Finding extended homes…
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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 BR7 6RF
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 |
|---|---|---|---|---|
| 261, Chislehurst Road672 m away | 156 m² | 383 m² | +227 m² +146% | 2024 |
| 54, Marlings Park Avenue350 m away | 299 m² | 520 m² | +221 m² +74% | 2022 |
| 9, Sherborne Road623 m away | 138 m² | 323 m² | +185 m² +134% | 2025 |
| 121, St Pauls Wood Hill884 m away | 155 m² | 325 m² | +170 m² +110% | 2024 |
| Whitecroft, Berens Way182 m away | 220 m² | 375 m² | +155 m² +70% | 2020 |
| 58, Marlings Park Avenue350 m away | 165 m² | 308 m² | +143 m² +87% | 2017 |
| 184, Chislehurst Road973 m away | 171 m² | 298 m² | +127 m² +74% | 2024 |
| 204, Leesons Hill430 m away | 212 m² | 330 m² | +118 m² +56% | 2016 |
| 45, Marlings Park Avenue350 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.
| 137 m² |
| 254 m² |
| +117 m² +85% |
| 2016 |
| 44, Marlings Park Avenue293 m away | 125 m² | 232 m² | +107 m² +86% | 2022 |
|---|
| 28, Wimborne Avenue98 m away | 97 m² | 194 m² | +97 m² +100% | 2022 |
|---|
| 9, Marlings Close439 m away | 103 m² | 200 m² | +97 m² +94% | 2022 |
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| 55, Marlings Park Avenue350 m away | 198 m² | 290 m² | +92 m² +46% | 2026 |
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| 8, Clarendon Way0 m away | 138 m² | 229 m² | +91 m² +66% | 2015 |
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| 13, Kedleston Drive967 m away | 89 m² | 178 m² | +89 m² +100% | 2018 |
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| 3, Highfield Road354 m away | 167 m² | 252 m² | +85 m² +51% | 2022 |
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| 48, Petts Wood Road998 m away | 90 m² | 174 m² | +84 m² +93% | 2019 |
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| 150, Poverest Road763 m away | 115 m² | 198 m² | +83 m² +72% | 2025 |
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| 5, Marlings Park Avenue235 m away | 179 m² | 261 m² | +82 m² +46% | 2016 |
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| 7, Marlings Park Avenue235 m away | 145 m² | 225 m² | +80 m² +55% | 2022 |
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| Bellevue House, 156, Leesons Hill202 m away | 58 m² | 137 m² | +79 m² +136% | 2009 |
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| 56, St Pauls Wood Hill951 m away | 105 m² | 178 m² | +73 m² +70% | 2023 |
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| 56, Kevington Drive273 m away | 125 m² | 197 m² | +72 m² +58% | 2022 |
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| 84, Sutherland Avenue946 m away | 127 m² | 199 m² | +72 m² +57% | 2016 |
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| 5, Curtismill Way864 m away | 75 m² | 146 m² | +71 m² +95% | 2012 |
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| 263, Chislehurst Road672 m away | 200 m² | 270 m² | +70 m² +35% | 2024 |
|---|
| 241, Leesons Hill143 m away | 162 m² | 231 m² | +69 m² +43% | 2025 |
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| 60a, Marlings Park Avenue350 m away | 224 m² | 293 m² | +69 m² +31% | 2019 |
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| 38, Petts Wood Road864 m away | 121 m² | 186 m² | +65 m² +54% | 2022 |
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| 94, Friar Road979 m away | 71 m² | 134 m² | +63 m² +89% | 2023 |
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| 31, Berens Way138 m away | 139 m² | 202 m² | +63 m² +45% | 2020 |
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| 269, Leesons Hill430 m away | 115 m² | 177 m² | +62 m² +54% | 2019 |
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| 34, Ravensbury Road249 m away | 104 m² | 165 m² | +61 m² +59% | 2019 |
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| 97, Kevington Drive298 m away | 120 m² | 180 m² | +60 m² +50% | 2015 |
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| 63, Leesons Way521 m away | 76 m² | 134 m² | +58 m² +76% | 2024 |
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| 66, Wood Ride992 m away | 112 m² | 168 m² | +56 m² +50% | 2026 |
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| 80, St Pauls Wood Hill951 m away | 127 m² | 182 m² | +55 m² +43% | 2022 |
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| 178, Leesons Hill202 m away | 348 m² | 402 m² | +54 m² +16% | 2023 |
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| 37, Petts Wood Road899 m away | 125 m² | 179 m² | +54 m² +43% | 2014 |
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| 77, Kevington Drive298 m away | 105 m² | 157 m² | +52 m² +50% | 2015 |
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| 7, Englefield Close631 m away | 86 m² | 136 m² | +50 m² +58% | 2026 |
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| 50, Kevington Drive273 m away | 110 m² | 160 m² | +50 m² +45% | 2025 |
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| 71, Kevington Drive298 m away | 120 m² | 169 m² | +49 m² +41% | 2015 |
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| 180, Amherst Drive402 m away | 74 m² | 122 m² | +48 m² +65% | 2023 |
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| 192, Chislehurst Road973 m away | 137 m² | 185 m² | +48 m² +35% | 2023 |
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| 2, Kedleston Drive891 m away | 123 m² | 170 m² | +47 m² +38% | 2023 |
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| 51, Batchwood Green801 m away | 74 m² | 121 m² | +47 m² +64% | 2018 |
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| 159, Poverest Road974 m away | 81 m² | 128 m² | +47 m² +58% | 2017 |
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| 151, St Pauls Wood Hill682 m away | 120 m² | 166 m² | +46 m² +38% | 2026 |
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| 160, Poverest Road763 m away | 96 m² | 141 m² | +45 m² +47% | 2022 |
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| 1, Petts Wood Road899 m away | 101 m² | 146 m² | +45 m² +45% | 2021 |
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| 28, Sherborne Road669 m away | 91 m² | 135 m² | +44 m² +48% | 2026 |
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| 12, Batchwood Green744 m away | 71 m² | 113 m² | +42 m² +59% | 2026 |
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| 24, Ascot Road449 m away | 85 m² | 125 m² | +40 m² +47% | 2026 |
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| 11, Cygnet Close733 m away | 94 m² | 134 m² | +40 m² +43% | 2020 |
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| 14, Sherborne Road669 m away | 172 m² | 212 m² | +40 m² +23% | 2016 |
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| 21, Sunnyfield Road369 m away | 182 m² | 221 m² | +39 m² +21% | 2022 |
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| 133, St Pauls Wood Hill884 m away | 106 m² | 144 m² | +38 m² +36% | 2022 |
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| 105, Amherst Drive510 m away | 66 m² | 104 m² | +38 m² +58% | 2014 |
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| 22, Wood Ride773 m away | 163 m² | 201 m² | +38 m² +23% | 2013 |
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| 106, Amherst Drive529 m away | 89 m² | 126 m² | +37 m² +42% | 2016 |
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| 32, Wimborne Avenue98 m away | 127 m² | 163 m² | +36 m² +28% | 2025 |
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| 34, Mickleham Road921 m away | 70 m² | 106 m² | +36 m² +51% | 2022 |
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| 34, Kevington Drive333 m away | 100 m² | 136 m² | +36 m² +36% | 2020 |
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| 189, Chislehurst Road988 m away | 199 m² | 235 m² | +36 m² +18% | 2020 |
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| 75, Kevington Drive298 m away | 112 m² | 147 m² | +35 m² +31% | 2026 |
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| 24, Cygnet Close691 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
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| 10, Sefton Road560 m away | 187 m² | 222 m² | +35 m² +19% | 2017 |
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| 30, Sunnyfield Road369 m away | 203 m² | 238 m² | +35 m² +17% | 2015 |
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| 10, Kedleston Drive891 m away | 86 m² | 120 m² | +34 m² +40% | 2015 |
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| 22, Clarendon Way0 m away | 149 m² | 182 m² | +33 m² +22% | 2024 |
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| 47, Thorndon Close867 m away | 90 m² | 123 m² | +33 m² +37% | 2024 |
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| 17, Clarendon Way102 m away | 190 m² | 221 m² | +31 m² +16% | 2024 |
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| 37, Leesons Way521 m away | 72 m² | 103 m² | +31 m² +43% | 2024 |
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| 20, Cygnet Close691 m away | 90 m² | 121 m² | +31 m² +34% | 2024 |
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| 47, Leesons Way521 m away | 75 m² | 106 m² | +31 m² +41% | 2014 |
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| 80, Wood Ride992 m away | 119 m² | 149 m² | +30 m² +25% | 2023 |
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| 16, Clarendon Green458 m away | 106 m² | 136 m² | +30 m² +28% | 2022 |
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| 17, Wimborne Avenue212 m away | 107 m² | 136 m² | +29 m² +27% | 2020 |
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| 22, Sayes Court Road805 m away | 75 m² | 103 m² | +28 m² +37% | 2023 |
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| 6, Kedleston Drive891 m away | 94 m² | 122 m² | +28 m² +30% | 2020 |
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| 255, Chislehurst Road672 m away | 148 m² | 176 m² | +28 m² +19% | 2017 |
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| 26, Sunnyfield Road369 m away | 163 m² | 191 m² | +28 m² +17% | 2015 |
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| 6, Priorsford Avenue889 m away | 94 m² | 121 m² | +27 m² +29% | 2026 |
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| 4, Scotsdale Close541 m away | 152 m² | 179 m² | +27 m² +18% | 2024 |
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| 78, Mickleham Road839 m away | 36 m² | 63 m² | +27 m² +75% | 2024 |
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| 33, Amherst Drive844 m away | 80 m² | 107 m² | +27 m² +34% | 2023 |
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| 13, Batchwood Green744 m away | 75 m² | 102 m² | +27 m² +36% | 2020 |
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| 7, Brockwell Close735 m away | 77 m² | 104 m² | +27 m² +35% | 2019 |
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| Segundo, Southfield Road315 m away | 123 m² | 149 m² | +26 m² +21% | 2021 |
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| 234, Amherst Drive383 m away | 72 m² | 98 m² | +26 m² +36% | 2019 |
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| 130, Leesons Hill521 m away | 80 m² | 106 m² | +26 m² +33% | 2015 |
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| 153, Chipperfield Road800 m away | 89 m² | 115 m² | +26 m² +29% | 2014 |
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| 165, Poverest Road974 m away | 77 m² | 102 m² | +25 m² +32% | 2026 |
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| 18, Curtismill Close960 m away | 89 m² | 114 m² | +25 m² +28% | 2022 |
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| 139, Amherst Drive510 m away | 88 m² | 113 m² | +25 m² +28% | 2020 |
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| 7, Cygnet Close733 m away | 92 m² | 117 m² | +25 m² +27% | 2020 |
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| 6, Petts Wood Road864 m away | 160 m² | 185 m² | +25 m² +16% | 2018 |
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| 42, Sayes Court Road805 m away | 73 m² | 97 m² | +24 m² +33% | 2015 |
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| 22, Cygnet Close691 m away | 90 m² | 113 m² | +23 m² +26% | 2026 |
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| 18, Thorndon Close892 m away | 71 m² | 94 m² | +23 m² +32% | 2023 |
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| 37, Marion Crescent988 m away | 78 m² | 101 m² | +23 m² +29% | 2023 |
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| 17, Longbury Drive863 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| 3, Englefield Crescent652 m away | 69 m² | 91 m² | +22 m² +32% | 2026 |
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| 156, Poverest Road763 m away | 97 m² | 119 m² | +22 m² +23% | 2024 |
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| 86, Wood Ride992 m away | 97 m² | 118 m² | +21 m² +22% | 2024 |
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| 48, Curtismill Way924 m away | 73 m² | 94 m² | +21 m² +29% | 2021 |
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| 166, Poverest Road763 m away | 98 m² | 118 m² | +20 m² +20% | 2025 |
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| 155, Poverest Road974 m away | 88 m² | 108 m² | +20 m² +23% | 2023 |
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| 100, Beddington Road973 m away | 74 m² | 94 m² | +20 m² +27% | 2015 |
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| 222, Amherst Drive383 m away | 88 m² | 108 m² | +20 m² +23% | 2011 |
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| 77, Chorley Wood Crescent764 m away | 96 m² | 115 m² | +19 m² +20% | 2024 |
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| 51, Leesons Way521 m away | 73 m² | 92 m² | +19 m² +26% | 2014 |
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| 32, Ravensbury Road249 m away | 105 m² | 123 m² | +18 m² +17% | 2026 |
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| 18, Amherst Close822 m away | 69 m² | 87 m² | +18 m² +26% | 2025 |
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| 161, Poverest Road974 m away | 96 m² | 114 m² | +18 m² +19% | 2025 |
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| 39, Marion Crescent988 m away | 61 m² | 79 m² | +18 m² +30% | 2025 |
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| 1, Brockwell Close735 m away | 34 m² | 52 m² | +18 m² +53% | 2019 |
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| 24, Kingsway828 m away | 113 m² | 131 m² | +18 m² +16% | 2017 |
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| 30, Sherborne Road669 m away | 114 m² | 132 m² | +18 m² +16% | 2016 |
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| 65, Breakspears Drive948 m away | 103 m² | 121 m² | +18 m² +17% | 2013 |
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| 18, Barcombe Close347 m away | 48 m² | 65 m² | +17 m² +35% | 2025 |
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| 134, Ravensbury Road714 m away | 87 m² | 104 m² | +17 m² +20% | 2023 |
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| 119, Leesons Hill735 m away | 80 m² | 97 m² | +17 m² +21% | 2023 |
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| 17, Petersham Drive413 m away | 103 m² | 120 m² | +17 m² +17% | 2015 |
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| 37, Petersham Drive413 m away | 73 m² | 90 m² | +17 m² +23% | 2015 |
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| 237, Chipperfield Road672 m away | 73 m² | 90 m² | +17 m² +23% | 2013 |
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| 15, Curtismill Way864 m away | 69 m² | 86 m² | +17 m² +25% | 2010 |
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| 29, Englefield Crescent652 m away | 104 m² | 120 m² | +16 m² +15% | 2019 |
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| 86, Petersham Drive486 m away | 65 m² | 80 m² | +15 m² +23% | 2026 |
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| 71, Mickleham Road877 m away | 73 m² | 88 m² | +15 m² +21% | 2025 |
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| 21, Kedleston Drive967 m away | 77 m² | 92 m² | +15 m² +19% | 2022 |
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| 6, Trentham Drive910 m away | 94 m² | 109 m² | +15 m² +16% | 2021 |
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