PROPERTY ENERGY EFFICIENCY CERTIFICATE DETAILS
Cornwall Avenue, SLOUGH, SL2 1AZ

Introduction

Energy Performance Certificates (EPCs) are designed to tell you how efficient a building is and provides a rating between A (very efficient) and G which is inefficient. It helps to identify how costly it will be to light and heat a property and what the carbon dioxide emissions are likely to be.

An EPC needs to be provided as part of the process of selling or renting a house and should be availale as soon as the property is marketed. An EPC may only be produced by an approved domestic energy assessor and each certificate is valid for 10 years.

Additionally, an EPC will highlight potential efficiency improvements that could be made to the property, an estimated cost for implementation and the likely savings that can be made as a result. These costs and savings are for a typical household in that property and not specific to you or your family.

Certificates issued for Cornwall Avenue, SL2 1AZ are shown below and the data are updated monthly for England and Wales and quarterly for properties in Scotland.

Data are provided by the Department for Levelling Up, Housing and Communities.

Energy Performance Certificates Generated for Cornwall Avenue, SLOUGH, SL2 1AZ
Period Covered: 2008 - 30 September 2024

Address
Inspection Date
Current
Potential
Property Type
Built Form
Constructed
Address
10 Cornwall Avenue
Date
12 Jun 2019
Current
Potential
65
76
Property Type
Flat
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
12 Jun 2019
65
76
14 May 2009
68
79
Total Floor Area
51 sq m
Current CO2 Emissions Level
2.5
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
48
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
12 Cornwall Avenue
Date
25 Mar 2010
Current
Potential
66
74
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
25 Mar 2010
66
74
19 Oct 2009
66
74
Total Floor Area
52 sq m
Current CO2 Emissions Level
2.8
Potential CO2 Emissions Level
2.2
CO2 per sq m per Year
55
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
12 CORNWALL AVENUE, SLOUGH
Date
2 Oct 2020
Current
Potential
67
78
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
2 Oct 2020
67
78
Total Floor Area
51 sq m
Current CO2 Emissions Level
2.2
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
44
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
14 Cornwall Avenue
Date
8 Jun 2022
Current
Potential
71
78
Property Type
Flat
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
8 Jun 2022
71
78
7 Aug 2016
53
75
Total Floor Area
45 sq m
Current CO2 Emissions Level
1.8
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
40
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
16 CORNWALL AVENUE
Date
16 Jul 2021
Current
Potential
69
76
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
16 Jul 2021
69
76
Total Floor Area
50 sq m
Current CO2 Emissions Level
2.1
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
42
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
18 Cornwall Avenue
Date
9 May 2017
Current
Potential
60
88
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
9 May 2017
60
88
Total Floor Area
68 sq m
Current CO2 Emissions Level
3.5
Potential CO2 Emissions Level
0.8
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
1
Address
2 Cornwall Avenue
Date
29 Apr 2013
Current
Potential
44
80
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
29 Apr 2013
44
80
Total Floor Area
65 sq m
Current CO2 Emissions Level
4.9
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
76
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
20 Cornwall Avenue
Date
8 Feb 2014
Current
Potential
55
90
Property Type
House
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
8 Feb 2014
55
90
Total Floor Area
64 sq m
Current CO2 Emissions Level
3.7
Potential CO2 Emissions Level
0.5
CO2 per sq m per Year
58
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
28 Cornwall Avenue
Date
17 Jul 2022
Current
Potential
66
77
Property Type
Maisonette
Built Form
End-Terrace
Constructed
1967-1975
+
Certificate History
17 Jul 2022
66
77
18 Apr 2012
48
76
Total Floor Area
54 sq m
Current CO2 Emissions Level
2.5
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
47
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
30 CORNWALL AVENUE
Date
15 Jun 2021
Current
Potential
71
78
Property Type
Flat
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
15 Jun 2021
71
78
Total Floor Area
50 sq m
Current CO2 Emissions Level
1.9
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
37
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
32 Cornwall Avenue
Date
11 Nov 2021
Current
Potential
66
68
Property Type
Maisonette
Built Form
Mid-Terrace
Constructed
before 1900
+
Certificate History
11 Nov 2021
66
68
25 May 2011
59
64
Total Floor Area
44 sq m
Current CO2 Emissions Level
2.2
Potential CO2 Emissions Level
2.1
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
34 Cornwall Avenue
Date
8 Sep 2021
Current
Potential
71
77
Property Type
Flat
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
8 Sep 2021
71
77
5 Jun 2010
67
77
Total Floor Area
49 sq m
Current CO2 Emissions Level
1.8
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
38
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
36 Cornwall Avenue
Date
26 May 2015
Current
Potential
59
66
Property Type
Flat
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
26 May 2015
59
66
Total Floor Area
49 sq m
Current CO2 Emissions Level
3.0
Potential CO2 Emissions Level
2.3
CO2 per sq m per Year
62
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
38 CORNWALL AVENUE
Date
3 Aug 2021
Current
Potential
69
75
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1950-1966
+
Certificate History
3 Aug 2021
69
75
Total Floor Area
48 sq m
Current CO2 Emissions Level
2.0
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
41
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
38 Cornwall Avenue
Date
1 Aug 2011
Current
Potential
74
76
Property Type
Maisonette
Built Form
N/A
Constructed
1950-1966
+
Certificate History
1 Aug 2011
74
76
Total Floor Area
53 sq m
Current CO2 Emissions Level
1.8
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
33
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
40 Cornwall Avenue
Date
1 Jun 2014
Current
Potential
65
77
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
1 Jun 2014
65
77
Total Floor Area
50 sq m
Current CO2 Emissions Level
2.3
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
47
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
42 Cornwall Avenue
Date
2 Sep 2014
Current
Potential
58
85
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
2 Sep 2014
58
85
25 Feb 2013
6
87
Total Floor Area
119 sq m
Current CO2 Emissions Level
5.5
Potential CO2 Emissions Level
1.7
CO2 per sq m per Year
46
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
46 Cornwall Avenue
Date
13 Feb 2015
Current
Potential
63
80
Property Type
House
Built Form
Mid-Terrace
Constructed
1900-1929
+
Certificate History
13 Feb 2015
63
80
Total Floor Area
75 sq m
Current CO2 Emissions Level
3.5
Potential CO2 Emissions Level
1.8
CO2 per sq m per Year
47
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
50 Cornwall Avenue
Date
22 May 2016
Current
Potential
57
75
Property Type
Flat
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
22 May 2016
57
75
Total Floor Area
49 sq m
Current CO2 Emissions Level
3.1
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
64
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
52 Cornwall Avenue
Date
2 Jul 2017
Current
Potential
69
79
Property Type
Flat
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
2 Jul 2017
69
79
Total Floor Area
54 sq m
Current CO2 Emissions Level
2.2
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
41
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
56 Cornwall Avenue
Date
27 Feb 2023
Current
Potential
73
79
Property Type
Flat
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
27 Feb 2023
73
79
23 Dec 2010
62
72
Total Floor Area
58 sq m
Current CO2 Emissions Level
1.9
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
34
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
58 Cornwall Avenue
Date
12 Nov 2021
Current
Potential
72
78
Property Type
Flat
Built Form
Mid-Terrace
Constructed
1900-1929
+
Certificate History
12 Nov 2021
72
78
29 Jul 2009
60
65
Total Floor Area
61 sq m
Current CO2 Emissions Level
2.1
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
34
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
6 Cornwall Avenue
Date
23 Jun 2022
Current
Potential
67
87
Property Type
House
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
23 Jun 2022
67
87
Total Floor Area
69 sq m
Current CO2 Emissions Level
2.9
Potential CO2 Emissions Level
1.0
CO2 per sq m per Year
41
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
60 Cornwall Avenue
Date
12 Jul 2024
Current
Potential
73
77
Property Type
Flat
Built Form
Mid-Terrace
Constructed
1900-1929
+
Certificate History
12 Jul 2024
73
77
Total Floor Area
48 sq m
Current CO2 Emissions Level
1.7
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
35
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
62 Cornwall Avenue
Date
2 Apr 2014
Current
Potential
63
77
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1950-1966
+
Certificate History
2 Apr 2014
63
77
Total Floor Area
56 sq m
Current CO2 Emissions Level
2.7
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
49
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
64 Cornwall Avenue
Date
27 Feb 2024
Current
Potential
71
78
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
27 Feb 2024
71
78
8 Jun 2010
74
74
Total Floor Area
51 sq m
Current CO2 Emissions Level
1.9
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
37
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
66 Cornwall Avenue
Date
7 Jun 2010
Current
Potential
62
65
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
7 Jun 2010
62
65
Total Floor Area
80 sq m
Current CO2 Emissions Level
4.1
Potential CO2 Emissions Level
3.9
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
66 CORNWALL AVENUE, SLOUGH
Date
13 Oct 2020
Current
Potential
60
80
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
13 Oct 2020
60
80
Total Floor Area
71 sq m
Current CO2 Emissions Level
3.6
Potential CO2 Emissions Level
1.7
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
70 Cornwall Avenue
Date
17 May 2023
Current
Potential
69
90
Property Type
House
Built Form
Mid-Terrace
Constructed
1900-1929
+
Certificate History
17 May 2023
69
90
14 Feb 2013
56
90
Total Floor Area
63 sq m
Current CO2 Emissions Level
2.5
Potential CO2 Emissions Level
0.6
CO2 per sq m per Year
39
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
72 Cornwall Avenue
Date
22 Nov 2012
Current
Potential
51
74
Property Type
House
Built Form
End-Terrace
Constructed
1950-1966
+
Certificate History
22 Nov 2012
51
74
Total Floor Area
129 sq m
Current CO2 Emissions Level
6.7
Potential CO2 Emissions Level
3.2
CO2 per sq m per Year
52
Mains Gas Available
Yes
Habitable Rooms
6
Number of Extensions
1
Address
74 Cornwall Avenue
Date
20 Feb 2015
Current
Potential
70
77
Property Type
Flat
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
20 Feb 2015
70
77
Total Floor Area
47 sq m
Current CO2 Emissions Level
1.9
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
40
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
78 Cornwall Avenue
Date
2 May 2022
Current
Potential
64
74
Property Type
Flat
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
2 May 2022
64
74
6 Aug 2012
63
74
Total Floor Area
46 sq m
Current CO2 Emissions Level
2.4
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
8 CORNWALL AVENUE
Date
5 Jul 2021
Current
Potential
61
89
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
5 Jul 2021
61
89
Total Floor Area
53 sq m
Current CO2 Emissions Level
3.0
Potential CO2 Emissions Level
0.5
CO2 per sq m per Year
56
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
8 Cornwall Avenue
Date
7 Jun 2011
Current
Potential
65
71
Property Type
House
Built Form
End-Terrace
Constructed
1950-1966
+
Certificate History
7 Jun 2011
65
71
7 Jan 2011
52
59
Total Floor Area
62 sq m
Current CO2 Emissions Level
2.8
Potential CO2 Emissions Level
2.2
CO2 per sq m per Year
46
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
0
Address
80 Cornwall Avenue
Date
16 Oct 2012
Current
Potential
56
65
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
16 Oct 2012
56
65
Total Floor Area
51 sq m
Current CO2 Emissions Level
3.1
Potential CO2 Emissions Level
2.3
CO2 per sq m per Year
62
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
82 CORNWALL AVENUE
Date
27 May 2021
Current
Potential
58
82
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
27 May 2021
58
82
Total Floor Area
65 sq m
Current CO2 Emissions Level
3.7
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
57
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
82 Cornwall Avenue
Date
24 Feb 2009
Current
Potential
48
58
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
24 Feb 2009
48
58
Total Floor Area
65 sq m
Current CO2 Emissions Level
4.7
Potential CO2 Emissions Level
3.6
CO2 per sq m per Year
71
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
84 Cornwall Avenue
Date
9 Sep 2024
Current
Potential
62
85
Property Type
House
Built Form
Mid-Terrace
Constructed
1900-1929
+
Certificate History
9 Sep 2024
62
85
Total Floor Area
71 sq m
Current CO2 Emissions Level
3.5
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
49
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
86 Cornwall Avenue
Date
31 Oct 2022
Current
Potential
62
76
Property Type
House
Built Form
Mid-Terrace
Constructed
1930-1949
+
Certificate History
31 Oct 2022
62
76
Total Floor Area
78 sq m
Current CO2 Emissions Level
3.7
Potential CO2 Emissions Level
2.2
CO2 per sq m per Year
47
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
88 Cornwall Avenue
Date
15 Oct 2013
Current
Potential
59
84
Property Type
House
Built Form
End-Terrace
Constructed
1930-1949
+
Certificate History
15 Oct 2013
59
84
Total Floor Area
66 sq m
Current CO2 Emissions Level
3.5
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
52
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
90 Cornwall Avenue
Date
16 Jan 2019
Current
Potential
62
71
Property Type
Flat
Built Form
Detached
Constructed
1983-1990
+
Certificate History
16 Jan 2019
62
71
Total Floor Area
61 sq m
Current CO2 Emissions Level
3.1
Potential CO2 Emissions Level
2.2
CO2 per sq m per Year
50
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Bands

A
92 - 100
B
81 - 91
C
69 - 80
D
55 -68
E
39 -54
F
54 -38
G
0 - 20

Energy Performance Certificate Notes

There are a number of reasons that certificates are excluded from the dataset;

  • The holder of the energy certificate has 'opted-out' of disclosure
  • The certificate is excluded on the grounds of national security
  • Certificates that are marked as 'cancelled' or 'not for issue'

Certificates are grouped together by the property reference identifier rather than the postal address with a view to showing the history of changes made to properties over time. Sometimes, one property may exist as multiple entries in the table instead and this is as a result of inconsistent building references being used on each prepared certificate.

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