EPC Ratings in BN23
Postcode area BN23 — 4,331 Energy Performance Certificates on record
4K
Certificates
4K
Properties
C (70)
Average Rating
£895
Avg Energy Cost/yr
EPC Rating
A92+
0.2%B81–91
11.2%C69–80
53.5%70
D55–68
25.6%E39–54
8.8%F21–38
0.7%G1–20
0.1%BN23 is 1.5 points better than the national average (D, 68.5/100).
70
BN23
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
80.2%
B483
11.2%
C2,317
53.5%
D1,108
25.6%
E381
8.8%
F
300.7%
G
40.1%
Average Annual Energy Costs
| Cost Type | BN23 | National Avg | Difference |
|---|---|---|---|
| Heating | £594/yr | £782/yr | ▼ £188 |
| Hot water | £199/yr | £184/yr | ▲ £15 |
| Lighting | £101/yr | £95/yr | ▲ £6 |
| Total | £895/yr | £1,061/yr | ▼ £166 |
Property Types
House
2,35154.3%
Flat
1,32730.6%
Bungalow
51111.8%
Park home
761.8%
Maisonette
661.5%
Main Heating Fuel
Mains gas
3,60783.3%
Electric
69216.0%
LPG
180.4%
Other
140.3%
CO₂ Emissions
2.6 tonnes/yr
Current average
1.4 tonnes/yr
Potential (with improvements)
Average floor area: 81 m²
Construction Age
Pre-1900
2
1900–1929
11
1930–1949
73
1950–1966
356
1967–1975
966
1976–1982
344
1983–1990
470
1991–1995
486
1996–2002
785
2003–2006
505
2007–2011
130
2012+
164
Efficiency Trend Over Time
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The postcode area BN23 has 4,331 Energy Performance Certificates on record, covering 4,189 properties. The average EPC rating is C with an efficiency score of 70 out of 100. Annual energy costs average £895, comprising £594 for heating, £199 for hot water and £101 for lighting. Average CO₂ emissions are 2.6 tonnes per year, with the potential to reduce to 1.4 tonnes through energy efficiency improvements.