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 CR8 4DN
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 |
|---|---|---|---|---|
| 10, Hartley Way557 m away | 214 m² | 377 m² | +163 m² +76% | 2019 |
| 3, Hartley Old Road236 m away | 119 m² | 259 m² | +140 m² +118% | 2024 |
| 18, Hadley Wood Rise696 m away | 135 m² | 272 m² | +137 m² +101% | 2025 |
| 52, Old Lodge Lane241 m away | 98 m² | 225 m² | +127 m² +130% | 2021 |
| 54, Woodcrest Road851 m away | 89 m² | 213 m² | +124 m² +139% | 2023 |
| 3, Hartley Way540 m away | 141 m² | 253 m² | +112 m² +79% | 2026 |
| 102, Downlands Road830 m away | 127 m² | 231 m² | +104 m² +82% | 2023 |
| 23, Woodcrest Road896 m away | 154 m² | 257 m² | +103 m² +67% | 2016 |
| 25, Hartley Down387 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.
| 75 m² |
| 175 m² |
| +100 m² +133% |
| 2017 |
| 59, Brighton Road936 m away | 88 m² | 187 m² | +99 m² +113% | 2014 |
|---|
| 46, Coulsdon Road817 m away | 90 m² | 186 m² | +96 m² +107% | 2026 |
|---|
| 2, Langham Dene556 m away | 128 m² | 221 m² | +93 m² +73% | 2022 |
|---|
| 37, Stoats Nest Road642 m away | 72 m² | 164 m² | +92 m² +128% | 2024 |
|---|
| 19, Hartley Down387 m away | 130 m² | 220 m² | +90 m² +69% | 2019 |
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| 17, Firs Road960 m away | 183 m² | 272 m² | +89 m² +49% | 2022 |
|---|
| 10, Manor Wood Road962 m away | 121 m² | 207 m² | +86 m² +71% | 2021 |
|---|
| 219, Brighton Road585 m away | 152 m² | 237 m² | +85 m² +56% | 2024 |
|---|
| Northwood, Bywood Close585 m away | 154 m² | 236 m² | +82 m² +53% | 2023 |
|---|
| 2, Roke Road964 m away | 90 m² | 170 m² | +80 m² +89% | 2018 |
|---|
| 62, Higher Drive541 m away | 128 m² | 207 m² | +79 m² +62% | 2018 |
|---|
| 34, Coulsdon Road817 m away | 73 m² | 151 m² | +78 m² +107% | 2019 |
|---|
| 7, The Drive894 m away | 122 m² | 200 m² | +78 m² +64% | 2015 |
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| 44, Manor Wood Road962 m away | 285 m² | 362 m² | +77 m² +27% | 2010 |
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| 12, Woodland Way446 m away | 205 m² | 279 m² | +74 m² +36% | 2024 |
|---|
| 41, Byron Avenue963 m away | 108 m² | 177 m² | +69 m² +64% | 2023 |
|---|
| 4, The Drive894 m away | 132 m² | 201 m² | +69 m² +52% | 2011 |
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| 42, Downlands Road697 m away | 139 m² | 204 m² | +65 m² +47% | 2010 |
|---|
| 2, Kenmore Road878 m away | 93 m² | 157 m² | +64 m² +69% | 2011 |
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| 9, Beckett Avenue859 m away | 146 m² | 207 m² | +61 m² +42% | 2022 |
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| 29, Brighton Road788 m away | 102 m² | 163 m² | +61 m² +60% | 2017 |
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| 3, Beckett Avenue859 m away | 174 m² | 233 m² | +59 m² +34% | 2022 |
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| 6, Grovelands Road959 m away | 88 m² | 144 m² | +56 m² +64% | 2016 |
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| 42, Wontford Road837 m away | 83 m² | 138 m² | +55 m² +66% | 2026 |
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| 81, Kenmore Road839 m away | 92 m² | 147 m² | +55 m² +60% | 2016 |
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| 90, Windermere Road713 m away | 84 m² | 138 m² | +54 m² +64% | 2026 |
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| 74, Haydn Avenue508 m away | 87 m² | 141 m² | +54 m² +62% | 2023 |
|---|
| 184, Old Lodge Lane548 m away | 61 m² | 114 m² | +53 m² +87% | 2025 |
|---|
| 1, Woodcrest Road896 m away | 149 m² | 201 m² | +52 m² +35% | 2022 |
|---|
| 1, Whitefield Avenue919 m away | 79 m² | 131 m² | +52 m² +66% | 2018 |
|---|
| Tree Tops, Firs Road960 m away | 137 m² | 188 m² | +51 m² +37% | 2020 |
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| New Lovell, Firs Road779 m away | 108 m² | 159 m² | +51 m² +47% | 2016 |
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| 203a, Brighton Road585 m away | 101 m² | 151 m² | +50 m² +50% | 2020 |
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| 21, Hadley Wood Rise696 m away | 176 m² | 226 m² | +50 m² +28% | 2016 |
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| Flat 4, 12, Brighton Road818 m away | 34 m² | 82 m² | +48 m² +141% | 2025 |
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| 16, Coulsdon Road817 m away | 106 m² | 153 m² | +47 m² +44% | 2026 |
|---|
| 97, Hartley Down599 m away | 148 m² | 195 m² | +47 m² +32% | 2018 |
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| 142, Godstone Road933 m away | 50 m² | 97 m² | +47 m² +94% | 2014 |
|---|
| 48, Hartley Hill334 m away | 185 m² | 231 m² | +46 m² +25% | 2021 |
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| 11, Hartley Down360 m away | 140 m² | 186 m² | +46 m² +33% | 2011 |
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| 4, Burwood Avenue780 m away | 86 m² | 131 m² | +45 m² +52% | 2024 |
|---|
| 73, Hartley Hill390 m away | 259 m² | 302 m² | +43 m² +17% | 2022 |
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| 93, Haydn Avenue523 m away | 92 m² | 135 m² | +43 m² +47% | 2022 |
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| 24, Cullesden Road691 m away | 127 m² | 170 m² | +43 m² +34% | 2016 |
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| 23, Hartley Hill178 m away | 81 m² | 123 m² | +42 m² +52% | 2011 |
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| 84, Northwood Avenue713 m away | 98 m² | 139 m² | +41 m² +42% | 2022 |
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| 46, Old Lodge Lane241 m away | 159 m² | 199 m² | +40 m² +25% | 2026 |
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| 2, Holmes Close378 m away | 66 m² | 106 m² | +40 m² +61% | 2016 |
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| 143, Brighton Road564 m away | 145 m² | 185 m² | +40 m² +28% | 2015 |
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| 10a, The Drive894 m away | 113 m² | 152 m² | +39 m² +35% | 2025 |
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| 25, Smitham Downs Road826 m away | 214 m² | 252 m² | +38 m² +18% | 2024 |
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| 68, Reedham Drive367 m away | 81 m² | 118 m² | +37 m² +46% | 2026 |
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| 2, Hartley Farm413 m away | 146 m² | 183 m² | +37 m² +25% | 2018 |
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| 161, Old Lodge Lane569 m away | 92 m² | 129 m² | +37 m² +40% | 2014 |
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| 51, Northwood Avenue760 m away | 77 m² | 112 m² | +35 m² +45% | 2021 |
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| 16, The Drive894 m away | 160 m² | 195 m² | +35 m² +22% | 2018 |
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| 40, Sunnydene Road923 m away | 85 m² | 120 m² | +35 m² +41% | 2015 |
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| 154, Brighton Road674 m away | 117 m² | 151 m² | +34 m² +29% | 2026 |
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| 52, Hartley Old Road286 m away | 216 m² | 250 m² | +34 m² +16% | 2024 |
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| 5, Somerton Close835 m away | 104 m² | 138 m² | +34 m² +33% | 2014 |
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| 73, Oaks Road770 m away | 88 m² | 121 m² | +33 m² +38% | 2024 |
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| 264, Old Lodge Lane987 m away | 108 m² | 140 m² | +32 m² +30% | 2025 |
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| 47, Stoats Nest Village798 m away | 93 m² | 125 m² | +32 m² +34% | 2023 |
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| 17, Beckett Avenue859 m away | 200 m² | 232 m² | +32 m² +16% | 2022 |
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| 3, The Drive894 m away | 201 m² | 233 m² | +32 m² +16% | 2022 |
|---|
| 56, Byron Avenue927 m away | 93 m² | 125 m² | +32 m² +34% | 2020 |
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| 78, Lansdowne Road880 m away | 81 m² | 113 m² | +32 m² +40% | 2013 |
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| 176, Godstone Road933 m away | 128 m² | 159 m² | +31 m² +24% | 2022 |
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| 36, Graham Road684 m away | 149 m² | 180 m² | +31 m² +21% | 2020 |
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| 41, Stoats Nest Village798 m away | 105 m² | 136 m² | +31 m² +30% | 2014 |
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| 27, Burcott Road165 m away | 148 m² | 178 m² | +30 m² +20% | 2022 |
|---|
| 81, Oaks Road770 m away | 84 m² | 113 m² | +29 m² +35% | 2024 |
|---|
| 44, Aveling Close504 m away | 53 m² | 82 m² | +29 m² +55% | 2022 |
|---|
| 21, Elm Road835 m away | 67 m² | 96 m² | +29 m² +43% | 2020 |
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| 225, Old Lodge Lane959 m away | 77 m² | 106 m² | +29 m² +38% | 2020 |
|---|
| 18, Reedham Drive367 m away | 108 m² | 137 m² | +29 m² +27% | 2019 |
|---|
| 2a, Grovelands Road959 m away | 126 m² | 155 m² | +29 m² +23% | 2017 |
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| 17, Roke Road988 m away | 91 m² | 119 m² | +28 m² +31% | 2026 |
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| 8a, The Drive894 m away | 152 m² | 180 m² | +28 m² +18% | 2023 |
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| 16, Kenmore Road878 m away | 84 m² | 112 m² | +28 m² +33% | 2022 |
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| 37, Burcott Road165 m away | 165 m² | 193 m² | +28 m² +17% | 2015 |
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| 69a, Stoats Nest Road642 m away | 49 m² | 77 m² | +28 m² +57% | 2015 |
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| 8, Coulsdon Road817 m away | 61 m² | 88 m² | +27 m² +44% | 2026 |
|---|
| 93, Downlands Road853 m away | 117 m² | 144 m² | +27 m² +23% | 2022 |
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| 55, Little Roke Avenue838 m away | 31 m² | 57 m² | +26 m² +84% | 2025 |
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| 28, Grovelands Road959 m away | 126 m² | 152 m² | +26 m² +21% | 2025 |
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| Flat 3, 12, Brighton Road818 m away | 36 m² | 62 m² | +26 m² +72% | 2023 |
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| 5, Gregory Court, Dale Road903 m away | 50 m² | 76 m² | +26 m² +52% | 2015 |
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| 142a, Old Lodge Lane321 m away | 98 m² | 123 m² | +25 m² +26% | 2024 |
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| 53, Hartley Down387 m away | 131 m² | 156 m² | +25 m² +19% | 2020 |
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| 21, Burcott Road165 m away | 165 m² | 190 m² | +25 m² +15% | 2019 |
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| 116, Northwood Avenue713 m away | 116 m² | 140 m² | +24 m² +21% | 2021 |
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| 44, Windermere Road932 m away | 103 m² | 127 m² | +24 m² +23% | 2016 |
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| Easthope, Wilmot Road997 m away | 92 m² | 116 m² | +24 m² +26% | 2015 |
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| 71, The Vale995 m away | 82 m² | 106 m² | +24 m² +29% | 2014 |
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| 25, Oaks Road894 m away | 86 m² | 109 m² | +23 m² +27% | 2026 |
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| 152, Brighton Road674 m away | 75 m² | 98 m² | +23 m² +31% | 2024 |
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| 105, Old Lodge Lane244 m away | 88 m² | 111 m² | +23 m² +26% | 2020 |
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| 79, Hartley Down599 m away | 123 m² | 146 m² | +23 m² +19% | 2019 |
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| 132, Old Lodge Lane321 m away | 111 m² | 134 m² | +23 m² +21% | 2017 |
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| 62, Byron Avenue927 m away | 129 m² | 151 m² | +22 m² +17% | 2024 |
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| Flat 6, 58, Old Lodge Lane73 m away | 66 m² | 88 m² | +22 m² +33% | 2023 |
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| 76, Lansdowne Road880 m away | 74 m² | 96 m² | +22 m² +30% | 2023 |
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| 59, Brighton Road793 m away | 134 m² | 156 m² | +22 m² +16% | 2021 |
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| 104, Northwood Avenue713 m away | 95 m² | 116 m² | +21 m² +22% | 2015 |
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| 23, Windermere Road933 m away | 125 m² | 146 m² | +21 m² +17% | 2013 |
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| 44, Beaumont Road778 m away | 112 m² | 132 m² | +20 m² +18% | 2022 |
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| 30, Highland Road325 m away | 111 m² | 131 m² | +20 m² +18% | 2017 |
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| 1, Purley Vale934 m away | 76 m² | 95 m² | +19 m² +25% | 2026 |
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| 31, Wontford Road741 m away | 84 m² | 103 m² | +19 m² +23% | 2021 |
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| 73, Little Roke Avenue838 m away | 102 m² | 121 m² | +19 m² +19% | 2011 |
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| 17, Burwood Avenue780 m away | 86 m² | 104 m² | +18 m² +21% | 2026 |
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| 36, Windermere Road932 m away | 115 m² | 133 m² | +18 m² +16% | 2020 |
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| 23, Graham Road697 m away | 90 m² | 108 m² | +18 m² +20% | 2014 |
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| 91, Haydn Avenue523 m away | 88 m² | 105 m² | +17 m² +19% | 2026 |
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| 117, Lansdowne Road875 m away | 81 m² | 98 m² | +17 m² +21% | 2022 |
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| 10, Brighton Road818 m away | 72 m² | 89 m² | +17 m² +24% | 2021 |
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| 55, Stoats Nest Village798 m away | 94 m² | 111 m² | +17 m² +18% | 2020 |
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| 183, Aveling Close582 m away | 56 m² | 73 m² | +17 m² +30% | 2018 |
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| 29, Highland Road325 m away | 85 m² | 102 m² | +17 m² +20% | 2015 |
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| 89, Old Lodge Lane244 m away | 61 m² | 78 m² | +17 m² +28% | 2014 |
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| 1, Wontford Road741 m away | 74 m² | 90 m² | +16 m² +22% | 2025 |
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| 63, Purley Vale879 m away | 59 m² | 75 m² | +16 m² +27% | 2025 |
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| Flat 3, 58, Old Lodge Lane73 m away | 60 m² | 76 m² | +16 m² +27% | 2023 |
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| 3, Sunnydene Road915 m away | 71 m² | 87 m² | +16 m² +23% | 2021 |
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| 10, Roke Lodge Road818 m away | 78 m² | 94 m² | +16 m² +21% | 2020 |
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| 189, Brighton Road585 m away | 47 m² | 63 m² | +16 m² +34% | 2018 |
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| 66, Brighton Road975 m away | 62 m² | 77 m² | +15 m² +24% | 2026 |
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| 39, Beaumont Road696 m away | 90 m² | 105 m² | +15 m² +17% | 2019 |
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| 2, Petersfield Crescent781 m away | 93 m² | 108 m² | +15 m² +16% | 2015 |
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| 41, Brighton Road971 m away | 33 m² | 48 m² | +15 m² +45% | 2015 |
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| 21, Cullesden Road691 m away | 33 m² | 48 m² | +15 m² +45% | 2014 |
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| 65, Stoats Nest Road642 m away | 98 m² | 113 m² | +15 m² +15% | 2013 |
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