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 BR3 4HP
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 |
|---|---|---|---|---|
| 1a, Whitmore Road244 m away | 144 m² | 292 m² | +148 m² +103% | 2022 |
| 22, Kelsey Way741 m away | 163 m² | 294 m² | +131 m² +80% | 2023 |
| 41, Beck Lane935 m away | 89 m² | 220 m² | +131 m² +147% | 2023 |
| 35, Hayne Road388 m away | 199 m² | 305 m² | +106 m² +53% | 2014 |
| 46, Churchfields Road674 m away | 79 m² | 173 m² | +94 m² +119% | 2010 |
| 87, The Drive979 m away | 80 m² | 172 m² | +92 m² +115% | 2019 |
| 67, Kings Hall Road982 m away | 124 m² | 215 m² | +91 m² +73% | 2020 |
| 27, Clock House Road441 m away | 64 m² | 152 m² | +88 m² +138% | 2024 |
| Stanbrook, Hayne Road786 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.
| 90 m² |
| 171 m² |
| +81 m² +90% |
| 2019 |
| 194, Beckenham Road964 m away | 337 m² | 418 m² | +81 m² +24% | 2017 |
|---|
| 45, Cromwell Road293 m away | 135 m² | 213 m² | +78 m² +58% | 2023 |
|---|
| 50, Gordon Road451 m away | 93 m² | 169 m² | +76 m² +82% | 2024 |
|---|
| 57, Hampden Avenue217 m away | 98 m² | 170 m² | +72 m² +73% | 2025 |
|---|
| 13, Whitmore Road244 m away | 102 m² | 173 m² | +71 m² +70% | 2022 |
|---|
| 33, The Drive765 m away | 98 m² | 167 m² | +69 m² +70% | 2021 |
|---|
| 45, St James'S Avenue455 m away | 110 m² | 179 m² | +69 m² +63% | 2017 |
|---|
| 122, Eden Park Avenue883 m away | 85 m² | 153 m² | +68 m² +80% | 2026 |
|---|
| 16, Forest Ridge684 m away | 116 m² | 183 m² | +67 m² +58% | 2015 |
|---|
| 107, Eden Park Avenue838 m away | 86 m² | 151 m² | +65 m² +76% | 2024 |
|---|
| 16, Westfield Road454 m away | 145 m² | 210 m² | +65 m² +45% | 2023 |
|---|
| 12, Cedars Road347 m away | 231 m² | 294 m² | +63 m² +27% | 2026 |
|---|
| 3, The Drive765 m away | 87 m² | 150 m² | +63 m² +72% | 2022 |
|---|
| 102, Village Way578 m away | 120 m² | 183 m² | +63 m² +53% | 2020 |
|---|
| 61, Whitmore Road420 m away | 160 m² | 223 m² | +63 m² +39% | 2016 |
|---|
| 14, Kelsey Park Road950 m away | 149 m² | 212 m² | +63 m² +42% | 2016 |
|---|
| 42, Wellhouse Road872 m away | 86 m² | 148 m² | +62 m² +72% | 2024 |
|---|
| 48, Barnmead Road944 m away | 117 m² | 179 m² | +62 m² +53% | 2020 |
|---|
| 50, Birkbeck Road940 m away | 106 m² | 166 m² | +60 m² +57% | 2025 |
|---|
| 54, Greenways776 m away | 128 m² | 188 m² | +60 m² +47% | 2023 |
|---|
| 24, The Drive803 m away | 94 m² | 154 m² | +60 m² +64% | 2023 |
|---|
| 152, Blandford Road790 m away | 83 m² | 143 m² | +60 m² +72% | 2021 |
|---|
| 35, Hampden Road207 m away | 73 m² | 133 m² | +60 m² +82% | 2018 |
|---|
| 295, Beckenham Road995 m away | 125 m² | 185 m² | +60 m² +48% | 2016 |
|---|
| 53, Groveland Road450 m away | 100 m² | 159 m² | +59 m² +59% | 2025 |
|---|
| 58, Forster Road535 m away | 115 m² | 174 m² | +59 m² +51% | 2023 |
|---|
| 5a, Villiers Road799 m away | 92 m² | 151 m² | +59 m² +64% | 2019 |
|---|
| 22, Shrewsbury Road209 m away | 98 m² | 155 m² | +57 m² +58% | 2025 |
|---|
| 33, Greenways776 m away | 155 m² | 212 m² | +57 m² +37% | 2024 |
|---|
| 55, Birchwood Avenue561 m away | 92 m² | 148 m² | +56 m² +61% | 2023 |
|---|
| 22, Glanfield Road704 m away | 92 m² | 148 m² | +56 m² +61% | 2022 |
|---|
| 6, Imperial Court, 2, Blakeney Road950 m away | 86 m² | 142 m² | +56 m² +65% | 2020 |
|---|
| 31, Whitmore Road244 m away | 196 m² | 252 m² | +56 m² +29% | 2019 |
|---|
| 11, The Drive765 m away | 96 m² | 151 m² | +55 m² +57% | 2024 |
|---|
| 1, Groveland Road303 m away | 108 m² | 163 m² | +55 m² +51% | 2019 |
|---|
| 62, Forster Road535 m away | 111 m² | 165 m² | +54 m² +49% | 2025 |
|---|
| 81, Mackenzie Road851 m away | 60 m² | 113 m² | +53 m² +88% | 2022 |
|---|
| 43, Chaffinch Road737 m away | 87 m² | 139 m² | +52 m² +60% | 2025 |
|---|
| 88, Durban Road224 m away | 89 m² | 140 m² | +51 m² +57% | 2026 |
|---|
| 204, Clock House Road596 m away | 84 m² | 134 m² | +50 m² +60% | 2026 |
|---|
| 35, Forster Road338 m away | 101 m² | 151 m² | +50 m² +50% | 2025 |
|---|
| 53, St James'S Avenue455 m away | 108 m² | 158 m² | +50 m² +46% | 2022 |
|---|
| 100, Forster Road535 m away | 98 m² | 147 m² | +49 m² +50% | 2016 |
|---|
| 106, Mackenzie Road882 m away | 76 m² | 125 m² | +49 m² +64% | 2016 |
|---|
| 54, Stanhope Grove923 m away | 100 m² | 148 m² | +48 m² +48% | 2026 |
|---|
| 37, Belmont Road102 m away | 86 m² | 134 m² | +48 m² +56% | 2024 |
|---|
| 87, Chaffinch Road737 m away | 91 m² | 139 m² | +48 m² +53% | 2022 |
|---|
| 13, Eden Park Avenue563 m away | 86 m² | 134 m² | +48 m² +56% | 2020 |
|---|
| 70, Durban Road224 m away | 93 m² | 141 m² | +48 m² +52% | 2019 |
|---|
| 13, Durban Road193 m away | 90 m² | 138 m² | +48 m² +53% | 2018 |
|---|
| 17, Villiers Road799 m away | 101 m² | 148 m² | +47 m² +47% | 2024 |
|---|
| 217, Clock House Road612 m away | 82 m² | 129 m² | +47 m² +57% | 2022 |
|---|
| 34, Hampden Road233 m away | 94 m² | 141 m² | +47 m² +50% | 2021 |
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| 32, Wellhouse Road872 m away | 84 m² | 131 m² | +47 m² +56% | 2020 |
|---|
| 31, Cromwell Road293 m away | 120 m² | 167 m² | +47 m² +39% | 2016 |
|---|
| 91, Blandford Road758 m away | 72 m² | 118 m² | +46 m² +64% | 2026 |
|---|
| 90, Durban Road224 m away | 90 m² | 136 m² | +46 m² +51% | 2025 |
|---|
| 55, Cherry Tree Walk557 m away | 87 m² | 133 m² | +46 m² +53% | 2025 |
|---|
| 145a, Croydon Road586 m away | 35 m² | 81 m² | +46 m² +131% | 2024 |
|---|
| 32, Birchwood Avenue527 m away | 94 m² | 140 m² | +46 m² +49% | 2022 |
|---|
| 29, Kelsey Way758 m away | 240 m² | 286 m² | +46 m² +19% | 2016 |
|---|
| 76, Kings Hall Road992 m away | 203 m² | 248 m² | +45 m² +22% | 2026 |
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| 57, Belmont Road102 m away | 133 m² | 177 m² | +44 m² +33% | 2025 |
|---|
| 32, Hampden Road233 m away | 95 m² | 139 m² | +44 m² +46% | 2022 |
|---|
| 5, Dorset Road905 m away | 104 m² | 148 m² | +44 m² +42% | 2022 |
|---|
| 250, Blandford Road866 m away | 66 m² | 109 m² | +43 m² +65% | 2025 |
|---|
| 48, Bramerton Road478 m away | 113 m² | 156 m² | +43 m² +38% | 2023 |
|---|
| 13, Gwydor Road832 m away | 114 m² | 157 m² | +43 m² +38% | 2023 |
|---|
| 90, Belmont Road175 m away | 74 m² | 116 m² | +42 m² +57% | 2023 |
|---|
| 155, Churchfields Road640 m away | 84 m² | 126 m² | +42 m² +50% | 2023 |
|---|
| 123, Stanhope Grove885 m away | 102 m² | 144 m² | +42 m² +41% | 2022 |
|---|
| 116, Mackenzie Road965 m away | 104 m² | 146 m² | +42 m² +40% | 2022 |
|---|
| 65, Kendall Road484 m away | 82 m² | 123 m² | +41 m² +50% | 2026 |
|---|
| 12, Cromwell Road102 m away | 99 m² | 140 m² | +41 m² +41% | 2024 |
|---|
| 61, Forster Road512 m away | 86 m² | 127 m² | +41 m² +48% | 2024 |
|---|
| 9, Stanmore Terrace925 m away | 66 m² | 107 m² | +41 m² +62% | 2024 |
|---|
| 65, Goddard Road999 m away | 82 m² | 123 m² | +41 m² +50% | 2023 |
|---|
| 13, Cherry Tree Walk649 m away | 86 m² | 127 m² | +41 m² +48% | 2022 |
|---|
| 42, Clock House Road431 m away | 139 m² | 180 m² | +41 m² +29% | 2020 |
|---|
| 7, Forster Road338 m away | 121 m² | 161 m² | +40 m² +33% | 2026 |
|---|
| 25, Clement Road784 m away | 82 m² | 122 m² | +40 m² +49% | 2023 |
|---|
| 43, Durban Road193 m away | 89 m² | 129 m² | +40 m² +45% | 2017 |
|---|
| 30, Colesburg Road0 m away | 86 m² | 125 m² | +39 m² +45% | 2026 |
|---|
| 84, Clock House Road334 m away | 123 m² | 162 m² | +39 m² +32% | 2026 |
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| 40, Church Avenue955 m away | 106 m² | 145 m² | +39 m² +37% | 2026 |
|---|
| 85, Ravenscroft Road993 m away | 91 m² | 130 m² | +39 m² +43% | 2024 |
|---|
| 26, Barnmead Road944 m away | 194 m² | 233 m² | +39 m² +20% | 2021 |
|---|
| 138, Eden Park Avenue883 m away | 90 m² | 129 m² | +39 m² +43% | 2020 |
|---|
| 34, Blakeney Road986 m away | 109 m² | 148 m² | +39 m² +36% | 2020 |
|---|
| 285, Beckenham Road995 m away | 59 m² | 97 m² | +38 m² +64% | 2026 |
|---|
| 134, Blandford Road790 m away | 110 m² | 148 m² | +38 m² +35% | 2023 |
|---|
| 26, Blakeney Road986 m away | 103 m² | 141 m² | +38 m² +37% | 2023 |
|---|
| 44, Durban Road224 m away | 91 m² | 129 m² | +38 m² +42% | 2020 |
|---|
| 51, Belmont Road102 m away | 99 m² | 136 m² | +37 m² +37% | 2026 |
|---|
| 301, Clock House Road663 m away | 67 m² | 104 m² | +37 m² +55% | 2026 |
|---|
| 174, Beckenham Road964 m away | 178 m² | 215 m² | +37 m² +21% | 2026 |
|---|
| 130, Mackenzie Road965 m away | 95 m² | 132 m² | +37 m² +39% | 2026 |
|---|
| 2, Kendall Road511 m away | 125 m² | 162 m² | +37 m² +30% | 2024 |
|---|
| 11, Shaftesbury Road441 m away | 100 m² | 137 m² | +37 m² +37% | 2022 |
|---|
| 40, Barnmead Road944 m away | 164 m² | 200 m² | +36 m² +22% | 2023 |
|---|
| 76, Blandford Road747 m away | 86 m² | 122 m² | +36 m² +42% | 2021 |
|---|
| 103, The Drive979 m away | 120 m² | 156 m² | +36 m² +30% | 2021 |
|---|
| 49, Hampden Road207 m away | 93 m² | 129 m² | +36 m² +39% | 2019 |
|---|
| 6, Wimborne Way744 m away | 88 m² | 124 m² | +36 m² +41% | 2019 |
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| 20, Church Avenue955 m away | 96 m² | 132 m² | +36 m² +38% | 2019 |
|---|
| 19, Derrick Road495 m away | 94 m² | 130 m² | +36 m² +38% | 2016 |
|---|
| 52, Broomfield Road404 m away | 99 m² | 134 m² | +35 m² +35% | 2025 |
|---|
| 50, Allen Road924 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
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| 68, Durban Road224 m away | 107 m² | 142 m² | +35 m² +33% | 2022 |
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| 73, Ravenscroft Road993 m away | 101 m² | 136 m² | +35 m² +35% | 2022 |
|---|
| 12, Church Avenue955 m away | 96 m² | 131 m² | +35 m² +36% | 2020 |
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| 28, Colesburg Road0 m away | 91 m² | 126 m² | +35 m² +38% | 2017 |
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| 7, Blandford Avenue675 m away | 84 m² | 119 m² | +35 m² +42% | 2017 |
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| 2, Wimborne Way744 m away | 91 m² | 126 m² | +35 m² +38% | 2017 |
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| 277, Beckenham Road995 m away | 103 m² | 138 m² | +35 m² +34% | 2014 |
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| 50, Glanfield Road704 m away | 95 m² | 129 m² | +34 m² +36% | 2025 |
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| 84, Bramerton Road478 m away | 106 m² | 140 m² | +34 m² +32% | 2022 |
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| 24, Faversham Road497 m away | 82 m² | 116 m² | +34 m² +41% | 2021 |
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| 18, Hampden Avenue193 m away | 100 m² | 134 m² | +34 m² +34% | 2020 |
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| 119, Mackenzie Road929 m away | 110 m² | 144 m² | +34 m² +31% | 2018 |
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| 3, Acacia Road52 m away | 67 m² | 100 m² | +33 m² +49% | 2024 |
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| 116, Blandford Road790 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
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| 7, Raymond Road919 m away | 104 m² | 137 m² | +33 m² +32% | 2017 |
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| 38, Birkbeck Road940 m away | 99 m² | 131 m² | +32 m² +32% | 2026 |
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| 63, Chaffinch Road737 m away | 90 m² | 122 m² | +32 m² +36% | 2025 |
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| 85, Groveland Road450 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 186, Clock House Road484 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 16, Blandford Road747 m away | 95 m² | 127 m² | +32 m² +34% | 2015 |
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| 5, Birchwood Avenue561 m away | 107 m² | 138 m² | +31 m² +29% | 2026 |
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| 62, Barnmead Road944 m away | 120 m² | 151 m² | +31 m² +26% | 2026 |
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| 23, Crossways Road996 m away | 134 m² | 165 m² | +31 m² +23% | 2024 |
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| 275, Clock House Road663 m away | 84 m² | 115 m² | +31 m² +37% | 2020 |
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| Flat 7, Clock House Court, Clock House Road480 m away | 39 m² | 70 m² | +31 m² +79% | 2019 |
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| 1, Birkbeck Road906 m away | 50 m² | 81 m² | +31 m² +62% | 2018 |
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| 22, Hampden Avenue193 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
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| 46, Blandford Road747 m away | 98 m² | 128 m² | +30 m² +31% | 2025 |
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| 94, Forster Road535 m away | 133 m² | 163 m² | +30 m² +23% | 2024 |
|---|
| 17, Durban Road193 m away | 89 m² | 119 m² | +30 m² +34% | 2021 |
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| 60, Rowden Road777 m away | 106 m² | 136 m² | +30 m² +28% | 2018 |
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| 3, Durban Road193 m away | 80 m² | 110 m² | +30 m² +38% | 2017 |
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| 13, Bramerton Road262 m away | 112 m² | 142 m² | +30 m² +27% | 2014 |
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| 44, Church Avenue955 m away | 99 m² | 128 m² | +29 m² +29% | 2024 |
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| 150, Beckenham Road964 m away | 178 m² | 207 m² | +29 m² +16% | 2021 |
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| 1a, Cedars Road299 m away | 109 m² | 138 m² | +29 m² +27% | 2018 |
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| 14, Durban Road224 m away | 101 m² | 130 m² | +29 m² +29% | 2017 |
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| 12, Bramerton Road272 m away | 121 m² | 149 m² | +28 m² +23% | 2025 |
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| 7, Thornton Dene773 m away | 153 m² | 181 m² | +28 m² +18% | 2022 |
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| 265a, Beckenham Road995 m away | 74 m² | 102 m² | +28 m² +38% | 2021 |
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| 27, Hampden Road207 m away | 93 m² | 121 m² | +28 m² +30% | 2019 |
|---|
| 52, Wellhouse Road872 m away | 87 m² | 115 m² | +28 m² +32% | 2015 |
|---|
| 51, Durban Road193 m away | 88 m² | 116 m² | +28 m² +32% | 2010 |
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| 26, Churchfields Road674 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
|---|
| 50, Barnmead Road944 m away | 150 m² | 177 m² | +27 m² +18% | 2021 |
|---|
| 23, Colesburg Road0 m away | 81 m² | 108 m² | +27 m² +33% | 2020 |
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| 6, Upper Elmers End Road798 m away | 85 m² | 112 m² | +27 m² +32% | 2020 |
|---|
| 105, Avenue Road996 m away | 71 m² | 98 m² | +27 m² +38% | 2020 |
|---|
| 87, Clock House Road366 m away | 124 m² | 151 m² | +27 m² +22% | 2019 |
|---|
| 2, Lathkill Court, Hayne Road753 m away | 43 m² | 70 m² | +27 m² +63% | 2019 |
|---|
| 17, Shaftesbury Road441 m away | 95 m² | 121 m² | +26 m² +27% | 2026 |
|---|
| 49, Birchwood Avenue561 m away | 83 m² | 109 m² | +26 m² +31% | 2026 |
|---|
| 22, Vicarage Drive802 m away | 90 m² | 116 m² | +26 m² +29% | 2024 |
|---|
| 18, Acacia Road52 m away | 61 m² | 87 m² | +26 m² +43% | 2023 |
|---|
| 1a, Kelsey Park Road981 m away | 91 m² | 117 m² | +26 m² +29% | 2021 |
|---|
| 30, Forest Ridge684 m away | 166 m² | 192 m² | +26 m² +16% | 2019 |
|---|
| 14, Derrick Road528 m away | 80 m² | 106 m² | +26 m² +33% | 2015 |
|---|
| 81, Glanfield Road674 m away | 69 m² | 95 m² | +26 m² +38% | 2014 |
|---|
| 1, Colesburg Road0 m away | 98 m² | 123 m² | +25 m² +26% | 2026 |
|---|
| 41, Whitmore Road420 m away | 138 m² | 163 m² | +25 m² +18% | 2024 |
|---|
| 14, Villiers Road799 m away | 73 m² | 98 m² | +25 m² +34% | 2024 |
|---|
| 4, Hampden Road233 m away | 131 m² | 156 m² | +25 m² +19% | 2023 |
|---|
| 124, Blandford Road790 m away | 74 m² | 99 m² | +25 m² +34% | 2020 |
|---|
| 39, Durban Road193 m away | 89 m² | 114 m² | +25 m² +28% | 2019 |
|---|
| 76, Mackenzie Road882 m away | 86 m² | 110 m² | +24 m² +28% | 2025 |
|---|
| 59, Cromwell Road293 m away | 82 m² | 106 m² | +24 m² +29% | 2023 |
|---|
| 30, Birkbeck Road940 m away | 89 m² | 113 m² | +24 m² +27% | 2022 |
|---|
| 15, Wimborne Way744 m away | 54 m² | 78 m² | +24 m² +44% | 2019 |
|---|
| 19, Chaffinch Road688 m away | 93 m² | 117 m² | +24 m² +26% | 2018 |
|---|
| 19, Shaftesbury Road441 m away | 117 m² | 140 m² | +23 m² +20% | 2023 |
|---|
| Registry Heights, 34, Beckenham Road596 m away | 73 m² | 96 m² | +23 m² +32% | 2023 |
|---|
| 71, Durban Road193 m away | 109 m² | 132 m² | +23 m² +21% | 2022 |
|---|
| 12, Villiers Road799 m away | 74 m² | 97 m² | +23 m² +31% | 2022 |
|---|
| 76, Birkbeck Road964 m away | 92 m² | 115 m² | +23 m² +25% | 2022 |
|---|
| 68, Village Way501 m away | 134 m² | 157 m² | +23 m² +17% | 2020 |
|---|
| 148, Eden Park Avenue883 m away | 84 m² | 107 m² | +23 m² +27% | 2015 |
|---|
| 3, Beck Way618 m away | 73 m² | 95 m² | +22 m² +30% | 2026 |
|---|
| 25, Broomfield Road395 m away | 98 m² | 120 m² | +22 m² +22% | 2025 |
|---|
| 199, Croydon Road409 m away | 144 m² | 166 m² | +22 m² +15% | 2025 |
|---|
| Flat 20, Rokewood Apartments, 92, High Street960 m away | 49 m² | 71 m² | +22 m² +45% | 2025 |
|---|
| Flat 3, 13, Beckenham Road527 m away | 97 m² | 119 m² | +22 m² +23% | 2024 |
|---|
| 131, Mackenzie Road929 m away | 70 m² | 92 m² | +22 m² +31% | 2024 |
|---|
| 4, Mackenzie Road857 m away | 103 m² | 125 m² | +22 m² +21% | 2023 |
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