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 N8 9RR
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 |
|---|---|---|---|---|
| 4, Coleridge Road930 m away | 218 m² | 463 m² | +245 m² +112% | 2020 |
| Redleaf, Christchurch Road726 m away | 146 m² | 359 m² | +213 m² +146% | 2021 |
| 82, Park Avenue South854 m away | 183 m² | 309 m² | +126 m² +69% | 2022 |
| 101, Wightman Road840 m away | 113 m² | 208 m² | +95 m² +84% | 2026 |
| 90, Wightman Road888 m away | 79 m² | 172 m² | +93 m² +118% | 2021 |
| 55, Beresford Road938 m away | 70 m² | 163 m² | +93 m² +133% | 2021 |
| 17, Falkland Road900 m away | 68 m² | 158 m² | +90 m² +132% | 2023 |
| 1, Russell Road753 m away | 153 m² | 242 m² | +89 m² +58% | 2024 |
| 131, Crouch Hill629 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.
| 175 m² |
| 264 m² |
| +89 m² +51% |
| 2016 |
| Westbrook, Barrington Road720 m away | 78 m² | 165 m² | +87 m² +112% | 2022 |
|---|
| 65, Ferme Park Road558 m away | 209 m² | 295 m² | +86 m² +41% | 2013 |
|---|
| 110, Ferme Park Road383 m away | 155 m² | 239 m² | +84 m² +54% | 2026 |
|---|
| 12, Harefield Road862 m away | 148 m² | 232 m² | +84 m² +57% | 2024 |
|---|
| 349, Wightman Road816 m away | 64 m² | 148 m² | +84 m² +131% | 2018 |
|---|
| 82, Barrington Road908 m away | 128 m² | 211 m² | +83 m² +65% | 2016 |
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| 23, Clifton Road873 m away | 107 m² | 189 m² | +82 m² +77% | 2016 |
|---|
| 192, Stapleton Hall Road966 m away | 65 m² | 145 m² | +80 m² +123% | 2024 |
|---|
| 106, Barrington Road908 m away | 182 m² | 262 m² | +80 m² +44% | 2021 |
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| 10, Landrock Road316 m away | 156 m² | 234 m² | +78 m² +50% | 2015 |
|---|
| 104, Barrington Road908 m away | 182 m² | 260 m² | +78 m² +43% | 2011 |
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| 7, Hatherley Gardens531 m away | 52 m² | 128 m² | +76 m² +146% | 2019 |
|---|
| 30, Landrock Road310 m away | 124 m² | 199 m² | +75 m² +60% | 2015 |
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| 32, Landrock Road310 m away | 150 m² | 224 m² | +74 m² +49% | 2026 |
|---|
| 105, Crouch Hill789 m away | 214 m² | 288 m² | +74 m² +35% | 2017 |
|---|
| 19, Warham Road959 m away | 50 m² | 124 m² | +74 m² +148% | 2012 |
|---|
| 39, Pemberton Road976 m away | 60 m² | 133 m² | +73 m² +122% | 2017 |
|---|
| 20, Priory Avenue930 m away | 145 m² | 216 m² | +71 m² +49% | 2024 |
|---|
| 9, Hermiston Avenue333 m away | 108 m² | 177 m² | +69 m² +64% | 2021 |
|---|
| 11d, Park Road532 m away | 81 m² | 150 m² | +69 m² +85% | 2019 |
|---|
| 21, Clifton Road873 m away | 173 m² | 242 m² | +69 m² +40% | 2019 |
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| 71, Mayfield Road313 m away | 122 m² | 190 m² | +68 m² +56% | 2009 |
|---|
| 4, Gladwell Road418 m away | 146 m² | 212 m² | +66 m² +45% | 2021 |
|---|
| 70, Warham Road965 m away | 63 m² | 128 m² | +65 m² +103% | 2019 |
|---|
| 11c, Park Road532 m away | 81 m² | 146 m² | +65 m² +80% | 2018 |
|---|
| 60, Warham Road965 m away | 65 m² | 130 m² | +65 m² +100% | 2014 |
|---|
| 65, Park Avenue South922 m away | 137 m² | 201 m² | +64 m² +47% | 2017 |
|---|
| 43, Effingham Road928 m away | 98 m² | 161 m² | +63 m² +64% | 2024 |
|---|
| 46, Palace Road679 m away | 58 m² | 121 m² | +63 m² +109% | 2021 |
|---|
| 18, Denton Road533 m away | 123 m² | 186 m² | +63 m² +51% | 2020 |
|---|
| 35, Coleridge Road822 m away | 103 m² | 165 m² | +62 m² +60% | 2025 |
|---|
| 158a, Ferme Park Road221 m away | 82 m² | 144 m² | +62 m² +76% | 2022 |
|---|
| 10, Rokesly Avenue386 m away | 89 m² | 151 m² | +62 m² +70% | 2020 |
|---|
| 32, Rosebery Gardens346 m away | 220 m² | 281 m² | +61 m² +28% | 2024 |
|---|
| 27, Effingham Road928 m away | 98 m² | 158 m² | +60 m² +61% | 2021 |
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| 15, Glasslyn Road915 m away | 136 m² | 195 m² | +59 m² +43% | 2025 |
|---|
| 155, Rathcoole Gardens295 m away | 113 m² | 172 m² | +59 m² +52% | 2024 |
|---|
| 68, Hillfield Avenue418 m away | 50 m² | 109 m² | +59 m² +118% | 2022 |
|---|
| 53, Oakfield Road807 m away | 151 m² | 210 m² | +59 m² +39% | 2021 |
|---|
| 29, Elmfield Avenue333 m away | 90 m² | 148 m² | +58 m² +64% | 2025 |
|---|
| 38, Beresford Road946 m away | 108 m² | 166 m² | +58 m² +54% | 2023 |
|---|
| 67, Fairfax Road959 m away | 59 m² | 117 m² | +58 m² +98% | 2018 |
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| 43, Ossian Road859 m away | 157 m² | 215 m² | +58 m² +37% | 2016 |
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| 45a, Uplands Road547 m away | 92 m² | 148 m² | +56 m² +61% | 2025 |
|---|
| 105, Inderwick Road273 m away | 106 m² | 162 m² | +56 m² +53% | 2024 |
|---|
| 62, Cecile Park416 m away | 55 m² | 111 m² | +56 m² +102% | 2022 |
|---|
| 29, Park Avenue North979 m away | 159 m² | 215 m² | +56 m² +35% | 2021 |
|---|
| 42, Priory Avenue930 m away | 141 m² | 197 m² | +56 m² +40% | 2013 |
|---|
| 83, Mount View Road622 m away | 50 m² | 106 m² | +56 m² +112% | 2008 |
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| 196, Stapleton Hall Road966 m away | 252 m² | 307 m² | +55 m² +22% | 2026 |
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| 45, Hewitt Road950 m away | 120 m² | 175 m² | +55 m² +46% | 2022 |
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| 17, Womersley Road588 m away | 94 m² | 149 m² | +55 m² +59% | 2021 |
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| 83, Mayfield Road313 m away | 117 m² | 172 m² | +55 m² +47% | 2014 |
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| 81, Inderwick Road273 m away | 90 m² | 144 m² | +54 m² +60% | 2026 |
|---|
| 34, Pemberton Road966 m away | 127 m² | 181 m² | +54 m² +43% | 2022 |
|---|
| 252, Ferme Park Road87 m away | 73 m² | 127 m² | +54 m² +74% | 2021 |
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| 8, Inderwick Road442 m away | 80 m² | 134 m² | +54 m² +68% | 2020 |
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| 3, Elmfield Avenue333 m away | 112 m² | 166 m² | +54 m² +48% | 2017 |
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| 25, Warham Road959 m away | 124 m² | 178 m² | +54 m² +44% | 2016 |
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| 12, Lightfoot Road431 m away | 113 m² | 166 m² | +53 m² +47% | 2025 |
|---|
| 2, Rokesly Avenue386 m away | 100 m² | 153 m² | +53 m² +53% | 2024 |
|---|
| Flat 3, Hermiston Court, Hermiston Avenue327 m away | 79 m² | 132 m² | +53 m² +67% | 2022 |
|---|
| 43, Mount Pleasant Villas814 m away | 69 m² | 122 m² | +53 m² +77% | 2020 |
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| 75, Inderwick Road273 m away | 108 m² | 160 m² | +52 m² +48% | 2020 |
|---|
| 24, Harvey Road289 m away | 70 m² | 121 m² | +51 m² +73% | 2024 |
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| 53, Warham Road959 m away | 117 m² | 168 m² | +51 m² +44% | 2024 |
|---|
| 120, Inderwick Road277 m away | 169 m² | 220 m² | +51 m² +30% | 2021 |
|---|
| 25, Priory Road714 m away | 108 m² | 159 m² | +51 m² +47% | 2014 |
|---|
| 134, Nelson Road50 m away | 57 m² | 107 m² | +50 m² +88% | 2024 |
|---|
| 57, Pemberton Road976 m away | 190 m² | 240 m² | +50 m² +26% | 2021 |
|---|
| 83, Inderwick Road273 m away | 108 m² | 157 m² | +49 m² +45% | 2025 |
|---|
| 140, Inderwick Road129 m away | 115 m² | 164 m² | +49 m² +43% | 2023 |
|---|
| 153, Wightman Road762 m away | 48 m² | 97 m² | +49 m² +102% | 2023 |
|---|
| 68, Beresford Road946 m away | 118 m² | 167 m² | +49 m² +42% | 2022 |
|---|
| 32, Gladwell Road418 m away | 106 m² | 155 m² | +49 m² +46% | 2020 |
|---|
| 70, Seymour Road945 m away | 111 m² | 160 m² | +49 m² +44% | 2020 |
|---|
| 7, Seymour Road943 m away | 116 m² | 165 m² | +49 m² +42% | 2016 |
|---|
| 157, Rathcoole Gardens295 m away | 128 m² | 176 m² | +48 m² +38% | 2025 |
|---|
| 32, Lightfoot Road431 m away | 90 m² | 138 m² | +48 m² +53% | 2024 |
|---|
| 59, Ferme Park Road558 m away | 142 m² | 190 m² | +48 m² +34% | 2022 |
|---|
| 10, Frobisher Road887 m away | 122 m² | 169 m² | +47 m² +39% | 2025 |
|---|
| 8, Lynton Road624 m away | 89 m² | 136 m² | +47 m² +53% | 2023 |
|---|
| 74, Hampden Road961 m away | 62 m² | 109 m² | +47 m² +76% | 2012 |
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| 29b, Fairfield Gardens270 m away | 39 m² | 86 m² | +47 m² +121% | 2010 |
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| 41, Fairfax Road959 m away | 94 m² | 140 m² | +46 m² +49% | 2018 |
|---|
| Flat 1, 1, Oakley Gardens258 m away | 51 m² | 96 m² | +45 m² +88% | 2026 |
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| 28, Lausanne Road969 m away | 53 m² | 98 m² | +45 m² +85% | 2025 |
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| 54, Beresford Road946 m away | 123 m² | 168 m² | +45 m² +37% | 2023 |
|---|
| 94, Inderwick Road277 m away | 73 m² | 118 m² | +45 m² +62% | 2018 |
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| 78, Hampden Road961 m away | 60 m² | 105 m² | +45 m² +75% | 2014 |
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| 6, Crouch Hall Road861 m away | 33 m² | 78 m² | +45 m² +136% | 2009 |
|---|
| 88, Inderwick Road277 m away | 155 m² | 199 m² | +44 m² +28% | 2024 |
|---|
| 1, Hillfield Avenue612 m away | 69 m² | 113 m² | +44 m² +64% | 2021 |
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| 47c, Warham Road959 m away | 52 m² | 96 m² | +44 m² +85% | 2018 |
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| 22, Beresford Road946 m away | 101 m² | 145 m² | +44 m² +44% | 2017 |
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| 22, Pemberton Road966 m away | 134 m² | 177 m² | +43 m² +32% | 2026 |
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| 41, Linzee Road892 m away | 170 m² | 213 m² | +43 m² +25% | 2025 |
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| 58, Allison Road933 m away | 62 m² | 105 m² | +43 m² +69% | 2025 |
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| Flat 1, 7, Ferrestone Road547 m away | 84 m² | 127 m² | +43 m² +51% | 2023 |
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| 41, Ridge Road596 m away | 190 m² | 233 m² | +43 m² +23% | 2023 |
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| 39, Hillfield Avenue471 m away | 68 m² | 111 m² | +43 m² +63% | 2022 |
|---|
| 29, Gisburn Road652 m away | 173 m² | 216 m² | +43 m² +25% | 2021 |
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| 69, Effingham Road928 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
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| 31, Nelson Road412 m away | 175 m² | 218 m² | +43 m² +25% | 2019 |
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| 20, Fairfax Road933 m away | 80 m² | 123 m² | +43 m² +54% | 2017 |
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| 23, Park Avenue North979 m away | 65 m² | 108 m² | +43 m² +66% | 2012 |
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| 47, Effingham Road928 m away | 99 m² | 141 m² | +42 m² +42% | 2024 |
|---|
| 12, Carysfort Road786 m away | 126 m² | 168 m² | +42 m² +33% | 2012 |
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| 12, Clifton Road860 m away | 257 m² | 299 m² | +42 m² +16% | 2012 |
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| 4, Rathcoole Avenue359 m away | 124 m² | 165 m² | +41 m² +33% | 2026 |
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| 19, Priory Road714 m away | 164 m² | 205 m² | +41 m² +25% | 2025 |
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| 8, Quernmore Road796 m away | 152 m² | 193 m² | +41 m² +27% | 2025 |
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| 24, Landrock Road310 m away | 158 m² | 199 m² | +41 m² +26% | 2024 |
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| 79c, Ferme Park Road420 m away | 69 m² | 110 m² | +41 m² +59% | 2022 |
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| 39, Lynton Road536 m away | 64 m² | 105 m² | +41 m² +64% | 2021 |
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| Flat 2, 58, Coolhurst Road992 m away | 79 m² | 120 m² | +41 m² +52% | 2016 |
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| 39, Glebe Road490 m away | 52 m² | 93 m² | +41 m² +79% | 2012 |
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| 40, Mattison Road981 m away | 60 m² | 100 m² | +40 m² +67% | 2026 |
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| 16, Glasslyn Road892 m away | 169 m² | 209 m² | +40 m² +24% | 2024 |
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| 65, Warham Road959 m away | 126 m² | 166 m² | +40 m² +32% | 2024 |
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| 180, Park Road847 m away | 108 m² | 148 m² | +40 m² +37% | 2023 |
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| 60, Fairfax Road933 m away | 97 m² | 137 m² | +40 m² +41% | 2022 |
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| 52, Ridge Road635 m away | 68 m² | 108 m² | +40 m² +59% | 2019 |
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| 6, Sandringham Gardens423 m away | 118 m² | 158 m² | +40 m² +34% | 2014 |
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| Flat A, 353, Wightman Road816 m away | 55 m² | 95 m² | +40 m² +73% | 2014 |
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| 16, Barrington Road720 m away | 61 m² | 101 m² | +40 m² +66% | 2013 |
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| 60, Weston Park247 m away | 211 m² | 250 m² | +39 m² +18% | 2025 |
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| 43, Uplands Road547 m away | 54 m² | 93 m² | +39 m² +72% | 2023 |
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| 20, Palace Road564 m away | 163 m² | 202 m² | +39 m² +24% | 2022 |
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| 33 - 35, Crouch End Hill652 m away | 39 m² | 78 m² | +39 m² +100% | 2022 |
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| Flat 2, 31, Albany Road795 m away | 56 m² | 95 m² | +39 m² +70% | 2022 |
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| 10, Audora Court, The Campsbourne793 m away | 99 m² | 138 m² | +39 m² +39% | 2021 |
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| 93, Middle Lane492 m away | 106 m² | 145 m² | +39 m² +37% | 2019 |
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| 40, Fairfax Road933 m away | 94 m² | 133 m² | +39 m² +41% | 2019 |
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| Flat 1, Spring Apartments, 40, Nightingale Lane876 m away | 37 m² | 76 m² | +39 m² +105% | 2015 |
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| Flat B, 126, Inderwick Road277 m away | 53 m² | 92 m² | +39 m² +74% | 2012 |
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| 135, Crouch Hill629 m away | 83 m² | 122 m² | +39 m² +47% | 2009 |
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| 24, Warham Road965 m away | 126 m² | 164 m² | +38 m² +30% | 2025 |
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| 71c, Ferme Park Road420 m away | 68 m² | 106 m² | +38 m² +56% | 2023 |
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| 25, Lynton Road536 m away | 106 m² | 144 m² | +38 m² +36% | 2023 |
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| 93, Mount View Road622 m away | 50 m² | 88 m² | +38 m² +76% | 2022 |
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| 325, Wightman Road816 m away | 126 m² | 164 m² | +38 m² +30% | 2022 |
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| 53, Seymour Road943 m away | 125 m² | 163 m² | +38 m² +30% | 2020 |
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| 67, Seymour Road943 m away | 54 m² | 92 m² | +38 m² +70% | 2017 |
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| 35, Cecile Park522 m away | 48 m² | 86 m² | +38 m² +79% | 2013 |
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| 24, Pemberton Road966 m away | 141 m² | 178 m² | +37 m² +26% | 2026 |
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| 5, Aubrey Road164 m away | 229 m² | 266 m² | +37 m² +16% | 2023 |
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| 96, Barrington Road908 m away | 59 m² | 96 m² | +37 m² +63% | 2022 |
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| Flat 1, Hermiston Court, Hermiston Avenue327 m away | 68 m² | 105 m² | +37 m² +54% | 2020 |
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| 19, Hewitt Road950 m away | 129 m² | 166 m² | +37 m² +29% | 2020 |
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| 9, Gladwell Road418 m away | 30 m² | 67 m² | +37 m² +123% | 2019 |
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| 8, Frobisher Road887 m away | 115 m² | 152 m² | +37 m² +32% | 2018 |
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| 11, Hewitt Road950 m away | 122 m² | 159 m² | +37 m² +30% | 2016 |
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| Flat 3, 15, Crescent Road763 m away | 94 m² | 131 m² | +37 m² +39% | 2015 |
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| 33, Nightingale Lane859 m away | 70 m² | 106 m² | +36 m² +51% | 2025 |
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| 51c, Ridge Road596 m away | 52 m² | 88 m² | +36 m² +69% | 2023 |
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| 110, Barrington Road908 m away | 141 m² | 177 m² | +36 m² +26% | 2023 |
|---|
| 50, Fairfax Road933 m away | 92 m² | 128 m² | +36 m² +39% | 2023 |
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| 30, Effingham Road936 m away | 104 m² | 140 m² | +36 m² +35% | 2022 |
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| 2, Hillfield Avenue571 m away | 43 m² | 79 m² | +36 m² +84% | 2021 |
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| 17, High Street719 m away | 36 m² | 72 m² | +36 m² +100% | 2021 |
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| 65, Beresford Road938 m away | 93 m² | 129 m² | +36 m² +39% | 2021 |
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| 37, Ferme Park Road812 m away | 81 m² | 117 m² | +36 m² +44% | 2019 |
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| 50, Lausanne Road969 m away | 69 m² | 105 m² | +36 m² +52% | 2018 |
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| 73b, Wightman Road840 m away | 46 m² | 82 m² | +36 m² +78% | 2015 |
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| 122, Inderwick Road277 m away | 80 m² | 116 m² | +36 m² +45% | 2014 |
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| 317, Wightman Road816 m away | 112 m² | 147 m² | +35 m² +31% | 2026 |
|---|
| Flat 3, 64, Crouch End Hill724 m away | 40 m² | 75 m² | +35 m² +88% | 2024 |
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| 44, Weston Park368 m away | 196 m² | 231 m² | +35 m² +18% | 2023 |
|---|
| 5, Topsfield Road537 m away | 100 m² | 135 m² | +35 m² +35% | 2023 |
|---|
| 273, Wightman Road790 m away | 36 m² | 71 m² | +35 m² +97% | 2022 |
|---|
| 103, Inderwick Road273 m away | 102 m² | 137 m² | +35 m² +34% | 2020 |
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| 10, Shanklin Road639 m away | 123 m² | 158 m² | +35 m² +28% | 2020 |
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| 42, Rosebery Gardens346 m away | 70 m² | 105 m² | +35 m² +50% | 2018 |
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| 42, Haringey Park499 m away | 91 m² | 126 m² | +35 m² +38% | 2015 |
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| Flat 3, 28, Wolseley Road890 m away | 47 m² | 82 m² | +35 m² +74% | 2014 |
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| 15, Ossian Road859 m away | 207 m² | 241 m² | +34 m² +16% | 2026 |
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| 7, Dashwood Road528 m away | 164 m² | 198 m² | +34 m² +21% | 2024 |
|---|
| 26, Fairfield Road185 m away | 50 m² | 84 m² | +34 m² +68% | 2023 |
|---|
| 4, Clovelly Road989 m away | 114 m² | 148 m² | +34 m² +30% | 2023 |
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| 224a, Middle Lane607 m away | 43 m² | 77 m² | +34 m² +79% | 2022 |
|---|
| 3 The Mews, 62b, High Street658 m away | 103 m² | 137 m² | +34 m² +33% | 2020 |
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| 94, Wightman Road888 m away | 180 m² | 214 m² | +34 m² +19% | 2020 |
|---|
| 16, Harefield Road862 m away | 63 m² | 97 m² | +34 m² +54% | 2019 |
|---|
| 40, Hewitt Road941 m away | 119 m² | 153 m² | +34 m² +29% | 2019 |
|---|
| 80, Crouch Hill810 m away | 46 m² | 80 m² | +34 m² +74% | 2018 |
|---|
| 10, Glasslyn Road892 m away | 67 m² | 101 m² | +34 m² +51% | 2011 |
|---|
| 69, Inderwick Road273 m away | 105 m² | 138 m² | +33 m² +31% | 2025 |
|---|
| 4, Priory Avenue930 m away | 138 m² | 171 m² | +33 m² +24% | 2023 |
|---|
| 16, Palace Road564 m away | 163 m² | 196 m² | +33 m² +20% | 2016 |
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| 9, Nightingale Lane859 m away | 68 m² | 101 m² | +33 m² +49% | 2013 |
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