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 RM14 1BA
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 |
|---|---|---|---|---|
| 57, Hall Lane328 m away | 135 m² | 329 m² | +194 m² +144% | 2022 |
| 55, Hall Lane328 m away | 138 m² | 324 m² | +186 m² +135% | 2022 |
| 26, The Fairway673 m away | 126 m² | 300 m² | +174 m² +138% | 2020 |
| 96, Hall Lane559 m away | 122 m² | 272 m² | +150 m² +123% | 2020 |
| 31, Courtenay Gardens235 m away | 127 m² | 267 m² | +140 m² +110% | 2021 |
| 2, The Fairway673 m away | 193 m² | 317 m² | +124 m² +64% | 2026 |
| 16, Boundary Road804 m away | 79 m² | 192 m² | +113 m² +143% | 2020 |
| 52, Waldegrave Gardens445 m away | 125 m² | 238 m² | +113 m² +90% | 2019 |
| 1a, Courtenay Gardens235 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.
| 112 m² |
| 213 m² |
| +101 m² +90% |
| 2018 |
| 76, Deyncourt Gardens395 m away | 104 m² | 205 m² | +101 m² +97% | 2018 |
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| 26, Eversleigh Gardens674 m away | 78 m² | 178 m² | +100 m² +128% | 2024 |
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| 48, Ingrebourne Gardens691 m away | 102 m² | 193 m² | +91 m² +89% | 2023 |
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| 21, Eversleigh Gardens621 m away | 80 m² | 170 m² | +90 m² +113% | 2021 |
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| 54, Marlborough Gardens873 m away | 229 m² | 319 m² | +90 m² +39% | 2017 |
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| 1, Church View685 m away | 59 m² | 145 m² | +86 m² +146% | 2018 |
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| 21, Cedar Gardens626 m away | 124 m² | 209 m² | +85 m² +69% | 2024 |
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| 1, Spenser Crescent726 m away | 109 m² | 194 m² | +85 m² +78% | 2023 |
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| 133, Springfield Gardens950 m away | 109 m² | 192 m² | +83 m² +76% | 2026 |
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| 113, Hall Lane797 m away | 129 m² | 207 m² | +78 m² +60% | 2020 |
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| 14, Boundary Road804 m away | 104 m² | 177 m² | +73 m² +70% | 2021 |
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| 2b, Grosvenor Gardens410 m away | 153 m² | 225 m² | +72 m² +47% | 2022 |
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| 37, Argyle Gardens755 m away | 81 m² | 149 m² | +68 m² +84% | 2023 |
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| 15, Eversleigh Gardens621 m away | 96 m² | 163 m² | +67 m² +70% | 2026 |
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| 41, Deyncourt Gardens395 m away | 119 m² | 185 m² | +66 m² +55% | 2025 |
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| 13, Marlborough Gardens898 m away | 79 m² | 144 m² | +65 m² +82% | 2022 |
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| 56, Brookdale Avenue944 m away | 94 m² | 159 m² | +65 m² +69% | 2016 |
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| 86, Deyncourt Gardens551 m away | 108 m² | 172 m² | +64 m² +59% | 2023 |
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| 5, Masefield Drive806 m away | 81 m² | 144 m² | +63 m² +78% | 2021 |
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| 42, Eversleigh Gardens674 m away | 90 m² | 151 m² | +61 m² +68% | 2024 |
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| 39, Grosvenor Gardens381 m away | 120 m² | 181 m² | +61 m² +51% | 2022 |
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| 25, Hill Rise747 m away | 46 m² | 106 m² | +60 m² +130% | 2026 |
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| 41, Engayne Gardens273 m away | 121 m² | 181 m² | +60 m² +50% | 2012 |
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| 126, Howard Road569 m away | 62 m² | 121 m² | +59 m² +95% | 2023 |
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| 82, Sunnyside Gardens823 m away | 86 m² | 144 m² | +58 m² +67% | 2025 |
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| 98, Howard Road569 m away | 47 m² | 104 m² | +57 m² +121% | 2015 |
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| 4, Champion Road465 m away | 99 m² | 155 m² | +56 m² +57% | 2025 |
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| 34, Argyle Gardens675 m away | 142 m² | 198 m² | +56 m² +39% | 2025 |
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| 21, Springfield Gardens802 m away | 114 m² | 170 m² | +56 m² +49% | 2018 |
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| 120, Howard Road569 m away | 51 m² | 106 m² | +55 m² +108% | 2024 |
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| 87, Benets Road896 m away | 78 m² | 132 m² | +54 m² +69% | 2024 |
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| 1, Latham Place120 m away | 351 m² | 405 m² | +54 m² +15% | 2023 |
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| 80, Argyle Gardens900 m away | 75 m² | 128 m² | +53 m² +71% | 2024 |
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| 28, Sunnyside Gardens665 m away | 127 m² | 180 m² | +53 m² +42% | 2020 |
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| 1, Marlborough Gardens898 m away | 97 m² | 150 m² | +53 m² +55% | 2020 |
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| 9, Grosvenor Gardens381 m away | 318 m² | 371 m² | +53 m² +17% | 2019 |
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| 5, Aylett Road403 m away | 85 m² | 138 m² | +53 m² +62% | 2018 |
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| 53, Argyle Gardens755 m away | 81 m² | 133 m² | +52 m² +64% | 2021 |
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| 151, Howard Road555 m away | 121 m² | 173 m² | +52 m² +43% | 2020 |
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| 13, Springfield Gardens802 m away | 123 m² | 174 m² | +51 m² +41% | 2026 |
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| 54, Deyncourt Gardens395 m away | 139 m² | 189 m² | +50 m² +36% | 2022 |
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| 19, Caernarvon Close974 m away | 87 m² | 137 m² | +50 m² +57% | 2021 |
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| 97, Ingrebourne Gardens856 m away | 113 m² | 161 m² | +48 m² +42% | 2026 |
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| 56, Berkeley Drive645 m away | 87 m² | 134 m² | +47 m² +54% | 2020 |
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| 52, Derham Gardens736 m away | 76 m² | 122 m² | +46 m² +61% | 2023 |
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| 6, Rectory Gardens880 m away | 159 m² | 205 m² | +46 m² +29% | 2023 |
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| 37, Stewart Avenue949 m away | 144 m² | 189 m² | +45 m² +31% | 2018 |
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| 20, Sunnyside Gardens665 m away | 99 m² | 143 m² | +44 m² +44% | 2025 |
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| 84, Benets Road900 m away | 95 m² | 139 m² | +44 m² +46% | 2009 |
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| 9, Cranborne Gardens481 m away | 101 m² | 143 m² | +42 m² +42% | 2022 |
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| 11, Marlborough Gardens898 m away | 124 m² | 165 m² | +41 m² +33% | 2024 |
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| 131, Howard Road555 m away | 65 m² | 106 m² | +41 m² +63% | 2023 |
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| 48, Springfield Gardens841 m away | 153 m² | 193 m² | +40 m² +26% | 2026 |
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| 59, Howard Road256 m away | 72 m² | 112 m² | +40 m² +56% | 2023 |
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| 9, Garbutt Road363 m away | 71 m² | 111 m² | +40 m² +56% | 2022 |
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| 99, Howard Road555 m away | 49 m² | 88 m² | +39 m² +80% | 2021 |
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| 8, Branfill Road316 m away | 91 m² | 129 m² | +38 m² +42% | 2025 |
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| 123, Howard Road555 m away | 55 m² | 93 m² | +38 m² +69% | 2020 |
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| 83, Sunnyside Gardens795 m away | 94 m² | 131 m² | +37 m² +39% | 2024 |
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| 23, Eversleigh Gardens621 m away | 117 m² | 154 m² | +37 m² +32% | 2021 |
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| 46, Sunnyside Gardens665 m away | 95 m² | 132 m² | +37 m² +39% | 2018 |
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| 55, Somerset Gardens894 m away | 79 m² | 115 m² | +36 m² +46% | 2025 |
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| 107, Springfield Gardens904 m away | 100 m² | 136 m² | +36 m² +36% | 2016 |
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| 72, Somerset Gardens905 m away | 73 m² | 108 m² | +35 m² +48% | 2026 |
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| 16, Bridge Avenue911 m away | 55 m² | 90 m² | +35 m² +64% | 2026 |
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| 14, Ashburnham Gardens359 m away | 181 m² | 216 m² | +35 m² +19% | 2015 |
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| 79, St Lawrence Road341 m away | 78 m² | 112 m² | +34 m² +44% | 2026 |
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| 83, St Lawrence Road341 m away | 67 m² | 101 m² | +34 m² +51% | 2025 |
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| 32, Waldegrave Gardens445 m away | 122 m² | 156 m² | +34 m² +28% | 2024 |
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| 14, Bridge Avenue911 m away | 83 m² | 117 m² | +34 m² +41% | 2024 |
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| 44, Hall Lane328 m away | 199 m² | 233 m² | +34 m² +17% | 2019 |
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| 27, Deyncourt Gardens395 m away | 120 m² | 154 m² | +34 m² +28% | 2014 |
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| 109, Howard Road555 m away | 64 m² | 97 m² | +33 m² +52% | 2025 |
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| 369, St Mary'S Lane877 m away | 111 m² | 144 m² | +33 m² +30% | 2025 |
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| 125, Argyle Gardens900 m away | 103 m² | 136 m² | +33 m² +32% | 2024 |
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| 11, New Place Gardens619 m away | 150 m² | 183 m² | +33 m² +22% | 2011 |
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| 2a, Grosvenor Gardens410 m away | 199 m² | 231 m² | +32 m² +16% | 2019 |
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| 61a, Corbets Tey Road732 m away | 79 m² | 110 m² | +31 m² +39% | 2021 |
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| 8, Cedar Gardens626 m away | 74 m² | 104 m² | +30 m² +41% | 2025 |
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| 27, Cranborne Gardens481 m away | 103 m² | 133 m² | +30 m² +29% | 2014 |
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| 15, Brookdale Avenue942 m away | 66 m² | 96 m² | +30 m² +45% | 2012 |
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| 183, Howard Road555 m away | 102 m² | 131 m² | +29 m² +28% | 2026 |
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| 49, Somerset Gardens894 m away | 41 m² | 70 m² | +29 m² +71% | 2025 |
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| 35, Eversleigh Gardens621 m away | 120 m² | 149 m² | +29 m² +24% | 2022 |
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| 8, Claremont Gardens501 m away | 189 m² | 218 m² | +29 m² +15% | 2021 |
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| 1, Masefield Drive806 m away | 125 m² | 153 m² | +28 m² +22% | 2026 |
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| 57, Waldegrave Gardens426 m away | 118 m² | 146 m² | +28 m² +24% | 2022 |
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| 10, Argyle Gardens675 m away | 80 m² | 108 m² | +28 m² +35% | 2021 |
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| 1a, Station Road414 m away | 67 m² | 94 m² | +27 m² +40% | 2022 |
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| 12, Garbutt Road363 m away | 71 m² | 98 m² | +27 m² +38% | 2020 |
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| 13, Holden Way692 m away | 170 m² | 197 m² | +27 m² +16% | 2020 |
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| 20, Howard Road290 m away | 82 m² | 109 m² | +27 m² +33% | 2010 |
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| 1, Berkeley Drive820 m away | 80 m² | 106 m² | +26 m² +33% | 2024 |
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| 18, Bridge Avenue911 m away | 105 m² | 131 m² | +26 m² +25% | 2022 |
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| 2, Berkeley Drive820 m away | 77 m² | 103 m² | +26 m² +34% | 2016 |
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| 41, Ingrebourne Gardens503 m away | 152 m² | 178 m² | +26 m² +17% | 2015 |
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| 17, Fairfield Avenue975 m away | 128 m² | 153 m² | +25 m² +20% | 2025 |
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| 7, Ruskin Avenue844 m away | 86 m² | 111 m² | +25 m² +29% | 2024 |
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| 56, Sunnyside Gardens665 m away | 124 m² | 149 m² | +25 m² +20% | 2020 |
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| 8, Derham Gardens736 m away | 89 m² | 114 m² | +25 m² +28% | 2014 |
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| 26, Somerset Gardens905 m away | 65 m² | 90 m² | +25 m² +38% | 2014 |
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| 4, Gaynes Road384 m away | 90 m² | 114 m² | +24 m² +27% | 2021 |
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| 6, Cedar Gardens626 m away | 108 m² | 132 m² | +24 m² +22% | 2021 |
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| 23, Highview Gardens559 m away | 118 m² | 142 m² | +24 m² +20% | 2020 |
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| 30, Benets Road900 m away | 79 m² | 103 m² | +24 m² +30% | 2014 |
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| 68, Station Road215 m away | 53 m² | 76 m² | +23 m² +43% | 2023 |
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| 38a, Corbets Tey Road817 m away | 61 m² | 84 m² | +23 m² +38% | 2023 |
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| 28, Tudor Gardens643 m away | 141 m² | 164 m² | +23 m² +16% | 2021 |
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| 55, Springfield Gardens841 m away | 110 m² | 133 m² | +23 m² +21% | 2020 |
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| 13, Tyrells Close748 m away | 44 m² | 67 m² | +23 m² +52% | 2014 |
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| 2, Champion Road465 m away | 92 m² | 115 m² | +23 m² +25% | 2013 |
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| Flat 2, Abraham Court, 2 - 4, St Mary'S Lane892 m away | 40 m² | 63 m² | +23 m² +57% | 2011 |
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| 8, Howard Road290 m away | 83 m² | 105 m² | +22 m² +27% | 2025 |
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| 119, Sunnyside Gardens795 m away | 119 m² | 141 m² | +22 m² +18% | 2024 |
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| 75, St Lawrence Road341 m away | 95 m² | 117 m² | +22 m² +23% | 2022 |
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| 17, Gaynes Road384 m away | 103 m² | 125 m² | +22 m² +21% | 2021 |
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| 6, Falkirk Close897 m away | 82 m² | 103 m² | +21 m² +26% | 2020 |
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| 48, Eversleigh Gardens674 m away | 115 m² | 136 m² | +21 m² +18% | 2018 |
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| 13, Howard Road256 m away | 100 m² | 121 m² | +21 m² +21% | 2014 |
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| 76, Ingrebourne Gardens911 m away | 129 m² | 150 m² | +21 m² +16% | 2009 |
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| 129, Howard Road555 m away | 48 m² | 68 m² | +20 m² +42% | 2020 |
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| 32, Courtenay Gardens240 m away | 103 m² | 123 m² | +20 m² +19% | 2018 |
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| 69, St Lawrence Road341 m away | 40 m² | 60 m² | +20 m² +50% | 2016 |
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| 4, Somerset Gardens905 m away | 70 m² | 90 m² | +20 m² +29% | 2014 |
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| 15, Sunnyside Gardens629 m away | 88 m² | 108 m² | +20 m² +23% | 2012 |
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| 9, Church View685 m away | 61 m² | 80 m² | +19 m² +31% | 2021 |
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| 18, Falkirk Close897 m away | 101 m² | 119 m² | +18 m² +18% | 2025 |
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| 9, Dunster Crescent669 m away | 86 m² | 104 m² | +18 m² +21% | 2019 |
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| 3, St Lawrence Road341 m away | 68 m² | 86 m² | +18 m² +26% | 2016 |
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| 50, Argyle Gardens675 m away | 96 m² | 114 m² | +18 m² +19% | 2013 |
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| 19, Gaynes Road384 m away | 104 m² | 121 m² | +17 m² +16% | 2026 |
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| 30, Hedingham Road926 m away | 92 m² | 109 m² | +17 m² +18% | 2025 |
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| 6, Howard Road290 m away | 84 m² | 101 m² | +17 m² +20% | 2024 |
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| 34, Berkeley Drive820 m away | 94 m² | 111 m² | +17 m² +18% | 2021 |
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| Flat 28, Abraham Court, 2 - 4, St Mary'S Lane892 m away | 69 m² | 85 m² | +16 m² +23% | 2023 |
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| 1, St Lawrence Road341 m away | 83 m² | 99 m² | +16 m² +19% | 2020 |
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| 105, Sunnyside Gardens795 m away | 83 m² | 99 m² | +16 m² +19% | 2015 |
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| 47, Frimley Avenue754 m away | 61 m² | 76 m² | +15 m² +25% | 2025 |
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| 283, St Marys Lane518 m away | 64 m² | 79 m² | +15 m² +23% | 2017 |
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| 7, Berkeley Close507 m away | 79 m² | 94 m² | +15 m² +19% | 2016 |
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| 14, Brookdale Avenue942 m away | 83 m² | 98 m² | +15 m² +18% | 2015 |
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| 28, Somerset Gardens905 m away | 79 m² | 94 m² | +15 m² +19% | 2014 |
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