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 4AS
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 Road861 m away | 144 m² | 292 m² | +148 m² +103% | 2022 |
| 41, Beck Lane731 m away | 89 m² | 220 m² | +131 m² +147% | 2023 |
| 7, Chaffinch Avenue947 m away | 97 m² | 195 m² | +98 m² +101% | 2014 |
| 17, Abbots Way550 m away | 90 m² | 183 m² | +93 m² +103% | 2023 |
| 377, Upper Elmers End Road963 m away | 87 m² | 168 m² | +81 m² +93% | 2022 |
| 218, Orchard Way785 m away | 97 m² | 178 m² | +81 m² +84% | 2017 |
| 45, Cromwell Road731 m away | 135 m² | 213 m² | +78 m² +58% | 2023 |
| 50, Gordon Road607 m away | 93 m² | 169 m² | +76 m² +82% | 2024 |
| 57, Hampden Avenue940 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.
| 98 m² |
| 170 m² |
| +72 m² +73% |
| 2025 |
| 13, Whitmore Road861 m away | 102 m² | 173 m² | +71 m² +70% | 2022 |
|---|
| 45, St James'S Avenue412 m away | 110 m² | 179 m² | +69 m² +63% | 2017 |
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| 122, Eden Park Avenue828 m away | 85 m² | 153 m² | +68 m² +80% | 2026 |
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| 107, Eden Park Avenue821 m away | 86 m² | 151 m² | +65 m² +76% | 2024 |
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| 24, Lloyds Way719 m away | 86 m² | 151 m² | +65 m² +76% | 2022 |
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| 333, Upper Elmers End Road791 m away | 88 m² | 152 m² | +64 m² +73% | 2023 |
|---|
| 61, Whitmore Road946 m away | 160 m² | 223 m² | +63 m² +39% | 2016 |
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| 42, Wellhouse Road935 m away | 86 m² | 148 m² | +62 m² +72% | 2024 |
|---|
| 47, Aviemore Way633 m away | 84 m² | 144 m² | +60 m² +71% | 2021 |
|---|
| 35, Hampden Road830 m away | 73 m² | 133 m² | +60 m² +82% | 2018 |
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| 53, Groveland Road796 m away | 100 m² | 159 m² | +59 m² +59% | 2025 |
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| 58, Forster Road407 m away | 115 m² | 174 m² | +59 m² +51% | 2023 |
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| 5a, Villiers Road986 m away | 92 m² | 151 m² | +59 m² +64% | 2019 |
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| 22, Shrewsbury Road618 m away | 98 m² | 155 m² | +57 m² +58% | 2025 |
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| 122, Greenview Avenue917 m away | 85 m² | 141 m² | +56 m² +66% | 2025 |
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| 55, Birchwood Avenue702 m away | 92 m² | 148 m² | +56 m² +61% | 2023 |
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| 22, Glanfield Road900 m away | 92 m² | 148 m² | +56 m² +61% | 2022 |
|---|
| 31, Whitmore Road861 m away | 196 m² | 252 m² | +56 m² +29% | 2019 |
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| 1, Groveland Road698 m away | 108 m² | 163 m² | +55 m² +51% | 2019 |
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| 62, Forster Road407 m away | 111 m² | 165 m² | +54 m² +49% | 2025 |
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| 204, Clock House Road397 m away | 84 m² | 134 m² | +50 m² +60% | 2026 |
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| 105, Greenview Avenue917 m away | 80 m² | 130 m² | +50 m² +63% | 2026 |
|---|
| 35, Forster Road594 m away | 101 m² | 151 m² | +50 m² +50% | 2025 |
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| 53, St James'S Avenue412 m away | 108 m² | 158 m² | +50 m² +46% | 2022 |
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| 100, Forster Road407 m away | 98 m² | 147 m² | +49 m² +50% | 2016 |
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| 54, Stanhope Grove722 m away | 100 m² | 148 m² | +48 m² +48% | 2026 |
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| 8, Stanhope Grove778 m away | 100 m² | 148 m² | +48 m² +48% | 2024 |
|---|
| 37, Belmont Road929 m away | 86 m² | 134 m² | +48 m² +56% | 2024 |
|---|
| 13, Eden Park Avenue340 m away | 86 m² | 134 m² | +48 m² +56% | 2020 |
|---|
| 17, Villiers Road986 m away | 101 m² | 148 m² | +47 m² +47% | 2024 |
|---|
| 217, Clock House Road426 m away | 82 m² | 129 m² | +47 m² +57% | 2022 |
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| 34, Hampden Road804 m away | 94 m² | 141 m² | +47 m² +50% | 2021 |
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| 32, Wellhouse Road935 m away | 84 m² | 131 m² | +47 m² +56% | 2020 |
|---|
| 31, Cromwell Road731 m away | 120 m² | 167 m² | +47 m² +39% | 2016 |
|---|
| 55, Cherry Tree Walk789 m away | 87 m² | 133 m² | +46 m² +53% | 2025 |
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| 145a, Croydon Road270 m away | 35 m² | 81 m² | +46 m² +131% | 2024 |
|---|
| 225, Orchard Way785 m away | 83 m² | 129 m² | +46 m² +55% | 2023 |
|---|
| 32, Birchwood Avenue682 m away | 94 m² | 140 m² | +46 m² +49% | 2022 |
|---|
| 33, Mardell Road751 m away | 71 m² | 117 m² | +46 m² +65% | 2019 |
|---|
| 311, Blandford Road949 m away | 86 m² | 131 m² | +45 m² +52% | 2022 |
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| 386, Blandford Road980 m away | 71 m² | 116 m² | +45 m² +63% | 2022 |
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| 57, Belmont Road929 m away | 133 m² | 177 m² | +44 m² +33% | 2025 |
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| 5, Dorset Road565 m away | 104 m² | 148 m² | +44 m² +42% | 2022 |
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| 32, Hampden Road804 m away | 95 m² | 139 m² | +44 m² +46% | 2022 |
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| 13, Gwydor Road375 m away | 114 m² | 157 m² | +43 m² +38% | 2023 |
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| 48, Bramerton Road889 m away | 113 m² | 156 m² | +43 m² +38% | 2023 |
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| 155, Churchfields Road899 m away | 84 m² | 126 m² | +42 m² +50% | 2023 |
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| 90, Belmont Road943 m away | 74 m² | 116 m² | +42 m² +57% | 2023 |
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| 123, Stanhope Grove682 m away | 102 m² | 144 m² | +42 m² +41% | 2022 |
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| 65, Kendall Road985 m away | 82 m² | 123 m² | +41 m² +50% | 2026 |
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| 96, Aylesford Avenue793 m away | 82 m² | 123 m² | +41 m² +50% | 2025 |
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| 61, Forster Road397 m away | 86 m² | 127 m² | +41 m² +48% | 2024 |
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| 9, Lloyds Way679 m away | 85 m² | 126 m² | +41 m² +48% | 2024 |
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| 12, Cromwell Road735 m away | 99 m² | 140 m² | +41 m² +41% | 2024 |
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| 65, Goddard Road215 m away | 82 m² | 123 m² | +41 m² +50% | 2023 |
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| 16, Lloyds Way719 m away | 88 m² | 129 m² | +41 m² +47% | 2023 |
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| 40, Stoneleigh Park Avenue899 m away | 93 m² | 134 m² | +41 m² +44% | 2023 |
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| 13, Cherry Tree Walk717 m away | 86 m² | 127 m² | +41 m² +48% | 2022 |
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| 185, Orchard Way944 m away | 87 m² | 128 m² | +41 m² +47% | 2018 |
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| 7, Forster Road594 m away | 121 m² | 161 m² | +40 m² +33% | 2026 |
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| 25, Clement Road889 m away | 82 m² | 122 m² | +40 m² +49% | 2023 |
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| 30, Colesburg Road827 m away | 86 m² | 125 m² | +39 m² +45% | 2026 |
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| 84, Clock House Road865 m away | 123 m² | 162 m² | +39 m² +32% | 2026 |
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| 138, Eden Park Avenue828 m away | 90 m² | 129 m² | +39 m² +43% | 2020 |
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| 83, Lloyds Way679 m away | 82 m² | 120 m² | +38 m² +46% | 2019 |
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| 301, Clock House Road254 m away | 67 m² | 104 m² | +37 m² +55% | 2026 |
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| 51, Belmont Road929 m away | 99 m² | 136 m² | +37 m² +37% | 2026 |
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| 18, Merlin Grove886 m away | 102 m² | 139 m² | +37 m² +36% | 2025 |
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| 2, Kendall Road996 m away | 125 m² | 162 m² | +37 m² +30% | 2024 |
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| 14, Merlin Grove886 m away | 108 m² | 145 m² | +37 m² +34% | 2023 |
|---|
| 3, Altyre Close902 m away | 136 m² | 172 m² | +36 m² +26% | 2022 |
|---|
| 6, Wimborne Way194 m away | 88 m² | 124 m² | +36 m² +41% | 2019 |
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| 49, Hampden Road830 m away | 93 m² | 129 m² | +36 m² +39% | 2019 |
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| 19, Derrick Road563 m away | 94 m² | 130 m² | +36 m² +38% | 2016 |
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| 52, Broomfield Road501 m away | 99 m² | 134 m² | +35 m² +35% | 2025 |
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| 50, Allen Road956 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
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| 8, Hillcrest Close969 m away | 111 m² | 146 m² | +35 m² +32% | 2025 |
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| 2, Wimborne Way194 m away | 91 m² | 126 m² | +35 m² +38% | 2017 |
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| 28, Colesburg Road827 m away | 91 m² | 126 m² | +35 m² +38% | 2017 |
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| 50, Glanfield Road900 m away | 95 m² | 129 m² | +34 m² +36% | 2025 |
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| 84, Bramerton Road889 m away | 106 m² | 140 m² | +34 m² +32% | 2022 |
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| 18, Hampden Avenue873 m away | 100 m² | 134 m² | +34 m² +34% | 2020 |
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| 3, Acacia Road812 m away | 67 m² | 100 m² | +33 m² +49% | 2024 |
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| 54, Merlin Grove886 m away | 101 m² | 134 m² | +33 m² +33% | 2018 |
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| 7, Raymond Road130 m away | 104 m² | 137 m² | +33 m² +32% | 2017 |
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| 186, Clock House Road519 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 85, Groveland Road796 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 48, Chaffinch Avenue967 m away | 69 m² | 101 m² | +32 m² +46% | 2019 |
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| 5, Birchwood Avenue702 m away | 107 m² | 138 m² | +31 m² +29% | 2026 |
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| 42, Lloyds Way719 m away | 88 m² | 119 m² | +31 m² +35% | 2025 |
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| 275, Clock House Road254 m away | 84 m² | 115 m² | +31 m² +37% | 2020 |
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| 22, Hampden Avenue873 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
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| 94, Forster Road407 m away | 133 m² | 163 m² | +30 m² +23% | 2024 |
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| 41, Arrol Road904 m away | 75 m² | 105 m² | +30 m² +40% | 2022 |
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| 5, Lloyds Way679 m away | 88 m² | 118 m² | +30 m² +34% | 2020 |
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| 97, Greenview Avenue917 m away | 99 m² | 129 m² | +30 m² +30% | 2020 |
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| 13, Bramerton Road803 m away | 112 m² | 142 m² | +30 m² +27% | 2014 |
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| 299a, Upper Elmers End Road791 m away | 89 m² | 118 m² | +29 m² +33% | 2025 |
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| 26, Mardell Road789 m away | 70 m² | 98 m² | +28 m² +40% | 2026 |
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| 54, Goddard Road263 m away | 87 m² | 115 m² | +28 m² +32% | 2025 |
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| 12, Bramerton Road769 m away | 121 m² | 149 m² | +28 m² +23% | 2025 |
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| 27, Ernest Grove917 m away | 93 m² | 121 m² | +28 m² +30% | 2020 |
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| 27, Hampden Road830 m away | 93 m² | 121 m² | +28 m² +30% | 2019 |
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| 52, Wellhouse Road935 m away | 87 m² | 115 m² | +28 m² +32% | 2015 |
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| 49, Aviemore Way770 m away | 91 m² | 118 m² | +27 m² +30% | 2025 |
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| 30, Altyre Way967 m away | 102 m² | 129 m² | +27 m² +26% | 2022 |
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| 6, Upper Elmers End Road81 m away | 85 m² | 112 m² | +27 m² +32% | 2020 |
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| 23, Colesburg Road827 m away | 81 m² | 108 m² | +27 m² +33% | 2020 |
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| 87, Clock House Road876 m away | 124 m² | 151 m² | +27 m² +22% | 2019 |
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| 49, Birchwood Avenue702 m away | 83 m² | 109 m² | +26 m² +31% | 2026 |
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| 18, Acacia Road812 m away | 61 m² | 87 m² | +26 m² +43% | 2023 |
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| 14, Derrick Road541 m away | 80 m² | 106 m² | +26 m² +33% | 2015 |
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| 81, Glanfield Road869 m away | 69 m² | 95 m² | +26 m² +38% | 2014 |
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| 1, Colesburg Road827 m away | 98 m² | 123 m² | +25 m² +26% | 2026 |
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| 41, Whitmore Road946 m away | 138 m² | 163 m² | +25 m² +18% | 2024 |
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| 14, Villiers Road986 m away | 73 m² | 98 m² | +25 m² +34% | 2024 |
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| 4, Hampden Road804 m away | 131 m² | 156 m² | +25 m² +19% | 2023 |
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| 59, Cromwell Road731 m away | 82 m² | 106 m² | +24 m² +29% | 2023 |
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| 20, Stanhope Grove778 m away | 109 m² | 133 m² | +24 m² +22% | 2022 |
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| 16, Ronald Close857 m away | 99 m² | 123 m² | +24 m² +24% | 2021 |
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| 15, Wimborne Way194 m away | 54 m² | 78 m² | +24 m² +44% | 2019 |
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| 83, Aviemore Way770 m away | 100 m² | 124 m² | +24 m² +24% | 2018 |
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| 12, Villiers Road986 m away | 74 m² | 97 m² | +23 m² +31% | 2022 |
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| 29, Stoneleigh Park Avenue899 m away | 93 m² | 116 m² | +23 m² +25% | 2016 |
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| 148, Eden Park Avenue828 m away | 84 m² | 107 m² | +23 m² +27% | 2015 |
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| 3, Beck Way936 m away | 73 m² | 95 m² | +22 m² +30% | 2026 |
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| 199, Croydon Road457 m away | 144 m² | 166 m² | +22 m² +15% | 2025 |
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| 25, Broomfield Road541 m away | 98 m² | 120 m² | +22 m² +22% | 2025 |
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| 20, Kimberley Road999 m away | 64 m² | 86 m² | +22 m² +34% | 2021 |
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| 46, Belmont Road963 m away | 84 m² | 106 m² | +22 m² +26% | 2018 |
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| 20, Forster Road609 m away | 126 m² | 148 m² | +22 m² +17% | 2015 |
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| 45, Mardell Road751 m away | 47 m² | 69 m² | +22 m² +47% | 2015 |
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| 24, Wimborne Way194 m away | 71 m² | 93 m² | +22 m² +31% | 2013 |
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| 12, Aviemore Way638 m away | 79 m² | 100 m² | +21 m² +27% | 2025 |
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| 37, Beck Way936 m away | 98 m² | 119 m² | +21 m² +21% | 2025 |
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| 7a, Kendall Road985 m away | 57 m² | 78 m² | +21 m² +37% | 2024 |
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| 34, Villiers Road986 m away | 87 m² | 108 m² | +21 m² +24% | 2024 |
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| 25, Seward Road933 m away | 96 m² | 117 m² | +21 m² +22% | 2021 |
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| 29, Eden Road0 m away | 69 m² | 90 m² | +21 m² +30% | 2014 |
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| 7, Balgowan Road816 m away | 130 m² | 150 m² | +20 m² +15% | 2024 |
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| 19, Goddard Road169 m away | 83 m² | 103 m² | +20 m² +24% | 2021 |
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| 12, Birchwood Avenue682 m away | 103 m² | 123 m² | +20 m² +19% | 2021 |
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| 79, Beck Lane731 m away | 92 m² | 112 m² | +20 m² +22% | 2019 |
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| 172, Clock House Road519 m away | 78 m² | 98 m² | +20 m² +26% | 2017 |
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| 256, Clock House Road234 m away | 113 m² | 133 m² | +20 m² +18% | 2014 |
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| 175, Clock House Road569 m away | 86 m² | 105 m² | +19 m² +22% | 2026 |
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| 30, Shirley Crescent271 m away | 37 m² | 56 m² | +19 m² +51% | 2024 |
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| Flat 21, Andon Court, 198, Croydon Road350 m away | 26 m² | 45 m² | +19 m² +73% | 2024 |
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| 6, Maberley Road511 m away | 81 m² | 100 m² | +19 m² +23% | 2023 |
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| 14, Cherry Tree Walk745 m away | 87 m² | 106 m² | +19 m² +22% | 2022 |
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| 5, Abbots Way550 m away | 85 m² | 104 m² | +19 m² +22% | 2020 |
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| 12, Yew Tree Road859 m away | 62 m² | 81 m² | +19 m² +31% | 2020 |
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| 175, The Glade936 m away | 89 m² | 108 m² | +19 m² +21% | 2019 |
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| 9, Burrell Close988 m away | 121 m² | 140 m² | +19 m² +16% | 2019 |
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| 6, Shirley Crescent271 m away | 60 m² | 78 m² | +18 m² +30% | 2026 |
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| 37a, Upper Elmers End Road135 m away | 57 m² | 75 m² | +18 m² +32% | 2025 |
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| Flat 2, Exeter House, Orchard Way773 m away | 46 m² | 64 m² | +18 m² +39% | 2025 |
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| 4, Aviemore Close837 m away | 73 m² | 91 m² | +18 m² +25% | 2025 |
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| Flat 49, 160, Croydon Road267 m away | 45 m² | 63 m² | +18 m² +40% | 2024 |
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| 193, Elmers End Road675 m away | 102 m² | 120 m² | +18 m² +18% | 2024 |
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| Flat 8, Dukes Court, 250, Croydon Road615 m away | 22 m² | 40 m² | +18 m² +82% | 2023 |
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| 4, Wellhouse Road935 m away | 113 m² | 131 m² | +18 m² +16% | 2022 |
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| 39, Balmoral Avenue341 m away | 109 m² | 127 m² | +18 m² +17% | 2021 |
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| 168, Eden Park Avenue828 m away | 92 m² | 110 m² | +18 m² +20% | 2020 |
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| 3, Arrol Road904 m away | 92 m² | 109 m² | +17 m² +18% | 2023 |
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| 51b, Upper Elmers End Road135 m away | 44 m² | 61 m² | +17 m² +39% | 2020 |
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| 91, Greenview Avenue917 m away | 84 m² | 101 m² | +17 m² +20% | 2019 |
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| 70, Balmoral Avenue278 m away | 89 m² | 106 m² | +17 m² +19% | 2016 |
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| 102, Aylesford Avenue793 m away | 78 m² | 95 m² | +17 m² +22% | 2014 |
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| 32, Ancaster Road452 m away | 83 m² | 99 m² | +16 m² +19% | 2025 |
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| 20, Mountbatten Gardens338 m away | 50 m² | 66 m² | +16 m² +32% | 2024 |
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| 400, Blandford Road980 m away | 85 m² | 101 m² | +16 m² +19% | 2024 |
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| 63, Forster Road397 m away | 94 m² | 110 m² | +16 m² +17% | 2023 |
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| 31, Hampden Avenue940 m away | 78 m² | 94 m² | +16 m² +21% | 2019 |
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| 179, The Glade936 m away | 83 m² | 99 m² | +16 m² +19% | 2018 |
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| 48, Abbots Way472 m away | 77 m² | 93 m² | +16 m² +21% | 2015 |
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| 286a, Croydon Road615 m away | 59 m² | 75 m² | +16 m² +27% | 2014 |
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| 15, Acacia Road812 m away | 59 m² | 74 m² | +15 m² +25% | 2026 |
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| 25, Ash Tree Way942 m away | 96 m² | 111 m² | +15 m² +16% | 2026 |
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| 47, Gordon Road639 m away | 93 m² | 108 m² | +15 m² +16% | 2024 |
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| Flat 3, Elmers Lodge, 88, Croydon Road153 m away | 45 m² | 60 m² | +15 m² +33% | 2021 |
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| 60, Upper Elmers End Road215 m away | 81 m² | 96 m² | +15 m² +19% | 2021 |
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| 52, Priory Close385 m away | 23 m² | 38 m² | +15 m² +65% | 2021 |
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| 218, Clock House Road397 m away | 78 m² | 93 m² | +15 m² +19% | 2020 |
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| 73, Eden Road0 m away | 82 m² | 97 m² | +15 m² +18% | 2018 |
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| 21, Langley Road83 m away | 21 m² | 36 m² | +15 m² +71% | 2017 |
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| 9, Colesburg Road827 m away | 65 m² | 80 m² | +15 m² +23% | 2016 |
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