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 SE9 4AT
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 |
|---|---|---|---|---|
| 45, Elmstead Lane810 m away | 183 m² | 391 m² | +208 m² +114% | 2024 |
| 13, Sylvester Avenue977 m away | 121 m² | 284 m² | +163 m² +135% | 2016 |
| 19, Clifford Avenue948 m away | 115 m² | 266 m² | +151 m² +131% | 2024 |
| 61, Elmstead Lane590 m away | 239 m² | 370 m² | +131 m² +55% | 2026 |
| 6, Melbury Close854 m away | 138 m² | 259 m² | +121 m² +88% | 2015 |
| 11, Clifford Avenue948 m away | 92 m² | 206 m² | +114 m² +124% | 2015 |
| 78, Elmstead Lane478 m away | 97 m² | 209 m² | +112 m² +115% | 2018 |
| 79, Walden Avenue767 m away | 80 m² | 191 m² | +111 m² +139% | 2014 |
| 112, Beaconsfield Road757 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.
| 105 m² |
| 206 m² |
| +101 m² +96% |
| 2021 |
| 11, Elmstead Glade685 m away | 112 m² | 211 m² | +99 m² +88% | 2024 |
|---|
| 10, Downs Avenue544 m away | 98 m² | 194 m² | +96 m² +98% | 2026 |
|---|
| 195, White Horse Hill910 m away | 113 m² | 206 m² | +93 m² +82% | 2011 |
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| 1, Grange Drive768 m away | 111 m² | 194 m² | +83 m² +75% | 2024 |
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| 88, Walden Road793 m away | 102 m² | 185 m² | +83 m² +81% | 2022 |
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| 2, Hallam Close663 m away | 57 m² | 135 m² | +78 m² +137% | 2018 |
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| 26, Waratah Drive861 m away | 90 m² | 167 m² | +77 m² +86% | 2021 |
|---|
| 1, Downs Avenue544 m away | 113 m² | 190 m² | +77 m² +68% | 2016 |
|---|
| 11, Downs Avenue544 m away | 105 m² | 182 m² | +77 m² +73% | 2014 |
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| 11, Old Manor Way408 m away | 158 m² | 233 m² | +75 m² +47% | 2024 |
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| 25, Downs Avenue544 m away | 107 m² | 177 m² | +70 m² +65% | 2024 |
|---|
| 233, Beaconsfield Road233 m away | 65 m² | 135 m² | +70 m² +108% | 2020 |
|---|
| 32, Henry Cooper Way821 m away | 48 m² | 118 m² | +70 m² +146% | 2012 |
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| 54, Widecombe Road724 m away | 68 m² | 137 m² | +69 m² +101% | 2024 |
|---|
| 2, Denbigh Close916 m away | 184 m² | 253 m² | +69 m² +38% | 2018 |
|---|
| 10, Castlecombe Road0 m away | 71 m² | 139 m² | +68 m² +96% | 2024 |
|---|
| 42, Downs Avenue588 m away | 60 m² | 127 m² | +67 m² +112% | 2020 |
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| 95, Dunkery Road628 m away | 65 m² | 130 m² | +65 m² +100% | 2022 |
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| 178, Beaconsfield Road435 m away | 64 m² | 129 m² | +65 m² +102% | 2019 |
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| 1a, Dunkery Road702 m away | 88 m² | 151 m² | +63 m² +72% | 2021 |
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| 305, Mottingham Road905 m away | 93 m² | 155 m² | +62 m² +67% | 2025 |
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| 19, Elmlee Close949 m away | 151 m² | 213 m² | +62 m² +41% | 2024 |
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| 2, Stable Villas870 m away | 56 m² | 118 m² | +62 m² +111% | 2012 |
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| 46, Waratah Drive861 m away | 85 m² | 143 m² | +58 m² +68% | 2026 |
|---|
| 1, Stable Villas870 m away | 57 m² | 115 m² | +58 m² +102% | 2018 |
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| 137, Mayeswood Road762 m away | 84 m² | 140 m² | +56 m² +67% | 2026 |
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| 24, Waratah Drive861 m away | 90 m² | 145 m² | +55 m² +61% | 2025 |
|---|
| 192, Elmstead Lane658 m away | 106 m² | 161 m² | +55 m² +52% | 2023 |
|---|
| 28, Melbury Close854 m away | 118 m² | 173 m² | +55 m² +47% | 2018 |
|---|
| 191, White Horse Hill910 m away | 126 m² | 181 m² | +55 m² +44% | 2018 |
|---|
| 218a, Court Farm Road289 m away | 189 m² | 243 m² | +54 m² +29% | 2014 |
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| 83, Framlingham Crescent567 m away | 71 m² | 124 m² | +53 m² +75% | 2026 |
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| 203, Court Farm Road289 m away | 78 m² | 130 m² | +52 m² +67% | 2022 |
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| 27, Castlecombe Road152 m away | 72 m² | 123 m² | +51 m² +71% | 2025 |
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| 18, Cobland Road789 m away | 84 m² | 133 m² | +49 m² +58% | 2026 |
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| 156, Mayeswood Road803 m away | 84 m² | 133 m² | +49 m² +58% | 2024 |
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| 33, Clifford Avenue948 m away | 93 m² | 140 m² | +47 m² +51% | 2023 |
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| 140, Dunkery Road592 m away | 73 m² | 119 m² | +46 m² +63% | 2018 |
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| 10, Elmstead Lane810 m away | 120 m² | 166 m² | +46 m² +38% | 2014 |
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| 90, Walden Road793 m away | 130 m² | 175 m² | +45 m² +35% | 2015 |
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| 50, Elmstead Lane590 m away | 158 m² | 202 m² | +44 m² +28% | 2022 |
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| 180, Elmstead Lane658 m away | 84 m² | 127 m² | +43 m² +51% | 2021 |
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| 86, Cranmore Road723 m away | 75 m² | 118 m² | +43 m² +57% | 2019 |
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| 266, Dunkery Road762 m away | 62 m² | 105 m² | +43 m² +69% | 2016 |
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| 7, Downs Avenue544 m away | 78 m² | 119 m² | +41 m² +53% | 2025 |
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| 19, Hallam Close663 m away | 95 m² | 134 m² | +39 m² +41% | 2025 |
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| 1, Elmhurst Road981 m away | 91 m² | 130 m² | +39 m² +43% | 2025 |
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| 56, Steyning Grove555 m away | 93 m² | 131 m² | +38 m² +41% | 2022 |
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| 37, Cranmore Road802 m away | 97 m² | 135 m² | +38 m² +39% | 2022 |
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| 13, Robin Hill Drive561 m away | 200 m² | 237 m² | +37 m² +19% | 2026 |
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| Redhatch, 55, Elmstead Lane590 m away | 159 m² | 196 m² | +37 m² +23% | 2026 |
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| 3, Lewis Mews847 m away | 88 m² | 125 m² | +37 m² +42% | 2024 |
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| 60, Dunkery Road666 m away | 124 m² | 161 m² | +37 m² +30% | 2013 |
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| 163, Framlingham Crescent300 m away | 105 m² | 141 m² | +36 m² +34% | 2024 |
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| 4, Sylvester Avenue977 m away | 101 m² | 137 m² | +36 m² +36% | 2024 |
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| 6, Holt Close737 m away | 85 m² | 120 m² | +35 m² +41% | 2025 |
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| 156, Castleton Road354 m away | 72 m² | 107 m² | +35 m² +49% | 2024 |
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| 125, Mayeswood Road762 m away | 85 m² | 120 m² | +35 m² +41% | 2021 |
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| 283, Mottingham Road905 m away | 89 m² | 124 m² | +35 m² +39% | 2021 |
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| 85, Castlecombe Road106 m away | 69 m² | 103 m² | +34 m² +49% | 2023 |
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| 140, William Barefoot Drive989 m away | 91 m² | 125 m² | +34 m² +37% | 2023 |
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| 7, Wood Drive610 m away | 181 m² | 215 m² | +34 m² +19% | 2019 |
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| 50, Walden Road793 m away | 146 m² | 180 m² | +34 m² +23% | 2016 |
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| 200, Mayeswood Road803 m away | 84 m² | 118 m² | +34 m² +40% | 2014 |
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| 88, Elmstead Lane478 m away | 101 m² | 135 m² | +34 m² +34% | 2011 |
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| 25, Clifford Avenue948 m away | 126 m² | 160 m² | +34 m² +27% | 2009 |
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| 8, Walden Avenue922 m away | 74 m² | 107 m² | +33 m² +45% | 2022 |
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| 17, Hallam Close663 m away | 37 m² | 70 m² | +33 m² +89% | 2019 |
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| 269, Marvels Lane834 m away | 76 m² | 109 m² | +33 m² +43% | 2018 |
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| 105, Riddons Road753 m away | 88 m² | 120 m² | +32 m² +36% | 2026 |
|---|
| 45, Waratah Drive837 m away | 119 m² | 151 m² | +32 m² +27% | 2026 |
|---|
| 271, Mottingham Road905 m away | 97 m² | 129 m² | +32 m² +33% | 2026 |
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| 39, Elmhurst Road981 m away | 115 m² | 147 m² | +32 m² +28% | 2025 |
|---|
| 15, Robin Hill Drive561 m away | 149 m² | 181 m² | +32 m² +21% | 2018 |
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| 24, St Keverne Road506 m away | 68 m² | 100 m² | +32 m² +47% | 2016 |
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| 245, Beaconsfield Road233 m away | 67 m² | 99 m² | +32 m² +48% | 2015 |
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| 44, Grace Close732 m away | 79 m² | 110 m² | +31 m² +39% | 2014 |
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| 18, Clayhill Crescent581 m away | 79 m² | 109 m² | +30 m² +38% | 2025 |
|---|
| 21, Claybridge Road841 m away | 85 m² | 115 m² | +30 m² +35% | 2021 |
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| 105, Oakdene Avenue938 m away | 86 m² | 116 m² | +30 m² +35% | 2020 |
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| 2, Wicks Close775 m away | 82 m² | 112 m² | +30 m² +37% | 2015 |
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| 66, Walden Road793 m away | 164 m² | 193 m² | +29 m² +18% | 2019 |
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| 2, Oakdene Avenue924 m away | 80 m² | 108 m² | +28 m² +35% | 2024 |
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| 143, William Barefoot Drive968 m away | 87 m² | 115 m² | +28 m² +32% | 2024 |
|---|
| 2, Holt Close737 m away | 85 m² | 113 m² | +28 m² +33% | 2022 |
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| 3, Nunnington Close919 m away | 92 m² | 120 m² | +28 m² +30% | 2022 |
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| 23, Cattistock Road337 m away | 72 m² | 100 m² | +28 m² +39% | 2016 |
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| 72, St Keverne Road430 m away | 80 m² | 108 m² | +28 m² +35% | 2014 |
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| 1, Offenham Road729 m away | 73 m² | 100 m² | +27 m² +37% | 2026 |
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| 31, Clayhill Crescent632 m away | 75 m² | 102 m² | +27 m² +36% | 2025 |
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| 36, Dunkery Road666 m away | 58 m² | 85 m² | +27 m² +47% | 2025 |
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| 113, Framlingham Crescent442 m away | 69 m² | 96 m² | +27 m² +39% | 2024 |
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| 107, Portland Road821 m away | 90 m² | 117 m² | +27 m² +30% | 2023 |
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| 6, Cobland Road789 m away | 88 m² | 115 m² | +27 m² +31% | 2020 |
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| 287, Dunkery Road769 m away | 61 m² | 87 m² | +26 m² +43% | 2022 |
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| 13a, Oakdene Avenue977 m away | 130 m² | 156 m² | +26 m² +20% | 2022 |
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| 4, Ravenscroft Crescent853 m away | 55 m² | 81 m² | +26 m² +47% | 2021 |
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| 311, Dunkery Road769 m away | 65 m² | 91 m² | +26 m² +40% | 2014 |
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| 48, Waratah Drive861 m away | 85 m² | 110 m² | +25 m² +29% | 2024 |
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| 19, Waratah Drive837 m away | 119 m² | 144 m² | +25 m² +21% | 2021 |
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| 130, Ravensworth Road581 m away | 66 m² | 91 m² | +25 m² +38% | 2020 |
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| 41, Chilham Road135 m away | 67 m² | 92 m² | +25 m² +37% | 2017 |
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| 62a, Kimmeridge Road358 m away | 98 m² | 123 m² | +25 m² +26% | 2010 |
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| 36, Dittisham Road202 m away | 35 m² | 60 m² | +25 m² +71% | 2009 |
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| 128, Castlecombe Road334 m away | 66 m² | 90 m² | +24 m² +36% | 2026 |
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| 13, Waratah Drive837 m away | 148 m² | 172 m² | +24 m² +16% | 2024 |
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| 294, Marvels Lane792 m away | 90 m² | 113 m² | +23 m² +26% | 2025 |
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| 3, Fosters Close640 m away | 59 m² | 82 m² | +23 m² +39% | 2021 |
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| 43, Charminster Road479 m away | 38 m² | 61 m² | +23 m² +61% | 2019 |
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| 26, Grace Close732 m away | 104 m² | 127 m² | +23 m² +22% | 2019 |
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| 10, Grange Drive768 m away | 115 m² | 137 m² | +22 m² +19% | 2015 |
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| 12, Lambscroft Avenue934 m away | 74 m² | 96 m² | +22 m² +30% | 2014 |
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| 8, Elmstead Avenue834 m away | 102 m² | 123 m² | +21 m² +21% | 2026 |
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| 13, Ravens Dene867 m away | 117 m² | 138 m² | +21 m² +18% | 2026 |
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| 206, Mottingham Road925 m away | 76 m² | 97 m² | +21 m² +28% | 2021 |
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| 12, Kingsley Wood Drive968 m away | 91 m² | 112 m² | +21 m² +23% | 2016 |
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| 34, Elmstead Avenue834 m away | 90 m² | 110 m² | +20 m² +22% | 2025 |
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| 91, Mayeswood Road931 m away | 93 m² | 113 m² | +20 m² +22% | 2024 |
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| 241, Dunkery Road634 m away | 76 m² | 96 m² | +20 m² +26% | 2022 |
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| Flat 35, Kingsfield House, Lambscroft Avenue871 m away | 53 m² | 73 m² | +20 m² +38% | 2014 |
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| 14, Prestbury Square803 m away | 65 m² | 84 m² | +19 m² +29% | 2025 |
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| 24, Fenton Close561 m away | 95 m² | 114 m² | +19 m² +20% | 2023 |
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| 183, White Horse Hill910 m away | 118 m² | 137 m² | +19 m² +16% | 2020 |
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| 174, Elmstead Lane658 m away | 83 m² | 102 m² | +19 m² +23% | 2018 |
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| 82, Prestbury Square633 m away | 62 m² | 80 m² | +18 m² +29% | 2025 |
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| 57, Roseveare Road903 m away | 88 m² | 106 m² | +18 m² +20% | 2024 |
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| 4, Fenton Close561 m away | 92 m² | 110 m² | +18 m² +20% | 2023 |
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| 19, Broadheath Drive637 m away | 103 m² | 121 m² | +18 m² +17% | 2022 |
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| 8, Holt Close737 m away | 85 m² | 103 m² | +18 m² +21% | 2021 |
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| 141, Charminster Road269 m away | 76 m² | 94 m² | +18 m² +24% | 2016 |
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| 292, Marvels Lane792 m away | 84 m² | 101 m² | +17 m² +20% | 2026 |
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| 43, Downs Avenue588 m away | 61 m² | 78 m² | +17 m² +28% | 2022 |
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| 21, Steyning Grove532 m away | 68 m² | 85 m² | +17 m² +25% | 2021 |
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| 91, Riddons Road753 m away | 81 m² | 98 m² | +17 m² +21% | 2020 |
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| 152, Beaconsfield Road538 m away | 60 m² | 76 m² | +16 m² +27% | 2021 |
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| 305, Marvels Lane834 m away | 76 m² | 92 m² | +16 m² +21% | 2021 |
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| 26, Belvoir Close860 m away | 68 m² | 84 m² | +16 m² +24% | 2021 |
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| 130, Castlecombe Road334 m away | 66 m² | 82 m² | +16 m² +24% | 2019 |
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| 77, St Keverne Road430 m away | 68 m² | 84 m² | +16 m² +24% | 2014 |
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| 55, Castleton Road521 m away | 68 m² | 84 m² | +16 m² +24% | 2014 |
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| 78, Cranmore Road723 m away | 78 m² | 93 m² | +15 m² +19% | 2026 |
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| 29, Oakdene Avenue977 m away | 78 m² | 93 m² | +15 m² +19% | 2024 |
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| 128, Charminster Road312 m away | 77 m² | 92 m² | +15 m² +19% | 2023 |
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| 141, Castleton Road421 m away | 65 m² | 80 m² | +15 m² +23% | 2014 |
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