EPC Ratings in N4
Postcode area N4 — 11,117 Energy Performance Certificates on record
11K
Certificates
11K
Properties
C (71)
Average Rating
£755
Avg Energy Cost/yr
EPC Rating
A92+
0.0%B81–91
20.0%C69–80
45.9%71
D55–68
29.7%E39–54
3.9%F21–38
0.3%G1–20
0.1%N4 is 2.5 points better than the national average (D, 68.5/100).
71
N4
68.5
National average
79
Potential (with improvements)
Rating Distribution
A
50.0%
B2,218
20.0%
C5,101
45.9%
D3,306
29.7%
E
4373.9%
F
350.3%
G
150.1%
Average Annual Energy Costs
| Cost Type | N4 | National Avg | Difference |
|---|---|---|---|
| Heating | £530/yr | £782/yr | ▼ £252 |
| Hot water | £148/yr | £184/yr | ▼ £36 |
| Lighting | £77/yr | £95/yr | ▼ £18 |
| Total | £755/yr | £1,061/yr | ▼ £306 |
Property Types
Flat
9,07081.6%
House
1,40012.6%
Maisonette
6245.6%
Bungalow
230.2%
Main Heating Fuel
Mains gas
8,72490.0%
Electric
9319.6%
Other
310.3%
LPG
100.1%
CO₂ Emissions
2.3 tonnes/yr
Current average
1.5 tonnes/yr
Potential (with improvements)
Average floor area: 69 m²
Construction Age
Pre-1900
1,736
1900–1929
3,335
1930–1949
1,761
1950–1966
419
1967–1975
358
1976–1982
127
1983–1990
188
1991–1995
204
1996–2002
306
2003–2006
220
2007–2011
375
2012+
1,471
Efficiency Trend Over Time
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The postcode area N4 has 11,117 Energy Performance Certificates on record, covering 10,809 properties. The average EPC rating is C with an efficiency score of 71 out of 100. Annual energy costs average £755, comprising £530 for heating, £148 for hot water and £77 for lighting. Average CO₂ emissions are 2.3 tonnes per year, with the potential to reduce to 1.5 tonnes through energy efficiency improvements.