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 N4 1JQ
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 |
|---|---|---|---|---|
| 101, Wightman Road571 m away | 113 m² | 208 m² | +95 m² +84% | 2026 |
| 90, Wightman Road526 m away | 79 m² | 172 m² | +93 m² +118% | 2021 |
| 55, Beresford Road678 m away | 70 m² | 163 m² | +93 m² +133% | 2021 |
| 17, Falkland Road909 m away | 68 m² | 158 m² | +90 m² +132% | 2023 |
| 192, Stapleton Hall Road707 m away | 65 m² | 145 m² | +80 m² +123% | 2024 |
| 167, Carlingford Road862 m away | 63 m² | 142 m² | +79 m² +125% | 2026 |
| 85, Allison Road508 m away | 122 m² | 196 m² | +74 m² +61% | 2013 |
| 19, Warham Road467 m away | 50 m² | 124 m² | +74 m² +148% | 2012 |
| 39, Pemberton Road434 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.
| 60 m² |
| 133 m² |
| +73 m² +122% |
| 2017 |
| 36, Beechfield Road612 m away | 92 m² | 163 m² | +71 m² +77% | 2022 |
|---|
| 135, Effingham Road676 m away | 111 m² | 180 m² | +69 m² +62% | 2021 |
|---|
| 11, Chesterfield Gardens82 m away | 107 m² | 174 m² | +67 m² +63% | 2024 |
|---|
| 160, Carlingford Road848 m away | 59 m² | 126 m² | +67 m² +114% | 2018 |
|---|
| 45b, Langham Road892 m away | 49 m² | 115 m² | +66 m² +135% | 2024 |
|---|
| 42, Lothair Road North423 m away | 106 m² | 171 m² | +65 m² +61% | 2025 |
|---|
| 129, Seymour Road372 m away | 124 m² | 189 m² | +65 m² +52% | 2022 |
|---|
| 26, Roseberry Gardens35 m away | 86 m² | 151 m² | +65 m² +76% | 2021 |
|---|
| 70, Warham Road454 m away | 63 m² | 128 m² | +65 m² +103% | 2019 |
|---|
| 60, Warham Road454 m away | 65 m² | 130 m² | +65 m² +100% | 2014 |
|---|
| 75, Woodlands Park Road362 m away | 96 m² | 160 m² | +64 m² +67% | 2023 |
|---|
| 43, Effingham Road749 m away | 98 m² | 161 m² | +63 m² +64% | 2024 |
|---|
| 18, Denton Road941 m away | 123 m² | 186 m² | +63 m² +51% | 2020 |
|---|
| 331, Green Lanes430 m away | 55 m² | 117 m² | +62 m² +113% | 2013 |
|---|
| 24, Eade Road642 m away | 120 m² | 182 m² | +62 m² +52% | 2011 |
|---|
| 90, Lausanne Road940 m away | 70 m² | 131 m² | +61 m² +87% | 2026 |
|---|
| 82, Cavendish Road244 m away | 124 m² | 185 m² | +61 m² +49% | 2018 |
|---|
| 113, Allison Road508 m away | 134 m² | 195 m² | +61 m² +46% | 2018 |
|---|
| 27, Effingham Road749 m away | 98 m² | 158 m² | +60 m² +61% | 2021 |
|---|
| 53, Oakfield Road896 m away | 151 m² | 210 m² | +59 m² +39% | 2021 |
|---|
| 24, Oakfield Road941 m away | 52 m² | 111 m² | +59 m² +113% | 2021 |
|---|
| 111, Glenwood Road457 m away | 97 m² | 156 m² | +59 m² +61% | 2019 |
|---|
| 38, Beresford Road649 m away | 108 m² | 166 m² | +58 m² +54% | 2023 |
|---|
| 20, Lothair Road South653 m away | 131 m² | 189 m² | +58 m² +44% | 2023 |
|---|
| 67, Fairfax Road809 m away | 59 m² | 117 m² | +58 m² +98% | 2018 |
|---|
| 57, Falkland Road820 m away | 114 m² | 171 m² | +57 m² +50% | 2026 |
|---|
| 45a, Uplands Road909 m away | 92 m² | 148 m² | +56 m² +61% | 2025 |
|---|
| 19, Salisbury Road226 m away | 45 m² | 101 m² | +56 m² +124% | 2024 |
|---|
| 72, Kimberley Gardens143 m away | 101 m² | 157 m² | +56 m² +55% | 2022 |
|---|
| 45, Oakdale Road593 m away | 89 m² | 145 m² | +56 m² +63% | 2021 |
|---|
| 9, Oakfield Road979 m away | 58 m² | 114 m² | +56 m² +97% | 2021 |
|---|
| 71, Harringay Road545 m away | 89 m² | 145 m² | +56 m² +63% | 2019 |
|---|
| 196, Stapleton Hall Road707 m away | 252 m² | 307 m² | +55 m² +22% | 2026 |
|---|
| 45, Hewitt Road550 m away | 120 m² | 175 m² | +55 m² +46% | 2022 |
|---|
| 65, Oakdale Road593 m away | 46 m² | 100 m² | +54 m² +117% | 2026 |
|---|
| 34, Pemberton Road442 m away | 127 m² | 181 m² | +54 m² +43% | 2022 |
|---|
| 25, Oakdale Road593 m away | 82 m² | 136 m² | +54 m² +66% | 2018 |
|---|
| 25, Warham Road467 m away | 124 m² | 178 m² | +54 m² +44% | 2016 |
|---|
| 9, Alfoxton Avenue883 m away | 62 m² | 116 m² | +54 m² +87% | 2015 |
|---|
| 158, Carlingford Road848 m away | 132 m² | 185 m² | +53 m² +40% | 2024 |
|---|
| 33, Ritches Road373 m away | 45 m² | 98 m² | +53 m² +118% | 2012 |
|---|
| 204, Hermitage Road644 m away | 80 m² | 132 m² | +52 m² +65% | 2026 |
|---|
| 434, St Anns Road324 m away | 58 m² | 110 m² | +52 m² +90% | 2025 |
|---|
| 111, Seymour Road372 m away | 99 m² | 151 m² | +52 m² +53% | 2024 |
|---|
| 61, Falkland Road820 m away | 119 m² | 171 m² | +52 m² +44% | 2024 |
|---|
| A home on Hermitage Road711 m away | 118 m² | 169 m² | +51 m² +43% | 2026 |
|---|
| 48, Chesterfield Gardens43 m away | 100 m² | 151 m² | +51 m² +51% | 2025 |
|---|
| 53, Warham Road467 m away | 117 m² | 168 m² | +51 m² +44% | 2024 |
|---|
| 47, Oakdale Road593 m away | 84 m² | 135 m² | +51 m² +61% | 2023 |
|---|
| 6, Atterbury Road543 m away | 121 m² | 172 m² | +51 m² +42% | 2017 |
|---|
| 91, Burgoyne Road283 m away | 53 m² | 104 m² | +51 m² +96% | 2015 |
|---|
| 15, Harringay Road415 m away | 95 m² | 145 m² | +50 m² +53% | 2026 |
|---|
| 57, Pemberton Road434 m away | 190 m² | 240 m² | +50 m² +26% | 2021 |
|---|
| 35, Cranleigh Road555 m away | 116 m² | 166 m² | +50 m² +43% | 2014 |
|---|
| 48, Salisbury Road193 m away | 38 m² | 88 m² | +50 m² +132% | 2009 |
|---|
| 153, Wightman Road680 m away | 48 m² | 97 m² | +49 m² +102% | 2023 |
|---|
| 35, Rutland Gardens75 m away | 60 m² | 109 m² | +49 m² +82% | 2022 |
|---|
| 68, Beresford Road649 m away | 118 m² | 167 m² | +49 m² +42% | 2022 |
|---|
| 70, Seymour Road497 m away | 111 m² | 160 m² | +49 m² +44% | 2020 |
|---|
| 15, Hermitage Road517 m away | 54 m² | 103 m² | +49 m² +91% | 2019 |
|---|
| Zinnia, Stanmore Road958 m away | 71 m² | 120 m² | +49 m² +69% | 2018 |
|---|
| 7, Seymour Road512 m away | 116 m² | 165 m² | +49 m² +42% | 2016 |
|---|
| 13, Umfreville Road424 m away | 58 m² | 107 m² | +49 m² +84% | 2014 |
|---|
| 88, Rutland Gardens202 m away | 90 m² | 139 m² | +49 m² +54% | 2009 |
|---|
| 106, Hewitt Road408 m away | 131 m² | 179 m² | +48 m² +37% | 2024 |
|---|
| 72, Falkland Road792 m away | 105 m² | 153 m² | +48 m² +46% | 2022 |
|---|
| 494, Seven Sisters Road978 m away | 97 m² | 145 m² | +48 m² +49% | 2021 |
|---|
| 13, Oakfield Road979 m away | 48 m² | 96 m² | +48 m² +100% | 2021 |
|---|
| 13, Linden Road860 m away | 137 m² | 185 m² | +48 m² +35% | 2016 |
|---|
| 77, Allison Road508 m away | 127 m² | 174 m² | +47 m² +37% | 2026 |
|---|
| 15, Chesterfield Gardens82 m away | 116 m² | 163 m² | +47 m² +41% | 2025 |
|---|
| 10, Frobisher Road950 m away | 122 m² | 169 m² | +47 m² +39% | 2025 |
|---|
| 102, Harringay Road538 m away | 88 m² | 135 m² | +47 m² +53% | 2020 |
|---|
| 63, Falkland Road820 m away | 117 m² | 164 m² | +47 m² +40% | 2020 |
|---|
| 12l, Woodlands Park Road613 m away | 62 m² | 109 m² | +47 m² +76% | 2018 |
|---|
| Flat 3, 5, Belmont Road901 m away | 45 m² | 92 m² | +47 m² +104% | 2018 |
|---|
| 143, Effingham Road676 m away | 53 m² | 99 m² | +46 m² +87% | 2025 |
|---|
| 301, St Anns Road230 m away | 99 m² | 145 m² | +46 m² +46% | 2023 |
|---|
| 41, Fairfax Road809 m away | 94 m² | 140 m² | +46 m² +49% | 2018 |
|---|
| Flat 1, 4, Etherley Road676 m away | 33 m² | 79 m² | +46 m² +139% | 2013 |
|---|
| 5a, Beechfield Road580 m away | 76 m² | 121 m² | +45 m² +59% | 2026 |
|---|
| 28, Lausanne Road994 m away | 53 m² | 98 m² | +45 m² +85% | 2025 |
|---|
| 54, Beresford Road649 m away | 123 m² | 168 m² | +45 m² +37% | 2023 |
|---|
| 492, Seven Sisters Road978 m away | 72 m² | 117 m² | +45 m² +63% | 2023 |
|---|
| 108, Mattison Road212 m away | 66 m² | 111 m² | +45 m² +68% | 2022 |
|---|
| 258, Hermitage Road711 m away | 87 m² | 132 m² | +45 m² +52% | 2022 |
|---|
| 42b, Park Road633 m away | 53 m² | 98 m² | +45 m² +85% | 2019 |
|---|
| 114, Seymour Road346 m away | 128 m² | 172 m² | +44 m² +34% | 2025 |
|---|
| 28, Stanmore Road923 m away | 133 m² | 177 m² | +44 m² +33% | 2023 |
|---|
| 11, Coningsby Road611 m away | 127 m² | 171 m² | +44 m² +35% | 2021 |
|---|
| 68, Avondale Road380 m away | 99 m² | 143 m² | +44 m² +44% | 2020 |
|---|
| 74, Clinton Road840 m away | 72 m² | 116 m² | +44 m² +61% | 2020 |
|---|
| 47c, Warham Road467 m away | 52 m² | 96 m² | +44 m² +85% | 2018 |
|---|
| 22, Beresford Road649 m away | 101 m² | 145 m² | +44 m² +44% | 2017 |
|---|
| 22, Pemberton Road442 m away | 134 m² | 177 m² | +43 m² +32% | 2026 |
|---|
| 127, Beresford Road586 m away | 109 m² | 152 m² | +43 m² +39% | 2026 |
|---|
| 47, Chesterfield Gardens109 m away | 104 m² | 147 m² | +43 m² +41% | 2025 |
|---|
| 58, Allison Road592 m away | 62 m² | 105 m² | +43 m² +69% | 2025 |
|---|
| 14, Falmer Road749 m away | 74 m² | 117 m² | +43 m² +58% | 2025 |
|---|
| 48, Kimberley Gardens143 m away | 99 m² | 142 m² | +43 m² +43% | 2024 |
|---|
| 69, Effingham Road749 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
|---|
| 29, Warwick Gardens289 m away | 112 m² | 155 m² | +43 m² +38% | 2019 |
|---|
| 122, Allison Road475 m away | 127 m² | 170 m² | +43 m² +34% | 2018 |
|---|
| 20, Fairfax Road786 m away | 80 m² | 123 m² | +43 m² +54% | 2017 |
|---|
| 44, Ritches Road373 m away | 98 m² | 141 m² | +43 m² +44% | 2015 |
|---|
| A home on Rowley Road410 m away | 88 m² | 131 m² | +43 m² +49% | 2014 |
|---|
| 11, Colina Road467 m away | 44 m² | 86 m² | +42 m² +95% | 2026 |
|---|
| 47, Effingham Road749 m away | 99 m² | 141 m² | +42 m² +42% | 2024 |
|---|
| 64, Duckett Road218 m away | 157 m² | 199 m² | +42 m² +27% | 2020 |
|---|
| 41a, Clinton Road840 m away | 69 m² | 111 m² | +42 m² +61% | 2019 |
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| 14, Cranleigh Road535 m away | 107 m² | 148 m² | +41 m² +38% | 2026 |
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| 115, Rutland Gardens159 m away | 100 m² | 141 m² | +41 m² +41% | 2025 |
|---|
| 8, Quernmore Road939 m away | 152 m² | 193 m² | +41 m² +27% | 2025 |
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| 26, Stanmore Road923 m away | 127 m² | 168 m² | +41 m² +32% | 2024 |
|---|
| 109, Rutland Gardens159 m away | 99 m² | 140 m² | +41 m² +41% | 2023 |
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| 84, Rutland Gardens202 m away | 103 m² | 144 m² | +41 m² +40% | 2023 |
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| 54, Falmer Road749 m away | 71 m² | 112 m² | +41 m² +58% | 2022 |
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| 9, Venetia Road457 m away | 115 m² | 156 m² | +41 m² +36% | 2018 |
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| 109, Allison Road508 m away | 136 m² | 177 m² | +41 m² +30% | 2018 |
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| 112, Rutland Gardens202 m away | 102 m² | 143 m² | +41 m² +40% | 2014 |
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| 40, Mattison Road430 m away | 60 m² | 100 m² | +40 m² +67% | 2026 |
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| 3, Albany Close642 m away | 57 m² | 97 m² | +40 m² +70% | 2026 |
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| 65, Warham Road467 m away | 126 m² | 166 m² | +40 m² +32% | 2024 |
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| 60, Fairfax Road786 m away | 97 m² | 137 m² | +40 m² +41% | 2022 |
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| 79, Fairfax Road747 m away | 101 m² | 141 m² | +40 m² +40% | 2021 |
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| 52, Ridge Road997 m away | 68 m² | 108 m² | +40 m² +59% | 2019 |
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| 42, Glenwood Road543 m away | 57 m² | 97 m² | +40 m² +70% | 2013 |
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| 50, Clarence Road762 m away | 80 m² | 120 m² | +40 m² +50% | 2012 |
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| 99, Hewitt Road435 m away | 125 m² | 165 m² | +40 m² +32% | 2009 |
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| 16, Roseberry Gardens35 m away | 100 m² | 139 m² | +39 m² +39% | 2026 |
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| 112, Mattison Road212 m away | 148 m² | 187 m² | +39 m² +26% | 2026 |
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| 77, Cavendish Road237 m away | 140 m² | 179 m² | +39 m² +28% | 2024 |
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| 115, Lothair Road North445 m away | 102 m² | 141 m² | +39 m² +38% | 2023 |
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| 6, Tancred Road531 m away | 138 m² | 177 m² | +39 m² +28% | 2023 |
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| 26, Lothair Road South653 m away | 108 m² | 147 m² | +39 m² +36% | 2023 |
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| 43, Uplands Road909 m away | 54 m² | 93 m² | +39 m² +72% | 2023 |
|---|
| 40, Fairfax Road786 m away | 94 m² | 133 m² | +39 m² +41% | 2019 |
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| 24, Warham Road454 m away | 126 m² | 164 m² | +38 m² +30% | 2025 |
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| 30, Rutland Gardens103 m away | 145 m² | 183 m² | +38 m² +26% | 2023 |
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| 73, Cranleigh Road616 m away | 81 m² | 119 m² | +38 m² +47% | 2023 |
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| 53, Seymour Road512 m away | 125 m² | 163 m² | +38 m² +30% | 2020 |
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| 1, Caversham Road842 m away | 87 m² | 125 m² | +38 m² +44% | 2018 |
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| 67, Seymour Road512 m away | 54 m² | 92 m² | +38 m² +70% | 2017 |
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| 43, Clinton Road840 m away | 48 m² | 86 m² | +38 m² +79% | 2017 |
|---|
| 39, Oakdale Road593 m away | 88 m² | 126 m² | +38 m² +43% | 2014 |
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| 24, Pemberton Road442 m away | 141 m² | 178 m² | +37 m² +26% | 2026 |
|---|
| 20, Clarendon Road624 m away | 75 m² | 112 m² | +37 m² +49% | 2026 |
|---|
| 8, Ashfield Road521 m away | 89 m² | 126 m² | +37 m² +42% | 2022 |
|---|
| 26, Brampton Road346 m away | 102 m² | 139 m² | +37 m² +36% | 2021 |
|---|
| 19, Hewitt Road550 m away | 129 m² | 166 m² | +37 m² +29% | 2020 |
|---|
| 357, Green Lanes430 m away | 50 m² | 87 m² | +37 m² +74% | 2019 |
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| 8, Frobisher Road950 m away | 115 m² | 152 m² | +37 m² +32% | 2018 |
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| 7, Clarendon Road624 m away | 95 m² | 132 m² | +37 m² +39% | 2017 |
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| 11, Hewitt Road550 m away | 122 m² | 159 m² | +37 m² +30% | 2016 |
|---|
| 10a, Burgoyne Road383 m away | 43 m² | 80 m² | +37 m² +86% | 2013 |
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| 29, Mattison Road387 m away | 131 m² | 168 m² | +37 m² +28% | 2011 |
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| 5, Stanhope Gardens149 m away | 129 m² | 165 m² | +36 m² +28% | 2025 |
|---|
| 39, Avondale Road499 m away | 77 m² | 113 m² | +36 m² +47% | 2024 |
|---|
| 50, Fairfax Road786 m away | 92 m² | 128 m² | +36 m² +39% | 2023 |
|---|
| 30, Effingham Road720 m away | 104 m² | 140 m² | +36 m² +35% | 2022 |
|---|
| 18, Station Crescent919 m away | 75 m² | 111 m² | +36 m² +48% | 2022 |
|---|
| 65, Beresford Road678 m away | 93 m² | 129 m² | +36 m² +39% | 2021 |
|---|
| 82, Umfreville Road334 m away | 36 m² | 72 m² | +36 m² +100% | 2020 |
|---|
| 25, Duckett Road390 m away | 56 m² | 92 m² | +36 m² +64% | 2020 |
|---|
| 87, Fairfax Road747 m away | 117 m² | 153 m² | +36 m² +31% | 2018 |
|---|
| 50, Lausanne Road994 m away | 69 m² | 105 m² | +36 m² +52% | 2018 |
|---|
| 33, Clarendon Road624 m away | 97 m² | 133 m² | +36 m² +37% | 2016 |
|---|
| 73b, Wightman Road571 m away | 46 m² | 82 m² | +36 m² +78% | 2015 |
|---|
| 27, Oakdale Road593 m away | 76 m² | 112 m² | +36 m² +47% | 2015 |
|---|
| 55, Clinton Road840 m away | 41 m² | 77 m² | +36 m² +88% | 2010 |
|---|
| 77, Station Crescent865 m away | 74 m² | 110 m² | +36 m² +49% | 2010 |
|---|
| 147, Fairfax Road747 m away | 90 m² | 125 m² | +35 m² +39% | 2026 |
|---|
| 4, Roseberry Gardens35 m away | 100 m² | 135 m² | +35 m² +35% | 2024 |
|---|
| 64, Clarendon Road624 m away | 85 m² | 120 m² | +35 m² +41% | 2024 |
|---|
| 79, Lausanne Road980 m away | 135 m² | 170 m² | +35 m² +26% | 2023 |
|---|
| 130, Fairfax Road718 m away | 96 m² | 131 m² | +35 m² +36% | 2022 |
|---|
| 30, Frobisher Road862 m away | 120 m² | 155 m² | +35 m² +29% | 2022 |
|---|
| 273, Wightman Road877 m away | 36 m² | 71 m² | +35 m² +97% | 2022 |
|---|
| 39, Duckett Road390 m away | 54 m² | 89 m² | +35 m² +65% | 2020 |
|---|
| 31a, Woodlands Park Road536 m away | 92 m² | 127 m² | +35 m² +38% | 2020 |
|---|
| 36, Etherley Road676 m away | 152 m² | 187 m² | +35 m² +23% | 2019 |
|---|
| 152, Carlingford Road848 m away | 62 m² | 97 m² | +35 m² +56% | 2018 |
|---|
| 105, Beresford Road586 m away | 108 m² | 143 m² | +35 m² +32% | 2016 |
|---|
| 337, Seven Sisters Road894 m away | 50 m² | 85 m² | +35 m² +70% | 2014 |
|---|
| 136, Harringay Road718 m away | 52 m² | 87 m² | +35 m² +67% | 2009 |
|---|
| 58, Cavendish Road244 m away | 85 m² | 119 m² | +34 m² +40% | 2024 |
|---|
| 43, Eade Road620 m away | 113 m² | 147 m² | +34 m² +30% | 2022 |
|---|
| 56, Eade Road642 m away | 75 m² | 109 m² | +34 m² +45% | 2022 |
|---|
| 1, Portland Gardens219 m away | 50 m² | 84 m² | +34 m² +68% | 2021 |
|---|
| 23, Glenwood Road457 m away | 112 m² | 146 m² | +34 m² +30% | 2021 |
|---|
| 412, West Green Road796 m away | 55 m² | 89 m² | +34 m² +62% | 2021 |
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