EPC Ratings in Conwy

Local Authority — 20,985 Energy Performance Certificates on record

21K

Certificates

20K

Properties

D (63)

Average Rating

£1,321

Avg Energy Cost/yr

EPC Rating

A92+

1.0%

B81–91

7.7%

C69–80

31.9%

D55–68

38.6%

E39–54

13.8%

F21–38

4.7%

G1–20

2.3%

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

Conwy

68.5

National average

Potential

Rating Distribution

2151.0%

1,6267.7%

31.9%

6,685

38.6%

8,100

13.8%

2,895

9824.7%

4822.3%

Average Annual Energy Costs

Cost Type	Conwy	National Avg	Difference
Heating	£1,024/yr	£782/yr	▲ £242
Hot water	£196/yr	£184/yr	▲ £12
Lighting	£102/yr	£95/yr	▲ £7
Total	£1,321/yr	£1,061/yr	▲ £260

Property Types

House

11,58055.2%

Flat

5,40125.7%

Bungalow

3,59917.2%

Maisonette

3991.9%

Park home

60.0%

Main Heating Fuel

Mains gas

15,53774.1%

Electric

3,09414.8%

Oil

1,0074.8%

LPG

9434.5%

Other

3801.8%

CO₂ Emissions

4.1 tonnes/yr

Current average

2.1 tonnes/yr

Potential

Average floor area: 90 m²

Construction Age

Pre-1900

3,656

1900–1929

3,338

1930–1949

2,235

1950–1966

2,187

1967–1975

2,276

1976–1982

1,399

1983–1990

1,437

1991–1995

1,072

1996–2002

858

2003–2006

483

2007–2011

521

2012+

1,247

Efficiency Trend Over Time

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Conwy has 20,985 Energy Performance Certificates on record, covering 19,776 properties. The average EPC rating is D with an efficiency score of 63 out of 100. Annual energy costs average £1,321, comprising £1,024 for heating, £196 for hot water and £102 for lighting. Average CO₂ emissions are 4.1 tonnes per year.