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 RM11 1SR
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 |
|---|---|---|---|---|
| 5, Elm Grove869 m away | 316 m² | 730 m² | +414 m² +131% | 2013 |
| 15, Freeman Way970 m away | 321 m² | 657 m² | +336 m² +105% | 2024 |
| 21, Parkstone Avenue504 m away | 283 m² | 526 m² | +243 m² +86% | 2017 |
| 4, Porchester Close844 m away | 187 m² | 401 m² | +214 m² +114% | 2014 |
| 4, Nelmes Road611 m away | 162 m² | 372 m² | +210 m² +130% | 2014 |
| 14, Dalewood Close523 m away | 178 m² | 384 m² | +206 m² +116% | 2020 |
| 8, Ernest Road767 m away | 218 m² | 422 m² | +204 m² +94% | 2016 |
| 97, Wingletye Lane997 m away | 116 m² | 288 m² | +172 m² +148% | 2023 |
| 12, Rockchase Gardens585 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.
| 208 m² |
| 378 m² |
| +170 m² +82% |
| 2020 |
| 14, Elm Grove869 m away | 305 m² | 474 m² | +169 m² +55% | 2025 |
|---|
| 16, Berther Road326 m away | 146 m² | 292 m² | +146 m² +100% | 2026 |
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| 1, Fairlawns Close771 m away | 201 m² | 342 m² | +141 m² +70% | 2015 |
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| 75, Parkstone Avenue911 m away | 229 m² | 367 m² | +138 m² +60% | 2019 |
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| 16, Ernest Road767 m away | 458 m² | 587 m² | +129 m² +28% | 2023 |
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| 36, Herbert Road890 m away | 368 m² | 487 m² | +119 m² +32% | 2024 |
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| 12, Freeman Way970 m away | 206 m² | 323 m² | +117 m² +57% | 2023 |
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| 2a, Burntwood Avenue709 m away | 160 m² | 276 m² | +116 m² +73% | 2015 |
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| 1, Astwood Close826 m away | 418 m² | 527 m² | +109 m² +26% | 2021 |
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| 49, Curtis Road866 m away | 84 m² | 192 m² | +108 m² +129% | 2022 |
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| 25, Warrington Gardens884 m away | 87 m² | 194 m² | +107 m² +123% | 2024 |
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| 42, Parkstone Avenue630 m away | 481 m² | 588 m² | +107 m² +22% | 2010 |
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| 34, Beverley Gardens788 m away | 71 m² | 176 m² | +105 m² +148% | 2025 |
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| 23, The Avenue707 m away | 87 m² | 191 m² | +104 m² +120% | 2022 |
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| 22, Burntwood Avenue709 m away | 259 m² | 359 m² | +100 m² +39% | 2025 |
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| 8, Walden Road549 m away | 153 m² | 251 m² | +98 m² +64% | 2025 |
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| 65, Hillview Avenue478 m away | 65 m² | 162 m² | +97 m² +149% | 2017 |
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| 28, Boscombe Avenue520 m away | 93 m² | 186 m² | +93 m² +100% | 2026 |
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| 18, Emerson Drive220 m away | 122 m² | 214 m² | +92 m² +75% | 2026 |
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| 4, Windsor Road701 m away | 75 m² | 167 m² | +92 m² +123% | 2022 |
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| 62, Devonshire Road915 m away | 74 m² | 163 m² | +89 m² +120% | 2025 |
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| 42, Elmhurst Drive874 m away | 83 m² | 168 m² | +85 m² +102% | 2021 |
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| 106, Stanley Road973 m away | 69 m² | 150 m² | +81 m² +117% | 2026 |
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| 12, Nelmes Road611 m away | 184 m² | 265 m² | +81 m² +44% | 2025 |
|---|
| 7, Berther Road352 m away | 106 m² | 186 m² | +80 m² +75% | 2020 |
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| 7, Victor Gardens505 m away | 55 m² | 133 m² | +78 m² +142% | 2025 |
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| 24, Grey Towers Avenue452 m away | 100 m² | 177 m² | +77 m² +77% | 2020 |
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| 1, Elmhurst Drive912 m away | 94 m² | 171 m² | +77 m² +82% | 2020 |
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| 9, Poole Road997 m away | 100 m² | 177 m² | +77 m² +77% | 2019 |
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| 3, Burges Close928 m away | 231 m² | 307 m² | +76 m² +33% | 2014 |
|---|
| 7, Nelmes Road611 m away | 258 m² | 333 m² | +75 m² +29% | 2018 |
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| 274, Osborne Road417 m away | 108 m² | 180 m² | +72 m² +67% | 2024 |
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| 71, Ernest Road951 m away | 240 m² | 312 m² | +72 m² +30% | 2021 |
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| 3, Poole Road997 m away | 90 m² | 162 m² | +72 m² +80% | 2016 |
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| 34, Boscombe Avenue458 m away | 82 m² | 153 m² | +71 m² +87% | 2025 |
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| 15, Wingletye Lane901 m away | 110 m² | 181 m² | +71 m² +65% | 2020 |
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| 24, Stanley Road818 m away | 98 m² | 168 m² | +70 m² +71% | 2018 |
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| 77, Bruce Avenue807 m away | 55 m² | 124 m² | +69 m² +125% | 2018 |
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| 136, Burnway455 m away | 50 m² | 118 m² | +68 m² +136% | 2023 |
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| 27, St Georges Avenue659 m away | 75 m² | 143 m² | +68 m² +91% | 2015 |
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| 43, Glanville Drive852 m away | 79 m² | 146 m² | +67 m² +85% | 2024 |
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| 6, Burntwood Avenue709 m away | 323 m² | 390 m² | +67 m² +21% | 2014 |
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| 8, The Woodfines617 m away | 199 m² | 264 m² | +65 m² +33% | 2016 |
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| 33, Grey Towers Avenue452 m away | 89 m² | 153 m² | +64 m² +72% | 2018 |
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| 29, Curtis Road866 m away | 95 m² | 158 m² | +63 m² +66% | 2024 |
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| 12, Harrow Drive972 m away | 108 m² | 171 m² | +63 m² +58% | 2015 |
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| 2, Warrington Gardens905 m away | 73 m² | 135 m² | +62 m² +85% | 2026 |
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| The Fold, 54a, Herbert Road890 m away | 342 m² | 404 m² | +62 m² +18% | 2024 |
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| 19a, Ernest Road816 m away | 155 m² | 217 m² | +62 m² +40% | 2023 |
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| 40, Percival Road910 m away | 45 m² | 106 m² | +61 m² +136% | 2023 |
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| 5, Bellevue Road767 m away | 103 m² | 164 m² | +61 m² +59% | 2022 |
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| 28, Wykeham Avenue692 m away | 102 m² | 161 m² | +59 m² +58% | 2023 |
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| 8, Herbert Road398 m away | 227 m² | 285 m² | +58 m² +26% | 2026 |
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| 8, Windsor Road701 m away | 73 m² | 130 m² | +57 m² +78% | 2023 |
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| 59, Elmhurst Drive903 m away | 98 m² | 155 m² | +57 m² +58% | 2015 |
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| 62, Beverley Gardens589 m away | 137 m² | 193 m² | +56 m² +41% | 2025 |
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| 56, Beverley Gardens589 m away | 81 m² | 137 m² | +56 m² +69% | 2025 |
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| 1, Cromer Road336 m away | 89 m² | 145 m² | +56 m² +63% | 2024 |
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| 2, Yevele Way489 m away | 121 m² | 177 m² | +56 m² +46% | 2015 |
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| 107, Wingletye Lane997 m away | 134 m² | 189 m² | +55 m² +41% | 2019 |
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| 114, Hillview Avenue888 m away | 53 m² | 107 m² | +54 m² +102% | 2026 |
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| 6, Mavis Grove640 m away | 129 m² | 183 m² | +54 m² +42% | 2024 |
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| 100, Hillview Avenue691 m away | 135 m² | 188 m² | +53 m² +39% | 2022 |
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| 24, Lyndhurst Drive704 m away | 88 m² | 141 m² | +53 m² +60% | 2020 |
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| 13, Devonshire Road940 m away | 204 m² | 256 m² | +52 m² +25% | 2023 |
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| 4, Ernest Road767 m away | 250 m² | 302 m² | +52 m² +21% | 2016 |
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| 1, Boscombe Avenue520 m away | 78 m² | 129 m² | +51 m² +65% | 2023 |
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| 130, Burnway455 m away | 64 m² | 115 m² | +51 m² +80% | 2018 |
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| 38, Hillview Avenue494 m away | 91 m² | 141 m² | +50 m² +55% | 2024 |
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| 52, Mill Park Avenue937 m away | 147 m² | 197 m² | +50 m² +34% | 2024 |
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| 19, Hillview Avenue478 m away | 107 m² | 157 m² | +50 m² +47% | 2021 |
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| 111a, Hillview Avenue691 m away | 126 m² | 175 m² | +49 m² +39% | 2026 |
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| 48, Beverley Gardens589 m away | 65 m² | 114 m² | +49 m² +75% | 2023 |
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| 8, Bowden Drive518 m away | 108 m² | 156 m² | +48 m² +44% | 2024 |
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| 66, North Street0 m away | 195 m² | 242 m² | +47 m² +24% | 2022 |
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| 7, Dalewood Close523 m away | 166 m² | 213 m² | +47 m² +28% | 2019 |
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| 9, Sandown Avenue570 m away | 75 m² | 120 m² | +45 m² +60% | 2026 |
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| 252, Osborne Road417 m away | 81 m² | 126 m² | +45 m² +56% | 2024 |
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| 50, Woodhall Crescent671 m away | 86 m² | 131 m² | +45 m² +52% | 2022 |
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| 6, Glamis Drive491 m away | 40 m² | 85 m² | +45 m² +113% | 2019 |
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| 46, Percival Road910 m away | 46 m² | 91 m² | +45 m² +98% | 2019 |
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| 16, Allenby Drive715 m away | 70 m² | 114 m² | +44 m² +63% | 2024 |
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| 6, Lodge Court633 m away | 67 m² | 111 m² | +44 m² +66% | 2012 |
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| 14, Walden Way777 m away | 207 m² | 249 m² | +42 m² +20% | 2024 |
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| 4, Emerson Drive220 m away | 120 m² | 162 m² | +42 m² +35% | 2020 |
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| 5a, Nelmes Road611 m away | 235 m² | 276 m² | +41 m² +17% | 2015 |
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| 33, Mill Park Avenue937 m away | 114 m² | 154 m² | +40 m² +35% | 2025 |
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| 79, Bruce Avenue807 m away | 75 m² | 115 m² | +40 m² +53% | 2023 |
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| 5, Halcyon Way913 m away | 91 m² | 131 m² | +40 m² +44% | 2022 |
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| 166, Lyndhurst Drive590 m away | 95 m² | 134 m² | +39 m² +41% | 2026 |
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| Flat 7, Noble Court, 126, North Street179 m away | 45 m² | 83 m² | +38 m² +84% | 2026 |
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| 29, Keswick Avenue324 m away | 92 m² | 130 m² | +38 m² +41% | 2025 |
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| 41, The Avenue748 m away | 82 m² | 120 m² | +38 m² +46% | 2024 |
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| 13, Warrington Gardens905 m away | 76 m² | 114 m² | +38 m² +50% | 2014 |
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| 25, Abbs Cross Gardens631 m away | 75 m² | 112 m² | +37 m² +49% | 2026 |
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| 9, Brooklands Gardens981 m away | 100 m² | 137 m² | +37 m² +37% | 2016 |
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| 32, Boscombe Avenue520 m away | 113 m² | 149 m² | +36 m² +32% | 2025 |
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| 14, Patricia Drive578 m away | 69 m² | 105 m² | +36 m² +52% | 2025 |
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| 93, Wingletye Lane997 m away | 147 m² | 183 m² | +36 m² +24% | 2024 |
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| 118, Bruce Avenue672 m away | 72 m² | 108 m² | +36 m² +50% | 2022 |
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| 34, Harrow Drive972 m away | 232 m² | 268 m² | +36 m² +16% | 2020 |
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| 28, Whitethorn Gardens989 m away | 84 m² | 119 m² | +35 m² +42% | 2026 |
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| 65, Bruce Avenue807 m away | 71 m² | 106 m² | +35 m² +49% | 2025 |
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| 110, Hornchurch Road979 m away | 81 m² | 116 m² | +35 m² +43% | 2020 |
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| 5, Patricia Drive578 m away | 66 m² | 101 m² | +35 m² +53% | 2017 |
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| 58, Westland Avenue675 m away | 88 m² | 123 m² | +35 m² +40% | 2017 |
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| 78, Glebe Way471 m away | 115 m² | 149 m² | +34 m² +30% | 2026 |
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| 2, Bowden Drive518 m away | 141 m² | 175 m² | +34 m² +24% | 2026 |
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| 64, Station Lane651 m away | 64 m² | 98 m² | +34 m² +53% | 2025 |
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| 38, Westland Avenue675 m away | 138 m² | 172 m² | +34 m² +25% | 2023 |
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| 11, Lewis Road825 m away | 85 m² | 118 m² | +33 m² +39% | 2026 |
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| 51, Cromer Road336 m away | 103 m² | 136 m² | +33 m² +32% | 2025 |
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| 87, Glebe Way471 m away | 146 m² | 179 m² | +33 m² +23% | 2025 |
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| 140, Burnway455 m away | 47 m² | 80 m² | +33 m² +70% | 2023 |
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| 127, Wingletye Lane997 m away | 213 m² | 246 m² | +33 m² +15% | 2022 |
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| 25, Lyndhurst Drive728 m away | 101 m² | 133 m² | +32 m² +32% | 2025 |
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| 25a, Percival Road910 m away | 81 m² | 113 m² | +32 m² +40% | 2025 |
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| 7, Curtis Road954 m away | 157 m² | 189 m² | +32 m² +20% | 2017 |
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| 129, Victor Close622 m away | 76 m² | 106 m² | +30 m² +39% | 2026 |
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| 7, Percival Road910 m away | 67 m² | 97 m² | +30 m² +45% | 2023 |
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| 66, Grey Towers Avenue457 m away | 50 m² | 80 m² | +30 m² +60% | 2019 |
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| 26, Wykeham Avenue692 m away | 111 m² | 141 m² | +30 m² +27% | 2019 |
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| 37, Glebe Way272 m away | 93 m² | 123 m² | +30 m² +32% | 2017 |
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| 10, Pegelm Gardens688 m away | 98 m² | 128 m² | +30 m² +31% | 2017 |
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| 120, Hillview Avenue888 m away | 77 m² | 106 m² | +29 m² +38% | 2025 |
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| 70, Stanley Road973 m away | 101 m² | 130 m² | +29 m² +29% | 2025 |
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| 22, Boscombe Avenue520 m away | 92 m² | 121 m² | +29 m² +32% | 2020 |
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| 145, Bruce Avenue672 m away | 124 m² | 153 m² | +29 m² +23% | 2020 |
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| 9, Beverley Gardens788 m away | 71 m² | 100 m² | +29 m² +41% | 2018 |
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| Swan House, 54, Station Lane651 m away | 34 m² | 63 m² | +29 m² +85% | 2017 |
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| 5, Fanshawe Crescent818 m away | 146 m² | 175 m² | +29 m² +20% | 2017 |
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| 12a, Westland Avenue347 m away | 60 m² | 88 m² | +28 m² +47% | 2018 |
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| 31a, Butts Green Road509 m away | 38 m² | 66 m² | +28 m² +74% | 2013 |
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| 20, Emerson Drive220 m away | 152 m² | 179 m² | +27 m² +18% | 2026 |
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| 18, Kershaw Close164 m away | 100 m² | 127 m² | +27 m² +27% | 2024 |
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| 234, Osborne Road417 m away | 99 m² | 126 m² | +27 m² +27% | 2024 |
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| 23, Grey Towers Avenue551 m away | 83 m² | 110 m² | +27 m² +33% | 2022 |
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| 1, Ardleigh Green Road953 m away | 105 m² | 132 m² | +27 m² +26% | 2018 |
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| 8, Whitethorn Gardens989 m away | 87 m² | 114 m² | +27 m² +31% | 2017 |
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| 50, Hillview Avenue494 m away | 84 m² | 111 m² | +27 m² +32% | 2011 |
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| 55, Bruce Avenue807 m away | 62 m² | 88 m² | +26 m² +42% | 2023 |
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| 99a, Glebe Way471 m away | 59 m² | 85 m² | +26 m² +44% | 2022 |
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| 109a, Hillview Avenue691 m away | 88 m² | 114 m² | +26 m² +30% | 2022 |
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| 48, Boscombe Avenue458 m away | 96 m² | 122 m² | +26 m² +27% | 2019 |
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| 76, Hillview Avenue494 m away | 68 m² | 94 m² | +26 m² +38% | 2016 |
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| 1, Glebe Way149 m away | 104 m² | 129 m² | +25 m² +24% | 2026 |
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| 11, Mavis Grove640 m away | 137 m² | 162 m² | +25 m² +18% | 2020 |
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| 89, Wingletye Lane997 m away | 117 m² | 142 m² | +25 m² +21% | 2016 |
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| 59, Abbs Cross Lane862 m away | 74 m² | 98 m² | +24 m² +32% | 2026 |
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| 23a, Butts Green Road509 m away | 40 m² | 64 m² | +24 m² +60% | 2025 |
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| 181, Osborne Road741 m away | 90 m² | 114 m² | +24 m² +27% | 2024 |
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| 30, Allenby Drive715 m away | 107 m² | 131 m² | +24 m² +22% | 2023 |
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| 78, North Street0 m away | 107 m² | 129 m² | +22 m² +21% | 2026 |
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| 132, Burnway455 m away | 47 m² | 69 m² | +22 m² +47% | 2024 |
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| 60, Grosvenor Drive792 m away | 70 m² | 92 m² | +22 m² +31% | 2023 |
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| 94, The Avenue897 m away | 61 m² | 83 m² | +22 m² +36% | 2023 |
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| 58, Billet Lane117 m away | 39 m² | 61 m² | +22 m² +56% | 2021 |
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| 9, Glamis Drive491 m away | 49 m² | 71 m² | +22 m² +45% | 2021 |
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| 17, Victor Close697 m away | 43 m² | 65 m² | +22 m² +51% | 2021 |
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| 1, Wedlake Close188 m away | 71 m² | 93 m² | +22 m² +31% | 2018 |
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| 132, Hillview Avenue888 m away | 45 m² | 67 m² | +22 m² +49% | 2013 |
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| 114, Grosvenor Drive779 m away | 62 m² | 84 m² | +22 m² +35% | 2011 |
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| 142, Stanley Road973 m away | 66 m² | 87 m² | +21 m² +32% | 2025 |
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| 7, Regency Gardens700 m away | 134 m² | 155 m² | +21 m² +16% | 2021 |
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| 67, Abbs Cross Lane862 m away | 71 m² | 92 m² | +21 m² +30% | 2018 |
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| 50, Curtis Road866 m away | 90 m² | 111 m² | +21 m² +23% | 2014 |
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| 16, Keith Way60 m away | 102 m² | 122 m² | +20 m² +20% | 2026 |
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| Flat 68, Goldsmere Court, Fentiman Way446 m away | 44 m² | 64 m² | +20 m² +45% | 2023 |
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| 83, Hillview Avenue691 m away | 84 m² | 104 m² | +20 m² +24% | 2023 |
|---|
| 93, Lyndhurst Drive636 m away | 82 m² | 102 m² | +20 m² +24% | 2021 |
|---|
| 221, Osborne Road741 m away | 114 m² | 134 m² | +20 m² +18% | 2021 |
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| 29, Brendans Close489 m away | 58 m² | 78 m² | +20 m² +34% | 2018 |
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| 94, Hillview Avenue691 m away | 105 m² | 124 m² | +19 m² +18% | 2026 |
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| 57, Bruce Avenue807 m away | 94 m² | 113 m² | +19 m² +20% | 2026 |
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| 55, Glebe Way272 m away | 91 m² | 110 m² | +19 m² +21% | 2025 |
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| 34, Westland Avenue533 m away | 90 m² | 109 m² | +19 m² +21% | 2023 |
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| 29, Brooklands Gardens981 m away | 75 m² | 94 m² | +19 m² +25% | 2023 |
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| 129, Hillview Avenue888 m away | 84 m² | 102 m² | +18 m² +21% | 2026 |
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| 7, St Georges Avenue659 m away | 81 m² | 99 m² | +18 m² +22% | 2025 |
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| 164, Osborne Road748 m away | 95 m² | 113 m² | +18 m² +19% | 2025 |
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| 15, Kershaw Close164 m away | 93 m² | 111 m² | +18 m² +19% | 2020 |
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| 26, Link Way288 m away | 115 m² | 133 m² | +18 m² +16% | 2020 |
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| 26, Stanley Road818 m away | 99 m² | 116 m² | +17 m² +17% | 2025 |
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| 5, Sandown Avenue570 m away | 57 m² | 74 m² | +17 m² +30% | 2016 |
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| 27, Billet Lane329 m away | 50 m² | 67 m² | +17 m² +34% | 2009 |
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| 16, Dorrington Gardens603 m away | 69 m² | 85 m² | +16 m² +23% | 2023 |
|---|
| 93, Butts Green Road675 m away | 106 m² | 122 m² | +16 m² +15% | 2022 |
|---|
| 25, Windsor Road701 m away | 87 m² | 103 m² | +16 m² +18% | 2022 |
|---|
| 127, Grosvenor Drive824 m away | 67 m² | 83 m² | +16 m² +24% | 2022 |
|---|
| 140, North Street179 m away | 37 m² | 52 m² | +15 m² +41% | 2023 |
|---|
| 7, Warrington Gardens905 m away | 72 m² | 87 m² | +15 m² +21% | 2023 |
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