EPC Ratings in Chiltern
Local Authority — 508 Energy Performance Certificates on record
508
Certificates
506
Properties
D (66)
Average Rating
£988
Avg Energy Cost/yr
EPC Rating
A92+
0.0%B81–91
13.0%C69–80
31.9%D55–68
37.2%66
E39–54
14.2%F21–38
3.5%G1–20
0.2%Chiltern is 2.5 points worse than the national average (D, 68.5/100).
66
Chiltern
68.5
National average
81
Potential
Rating Distribution
A
00.0%
B66
13.0%
C162
31.9%
D189
37.2%
E72
14.2%
F
183.5%
G
10.2%
Average Annual Energy Costs
| Cost Type | Chiltern | National Avg | Difference |
|---|---|---|---|
| Heating | £749/yr | £782/yr | ▼ £33 |
| Hot water | £145/yr | £184/yr | ▼ £39 |
| Lighting | £94/yr | £95/yr | ▼ £1 |
| Total | £988/yr | £1,061/yr | ▼ £73 |
Property Types
House
31862.6%
Flat
14228.0%
Bungalow
397.7%
Maisonette
91.8%
Main Heating Fuel
Mains gas
38480.0%
Electric
6914.4%
Oil
224.6%
Other
30.6%
LPG
20.4%
CO₂ Emissions
4.3 tonnes/yr
Current average
2.3 tonnes/yr
Potential
Average floor area: 107 m²
Construction Age
Pre-1900
27
1900–1929
54
1930–1949
48
1950–1966
97
1967–1975
63
1976–1982
35
1983–1990
38
1991–1995
14
1996–2002
18
2003–2006
15
2007–2011
14
Efficiency Trend Over Time
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Chiltern has 508 Energy Performance Certificates on record, covering 506 properties. The average EPC rating is D with an efficiency score of 66 out of 100. Annual energy costs average £988, comprising £749 for heating, £145 for hot water and £94 for lighting. Average CO₂ emissions are 4.3 tonnes per year.