EPC Ratings in TN21
Postcode area TN21 — 2,670 Energy Performance Certificates on record
3K
Certificates
3K
Properties
D (67)
Average Rating
£1,310
Avg Energy Cost/yr
EPC Rating
A92+
0.6%B81–91
18.4%C69–80
31.5%D55–68
32.8%67
E39–54
11.8%F21–38
3.7%G1–20
1.1%TN21 is 1.5 points worse than the national average (D, 68.5/100).
67
TN21
68.5
National average
84
Potential (with improvements)
Rating Distribution
A
170.6%
B492
18.4%
C842
31.5%
D875
32.8%
E316
11.8%
F
993.7%
G
291.1%
Average Annual Energy Costs
| Cost Type | TN21 | National Avg | Difference |
|---|---|---|---|
| Heating | £988/yr | £782/yr | ▲ £206 |
| Hot water | £209/yr | £184/yr | ▲ £25 |
| Lighting | £112/yr | £95/yr | ▲ £17 |
| Total | £1,310/yr | £1,061/yr | ▲ £249 |
Property Types
House
1,70463.8%
Flat
53820.1%
Bungalow
39614.8%
Maisonette
311.2%
Park home
10.0%
Main Heating Fuel
Mains gas
1,75967.2%
Electric
42016.0%
Oil
37314.2%
LPG
421.6%
Other
240.9%
CO₂ Emissions
4.1 tonnes/yr
Current average
2.1 tonnes/yr
Potential (with improvements)
Average floor area: 110 m²
Construction Age
Pre-1900
210
1900–1929
269
1930–1949
187
1950–1966
303
1967–1975
326
1976–1982
154
1983–1990
318
1991–1995
128
1996–2002
87
2003–2006
60
2007–2011
73
2012+
376
Efficiency Trend Over Time
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The postcode area TN21 has 2,670 Energy Performance Certificates on record, covering 2,553 properties. The average EPC rating is D with an efficiency score of 67 out of 100. Annual energy costs average £1,310, comprising £988 for heating, £209 for hot water and £112 for lighting. Average CO₂ emissions are 4.1 tonnes per year, with the potential to reduce to 2.1 tonnes through energy efficiency improvements.