EPC Ratings in NP4
Postcode area NP4 — 5,959 Energy Performance Certificates on record
6K
Certificates
6K
Properties
D (68)
Average Rating
£1,175
Avg Energy Cost/yr
EPC Rating
A92+
0.7%B81–91
6.1%C69–80
47.8%D55–68
36.8%68
E39–54
7.0%F21–38
1.2%G1–20
0.4%NP4 is 0.5 points worse than the national average (D, 68.5/100).
68
NP4
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
410.7%
B
3626.1%
C2,847
47.8%
D2,193
36.8%
E
4207.0%
F
721.2%
G
240.4%
Average Annual Energy Costs
| Cost Type | NP4 | National Avg | Difference |
|---|---|---|---|
| Heating | £917/yr | £782/yr | ▲ £135 |
| Hot water | £160/yr | £184/yr | ▼ £24 |
| Lighting | £98/yr | £95/yr | ▲ £3 |
| Total | £1,175/yr | £1,061/yr | ▲ £114 |
Property Types
House
4,27571.7%
Flat
1,20820.3%
Bungalow
3656.1%
Maisonette
1091.8%
Park home
20.0%
Main Heating Fuel
Mains gas
5,57093.8%
Electric
2123.6%
Oil
781.3%
Other
430.7%
LPG
370.6%
CO₂ Emissions
3.6 tonnes/yr
Current average
2 tonnes/yr
Potential (with improvements)
Average floor area: 85 m²
Construction Age
Pre-1900
499
1900–1929
1,372
1930–1949
515
1950–1966
1,278
1967–1975
799
1976–1982
332
1983–1990
243
1991–1995
209
1996–2002
166
2003–2006
91
2007–2011
137
2012+
230
Efficiency Trend Over Time
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The postcode area NP4 has 5,959 Energy Performance Certificates on record, covering 5,659 properties. The average EPC rating is D with an efficiency score of 68 out of 100. Annual energy costs average £1,175, comprising £917 for heating, £160 for hot water and £98 for lighting. Average CO₂ emissions are 3.6 tonnes per year, with the potential to reduce to 2 tonnes through energy efficiency improvements.