EPC Ratings in NN8
Postcode area NN8 — 10,644 Energy Performance Certificates on record
11K
Certificates
10K
Properties
C (74)
Average Rating
£883
Avg Energy Cost/yr
EPC Rating
A92+
2.6%B81–91
30.4%C69–80
37.9%74
D55–68
24.7%E39–54
3.6%F21–38
0.6%G1–20
0.1%NN8 is 5.5 points better than the national average (D, 68.5/100).
74
NN8
68.5
National average
86
Potential (with improvements)
Rating Distribution
A
2812.6%
B3,239
30.4%
C4,039
37.9%
D2,624
24.7%
E
3833.6%
F
690.6%
G
90.1%
Average Annual Energy Costs
| Cost Type | NN8 | National Avg | Difference |
|---|---|---|---|
| Heating | £634/yr | £782/yr | ▼ £148 |
| Hot water | £158/yr | £184/yr | ▼ £26 |
| Lighting | £91/yr | £95/yr | ▼ £4 |
| Total | £883/yr | £1,061/yr | ▼ £178 |
Property Types
House
8,07675.9%
Flat
1,87117.6%
Bungalow
4334.1%
Maisonette
2642.5%
Main Heating Fuel
Mains gas
9,68091.0%
Electric
9418.8%
Other
190.2%
Oil
10.0%
CO₂ Emissions
2.6 tonnes/yr
Current average
1.3 tonnes/yr
Potential (with improvements)
Average floor area: 84 m²
Construction Age
Pre-1900
816
1900–1929
827
1930–1949
711
1950–1966
888
1967–1975
1,339
1976–1982
549
1983–1990
682
1991–1995
368
1996–2002
408
2003–2006
328
2007–2011
312
2012+
3,186
Efficiency Trend Over Time
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The postcode area NN8 has 10,644 Energy Performance Certificates on record, covering 10,406 properties. The average EPC rating is C with an efficiency score of 74 out of 100. Annual energy costs average £883, comprising £634 for heating, £158 for hot water and £91 for lighting. Average CO₂ emissions are 2.6 tonnes per year, with the potential to reduce to 1.3 tonnes through energy efficiency improvements.