EPC Ratings in Northamptonshire
County — 23,128 Energy Performance Certificates on record
23K
Certificates
23K
Properties
D (68)
Average Rating
£841
Avg Energy Cost/yr
EPC Rating
A92+
0.3%B81–91
17.6%C69–80
34.9%D55–68
34.9%68
E39–54
10.1%F21–38
1.7%G1–20
0.4%Northamptonshire is 0.5 points worse than the national average (D, 68.5/100).
68
Northamptonshire
68.5
National average
84
Potential
Rating Distribution
A
720.3%
B4,078
17.6%
C8,063
34.9%
D8,079
34.9%
E2,335
10.1%
F
4011.7%
G
1000.4%
Average Annual Energy Costs
| Cost Type | Northamptonshire | National Avg | Difference |
|---|---|---|---|
| Heating | £628/yr | £782/yr | ▼ £154 |
| Hot water | £130/yr | £184/yr | ▼ £54 |
| Lighting | £84/yr | £95/yr | ▼ £11 |
| Total | £841/yr | £1,061/yr | ▼ £220 |
Property Types
House
17,00373.5%
Flat
4,04917.5%
Bungalow
1,7287.5%
Maisonette
3481.5%
Main Heating Fuel
Mains gas
19,03182.4%
Electric
3,01513.1%
Oil
8293.6%
LPG
1100.5%
Other
1050.5%
CO₂ Emissions
3.6 tonnes/yr
Current average
1.8 tonnes/yr
Potential
Average floor area: 91 m²
Construction Age
Pre-1900
2,436
1900–1929
1,939
1930–1949
1,385
1950–1966
2,395
1967–1975
2,360
1976–1982
1,340
1983–1990
1,779
1991–1995
1,172
1996–2002
1,763
2003–2006
1,387
2007–2011
1,140
2012+
235
Efficiency Trend Over Time
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Northamptonshire has 23,128 Energy Performance Certificates on record, covering 22,843 properties. The average EPC rating is D with an efficiency score of 68 out of 100. Annual energy costs average £841, comprising £628 for heating, £130 for hot water and £84 for lighting. Average CO₂ emissions are 3.6 tonnes per year.