%
No mains gas
For Editors
Pre-written quote
“Caerphilly has 58.2% of its housing stock below the proposed 2030 EPC minimum standard, with an estimated upgrade cost of £293.4M. This places it 112 out of 318local authorities in England and Wales.”
EPCGuide Research Team
Shareable Summary
EPCGuide Research
Caerphilly
58.2%below EPC C
75,260 properties analysed
£293.4M estimated upgrade cost
Rank 112 of 318 local authorities
epcguide.co.uk/research/areas/caerphilly
If you let property in Caerphilly
This page is the raw data. For the landlord view of the same area, including local costs and support, read the Caerphilly landlord EPC guide.
Bringing a rental up to EPC C has a cost attached, and some of it can be met from funding. Read the grant schemes landlords can apply for, or run one property through the eligibility checker.