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 BR1 3JB
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 |
|---|---|---|---|---|
| Timberley, Westbury Road975 m away | 226 m² | 563 m² | +337 m² +149% | 2025 |
| 4, Lodge Road542 m away | 173 m² | 416 m² | +243 m² +140% | 2024 |
| Squirrels Chase, Lodge Road542 m away | 168 m² | 274 m² | +106 m² +63% | 2020 |
| 2a, Lytchet Road581 m away | 77 m² | 177 m² | +100 m² +130% | 2011 |
| Conifers, Westbury Road975 m away | 191 m² | 281 m² | +90 m² +47% | 2019 |
| 92, Murray Avenue834 m away | 134 m² | 223 m² | +89 m² +66% | 2017 |
| 17, Orchard Road494 m away | 153 m² | 236 m² | +83 m² +54% | 2019 |
| 25, Rafford Way958 m away | 94 m² | 167 m² | +73 m² +78% | 2026 |
| Southlands, Westbury Road975 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.
| 194 m² |
| 267 m² |
| +73 m² +38% |
| 2022 |
| Three Pines, Sundridge Avenue965 m away | 222 m² | 293 m² | +71 m² +32% | 2020 |
|---|
| 38, The Chase994 m away | 121 m² | 191 m² | +70 m² +58% | 2026 |
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| 22, Edward Road576 m away | 416 m² | 486 m² | +70 m² +17% | 2020 |
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| 7, Roberton Drive521 m away | 205 m² | 266 m² | +61 m² +30% | 2015 |
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| 63, Harwood Avenue594 m away | 147 m² | 207 m² | +60 m² +41% | 2024 |
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| Brooklands Cottage, Rodway Road170 m away | 126 m² | 184 m² | +58 m² +46% | 2022 |
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| 11, Glebe Road573 m away | 113 m² | 170 m² | +57 m² +50% | 2026 |
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| Flat C, 15, Palace Grove427 m away | 51 m² | 108 m² | +57 m² +112% | 2024 |
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| 113b, Widmore Road398 m away | 52 m² | 108 m² | +56 m² +108% | 2019 |
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| 30, Serviden Drive983 m away | 155 m² | 211 m² | +56 m² +36% | 2019 |
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| 3, Plaxtol Close587 m away | 151 m² | 207 m² | +56 m² +37% | 2016 |
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| 34, Croft Road721 m away | 81 m² | 135 m² | +54 m² +67% | 2022 |
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| 36, Palace Grove395 m away | 61 m² | 115 m² | +54 m² +89% | 2010 |
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| 33, Howard Road797 m away | 105 m² | 158 m² | +53 m² +50% | 2020 |
|---|
| 40a, Hammelton Road797 m away | 37 m² | 89 m² | +52 m² +141% | 2024 |
|---|
| 66, Babbacombe Road397 m away | 64 m² | 116 m² | +52 m² +81% | 2021 |
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| Woodbury, 25, Garden Road566 m away | 328 m² | 379 m² | +51 m² +16% | 2026 |
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| 24, Rolvenden Gardens905 m away | 106 m² | 157 m² | +51 m² +48% | 2022 |
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| 56, Lansdowne Road408 m away | 167 m² | 217 m² | +50 m² +30% | 2023 |
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| 29a, Rochester Avenue775 m away | 113 m² | 163 m² | +50 m² +44% | 2020 |
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| 11, Rodway Road249 m away | 194 m² | 244 m² | +50 m² +26% | 2017 |
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| 16, The Chase994 m away | 115 m² | 164 m² | +49 m² +43% | 2023 |
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| 38, Cedar Road792 m away | 105 m² | 154 m² | +49 m² +47% | 2018 |
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| 207, Widmore Road986 m away | 135 m² | 182 m² | +47 m² +35% | 2022 |
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| 3, Coppergate Close262 m away | 123 m² | 170 m² | +47 m² +38% | 2017 |
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| 54, Crescent Road458 m away | 88 m² | 134 m² | +46 m² +52% | 2026 |
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| 33, Rafford Way958 m away | 118 m² | 164 m² | +46 m² +39% | 2026 |
|---|
| 40, Cedar Road792 m away | 86 m² | 131 m² | +45 m² +52% | 2026 |
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| 104, Murray Avenue834 m away | 121 m² | 166 m² | +45 m² +37% | 2024 |
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| 3, Henville Road294 m away | 123 m² | 168 m² | +45 m² +37% | 2020 |
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| 27, Rolvenden Gardens905 m away | 149 m² | 194 m² | +45 m² +30% | 2016 |
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| 4, Serviden Drive983 m away | 139 m² | 183 m² | +44 m² +32% | 2018 |
|---|
| 138, Babbacombe Road317 m away | 126 m² | 170 m² | +44 m² +35% | 2012 |
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| 67, Plaistow Grove440 m away | 75 m² | 119 m² | +44 m² +59% | 2012 |
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| Flat 9, Corner Apartments, 21, Upper Park Road155 m away | 108 m² | 151 m² | +43 m² +40% | 2023 |
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| 57, Forde Avenue971 m away | 101 m² | 144 m² | +43 m² +43% | 2017 |
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| 28, Babbacombe Road397 m away | 99 m² | 141 m² | +42 m² +42% | 2025 |
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| 37, Aldermary Road553 m away | 82 m² | 124 m² | +42 m² +51% | 2025 |
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| Apartment 1, The Old Post Office, 3b, East Street770 m away | 65 m² | 106 m² | +41 m² +63% | 2024 |
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| 5, Glebe Road573 m away | 111 m² | 152 m² | +41 m² +37% | 2022 |
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| 25, Fairfield Road707 m away | 91 m² | 132 m² | +41 m² +45% | 2020 |
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| 38, West Street740 m away | 106 m² | 146 m² | +40 m² +38% | 2021 |
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| 1, Minster Road560 m away | 149 m² | 188 m² | +39 m² +26% | 2026 |
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| West House, Plaistow Lane557 m away | 136 m² | 175 m² | +39 m² +29% | 2025 |
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| 6, Saxon Road929 m away | 98 m² | 137 m² | +39 m² +40% | 2021 |
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| 62, Plaistow Lane209 m away | 63 m² | 102 m² | +39 m² +62% | 2013 |
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| 25, Glebe Road573 m away | 62 m² | 101 m² | +39 m² +63% | 2013 |
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| 78, Nightingale Lane951 m away | 92 m² | 130 m² | +38 m² +41% | 2025 |
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| 3, Ronalds Road500 m away | 99 m² | 137 m² | +38 m² +38% | 2024 |
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| Flat 2, 34, College Road642 m away | 42 m² | 79 m² | +37 m² +88% | 2026 |
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| 8, Hawes Road83 m away | 128 m² | 165 m² | +37 m² +29% | 2022 |
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| Flat 1, 70, Homefield Road343 m away | 62 m² | 99 m² | +37 m² +60% | 2021 |
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| 26, Nichol Lane640 m away | 87 m² | 124 m² | +37 m² +43% | 2020 |
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| 49, West Street765 m away | 90 m² | 127 m² | +37 m² +41% | 2020 |
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| Flat 4, 4, Burnt Ash Lane764 m away | 35 m² | 72 m² | +37 m² +106% | 2019 |
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| 46a, Morgan Road805 m away | 65 m² | 102 m² | +37 m² +57% | 2019 |
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| 94, College Road606 m away | 97 m² | 132 m² | +35 m² +36% | 2026 |
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| 70, Heathfield Road995 m away | 89 m² | 124 m² | +35 m² +39% | 2014 |
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| 54, Minster Road572 m away | 96 m² | 130 m² | +34 m² +35% | 2023 |
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| 25, Morgan Road825 m away | 79 m² | 113 m² | +34 m² +43% | 2023 |
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| 71, Forde Avenue971 m away | 131 m² | 165 m² | +34 m² +26% | 2023 |
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| 15, Ferndale931 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 32, Saxon Road929 m away | 81 m² | 115 m² | +34 m² +42% | 2020 |
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| 12a, Burnt Ash Lane764 m away | 38 m² | 72 m² | +34 m² +89% | 2019 |
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| 49, Forde Avenue971 m away | 94 m² | 128 m² | +34 m² +36% | 2018 |
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| Flat 15, Forest Lawns, 33, Orchard Road624 m away | 48 m² | 82 m² | +34 m² +71% | 2015 |
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| 29, Gilbert Road826 m away | 85 m² | 118 m² | +33 m² +39% | 2025 |
|---|
| 77, College Road642 m away | 149 m² | 182 m² | +33 m² +22% | 2023 |
|---|
| 68, Babbacombe Road397 m away | 117 m² | 150 m² | +33 m² +28% | 2019 |
|---|
| 29, Park Road326 m away | 113 m² | 146 m² | +33 m² +29% | 2016 |
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| 64, London Road978 m away | 40 m² | 72 m² | +32 m² +80% | 2025 |
|---|
| 46, College Road642 m away | 113 m² | 145 m² | +32 m² +28% | 2019 |
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| 10, Copley Dene841 m away | 145 m² | 177 m² | +32 m² +22% | 2016 |
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| 3, Hawes Road83 m away | 65 m² | 97 m² | +32 m² +49% | 2015 |
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| Flat 5, Highview, 22, Sundridge Avenue798 m away | 147 m² | 178 m² | +31 m² +21% | 2025 |
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| 2, Denmark Road393 m away | 180 m² | 211 m² | +31 m² +17% | 2017 |
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| 111, Plaistow Lane557 m away | 135 m² | 164 m² | +29 m² +21% | 2025 |
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| 8, Serviden Drive983 m away | 142 m² | 171 m² | +29 m² +20% | 2024 |
|---|
| 51, Rafford Way958 m away | 136 m² | 165 m² | +29 m² +21% | 2019 |
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| 29, Rochester Avenue775 m away | 126 m² | 155 m² | +29 m² +23% | 2017 |
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| 59, Freelands Road57 m away | 61 m² | 90 m² | +29 m² +48% | 2016 |
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| 2a, Hammelton Road797 m away | 52 m² | 81 m² | +29 m² +56% | 2013 |
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| 49, Palace Road227 m away | 36 m² | 64 m² | +28 m² +78% | 2024 |
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| 42, Croft Road721 m away | 62 m² | 90 m² | +28 m² +45% | 2024 |
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| 68, Howard Road797 m away | 90 m² | 118 m² | +28 m² +31% | 2024 |
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| 62, The Chase994 m away | 111 m² | 139 m² | +28 m² +25% | 2023 |
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| Flat 15, The Laurels, 1, Homefield Road430 m away | 78 m² | 106 m² | +28 m² +36% | 2013 |
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| 33, Garden Road566 m away | 160 m² | 188 m² | +28 m² +18% | 2012 |
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| 37, Croft Road721 m away | 85 m² | 112 m² | +27 m² +32% | 2026 |
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| Flat 15, Uno Apartments, 1, Sherman Road474 m away | 67 m² | 94 m² | +27 m² +40% | 2025 |
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| 7, Freelands Grove79 m away | 90 m² | 117 m² | +27 m² +30% | 2024 |
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| 25, Croft Road721 m away | 87 m² | 114 m² | +27 m² +31% | 2023 |
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| Flat 1, Sherman Court, Palace Grove387 m away | 48 m² | 75 m² | +27 m² +56% | 2018 |
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| 17, Harleyford154 m away | 39 m² | 66 m² | +27 m² +69% | 2014 |
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| Flat 37, Newman Court, North Street624 m away | 77 m² | 104 m² | +27 m² +35% | 2014 |
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| 41, Palace Road227 m away | 55 m² | 81 m² | +26 m² +47% | 2019 |
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| 25, Park Road326 m away | 86 m² | 112 m² | +26 m² +30% | 2019 |
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| Flat 2, 19, Upper Park Road155 m away | 97 m² | 123 m² | +26 m² +27% | 2017 |
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| 138, Murray Avenue531 m away | 156 m² | 181 m² | +25 m² +16% | 2024 |
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| 50, Burnt Ash Lane764 m away | 109 m² | 134 m² | +25 m² +23% | 2018 |
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| 39, Heathfield Road995 m away | 66 m² | 91 m² | +25 m² +38% | 2018 |
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| Flat 26, Newman Court, North Street624 m away | 69 m² | 94 m² | +25 m² +36% | 2014 |
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| 10, South Street670 m away | 74 m² | 98 m² | +24 m² +32% | 2022 |
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| 7, Holligrave Road441 m away | 155 m² | 179 m² | +24 m² +15% | 2021 |
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| 37a, Freelands Road57 m away | 46 m² | 70 m² | +24 m² +52% | 2019 |
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| 60, Hope Park920 m away | 65 m² | 89 m² | +24 m² +37% | 2018 |
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| 24, Homefield Road343 m away | 131 m² | 154 m² | +23 m² +18% | 2023 |
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| 26, Plaistow Grove440 m away | 69 m² | 92 m² | +23 m² +33% | 2023 |
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| Flat 4, Cromarty Court, 126 - 128, Widmore Road544 m away | 31 m² | 54 m² | +23 m² +74% | 2023 |
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| Flat 2, The Chilterns, 148, Murray Avenue531 m away | 58 m² | 81 m² | +23 m² +40% | 2013 |
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| 63, Widmore Road487 m away | 42 m² | 65 m² | +23 m² +55% | 2012 |
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| Flat 6, Empire Court, 56, Plaistow Lane209 m away | 62 m² | 84 m² | +22 m² +35% | 2022 |
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| 107, Murray Avenue607 m away | 108 m² | 130 m² | +22 m² +20% | 2017 |
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| 6, Glebe Road573 m away | 83 m² | 105 m² | +22 m² +27% | 2014 |
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| Flat 12, Phoenix Apartments, 157, Widmore Road626 m away | 96 m² | 117 m² | +21 m² +22% | 2025 |
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| 29, Croft Road721 m away | 90 m² | 111 m² | +21 m² +23% | 2025 |
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| Flat 1, Clandon Court, 69, Burnt Ash Lane950 m away | 44 m² | 65 m² | +21 m² +48% | 2025 |
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| 59, Beechfield Road909 m away | 96 m² | 117 m² | +21 m² +22% | 2024 |
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| 24, Palace Road325 m away | 54 m² | 75 m² | +21 m² +39% | 2020 |
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| 43, Croft Road721 m away | 83 m² | 104 m² | +21 m² +25% | 2015 |
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| Flat 9, Uno Apartments, 1, Sherman Road474 m away | 58 m² | 78 m² | +20 m² +34% | 2025 |
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| Flat 3, 30, Hammelton Road797 m away | 56 m² | 76 m² | +20 m² +36% | 2024 |
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| Swancote House, Westbury Road975 m away | 122 m² | 142 m² | +20 m² +16% | 2022 |
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| 3, Plymouth Road45 m away | 63 m² | 83 m² | +20 m² +32% | 2021 |
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| 40a, Cambridge Road521 m away | 107 m² | 127 m² | +20 m² +19% | 2021 |
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| 16, Hammelton Road797 m away | 89 m² | 109 m² | +20 m² +22% | 2021 |
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| 60, Plaistow Lane209 m away | 64 m² | 84 m² | +20 m² +31% | 2013 |
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| 52, Minster Road572 m away | 86 m² | 105 m² | +19 m² +22% | 2025 |
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| 3, North Street683 m away | 96 m² | 115 m² | +19 m² +20% | 2025 |
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| 27b, Park Road326 m away | 106 m² | 125 m² | +19 m² +18% | 2024 |
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| 44a, Palace Road227 m away | 53 m² | 72 m² | +19 m² +36% | 2015 |
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| Flat A, 13, Freelands Road294 m away | 51 m² | 70 m² | +19 m² +37% | 2015 |
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| 28, Morgan Road805 m away | 39 m² | 57 m² | +18 m² +46% | 2026 |
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| 70, Howard Road797 m away | 82 m² | 100 m² | +18 m² +22% | 2025 |
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| 26, Gladwell Road990 m away | 59 m² | 77 m² | +18 m² +31% | 2024 |
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| 35, Croft Road721 m away | 83 m² | 101 m² | +18 m² +22% | 2021 |
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| Flat 36, The Oasis, 124, Widmore Road514 m away | 47 m² | 65 m² | +18 m² +38% | 2020 |
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| 26c, Hammelton Road797 m away | 59 m² | 77 m² | +18 m² +31% | 2019 |
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| Flat B, 9, Lytchet Road581 m away | 56 m² | 74 m² | +18 m² +32% | 2017 |
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| 35, College Road666 m away | 78 m² | 95 m² | +17 m² +22% | 2025 |
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| 16, Lytchet Road581 m away | 105 m² | 122 m² | +17 m² +16% | 2024 |
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| 32, Fairfield Road739 m away | 84 m² | 101 m² | +17 m² +20% | 2024 |
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| Flat 2, 20, Garden Road575 m away | 106 m² | 123 m² | +17 m² +16% | 2023 |
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| 40, West Street740 m away | 94 m² | 111 m² | +17 m² +18% | 2023 |
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| 30b, Upper Park Road224 m away | 105 m² | 122 m² | +17 m² +16% | 2021 |
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| Flat 4, St James Court, Edison Road966 m away | 72 m² | 89 m² | +17 m² +24% | 2020 |
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| 23, Hilldrop Road971 m away | 49 m² | 66 m² | +17 m² +35% | 2018 |
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| 7, Glebe Road573 m away | 51 m² | 68 m² | +17 m² +33% | 2015 |
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| 30, Lansdowne Road408 m away | 103 m² | 120 m² | +17 m² +17% | 2014 |
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| 42, Hope Park920 m away | 64 m² | 81 m² | +17 m² +27% | 2011 |
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| Flat 3, 1, Lansdowne Road259 m away | 61 m² | 77 m² | +16 m² +26% | 2024 |
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| Flat 16, Phoenix Apartments, 157, Widmore Road626 m away | 96 m² | 112 m² | +16 m² +17% | 2024 |
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| Flat 3, 5, Cambridge Road558 m away | 56 m² | 72 m² | +16 m² +29% | 2023 |
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| Flat 1, 47, Howard Road797 m away | 47 m² | 63 m² | +16 m² +34% | 2023 |
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| Flat 3, Bromley House, Compass Lane695 m away | 58 m² | 74 m² | +16 m² +28% | 2022 |
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| Flat 1, 35, Park Road326 m away | 95 m² | 111 m² | +16 m² +17% | 2021 |
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| 19, Ferndale931 m away | 93 m² | 109 m² | +16 m² +17% | 2020 |
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| Flat 1, 34, College Road642 m away | 73 m² | 88 m² | +15 m² +21% | 2026 |
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| 173, Widmore Road660 m away | 22 m² | 37 m² | +15 m² +68% | 2025 |
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| Flat 4, Corner Apartments, 21, Upper Park Road155 m away | 57 m² | 72 m² | +15 m² +26% | 2024 |
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| Flat 8, Forest Lawns, 33, Orchard Road624 m away | 48 m² | 63 m² | +15 m² +31% | 2024 |
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| 36, Howard Road797 m away | 75 m² | 90 m² | +15 m² +20% | 2024 |
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| Flat 34, The Laurels, 1, Homefield Road430 m away | 55 m² | 70 m² | +15 m² +27% | 2023 |
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| 31, West Street765 m away | 99 m² | 114 m² | +15 m² +15% | 2023 |
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| 9, North Road158 m away | 80 m² | 95 m² | +15 m² +19% | 2022 |
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| 16, Palace Road325 m away | 68 m² | 83 m² | +15 m² +22% | 2018 |
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| 41, Babbacombe Road382 m away | 100 m² | 115 m² | +15 m² +15% | 2017 |
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| Flat 6, 57 - 59, London Lane838 m away | 73 m² | 88 m² | +15 m² +21% | 2011 |
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