EPC Ratings in HP21
Postcode area HP21 — 4,529 Energy Performance Certificates on record
5K
Certificates
4K
Properties
C (70)
Average Rating
£911
Avg Energy Cost/yr
EPC Rating
A92+
0.1%B81–91
14.6%C69–80
47.1%70
D55–68
31.0%E39–54
6.9%F21–38
0.3%G1–20
0.0%HP21 is 1.5 points better than the national average (D, 68.5/100).
70
HP21
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
40.1%
B663
14.6%
C2,131
47.1%
D1,403
31.0%
E
3126.9%
F
150.3%
G
10.0%
Average Annual Energy Costs
| Cost Type | HP21 | National Avg | Difference |
|---|---|---|---|
| Heating | £630/yr | £782/yr | ▼ £152 |
| Hot water | £196/yr | £184/yr | ▲ £12 |
| Lighting | £85/yr | £95/yr | ▼ £10 |
| Total | £911/yr | £1,061/yr | ▼ £150 |
Property Types
House
2,99566.1%
Flat
1,27028.0%
Bungalow
1593.5%
Maisonette
1052.3%
Main Heating Fuel
Mains gas
3,50277.3%
Electric
1,00922.3%
Other
150.3%
LPG
20.0%
Oil
10.0%
CO₂ Emissions
2.8 tonnes/yr
Current average
1.5 tonnes/yr
Potential (with improvements)
Average floor area: 77 m²
Construction Age
Pre-1900
43
1900–1929
217
1930–1949
257
1950–1966
628
1967–1975
636
1976–1982
520
1983–1990
537
1991–1995
346
1996–2002
295
2003–2006
188
2007–2011
333
2012+
381
Efficiency Trend Over Time
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The postcode area HP21 has 4,529 Energy Performance Certificates on record, covering 4,339 properties. The average EPC rating is C with an efficiency score of 70 out of 100. Annual energy costs average £911, comprising £630 for heating, £196 for hot water and £85 for lighting. Average CO₂ emissions are 2.8 tonnes per year, with the potential to reduce to 1.5 tonnes through energy efficiency improvements.