Finding extended homes…
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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 BH8 9QJ
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 |
|---|---|---|---|---|
| 66, Portchester Road930 m away | 126 m² | 302 m² | +176 m² +140% | 2017 |
| 83, Queens Park Avenue841 m away | 123 m² | 257 m² | +134 m² +109% | 2018 |
| 45, Rutland Road497 m away | 122 m² | 252 m² | +130 m² +107% | 2014 |
| 53, Maxwell Road196 m away | 146 m² | 275 m² | +129 m² +88% | 2015 |
| 79, Richmond Park Road834 m away | 130 m² | 254 m² | +124 m² +95% | 2020 |
| 76, St Albans Avenue529 m away | 199 m² | 307 m² | +108 m² +54% | 2020 |
| 82, Richmond Wood Road580 m away | 84 m² | 181 m² | +97 m² +115% | 2019 |
| 97, Malmesbury Park Road931 m away | 114 m² | 210 m² | +96 m² +84% | 2015 |
| 17, Queens Park Gardens830 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.
| 82 m² |
| 176 m² |
| +94 m² +115% |
| 2023 |
| 50, Ophir Road997 m away | 94 m² | 186 m² | +92 m² +98% | 2018 |
|---|
| 5, Burnham Drive591 m away | 83 m² | 169 m² | +86 m² +104% | 2021 |
|---|
| 8, Brackendale Road927 m away | 145 m² | 228 m² | +83 m² +57% | 2022 |
|---|
| 49, Portchester Road936 m away | 74 m² | 154 m² | +80 m² +108% | 2012 |
|---|
| 14, Alington Road697 m away | 222 m² | 299 m² | +77 m² +35% | 2024 |
|---|
| 70, St Albans Avenue529 m away | 66 m² | 139 m² | +73 m² +111% | 2018 |
|---|
| 57, Fitzharris Avenue513 m away | 155 m² | 226 m² | +71 m² +46% | 2025 |
|---|
| 37, Fortescue Road580 m away | 57 m² | 128 m² | +71 m² +125% | 2015 |
|---|
| 45, Chatsworth Road568 m away | 64 m² | 134 m² | +70 m² +109% | 2019 |
|---|
| 36, Howard Road463 m away | 186 m² | 255 m² | +69 m² +37% | 2025 |
|---|
| 18, Gerald Road509 m away | 121 m² | 190 m² | +69 m² +57% | 2022 |
|---|
| 6, Ashling Close626 m away | 148 m² | 213 m² | +65 m² +44% | 2022 |
|---|
| 235, Capstone Road432 m away | 56 m² | 121 m² | +65 m² +116% | 2010 |
|---|
| 64a, Shelbourne Road989 m away | 70 m² | 133 m² | +63 m² +90% | 2024 |
|---|
| 87, Fitzharris Avenue513 m away | 179 m² | 241 m² | +62 m² +35% | 2021 |
|---|
| 4, Kings Road403 m away | 118 m² | 179 m² | +61 m² +52% | 2016 |
|---|
| 20, Abbott Road499 m away | 99 m² | 159 m² | +60 m² +61% | 2019 |
|---|
| 28, Brackendale Road927 m away | 167 m² | 226 m² | +59 m² +35% | 2024 |
|---|
| 42, Lowther Road859 m away | 232 m² | 290 m² | +58 m² +25% | 2023 |
|---|
| 15, Beechey Road929 m away | 122 m² | 180 m² | +58 m² +48% | 2015 |
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| 16, Windermere Road494 m away | 170 m² | 226 m² | +56 m² +33% | 2022 |
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| 39, Green Road609 m away | 100 m² | 155 m² | +55 m² +55% | 2024 |
|---|
| 38, Iddesleigh Road837 m away | 63 m² | 117 m² | +54 m² +86% | 2015 |
|---|
| 19, Hankinson Road628 m away | 53 m² | 106 m² | +53 m² +100% | 2026 |
|---|
| 57, Brackendale Road968 m away | 177 m² | 230 m² | +53 m² +30% | 2018 |
|---|
| 49, Iddesleigh Road837 m away | 139 m² | 192 m² | +53 m² +38% | 2017 |
|---|
| 20, Stokewood Road981 m away | 203 m² | 255 m² | +52 m² +26% | 2024 |
|---|
| 40, St Lukes Road899 m away | 151 m² | 203 m² | +52 m² +34% | 2023 |
|---|
| 250a, Charminster Road49 m away | 121 m² | 173 m² | +52 m² +43% | 2022 |
|---|
| Flat 3, 7, Alington Road697 m away | 78 m² | 129 m² | +51 m² +65% | 2021 |
|---|
| Flat 1, 10, Howard Road382 m away | 43 m² | 94 m² | +51 m² +119% | 2015 |
|---|
| 31, Strouden Road710 m away | 94 m² | 145 m² | +51 m² +54% | 2014 |
|---|
| 267a, Charminster Road87 m away | 76 m² | 126 m² | +50 m² +66% | 2025 |
|---|
| 39, Heron Court Road411 m away | 81 m² | 130 m² | +49 m² +60% | 2023 |
|---|
| 28, Albemarle Road897 m away | 148 m² | 197 m² | +49 m² +33% | 2023 |
|---|
| 23, Bemister Road778 m away | 123 m² | 172 m² | +49 m² +40% | 2014 |
|---|
| 63, Ophir Road997 m away | 191 m² | 240 m² | +49 m² +26% | 2014 |
|---|
| 29, Chigwell Road831 m away | 101 m² | 149 m² | +48 m² +48% | 2024 |
|---|
| 46, Queens Park Avenue672 m away | 111 m² | 159 m² | +48 m² +43% | 2022 |
|---|
| 6, Queens Park Road913 m away | 274 m² | 322 m² | +48 m² +18% | 2014 |
|---|
| 39, Acland Road302 m away | 82 m² | 129 m² | +47 m² +57% | 2021 |
|---|
| 4, Queens Park Avenue510 m away | 173 m² | 220 m² | +47 m² +27% | 2016 |
|---|
| 19, Chigwell Road831 m away | 152 m² | 199 m² | +47 m² +31% | 2012 |
|---|
| Flat 2, 5, Brownen Road345 m away | 69 m² | 114 m² | +45 m² +65% | 2020 |
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| 47, Kings Road352 m away | 56 m² | 101 m² | +45 m² +80% | 2020 |
|---|
| 88, Strouden Road762 m away | 86 m² | 131 m² | +45 m² +52% | 2019 |
|---|
| 132, Hankinson Road190 m away | 139 m² | 184 m² | +45 m² +32% | 2016 |
|---|
| 30a, St Albans Avenue178 m away | 163 m² | 208 m² | +45 m² +28% | 2013 |
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| 72, Iddesleigh Road982 m away | 253 m² | 297 m² | +44 m² +17% | 2020 |
|---|
| 30, Queens Park West Drive897 m away | 199 m² | 243 m² | +44 m² +22% | 2015 |
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| 432, Charminster Road596 m away | 193 m² | 236 m² | +43 m² +22% | 2015 |
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| 40, Howard Road463 m away | 140 m² | 180 m² | +40 m² +29% | 2026 |
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| 72, Stewart Road952 m away | 102 m² | 142 m² | +40 m² +39% | 2023 |
|---|
| 39, Chatsworth Road568 m away | 120 m² | 160 m² | +40 m² +33% | 2021 |
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| Flat H, 3, Queens Park Gardens830 m away | 41 m² | 80 m² | +39 m² +95% | 2023 |
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| 62, Richmond Park Avenue546 m away | 143 m² | 182 m² | +39 m² +27% | 2020 |
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| 55, Lowther Road856 m away | 41 m² | 80 m² | +39 m² +95% | 2008 |
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| 17a, Queens Park Gardens830 m away | 110 m² | 148 m² | +38 m² +35% | 2022 |
|---|
| 12, Gerald Road643 m away | 178 m² | 216 m² | +38 m² +21% | 2021 |
|---|
| 4, Alexander Gardens997 m away | 49 m² | 87 m² | +38 m² +78% | 2019 |
|---|
| 26, St Lukes Road899 m away | 170 m² | 207 m² | +37 m² +22% | 2023 |
|---|
| 105, Portland Road711 m away | 80 m² | 117 m² | +37 m² +46% | 2020 |
|---|
| 37, Chatsworth Road568 m away | 122 m² | 159 m² | +37 m² +30% | 2019 |
|---|
| 79, Markham Road359 m away | 88 m² | 125 m² | +37 m² +42% | 2014 |
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| Annexe, 310, Charminster Road112 m away | 39 m² | 76 m² | +37 m² +95% | 2012 |
|---|
| 36, Abbott Road499 m away | 113 m² | 148 m² | +35 m² +31% | 2025 |
|---|
| Flat 2, 16, Linwood Road207 m away | 76 m² | 111 m² | +35 m² +46% | 2022 |
|---|
| 63, St Lukes Road578 m away | 154 m² | 189 m² | +35 m² +23% | 2016 |
|---|
| Flat 3, Frances Court, 130, Richmond Park Road461 m away | 64 m² | 99 m² | +35 m² +55% | 2014 |
|---|
| 96, Stewart Road782 m away | 52 m² | 87 m² | +35 m² +67% | 2014 |
|---|
| 67, Shaftesbury Road856 m away | 57 m² | 91 m² | +34 m² +60% | 2025 |
|---|
| 33, Chatsworth Road568 m away | 116 m² | 150 m² | +34 m² +29% | 2023 |
|---|
| 29, St Leonards Road546 m away | 131 m² | 165 m² | +34 m² +26% | 2015 |
|---|
| 118a, Portland Road711 m away | 52 m² | 86 m² | +34 m² +65% | 2015 |
|---|
| 17, Frampton Road457 m away | 51 m² | 85 m² | +34 m² +67% | 2014 |
|---|
| 17, Charminster Avenue622 m away | 192 m² | 225 m² | +33 m² +17% | 2025 |
|---|
| 33, Bemister Road778 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
|---|
| 13, Heron Court Road569 m away | 72 m² | 105 m² | +33 m² +46% | 2019 |
|---|
| 180, Capstone Road636 m away | 134 m² | 167 m² | +33 m² +25% | 2015 |
|---|
| 194, Malmesbury Park Road725 m away | 70 m² | 103 m² | +33 m² +47% | 2015 |
|---|
| 73, Fitzharris Avenue513 m away | 69 m² | 102 m² | +33 m² +48% | 2013 |
|---|
| 57, Chatsworth Road568 m away | 110 m² | 143 m² | +33 m² +30% | 2012 |
|---|
| 33, Nortoft Road697 m away | 71 m² | 103 m² | +32 m² +45% | 2025 |
|---|
| 61, Hankinson Road322 m away | 109 m² | 141 m² | +32 m² +29% | 2022 |
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| 8, Cardigan Road957 m away | 76 m² | 108 m² | +32 m² +42% | 2016 |
|---|
| 52, Fitzharris Avenue513 m away | 172 m² | 204 m² | +32 m² +19% | 2014 |
|---|
| 2, Iddesleigh Road716 m away | 29 m² | 61 m² | +32 m² +110% | 2013 |
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| 169, Malmesbury Park Road751 m away | 64 m² | 96 m² | +32 m² +50% | 2013 |
|---|
| Flat 3, Alexander Court, 106, Richmond Park Road593 m away | 33 m² | 64 m² | +31 m² +94% | 2024 |
|---|
| 143, Stewart Road694 m away | 97 m² | 128 m² | +31 m² +32% | 2023 |
|---|
| 36, Cardigan Road803 m away | 101 m² | 132 m² | +31 m² +31% | 2020 |
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| 82, Avon Road838 m away | 137 m² | 168 m² | +31 m² +23% | 2020 |
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| 55, Brackendale Road968 m away | 159 m² | 190 m² | +31 m² +19% | 2020 |
|---|
| 164, Shelbourne Road631 m away | 95 m² | 126 m² | +31 m² +33% | 2019 |
|---|
| 49, Cardigan Road855 m away | 89 m² | 120 m² | +31 m² +35% | 2019 |
|---|
| Flat 6, Richmond Court, 122, Richmond Park Road593 m away | 36 m² | 67 m² | +31 m² +86% | 2018 |
|---|
| 19, Ashling Crescent629 m away | 183 m² | 214 m² | +31 m² +17% | 2015 |
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| 4, Bennett Road893 m away | 88 m² | 118 m² | +30 m² +34% | 2026 |
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| 48, St Albans Avenue529 m away | 160 m² | 190 m² | +30 m² +19% | 2016 |
|---|
| 73, Shaftesbury Road856 m away | 119 m² | 149 m² | +30 m² +25% | 2013 |
|---|
| 2, St Albans Avenue178 m away | 184 m² | 213 m² | +29 m² +16% | 2025 |
|---|
| 27, Shirley Road967 m away | 87 m² | 116 m² | +29 m² +33% | 2017 |
|---|
| 69, Green Road513 m away | 88 m² | 117 m² | +29 m² +33% | 2015 |
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| 66, Portland Road924 m away | 81 m² | 110 m² | +29 m² +36% | 2015 |
|---|
| 76, St Lukes Road612 m away | 120 m² | 149 m² | +29 m² +24% | 2014 |
|---|
| Flat 9, Alban Grange, 219, Charminster Road197 m away | 37 m² | 65 m² | +28 m² +76% | 2025 |
|---|
| 15, Gresham Road753 m away | 119 m² | 147 m² | +28 m² +24% | 2023 |
|---|
| 28, Queens Park Avenue510 m away | 137 m² | 165 m² | +28 m² +20% | 2022 |
|---|
| Crosby Lodge, 2, Fitzharris Avenue290 m away | 34 m² | 62 m² | +28 m² +82% | 2021 |
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| 24, St Albans Crescent311 m away | 22 m² | 50 m² | +28 m² +127% | 2019 |
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| 89, Maxwell Road474 m away | 128 m² | 156 m² | +28 m² +22% | 2017 |
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| 98, Stewart Road782 m away | 57 m² | 85 m² | +28 m² +49% | 2017 |
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| 188, Capstone Road636 m away | 130 m² | 158 m² | +28 m² +22% | 2016 |
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| 59, Avon Road838 m away | 100 m² | 128 m² | +28 m² +28% | 2014 |
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| 92, Richmond Wood Road580 m away | 154 m² | 181 m² | +27 m² +18% | 2025 |
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| 7, Firbank Road355 m away | 125 m² | 152 m² | +27 m² +22% | 2021 |
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| 20, Mortimer Road756 m away | 102 m² | 129 m² | +27 m² +26% | 2021 |
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| 1, Parker Road850 m away | 99 m² | 126 m² | +27 m² +27% | 2019 |
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| 165, Alma Road333 m away | 134 m² | 161 m² | +27 m² +20% | 2018 |
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| 80, Malmesbury Park Road872 m away | 125 m² | 152 m² | +27 m² +22% | 2018 |
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| 2, Cromer Road908 m away | 40 m² | 67 m² | +27 m² +68% | 2018 |
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| 116a, Portland Road711 m away | 59 m² | 86 m² | +27 m² +46% | 2015 |
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| 118b, Portland Road711 m away | 43 m² | 70 m² | +27 m² +63% | 2015 |
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| 115, Lowther Road729 m away | 20 m² | 47 m² | +27 m² +135% | 2014 |
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| 64, Pine Road839 m away | 84 m² | 111 m² | +27 m² +32% | 2014 |
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| 109, Shelbourne Road858 m away | 93 m² | 120 m² | +27 m² +29% | 2014 |
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| 67, Kings Road352 m away | 123 m² | 150 m² | +27 m² +22% | 2008 |
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| 8, Trafalgar Road751 m away | 95 m² | 121 m² | +26 m² +27% | 2024 |
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| 46, Chatsworth Road568 m away | 78 m² | 104 m² | +26 m² +33% | 2023 |
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| Flat 1, Park Place, 134b, Richmond Park Road390 m away | 60 m² | 86 m² | +26 m² +43% | 2020 |
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| 134, Alma Road545 m away | 40 m² | 66 m² | +26 m² +65% | 2020 |
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| 4, Ridley Road787 m away | 74 m² | 100 m² | +26 m² +35% | 2020 |
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| 28, Chigwell Road831 m away | 115 m² | 141 m² | +26 m² +23% | 2020 |
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| 104, Avon Road838 m away | 123 m² | 149 m² | +26 m² +21% | 2020 |
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| 1, Kings Road403 m away | 114 m² | 140 m² | +26 m² +23% | 2019 |
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| 49a, Portland Road883 m away | 63 m² | 89 m² | +26 m² +41% | 2019 |
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| 60, Cardigan Road803 m away | 79 m² | 105 m² | +26 m² +33% | 2018 |
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| 11, Ripon Road650 m away | 101 m² | 127 m² | +26 m² +26% | 2017 |
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| 2, Richmond Park Crescent734 m away | 52 m² | 77 m² | +25 m² +48% | 2021 |
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| 73, Malmesbury Park Road931 m away | 63 m² | 88 m² | +25 m² +40% | 2021 |
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| 31, Bemister Road778 m away | 107 m² | 132 m² | +25 m² +23% | 2019 |
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| 17a, Queens Park South Drive998 m away | 128 m² | 153 m² | +25 m² +20% | 2019 |
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| 5, Muscliffe Road979 m away | 92 m² | 117 m² | +25 m² +27% | 2016 |
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| 111, Maxwell Road474 m away | 136 m² | 161 m² | +25 m² +18% | 2015 |
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| 3, Bushey Road802 m away | 86 m² | 110 m² | +24 m² +28% | 2024 |
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| 53, Strouden Road710 m away | 112 m² | 136 m² | +24 m² +21% | 2023 |
|---|
| 13, Burnham Drive591 m away | 96 m² | 120 m² | +24 m² +25% | 2022 |
|---|
| 88, Hankinson Road322 m away | 114 m² | 138 m² | +24 m² +21% | 2018 |
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| 126, Capstone Road636 m away | 97 m² | 121 m² | +24 m² +25% | 2017 |
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| 60, Fitzharris Avenue513 m away | 147 m² | 171 m² | +24 m² +16% | 2015 |
|---|
| 33, Latimer Road912 m away | 106 m² | 130 m² | +24 m² +23% | 2015 |
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| Flat 2, Brookley Court, 112a, Richmond Park Road643 m away | 54 m² | 77 m² | +23 m² +43% | 2023 |
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| 239, Stewart Road694 m away | 99 m² | 122 m² | +23 m² +23% | 2022 |
|---|
| 126, Bennett Road751 m away | 51 m² | 74 m² | +23 m² +45% | 2020 |
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| Flat 1, 121, Capstone Road857 m away | 43 m² | 66 m² | +23 m² +53% | 2020 |
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| 27, Bingham Road632 m away | 118 m² | 141 m² | +23 m² +19% | 2019 |
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| 34, Somerley Road645 m away | 84 m² | 107 m² | +23 m² +27% | 2019 |
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| 187, Stewart Road694 m away | 89 m² | 112 m² | +23 m² +26% | 2019 |
|---|
| 13, Alma Road876 m away | 49 m² | 72 m² | +23 m² +47% | 2019 |
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| Flat 3, Collingdale Lodge, 154 - 156, Richmond Park Road304 m away | 42 m² | 65 m² | +23 m² +55% | 2018 |
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| 71a, Nortoft Road561 m away | 64 m² | 87 m² | +23 m² +36% | 2015 |
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| 116b, Portland Road711 m away | 47 m² | 70 m² | +23 m² +49% | 2015 |
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| 93, Alma Road522 m away | 151 m² | 174 m² | +23 m² +15% | 2014 |
|---|
| 25, Hankinson Road628 m away | 104 m² | 127 m² | +23 m² +22% | 2014 |
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| 67, Richmond Wood Road566 m away | 88 m² | 111 m² | +23 m² +26% | 2010 |
|---|
| Flat 1, Beechey Lodge, 41, Portchester Road936 m away | 101 m² | 123 m² | +22 m² +22% | 2022 |
|---|
| 168, Stewart Road656 m away | 102 m² | 124 m² | +22 m² +22% | 2020 |
|---|
| 7, Markham Road668 m away | 129 m² | 151 m² | +22 m² +17% | 2019 |
|---|
| 125, Markham Road231 m away | 83 m² | 105 m² | +22 m² +27% | 2016 |
|---|
| 81, Chatsworth Road415 m away | 73 m² | 95 m² | +22 m² +30% | 2016 |
|---|
| 30b, Gerald Road509 m away | 78 m² | 100 m² | +22 m² +28% | 2014 |
|---|
| 12, Sutton Road828 m away | 109 m² | 131 m² | +22 m² +20% | 2012 |
|---|
| 170, Alma Road316 m away | 121 m² | 142 m² | +21 m² +17% | 2023 |
|---|
| 131, Capstone Road623 m away | 102 m² | 123 m² | +21 m² +21% | 2019 |
|---|
| 5, Alington Road697 m away | 106 m² | 127 m² | +21 m² +20% | 2019 |
|---|
| 103, Richmond Park Road773 m away | 131 m² | 152 m² | +21 m² +16% | 2018 |
|---|
| 166, Strouden Road931 m away | 79 m² | 100 m² | +21 m² +27% | 2015 |
|---|
| 101a, Bennett Road709 m away | 88 m² | 109 m² | +21 m² +24% | 2014 |
|---|
| 33, Shirley Road967 m away | 88 m² | 109 m² | +21 m² +24% | 2014 |
|---|
| 10, Milton Road833 m away | 68 m² | 89 m² | +21 m² +31% | 2011 |
|---|
| 124, Portland Road711 m away | 93 m² | 114 m² | +21 m² +23% | 2010 |
|---|
| 209, Stewart Road694 m away | 101 m² | 122 m² | +21 m² +21% | 2009 |
|---|
| 116, Capstone Road858 m away | 113 m² | 133 m² | +20 m² +18% | 2024 |
|---|
| 61a, Charminster Avenue810 m away | 59 m² | 79 m² | +20 m² +34% | 2022 |
|---|
| 117, Hankinson Road156 m away | 102 m² | 122 m² | +20 m² +20% | 2019 |
|---|
| 9, Heron Court Road569 m away | 131 m² | 151 m² | +20 m² +15% | 2019 |
|---|
| 134, Capstone Road636 m away | 104 m² | 124 m² | +20 m² +19% | 2019 |
|---|
| 10, Frampton Road457 m away | 68 m² | 88 m² | +20 m² +29% | 2018 |
|---|
| 237, Stewart Road694 m away | 106 m² | 126 m² | +20 m² +19% | 2015 |
|---|
| 257, Malmesbury Park Road623 m away | 101 m² | 121 m² | +20 m² +20% | 2014 |
|---|
| 12, Richmond Wood Road270 m away | 47 m² | 67 m² | +20 m² +43% | 2012 |
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