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 SE26 5NE
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 |
|---|---|---|---|---|
| 32, Crystal Palace Park Road726 m away | 139 m² | 300 m² | +161 m² +116% | 2019 |
| 88, Venner Road317 m away | 340 m² | 448 m² | +108 m² +32% | 2017 |
| 68, Crystal Palace Park Road936 m away | 148 m² | 246 m² | +98 m² +66% | 2020 |
| 26, Avington Grove933 m away | 192 m² | 290 m² | +98 m² +51% | 2014 |
| 58, Woodbastwick Road509 m away | 130 m² | 226 m² | +96 m² +74% | 2021 |
| 99, Dacres Road961 m away | 116 m² | 207 m² | +91 m² +78% | 2014 |
| 29, Wiverton Road299 m away | 110 m² | 197 m² | +87 m² +79% | 2024 |
| 136, Lennard Road902 m away | 139 m² | 220 m² | +81 m² +58% | 2026 |
| 41, Carlton Terrace952 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.
| 128 m² |
| 208 m² |
| +80 m² +63% |
| 2019 |
| 13, Kingsthorpe Road502 m away | 61 m² | 139 m² | +78 m² +128% | 2020 |
|---|
| 30, Tannsfeld Road181 m away | 106 m² | 180 m² | +74 m² +70% | 2026 |
|---|
| 10, Alexandra Road419 m away | 129 m² | 200 m² | +71 m² +55% | 2025 |
|---|
| 59, Anerley Park949 m away | 140 m² | 211 m² | +71 m² +51% | 2024 |
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| 9, Burghill Road799 m away | 161 m² | 231 m² | +70 m² +43% | 2022 |
|---|
| 50, Peak Hill812 m away | 69 m² | 139 m² | +70 m² +101% | 2020 |
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| 26, Peak Hill812 m away | 59 m² | 128 m² | +69 m² +117% | 2023 |
|---|
| 43, Homecroft Road231 m away | 66 m² | 133 m² | +67 m² +102% | 2024 |
|---|
| 7, Venner Road307 m away | 67 m² | 134 m² | +67 m² +100% | 2024 |
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| 34, Crystal Palace Park Road726 m away | 216 m² | 283 m² | +67 m² +31% | 2022 |
|---|
| 2a, Elderton Road853 m away | 58 m² | 123 m² | +65 m² +112% | 2016 |
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| 13, Venner Road307 m away | 45 m² | 109 m² | +64 m² +142% | 2026 |
|---|
| 35, Earlsthorpe Road366 m away | 203 m² | 267 m² | +64 m² +32% | 2020 |
|---|
| 15, Tredown Road119 m away | 128 m² | 191 m² | +63 m² +49% | 2014 |
|---|
| 56, Woodbastwick Road509 m away | 134 m² | 194 m² | +60 m² +45% | 2022 |
|---|
| 14, Tannsfeld Road181 m away | 120 m² | 179 m² | +59 m² +49% | 2020 |
|---|
| 72, Knighton Park Road375 m away | 61 m² | 119 m² | +58 m² +95% | 2022 |
|---|
| 8, Alexandra Road419 m away | 137 m² | 195 m² | +58 m² +42% | 2020 |
|---|
| 91, Knighton Park Road416 m away | 95 m² | 152 m² | +57 m² +60% | 2014 |
|---|
| 263, Kent House Road960 m away | 131 m² | 187 m² | +56 m² +43% | 2024 |
|---|
| 68a, Newlands Park0 m away | 96 m² | 152 m² | +56 m² +58% | 2023 |
|---|
| 90, Lennard Road669 m away | 204 m² | 260 m² | +56 m² +27% | 2018 |
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| 214, Kent House Road897 m away | 120 m² | 175 m² | +55 m² +46% | 2026 |
|---|
| 1, Sydenham Avenue809 m away | 106 m² | 161 m² | +55 m² +52% | 2019 |
|---|
| 176, Fairlawn Park762 m away | 121 m² | 175 m² | +54 m² +45% | 2022 |
|---|
| 7, Alexandra Road419 m away | 135 m² | 189 m² | +54 m² +40% | 2018 |
|---|
| 9, Trewsbury Road334 m away | 165 m² | 219 m² | +54 m² +33% | 2016 |
|---|
| 29, Kingswood Road668 m away | 93 m² | 146 m² | +53 m² +57% | 2026 |
|---|
| 260, Kent House Road897 m away | 113 m² | 166 m² | +53 m² +47% | 2016 |
|---|
| 7, Whittell Gardens988 m away | 86 m² | 139 m² | +53 m² +62% | 2014 |
|---|
| 194, Venner Road426 m away | 127 m² | 179 m² | +52 m² +41% | 2024 |
|---|
| 27, Phoenix Road600 m away | 126 m² | 178 m² | +52 m² +41% | 2024 |
|---|
| 40, Whittell Gardens988 m away | 79 m² | 131 m² | +52 m² +66% | 2017 |
|---|
| 11, Cator Road359 m away | 265 m² | 317 m² | +52 m² +20% | 2016 |
|---|
| 69, Homecroft Road231 m away | 106 m² | 158 m² | +52 m² +49% | 2014 |
|---|
| 40, Hall Drive618 m away | 186 m² | 237 m² | +51 m² +27% | 2017 |
|---|
| 229, Sydenham Road695 m away | 88 m² | 139 m² | +51 m² +58% | 2016 |
|---|
| 5, Southey Street826 m away | 94 m² | 144 m² | +50 m² +53% | 2025 |
|---|
| 61, Homecroft Road231 m away | 105 m² | 155 m² | +50 m² +48% | 2022 |
|---|
| 18, Queensthorpe Road490 m away | 89 m² | 139 m² | +50 m² +56% | 2022 |
|---|
| 102, Kent House Road695 m away | 132 m² | 182 m² | +50 m² +38% | 2016 |
|---|
| 43b, Wiverton Road299 m away | 63 m² | 113 m² | +50 m² +79% | 2014 |
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| 140, Kent House Road696 m away | 139 m² | 187 m² | +48 m² +35% | 2023 |
|---|
| 15, Whateley Road831 m away | 85 m² | 132 m² | +47 m² +55% | 2021 |
|---|
| 20, Whittell Gardens988 m away | 86 m² | 133 m² | +47 m² +55% | 2019 |
|---|
| 131, Parish Lane797 m away | 75 m² | 122 m² | +47 m² +63% | 2017 |
|---|
| 25, Collingtree Road781 m away | 84 m² | 130 m² | +46 m² +55% | 2025 |
|---|
| 10a, Avington Grove933 m away | 58 m² | 104 m² | +46 m² +79% | 2025 |
|---|
| 15, Dukesthorpe Road513 m away | 109 m² | 155 m² | +46 m² +42% | 2022 |
|---|
| 14, Lawrie Park Crescent608 m away | 177 m² | 223 m² | +46 m² +26% | 2022 |
|---|
| 4, Tannsfeld Road181 m away | 132 m² | 177 m² | +45 m² +34% | 2021 |
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| 5, Canal Walk342 m away | 78 m² | 123 m² | +45 m² +58% | 2014 |
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| 109, Sydenham Park Road910 m away | 85 m² | 129 m² | +44 m² +52% | 2024 |
|---|
| 87, Kent House Lane814 m away | 78 m² | 122 m² | +44 m² +56% | 2021 |
|---|
| 37, Kingswood Road668 m away | 89 m² | 132 m² | +43 m² +48% | 2024 |
|---|
| 96a, Byne Road170 m away | 72 m² | 115 m² | +43 m² +60% | 2021 |
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| 26, Queensthorpe Road490 m away | 204 m² | 247 m² | +43 m² +21% | 2020 |
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| 19, Fairlawn Park722 m away | 114 m² | 157 m² | +43 m² +38% | 2019 |
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| 39, Queen Adelaide Road713 m away | 31 m² | 74 m² | +43 m² +139% | 2010 |
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| 4, Studland Road135 m away | 139 m² | 181 m² | +42 m² +30% | 2025 |
|---|
| 18, Green Lane953 m away | 49 m² | 91 m² | +42 m² +86% | 2016 |
|---|
| 95, Wiverton Road156 m away | 134 m² | 176 m² | +42 m² +31% | 2015 |
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| 53, Girton Road210 m away | 89 m² | 130 m² | +41 m² +46% | 2024 |
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| 157, Sydenham Park Road910 m away | 110 m² | 151 m² | +41 m² +37% | 2023 |
|---|
| 99, Wiverton Road156 m away | 90 m² | 131 m² | +41 m² +46% | 2017 |
|---|
| 14a, Lawrie Park Avenue714 m away | 45 m² | 86 m² | +41 m² +91% | 2015 |
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| 14, Peak Hill812 m away | 80 m² | 121 m² | +41 m² +51% | 2015 |
|---|
| 11, Lennard Road499 m away | 72 m² | 113 m² | +41 m² +57% | 2014 |
|---|
| 3, Phoenix Road600 m away | 141 m² | 181 m² | +40 m² +28% | 2025 |
|---|
| 1, Lennard Road440 m away | 94 m² | 134 m² | +40 m² +43% | 2024 |
|---|
| 137, Newlands Park124 m away | 111 m² | 151 m² | +40 m² +36% | 2015 |
|---|
| 29, Princethorpe Road493 m away | 121 m² | 161 m² | +40 m² +33% | 2014 |
|---|
| 71, Kingswood Road668 m away | 88 m² | 127 m² | +39 m² +44% | 2022 |
|---|
| 26, Lawrie Park Avenue714 m away | 217 m² | 256 m² | +39 m² +18% | 2022 |
|---|
| 93, Tannsfeld Road100 m away | 52 m² | 91 m² | +39 m² +75% | 2015 |
|---|
| 89, Kent House Lane814 m away | 89 m² | 128 m² | +39 m² +44% | 2014 |
|---|
| 287c, Sydenham Road905 m away | 45 m² | 83 m² | +38 m² +84% | 2026 |
|---|
| Flat 61, Queen Adelaide Court, Queen Adelaide Road640 m away | 36 m² | 74 m² | +38 m² +106% | 2020 |
|---|
| 5, Border Road567 m away | 94 m² | 132 m² | +38 m² +40% | 2018 |
|---|
| 88, Lennard Road669 m away | 204 m² | 241 m² | +37 m² +18% | 2023 |
|---|
| 106, Kent House Road695 m away | 177 m² | 214 m² | +37 m² +21% | 2023 |
|---|
| 25, Kingswood Road668 m away | 86 m² | 122 m² | +36 m² +42% | 2025 |
|---|
| 10, Crampton Road694 m away | 95 m² | 131 m² | +36 m² +38% | 2024 |
|---|
| 3, The Peak894 m away | 86 m² | 122 m² | +36 m² +42% | 2022 |
|---|
| 32, De Frene Road960 m away | 93 m² | 129 m² | +36 m² +39% | 2017 |
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| 9, Elvino Road457 m away | 100 m² | 136 m² | +36 m² +36% | 2012 |
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| 19, Wiverton Road299 m away | 129 m² | 165 m² | +36 m² +28% | 2010 |
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| 71b, Mayow Road809 m away | 96 m² | 131 m² | +35 m² +36% | 2024 |
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| 5a, Bishopsthorpe Road616 m away | 110 m² | 145 m² | +35 m² +32% | 2023 |
|---|
| 279, Sydenham Road798 m away | 46 m² | 81 m² | +35 m² +76% | 2016 |
|---|
| 7, Homecroft Road231 m away | 128 m² | 163 m² | +35 m² +27% | 2015 |
|---|
| 57c, Peak Hill736 m away | 73 m² | 107 m² | +34 m² +47% | 2025 |
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| 31, Girton Road210 m away | 88 m² | 122 m² | +34 m² +39% | 2024 |
|---|
| 7, Girton Road210 m away | 80 m² | 114 m² | +34 m² +43% | 2021 |
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| 55, Wordsworth Road826 m away | 89 m² | 123 m² | +34 m² +38% | 2021 |
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| 28, Beaulieu Avenue958 m away | 141 m² | 175 m² | +34 m² +24% | 2014 |
|---|
| 82, Fairlawn Park678 m away | 115 m² | 148 m² | +33 m² +29% | 2025 |
|---|
| 27, Montrave Road720 m away | 135 m² | 168 m² | +33 m² +24% | 2024 |
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| 34, Lawrie Park Gardens639 m away | 85 m² | 118 m² | +33 m² +39% | 2022 |
|---|
| 100, Sydenham Park Road862 m away | 95 m² | 128 m² | +33 m² +35% | 2022 |
|---|
| 186, Maple Road905 m away | 53 m² | 86 m² | +33 m² +62% | 2020 |
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| 5, Beckett Walk847 m away | 47 m² | 80 m² | +33 m² +70% | 2013 |
|---|
| 8, The Peak894 m away | 102 m² | 134 m² | +32 m² +31% | 2026 |
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| 114, Anerley Park949 m away | 125 m² | 157 m² | +32 m² +26% | 2026 |
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| 33, Girton Road210 m away | 92 m² | 124 m² | +32 m² +35% | 2024 |
|---|
| 58, Kingswood Road669 m away | 117 m² | 149 m² | +32 m² +27% | 2023 |
|---|
| 130, Lennard Road902 m away | 68 m² | 100 m² | +32 m² +47% | 2022 |
|---|
| 63, Highclere Street772 m away | 74 m² | 106 m² | +32 m² +43% | 2020 |
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| 1, Wiverton Road299 m away | 129 m² | 160 m² | +31 m² +24% | 2025 |
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| Ground Floor, 44, Wiverton Road279 m away | 53 m² | 84 m² | +31 m² +58% | 2022 |
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| Flat 4, 47, Newlands Park280 m away | 32 m² | 63 m² | +31 m² +97% | 2016 |
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| 87, Sydenham Road336 m away | 55 m² | 86 m² | +31 m² +56% | 2010 |
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| 30, Parish Lane552 m away | 42 m² | 73 m² | +31 m² +74% | 2010 |
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| 31, Adamsrill Road920 m away | 74 m² | 104 m² | +30 m² +41% | 2021 |
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| 5, Elvino Road457 m away | 105 m² | 135 m² | +30 m² +29% | 2020 |
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| 2, Lennard Terrace467 m away | 99 m² | 129 m² | +30 m² +30% | 2020 |
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| 15, Green Lane953 m away | 111 m² | 141 m² | +30 m² +27% | 2015 |
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| 43, Hall Drive567 m away | 132 m² | 162 m² | +30 m² +23% | 2014 |
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| 59, Peak Hill736 m away | 161 m² | 191 m² | +30 m² +19% | 2014 |
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| 40a, Highclere Street811 m away | 48 m² | 77 m² | +29 m² +60% | 2026 |
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| 62, Knighton Park Road375 m away | 136 m² | 165 m² | +29 m² +21% | 2025 |
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| 49, Highclere Street772 m away | 70 m² | 99 m² | +29 m² +41% | 2025 |
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| 22a, Avington Grove933 m away | 35 m² | 64 m² | +29 m² +83% | 2022 |
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| 9, Highclere Street772 m away | 78 m² | 107 m² | +29 m² +37% | 2016 |
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| 51, Beaulieu Avenue962 m away | 131 m² | 160 m² | +29 m² +22% | 2014 |
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| 135, Hazel Grove589 m away | 66 m² | 95 m² | +29 m² +44% | 2012 |
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| Flat 11, York House, Lawrie Park Road485 m away | 48 m² | 76 m² | +28 m² +58% | 2024 |
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| 35a, Tredown Road119 m away | 37 m² | 65 m² | +28 m² +76% | 2021 |
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| Flat 3, Aintree House, Park Court698 m away | 46 m² | 74 m² | +28 m² +61% | 2019 |
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| Flat 9, Coniston Court, Springfield Road620 m away | 45 m² | 73 m² | +28 m² +62% | 2018 |
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| 159b, Venner Road392 m away | 53 m² | 81 m² | +28 m² +53% | 2017 |
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| 28, Green Lane989 m away | 88 m² | 116 m² | +28 m² +32% | 2015 |
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| 51, Kent House Road597 m away | 73 m² | 101 m² | +28 m² +38% | 2014 |
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| 23, Venner Road307 m away | 57 m² | 85 m² | +28 m² +49% | 2010 |
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| Flat 10, 2 - 4, Trewsbury Road305 m away | 118 m² | 145 m² | +27 m² +23% | 2025 |
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| Flat 10, Queen Adelaide Court, Queen Adelaide Road659 m away | 45 m² | 72 m² | +27 m² +60% | 2025 |
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| 70, Wordsworth Road846 m away | 91 m² | 118 m² | +27 m² +30% | 2024 |
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| 49b, Parish Lane538 m away | 41 m² | 68 m² | +27 m² +66% | 2022 |
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| 36, Somerville Road803 m away | 95 m² | 122 m² | +27 m² +28% | 2022 |
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| 69, Larkbere Road879 m away | 83 m² | 110 m² | +27 m² +33% | 2021 |
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| 214, Bell Green Lane863 m away | 36 m² | 63 m² | +27 m² +75% | 2019 |
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| 198b, Venner Road426 m away | 47 m² | 74 m² | +27 m² +57% | 2014 |
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| 19, Watlington Grove653 m away | 91 m² | 117 m² | +26 m² +29% | 2026 |
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| Flat 5, Parcell House, Newlands Park373 m away | 56 m² | 82 m² | +26 m² +46% | 2025 |
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| 56a, Knighton Park Road375 m away | 60 m² | 86 m² | +26 m² +43% | 2023 |
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| 68, Lennard Road669 m away | 169 m² | 195 m² | +26 m² +15% | 2023 |
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| 11, Kent House Lane814 m away | 96 m² | 122 m² | +26 m² +27% | 2022 |
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| 10, Whittell Gardens988 m away | 90 m² | 116 m² | +26 m² +29% | 2016 |
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| 45b, Sydenham Road367 m away | 70 m² | 95 m² | +25 m² +36% | 2025 |
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| 161, Lawrie Park Gardens798 m away | 84 m² | 109 m² | +25 m² +30% | 2020 |
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| 22, Green Lane953 m away | 42 m² | 67 m² | +25 m² +60% | 2020 |
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| 2, Crampton Road694 m away | 86 m² | 111 m² | +25 m² +29% | 2019 |
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| 3, Dukesthorpe Road513 m away | 122 m² | 147 m² | +25 m² +20% | 2018 |
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| 13, Whittell Gardens988 m away | 79 m² | 104 m² | +25 m² +32% | 2017 |
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| Flat 5, 4, Adamsrill Road813 m away | 47 m² | 72 m² | +25 m² +53% | 2014 |
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| 8, Green Lane953 m away | 83 m² | 108 m² | +25 m² +30% | 2009 |
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| 46b, Sydenham Road295 m away | 55 m² | 79 m² | +24 m² +44% | 2026 |
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| 25, Hazel Grove506 m away | 82 m² | 106 m² | +24 m² +29% | 2025 |
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| 1, Border Road567 m away | 136 m² | 160 m² | +24 m² +18% | 2021 |
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| 27, Albert Road632 m away | 44 m² | 68 m² | +24 m² +55% | 2021 |
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| 18, Highclere Street811 m away | 85 m² | 109 m² | +24 m² +28% | 2021 |
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| Flat 8, Wicklow Court, 45, Lawrie Park Road420 m away | 45 m² | 69 m² | +24 m² +53% | 2018 |
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| Flat 3, 5, Recreation Road693 m away | 57 m² | 81 m² | +24 m² +42% | 2014 |
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| 25, Whateley Road831 m away | 90 m² | 113 m² | +23 m² +26% | 2026 |
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| 40, Larkbere Road914 m away | 78 m² | 101 m² | +23 m² +29% | 2025 |
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| 53, Beaulieu Avenue962 m away | 116 m² | 139 m² | +23 m² +20% | 2022 |
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| 98c, Newlands Park181 m away | 59 m² | 82 m² | +23 m² +39% | 2021 |
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| 222, Venner Road426 m away | 118 m² | 141 m² | +23 m² +19% | 2021 |
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| 25, Tennyson Road787 m away | 89 m² | 112 m² | +23 m² +26% | 2021 |
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| 46, Larkbere Road914 m away | 77 m² | 100 m² | +23 m² +30% | 2021 |
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| 31, Kent House Lane814 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| Flat 4, 9, St Johns Road751 m away | 37 m² | 60 m² | +23 m² +62% | 2018 |
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| Flat 6, 4, Adamsrill Road813 m away | 49 m² | 72 m² | +23 m² +47% | 2014 |
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| 61, Venner Road287 m away | 55 m² | 78 m² | +23 m² +42% | 2010 |
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| 46, Lawrie Park Road514 m away | 79 m² | 101 m² | +22 m² +28% | 2026 |
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| Flat 21, The Firs, 43, Venner Road226 m away | 91 m² | 113 m² | +22 m² +24% | 2025 |
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| 285a, Sydenham Road798 m away | 62 m² | 84 m² | +22 m² +35% | 2022 |
|---|
| 112b, Lennard Road745 m away | 90 m² | 112 m² | +22 m² +24% | 2019 |
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| 19, High Street797 m away | 78 m² | 100 m² | +22 m² +28% | 2019 |
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| 39, Adamsrill Road920 m away | 35 m² | 57 m² | +22 m² +63% | 2019 |
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| 43, Tannsfeld Road188 m away | 125 m² | 147 m² | +22 m² +18% | 2016 |
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| 23, Champion Road941 m away | 61 m² | 83 m² | +22 m² +36% | 2016 |
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| 14, Beaulieu Avenue958 m away | 114 m² | 136 m² | +22 m² +19% | 2013 |
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| 88, Tannsfeld Road60 m away | 121 m² | 143 m² | +22 m² +18% | 2011 |
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| 91a, Sydenham Road336 m away | 74 m² | 95 m² | +21 m² +28% | 2025 |
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| 14, Parkside Close874 m away | 60 m² | 81 m² | +21 m² +35% | 2025 |
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| 74, Wiverton Road106 m away | 129 m² | 150 m² | +21 m² +16% | 2024 |
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| 75b, Sydenham Road336 m away | 49 m² | 70 m² | +21 m² +43% | 2024 |
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| 11a, Silverdale452 m away | 79 m² | 100 m² | +21 m² +27% | 2024 |
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| 11, Broseley Grove492 m away | 71 m² | 92 m² | +21 m² +30% | 2024 |
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| 8, Queen Adelaide Road713 m away | 85 m² | 106 m² | +21 m² +25% | 2024 |
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