Finding extended homes…
These only choose where you start. Every page and every lens is still one tap away.
Sign in to keep them on every device →Finding extended homes…
Homes within 1 km whose energy certificates show the floor area growing: extensions, loft and garage conversions. Tap a home on the map or in the list for its full history. Back to TW18 2DH
Not every extension shows here. We only see building work when a new energy certificate is lodged, which happens when a home is sold, let or newly built. A loft or extension added since then won't appear, even with planning permission and building control sign-off, because those records aren't published as open data outside London. Missing work doesn't mean missing paperwork.
| Home | Before | After | Added | Recorded |
|---|---|---|---|---|
| 6, Riverfield Road506 m away | 178 m² | 394 m² | +216 m² +121% | 2017 |
| 11, Mayfield Gardens892 m away | 91 m² | 224 m² | +133 m² +146% | 2024 |
| 34, Laleham Road481 m away | 90 m² | 223 m² | +133 m² +148% | 2016 |
| Jonmari, Cotswold Close111 m away | 110 m² | 229 m² | +119 m² +108% | 2025 |
| 47, Chertsey Lane705 m away | 83 m² | 197 m² | +114 m² +137% | 2025 |
| 61, Penton Road856 m away | 98 m² | 207 m² | +109 m² +111% | 2025 |
| 166, Commercial Road614 m away | 92 m² | 195 m² | +103 m² +112% | 2016 |
| 231, Laleham Road726 m away | 273 m² | 371 m² | +98 m² +36% | 2015 |
| 75a, Chertsey Lane705 m away |
From energy performance certificates (MHCLG): a later certificate shows at least 15 m² and 15% more floor area than an earlier one (and no more than 2.5 times, to leave out typing errors). Some changes come from a more careful measurement rather than building work. Addresses: HM Land Registry. Contains HM Land Registry data © Crown copyright and database right 2026, OGL v3.0.
| 81 m² |
| 179 m² |
| +98 m² +121% |
| 2011 |
| 73, Worple Avenue791 m away | 83 m² | 174 m² | +91 m² +110% | 2026 |
|---|
| 2, Meadow Croft111 m away | 82 m² | 172 m² | +90 m² +110% | 2015 |
|---|
| 129, London Road688 m away | 62 m² | 145 m² | +83 m² +134% | 2025 |
|---|
| 7, Penton Road692 m away | 116 m² | 197 m² | +81 m² +70% | 2015 |
|---|
| 150, Laleham Road884 m away | 153 m² | 233 m² | +80 m² +52% | 2015 |
|---|
| 1, Meadow Croft, Cotswold Close111 m away | 61 m² | 140 m² | +79 m² +130% | 2024 |
|---|
| 49, Laleham Road412 m away | 123 m² | 202 m² | +79 m² +64% | 2023 |
|---|
| 6, Avondale Avenue966 m away | 73 m² | 152 m² | +79 m² +108% | 2023 |
|---|
| 65, Penton Road856 m away | 94 m² | 170 m² | +76 m² +81% | 2020 |
|---|
| 18, Cherry Tree Avenue937 m away | 68 m² | 142 m² | +74 m² +109% | 2026 |
|---|
| 185, Commercial Road677 m away | 76 m² | 150 m² | +74 m² +97% | 2020 |
|---|
| 16, Hurstdene Avenue853 m away | 104 m² | 174 m² | +70 m² +67% | 2024 |
|---|
| 5, Knightsbridge Crescent734 m away | 105 m² | 169 m² | +64 m² +61% | 2025 |
|---|
| 19, Sidney Road556 m away | 134 m² | 196 m² | +62 m² +46% | 2023 |
|---|
| 8, Mayfield Gardens892 m away | 84 m² | 145 m² | +61 m² +73% | 2025 |
|---|
| 104, Laleham Road614 m away | 105 m² | 165 m² | +60 m² +57% | 2025 |
|---|
| 12, Grosvenor Road842 m away | 90 m² | 150 m² | +60 m² +67% | 2019 |
|---|
| 6, Greenlake Terrace767 m away | 64 m² | 124 m² | +60 m² +94% | 2016 |
|---|
| 22, Meadway Close869 m away | 83 m² | 141 m² | +58 m² +70% | 2026 |
|---|
| 24, Worple Avenue794 m away | 69 m² | 127 m² | +58 m² +84% | 2019 |
|---|
| 169, London Road809 m away | 90 m² | 145 m² | +55 m² +61% | 2024 |
|---|
| Flat 27, Lily House, 2, Eden Grove655 m away | 41 m² | 95 m² | +54 m² +132% | 2025 |
|---|
| 1, Farnell Road890 m away | 66 m² | 120 m² | +54 m² +82% | 2025 |
|---|
| 8, Knowle Park Avenue404 m away | 132 m² | 186 m² | +54 m² +41% | 2023 |
|---|
| 19, Laleham Road473 m away | 66 m² | 120 m² | +54 m² +82% | 2021 |
|---|
| 9, Worple Road672 m away | 79 m² | 130 m² | +51 m² +65% | 2025 |
|---|
| 6, Beehive Road302 m away | 47 m² | 98 m² | +51 m² +109% | 2021 |
|---|
| 7, Homestead Road636 m away | 60 m² | 110 m² | +50 m² +83% | 2020 |
|---|
| 20, Duncombe Court, Thames Side863 m away | 92 m² | 142 m² | +50 m² +54% | 2016 |
|---|
| 145, Grosvenor Road908 m away | 101 m² | 150 m² | +49 m² +49% | 2025 |
|---|
| 132, Lavender House, 1, Eden Grove621 m away | 57 m² | 106 m² | +49 m² +86% | 2024 |
|---|
| 86, Worple Road787 m away | 62 m² | 111 m² | +49 m² +79% | 2014 |
|---|
| 29, Chestnut Grove949 m away | 68 m² | 117 m² | +49 m² +72% | 2014 |
|---|
| 33, Sidney Road556 m away | 110 m² | 156 m² | +46 m² +42% | 2024 |
|---|
| 59, Sidney Road556 m away | 127 m² | 172 m² | +45 m² +35% | 2025 |
|---|
| 34, Guildford Street526 m away | 69 m² | 113 m² | +44 m² +64% | 2025 |
|---|
| 44, Gordon Close487 m away | 106 m² | 150 m² | +44 m² +42% | 2024 |
|---|
| 113, Laleham Road423 m away | 134 m² | 178 m² | +44 m² +33% | 2023 |
|---|
| 22, Knightsbridge Crescent734 m away | 95 m² | 139 m² | +44 m² +46% | 2015 |
|---|
| 3, Hurstdene Avenue853 m away | 95 m² | 137 m² | +42 m² +44% | 2026 |
|---|
| 10, Meadway907 m away | 121 m² | 163 m² | +42 m² +35% | 2026 |
|---|
| 35, Mayfield Gardens892 m away | 147 m² | 189 m² | +42 m² +29% | 2024 |
|---|
| 2, Stainash Crescent599 m away | 66 m² | 108 m² | +42 m² +64% | 2020 |
|---|
| 12, Cherry Tree Avenue937 m away | 92 m² | 133 m² | +41 m² +45% | 2025 |
|---|
| 25, Carlyle Road790 m away | 114 m² | 154 m² | +40 m² +35% | 2019 |
|---|
| 39, Bremer Road917 m away | 61 m² | 101 m² | +40 m² +66% | 2019 |
|---|
| 40, Chestnut Grove912 m away | 74 m² | 114 m² | +40 m² +54% | 2018 |
|---|
| 22, Kestrel Avenue914 m away | 110 m² | 150 m² | +40 m² +36% | 2014 |
|---|
| 17, Grosvenor Road863 m away | 84 m² | 123 m² | +39 m² +46% | 2021 |
|---|
| 13, Farm Road609 m away | 55 m² | 93 m² | +38 m² +69% | 2024 |
|---|
| 172, Commercial Road696 m away | 119 m² | 157 m² | +38 m² +32% | 2024 |
|---|
| 4, Bremer Road917 m away | 70 m² | 108 m² | +38 m² +54% | 2020 |
|---|
| 3, Worple Avenue791 m away | 88 m² | 125 m² | +37 m² +42% | 2020 |
|---|
| 26, Farm Road609 m away | 70 m² | 107 m² | +37 m² +53% | 2016 |
|---|
| 17, Parkside Place672 m away | 105 m² | 142 m² | +37 m² +35% | 2016 |
|---|
| 29, Hurstdene Avenue969 m away | 99 m² | 136 m² | +37 m² +37% | 2014 |
|---|
| 87, Worple Avenue791 m away | 79 m² | 115 m² | +36 m² +46% | 2026 |
|---|
| 12, Coopers Close683 m away | 73 m² | 109 m² | +36 m² +49% | 2025 |
|---|
| 23, Meadway Close869 m away | 84 m² | 120 m² | +36 m² +43% | 2017 |
|---|
| 19, Penton Road692 m away | 95 m² | 130 m² | +35 m² +37% | 2022 |
|---|
| 1, Penton Road692 m away | 115 m² | 149 m² | +34 m² +30% | 2023 |
|---|
| 20, Park Avenue337 m away | 107 m² | 139 m² | +32 m² +30% | 2020 |
|---|
| 113, Grosvenor Road908 m away | 116 m² | 147 m² | +31 m² +27% | 2026 |
|---|
| 15, Georgian Close652 m away | 117 m² | 148 m² | +31 m² +26% | 2025 |
|---|
| 66, Knightsbridge Crescent734 m away | 95 m² | 126 m² | +31 m² +33% | 2025 |
|---|
| 29, Manor Place493 m away | 44 m² | 74 m² | +30 m² +68% | 2026 |
|---|
| 1, Chiltern Close227 m away | 110 m² | 140 m² | +30 m² +27% | 2025 |
|---|
| 80, Edgell Road154 m away | 73 m² | 103 m² | +30 m² +41% | 2023 |
|---|
| 22, Worple Road617 m away | 103 m² | 133 m² | +30 m² +29% | 2021 |
|---|
| 15, Hurstdene Avenue853 m away | 133 m² | 163 m² | +30 m² +23% | 2021 |
|---|
| 49, Cherry Tree Avenue908 m away | 84 m² | 113 m² | +29 m² +35% | 2025 |
|---|
| 13, Eton Court410 m away | 76 m² | 105 m² | +29 m² +38% | 2020 |
|---|
| Flat 19, Ash House, Fairfield Avenue718 m away | 51 m² | 78 m² | +27 m² +53% | 2025 |
|---|
| Flat 26, Ash House, Fairfield Avenue718 m away | 51 m² | 78 m² | +27 m² +53% | 2025 |
|---|
| Flat 40, Ash House, Fairfield Avenue718 m away | 51 m² | 78 m² | +27 m² +53% | 2025 |
|---|
| Flat 12, Ash House, Fairfield Avenue718 m away | 51 m² | 78 m² | +27 m² +53% | 2025 |
|---|
| 32, Guildford Street526 m away | 86 m² | 113 m² | +27 m² +31% | 2024 |
|---|
| 81, Wapshott Road944 m away | 76 m² | 103 m² | +27 m² +36% | 2024 |
|---|
| 2, Broadacre0 m away | 113 m² | 140 m² | +27 m² +24% | 2023 |
|---|
| 152, Laleham Road884 m away | 150 m² | 177 m² | +27 m² +18% | 2019 |
|---|
| Flat 5, Ash House, Fairfield Avenue718 m away | 52 m² | 78 m² | +26 m² +50% | 2025 |
|---|
| Flat 33, Ash House, Fairfield Avenue718 m away | 51 m² | 77 m² | +26 m² +51% | 2025 |
|---|
| 35, Worple Road942 m away | 84 m² | 110 m² | +26 m² +31% | 2025 |
|---|
| 57, Nursery Gardens963 m away | 79 m² | 105 m² | +26 m² +33% | 2025 |
|---|
| 53, Gordon Close528 m away | 83 m² | 109 m² | +26 m² +31% | 2021 |
|---|
| 43, Meadway949 m away | 74 m² | 100 m² | +26 m² +35% | 2015 |
|---|
| Flat 17, Ash House, Fairfield Avenue718 m away | 53 m² | 78 m² | +25 m² +47% | 2024 |
|---|
| 10, Murdoch Close112 m away | 74 m² | 99 m² | +25 m² +34% | 2023 |
|---|
| 57a, Chertsey Lane705 m away | 155 m² | 180 m² | +25 m² +16% | 2014 |
|---|
| 14, Waterside, 12, Thames Street762 m away | 53 m² | 77 m² | +24 m² +45% | 2026 |
|---|
| 6, Chertsey Lane814 m away | 96 m² | 120 m² | +24 m² +25% | 2025 |
|---|
| 131, Grosvenor Road908 m away | 122 m² | 146 m² | +24 m² +20% | 2025 |
|---|
| 20, Worple Road617 m away | 83 m² | 107 m² | +24 m² +29% | 2022 |
|---|
| 4, London Road579 m away | 60 m² | 84 m² | +24 m² +40% | 2021 |
|---|
| 52, Knightsbridge Crescent734 m away | 93 m² | 117 m² | +24 m² +26% | 2019 |
|---|
| 5, Kestrel Avenue914 m away | 107 m² | 131 m² | +24 m² +22% | 2019 |
|---|
| 77, Gresham Road190 m away | 42 m² | 66 m² | +24 m² +57% | 2017 |
|---|
| 26, High Street785 m away | 48 m² | 72 m² | +24 m² +50% | 2016 |
|---|
| 12, Knightsbridge Crescent734 m away | 48 m² | 71 m² | +23 m² +48% | 2026 |
|---|
| 83, Nursery Gardens770 m away | 78 m² | 101 m² | +23 m² +29% | 2025 |
|---|
| 134, Laleham Road705 m away | 95 m² | 118 m² | +23 m² +24% | 2020 |
|---|
| Flat 23, Thames Edge Court, Clarence Street947 m away | 89 m² | 112 m² | +23 m² +26% | 2019 |
|---|
| 7, Lark Avenue968 m away | 107 m² | 130 m² | +23 m² +21% | 2015 |
|---|
| 9, Guildford Street526 m away | 81 m² | 104 m² | +23 m² +28% | 2014 |
|---|
| 9, Duncombe Court, Thames Side863 m away | 47 m² | 70 m² | +23 m² +49% | 2014 |
|---|
| 48, Parkside Place672 m away | 78 m² | 100 m² | +22 m² +28% | 2026 |
|---|
| 97, Grosvenor Road908 m away | 131 m² | 153 m² | +22 m² +17% | 2026 |
|---|
| Flat 24, Ash House, Fairfield Avenue718 m away | 52 m² | 74 m² | +22 m² +42% | 2025 |
|---|
| 132, Riverbank, Laleham Road506 m away | 68 m² | 90 m² | +22 m² +32% | 2024 |
|---|
| 18, Kestrel Avenue914 m away | 107 m² | 129 m² | +22 m² +21% | 2023 |
|---|
| 23, Ruskin Road723 m away | 83 m² | 105 m² | +22 m² +27% | 2021 |
|---|
| 53, Worple Road942 m away | 100 m² | 122 m² | +22 m² +22% | 2014 |
|---|
| Flat 38, Ash House, Fairfield Avenue718 m away | 53 m² | 74 m² | +21 m² +40% | 2025 |
|---|
| Flat 31, Ash House, Fairfield Avenue718 m away | 53 m² | 74 m² | +21 m² +40% | 2025 |
|---|
| 73, Penton Road856 m away | 100 m² | 121 m² | +21 m² +21% | 2025 |
|---|
| 16, Cherry Tree Avenue937 m away | 81 m² | 102 m² | +21 m² +26% | 2025 |
|---|
| 43, Hurstdene Avenue969 m away | 78 m² | 99 m² | +21 m² +27% | 2025 |
|---|
| 160, Worple Road921 m away | 70 m² | 91 m² | +21 m² +30% | 2024 |
|---|
| 68, Kingston Road290 m away | 118 m² | 139 m² | +21 m² +18% | 2023 |
|---|
| 17, Greenlands Road530 m away | 105 m² | 126 m² | +21 m² +20% | 2023 |
|---|
| 31, Riverbank, Laleham Road651 m away | 60 m² | 81 m² | +21 m² +35% | 2023 |
|---|
| 54, Nursery Gardens868 m away | 59 m² | 80 m² | +21 m² +36% | 2019 |
|---|
| 3d, Chertsey Lane853 m away | 75 m² | 96 m² | +21 m² +28% | 2013 |
|---|
| 22, Waters Drive902 m away | 104 m² | 125 m² | +21 m² +20% | 2013 |
|---|
| Flat 8, The Old Police Station, 2, London Road569 m away | 32 m² | 52 m² | +20 m² +63% | 2024 |
|---|
| 50, Avondale Avenue966 m away | 66 m² | 86 m² | +20 m² +30% | 2024 |
|---|
| 19, Gresham Road243 m away | 122 m² | 142 m² | +20 m² +16% | 2023 |
|---|
| 13, Gordon Close528 m away | 86 m² | 106 m² | +20 m² +23% | 2023 |
|---|
| 8, Chiltern Close227 m away | 117 m² | 137 m² | +20 m² +17% | 2021 |
|---|
| 142, Kingston Road784 m away | 51 m² | 71 m² | +20 m² +39% | 2018 |
|---|
| 13, Stanwell New Road893 m away | 81 m² | 100 m² | +19 m² +23% | 2025 |
|---|
| 149, Waters Drive983 m away | 107 m² | 126 m² | +19 m² +18% | 2025 |
|---|
| 18, Stuart Way755 m away | 56 m² | 75 m² | +19 m² +34% | 2016 |
|---|
| Flat 3, Houghton, Rookery Road658 m away | 47 m² | 66 m² | +19 m² +40% | 2012 |
|---|
| 56, The Glade884 m away | 93 m² | 111 m² | +18 m² +19% | 2026 |
|---|
| 45, Meadway949 m away | 67 m² | 85 m² | +18 m² +27% | 2026 |
|---|
| 26, Worple Road617 m away | 80 m² | 98 m² | +18 m² +23% | 2025 |
|---|
| 16, Ruskin Road723 m away | 91 m² | 109 m² | +18 m² +20% | 2024 |
|---|
| Viewpoint House, 240, London Road978 m away | 44 m² | 62 m² | +18 m² +41% | 2023 |
|---|
| Flat 5, Houghton, Rookery Road658 m away | 44 m² | 62 m² | +18 m² +41% | 2019 |
|---|
| 186, Commercial Road696 m away | 78 m² | 96 m² | +18 m² +23% | 2017 |
|---|
| 7b, Riverfield Road506 m away | 63 m² | 81 m² | +18 m² +29% | 2013 |
|---|
| Flat 10, Ash House, Fairfield Avenue718 m away | 53 m² | 70 m² | +17 m² +32% | 2025 |
|---|
| 41, Cherry Tree Avenue908 m away | 112 m² | 129 m² | +17 m² +15% | 2023 |
|---|
| 1, Farm Road609 m away | 56 m² | 73 m² | +17 m² +30% | 2021 |
|---|
| 45, Cherry Orchard85 m away | 79 m² | 96 m² | +17 m² +22% | 2020 |
|---|
| 5, Wythegate, Riverside Road954 m away | 56 m² | 73 m² | +17 m² +30% | 2014 |
|---|
| 41, Lark Avenue968 m away | 52 m² | 69 m² | +17 m² +33% | 2014 |
|---|
| 103, Nursery Gardens770 m away | 75 m² | 91 m² | +16 m² +21% | 2026 |
|---|
| Flat 23, Holly House, 5, Eden Grove677 m away | 50 m² | 66 m² | +16 m² +32% | 2024 |
|---|
| 47, Lark Avenue968 m away | 57 m² | 73 m² | +16 m² +28% | 2024 |
|---|
| 12, Spelthorne House, Thames Street773 m away | 51 m² | 67 m² | +16 m² +31% | 2023 |
|---|
| 168, Worple Road921 m away | 90 m² | 106 m² | +16 m² +18% | 2022 |
|---|
| 32, Stainash Crescent599 m away | 74 m² | 90 m² | +16 m² +22% | 2021 |
|---|
| Flat 8, Onslow Lodge, Riverside Road954 m away | 40 m² | 56 m² | +16 m² +40% | 2019 |
|---|
| 3b, Richmond Road387 m away | 100 m² | 116 m² | +16 m² +16% | 2018 |
|---|
| 76, Gresham Road361 m away | 50 m² | 65 m² | +15 m² +30% | 2025 |
|---|
| 28, The Glade884 m away | 54 m² | 69 m² | +15 m² +28% | 2024 |
|---|
| 39, Chestnut Grove949 m away | 87 m² | 102 m² | +15 m² +17% | 2024 |
|---|
| 10, Broadacre0 m away | 87 m² | 102 m² | +15 m² +17% | 2022 |
|---|
| 98, Edgell Road154 m away | 40 m² | 55 m² | +15 m² +38% | 2020 |
|---|
| 1, Fenton Avenue903 m away | 58 m² | 73 m² | +15 m² +26% | 2020 |
|---|
| 4, Brackley House, Richmond Road403 m away | 30 m² | 45 m² | +15 m² +50% | 2019 |
|---|
| 19, Duncombe Court, Thames Side863 m away | 77 m² | 92 m² | +15 m² +19% | 2014 |
|---|