EPC Ratings in Welwyn Hatfield
Local Authority — 22,693 Energy Performance Certificates on record
23K
Certificates
22K
Properties
C (71)
Average Rating
£955
Avg Energy Cost/yr
EPC Rating
A92+
0.5%B81–91
12.0%C69–80
58.2%71
D55–68
24.9%E39–54
3.7%F21–38
0.6%G1–20
0.1%Welwyn Hatfield is 2.5 points better than the national average (D, 68.5/100).
71
Welwyn Hatfield
68.5
National average
82
Potential
Rating Distribution
A
1050.5%
B2,726
12.0%
C13,202
58.2%
D5,652
24.9%
E
8403.7%
F
1470.6%
G
210.1%
Average Annual Energy Costs
| Cost Type | Welwyn Hatfield | National Avg | Difference |
|---|---|---|---|
| Heating | £685/yr | £782/yr | ▼ £97 |
| Hot water | £178/yr | £184/yr | ▼ £6 |
| Lighting | £92/yr | £95/yr | ▼ £3 |
| Total | £955/yr | £1,061/yr | ▼ £106 |
Property Types
House
12,69555.9%
Flat
7,61133.5%
Bungalow
1,8868.3%
Maisonette
4982.2%
Park home
30.0%
Main Heating Fuel
Mains gas
19,70489.0%
Electric
2,1949.9%
Oil
1370.6%
LPG
530.2%
Other
440.2%
CO₂ Emissions
2.9 tonnes/yr
Current average
1.6 tonnes/yr
Potential
Average floor area: 82 m²
Construction Age
Pre-1900
258
1900–1929
832
1930–1949
2,362
1950–1966
7,610
1967–1975
2,318
1976–1982
1,644
1983–1990
1,697
1991–1995
639
1996–2002
670
2003–2006
1,344
2007–2011
767
2012+
2,135
Efficiency Trend Over Time
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Welwyn Hatfield has 22,693 Energy Performance Certificates on record, covering 21,675 properties. The average EPC rating is C with an efficiency score of 71 out of 100. Annual energy costs average £955, comprising £685 for heating, £178 for hot water and £92 for lighting. Average CO₂ emissions are 2.9 tonnes per year.