EPC Ratings in Islwyn
Parliamentary Constituency — 8,872 Energy Performance Certificates on record
9K
Certificates
9K
Properties
D (68)
Average Rating
£1,001
Avg Energy Cost/yr
EPC Rating
A92+
0.8%B81–91
9.4%C69–80
43.8%D55–68
37.5%68
E39–54
7.1%F21–38
1.0%G1–20
0.4%Islwyn is 0.5 points worse than the national average (D, 68.5/100).
68
Islwyn
68.5
National average
84
Potential
Rating Distribution
A
680.8%
B837
9.4%
C3,883
43.8%
D3,330
37.5%
E
6307.1%
F
881.0%
G
360.4%
Average Annual Energy Costs
| Cost Type | Islwyn | National Avg | Difference |
|---|---|---|---|
| Heating | £770/yr | £782/yr | ▼ £12 |
| Hot water | £136/yr | £184/yr | ▼ £48 |
| Lighting | £94/yr | £95/yr | ▼ £1 |
| Total | £1,001/yr | £1,061/yr | ▼ £60 |
Property Types
House
6,86677.4%
Flat
1,33115.0%
Bungalow
5876.6%
Maisonette
881.0%
Main Heating Fuel
Mains gas
8,51496.1%
Electric
2012.3%
Other
620.7%
LPG
460.5%
Oil
410.5%
CO₂ Emissions
3.5 tonnes/yr
Current average
1.7 tonnes/yr
Potential
Average floor area: 83 m²
Construction Age
Pre-1900
479
1900–1929
2,165
1930–1949
790
1950–1966
1,496
1967–1975
1,489
1976–1982
318
1983–1990
387
1991–1995
197
1996–2002
283
2003–2006
283
2007–2011
176
2012+
580
Efficiency Trend Over Time
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Islwyn has 8,872 Energy Performance Certificates on record, covering 8,594 properties. The average EPC rating is D with an efficiency score of 68 out of 100. Annual energy costs average £1,001, comprising £770 for heating, £136 for hot water and £94 for lighting. Average CO₂ emissions are 3.5 tonnes per year.