EPC Ratings in Watford
Parliamentary Constituency — 17,271 Energy Performance Certificates on record
17K
Certificates
17K
Properties
C (70)
Average Rating
£904
Avg Energy Cost/yr
EPC Rating
A92+
0.2%B81–91
20.6%C69–80
36.5%70
D55–68
34.4%E39–54
7.5%F21–38
0.7%G1–20
0.2%Watford is 1.5 points better than the national average (D, 68.5/100).
70
Watford
68.5
National average
82
Potential
Rating Distribution
A
290.2%
B3,550
20.6%
C6,296
36.5%
D5,935
34.4%
E
1,3007.5%
F
1210.7%
G
400.2%
Average Annual Energy Costs
| Cost Type | Watford | National Avg | Difference |
|---|---|---|---|
| Heating | £639/yr | £782/yr | ▼ £143 |
| Hot water | £175/yr | £184/yr | ▼ £9 |
| Lighting | £91/yr | £95/yr | ▼ £4 |
| Total | £904/yr | £1,061/yr | ▼ £157 |
Property Types
Flat
8,26447.8%
House
7,82145.3%
Maisonette
6473.7%
Bungalow
5393.1%
Main Heating Fuel
Mains gas
12,88178.5%
Electric
3,45021.0%
Other
640.4%
Oil
60.0%
LPG
10.0%
CO₂ Emissions
2.9 tonnes/yr
Current average
1.6 tonnes/yr
Potential
Average floor area: 77 m²
Construction Age
Pre-1900
868
1900–1929
2,638
1930–1949
2,829
1950–1966
2,091
1967–1975
754
1976–1982
483
1983–1990
1,040
1991–1995
837
1996–2002
680
2003–2006
667
2007–2011
1,112
2012+
2,716
Efficiency Trend Over Time
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Watford has 17,271 Energy Performance Certificates on record, covering 16,577 properties. The average EPC rating is C with an efficiency score of 70 out of 100. Annual energy costs average £904, comprising £639 for heating, £175 for hot water and £91 for lighting. Average CO₂ emissions are 2.9 tonnes per year.