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 7BU
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 |
|---|---|---|---|---|
| 82, Park Avenue South879 m away | 183 m² | 309 m² | +126 m² +69% | 2022 |
| 69, Mayes Road989 m away | 174 m² | 285 m² | +111 m² +64% | 2025 |
| 101, Wightman Road927 m away | 113 m² | 208 m² | +95 m² +84% | 2026 |
| 55, Beresford Road781 m away | 70 m² | 163 m² | +93 m² +133% | 2021 |
| 90, Wightman Road980 m away | 79 m² | 172 m² | +93 m² +118% | 2021 |
| 17, Falkland Road624 m away | 68 m² | 158 m² | +90 m² +132% | 2023 |
| Westbrook, Barrington Road810 m away | 78 m² | 165 m² | +87 m² +112% | 2022 |
| 110, Ferme Park Road837 m away | 155 m² | 239 m² | +84 m² +54% | 2026 |
| 12, Harefield Road970 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.
| 148 m² |
| 232 m² |
| +84 m² +57% |
| 2024 |
| 349, Wightman Road487 m away | 64 m² | 148 m² | +84 m² +131% | 2018 |
|---|
| 82, Barrington Road990 m away | 128 m² | 211 m² | +83 m² +65% | 2016 |
|---|
| 106, Barrington Road990 m away | 182 m² | 262 m² | +80 m² +44% | 2021 |
|---|
| 10, Landrock Road797 m away | 156 m² | 234 m² | +78 m² +50% | 2015 |
|---|
| 104, Barrington Road990 m away | 182 m² | 260 m² | +78 m² +43% | 2011 |
|---|
| 92, Hampden Road777 m away | 95 m² | 172 m² | +77 m² +81% | 2011 |
|---|
| 7, Hatherley Gardens994 m away | 52 m² | 128 m² | +76 m² +146% | 2019 |
|---|
| 30, Landrock Road805 m away | 124 m² | 199 m² | +75 m² +60% | 2015 |
|---|
| 32, Landrock Road805 m away | 150 m² | 224 m² | +74 m² +49% | 2026 |
|---|
| 85, Allison Road977 m away | 122 m² | 196 m² | +74 m² +61% | 2013 |
|---|
| 19, Warham Road955 m away | 50 m² | 124 m² | +74 m² +148% | 2012 |
|---|
| 20, Priory Avenue804 m away | 145 m² | 216 m² | +71 m² +49% | 2024 |
|---|
| 9, Hermiston Avenue374 m away | 108 m² | 177 m² | +69 m² +64% | 2021 |
|---|
| 135, Effingham Road907 m away | 111 m² | 180 m² | +69 m² +62% | 2021 |
|---|
| 11d, Park Road884 m away | 81 m² | 150 m² | +69 m² +85% | 2019 |
|---|
| 64, Turnpike Lane689 m away | 55 m² | 123 m² | +68 m² +124% | 2022 |
|---|
| 71, Mayfield Road664 m away | 122 m² | 190 m² | +68 m² +56% | 2009 |
|---|
| 4, Gladwell Road890 m away | 146 m² | 212 m² | +66 m² +45% | 2021 |
|---|
| 70, Warham Road972 m away | 63 m² | 128 m² | +65 m² +103% | 2019 |
|---|
| 11c, Park Road884 m away | 81 m² | 146 m² | +65 m² +80% | 2018 |
|---|
| 60, Warham Road972 m away | 65 m² | 130 m² | +65 m² +100% | 2014 |
|---|
| 65, Park Avenue South936 m away | 137 m² | 201 m² | +64 m² +47% | 2017 |
|---|
| 43, Effingham Road732 m away | 98 m² | 161 m² | +63 m² +64% | 2024 |
|---|
| 46, Palace Road844 m away | 58 m² | 121 m² | +63 m² +109% | 2021 |
|---|
| 18, Denton Road811 m away | 123 m² | 186 m² | +63 m² +51% | 2020 |
|---|
| 158a, Ferme Park Road694 m away | 82 m² | 144 m² | +62 m² +76% | 2022 |
|---|
| 10, Rokesly Avenue480 m away | 89 m² | 151 m² | +62 m² +70% | 2020 |
|---|
| 90, Lausanne Road799 m away | 70 m² | 131 m² | +61 m² +87% | 2026 |
|---|
| 32, Rosebery Gardens655 m away | 220 m² | 281 m² | +61 m² +28% | 2024 |
|---|
| 113, Allison Road977 m away | 134 m² | 195 m² | +61 m² +46% | 2018 |
|---|
| 85, Raleigh Road771 m away | 135 m² | 195 m² | +60 m² +44% | 2025 |
|---|
| 27, Effingham Road732 m away | 98 m² | 158 m² | +60 m² +61% | 2021 |
|---|
| 80, Alexandra Road914 m away | 134 m² | 194 m² | +60 m² +45% | 2020 |
|---|
| 155, Rathcoole Gardens323 m away | 113 m² | 172 m² | +59 m² +52% | 2024 |
|---|
| 68, Hillfield Avenue202 m away | 50 m² | 109 m² | +59 m² +118% | 2022 |
|---|
| 29, Elmfield Avenue586 m away | 90 m² | 148 m² | +58 m² +64% | 2025 |
|---|
| 38, Beresford Road802 m away | 108 m² | 166 m² | +58 m² +54% | 2023 |
|---|
| 67, Fairfax Road720 m away | 59 m² | 117 m² | +58 m² +98% | 2018 |
|---|
| 57, Falkland Road862 m away | 114 m² | 171 m² | +57 m² +50% | 2026 |
|---|
| 45a, Uplands Road801 m away | 92 m² | 148 m² | +56 m² +61% | 2025 |
|---|
| 105, Inderwick Road680 m away | 106 m² | 162 m² | +56 m² +53% | 2024 |
|---|
| 62, Cecile Park908 m away | 55 m² | 111 m² | +56 m² +102% | 2022 |
|---|
| 29, Park Avenue North866 m away | 159 m² | 215 m² | +56 m² +35% | 2021 |
|---|
| 42, Priory Avenue804 m away | 141 m² | 197 m² | +56 m² +40% | 2013 |
|---|
| 45, Hewitt Road872 m away | 120 m² | 175 m² | +55 m² +46% | 2022 |
|---|
| 83, Mayfield Road664 m away | 117 m² | 172 m² | +55 m² +47% | 2014 |
|---|
| 81, Inderwick Road680 m away | 90 m² | 144 m² | +54 m² +60% | 2026 |
|---|
| 252, Ferme Park Road581 m away | 73 m² | 127 m² | +54 m² +74% | 2021 |
|---|
| 8, Inderwick Road824 m away | 80 m² | 134 m² | +54 m² +68% | 2020 |
|---|
| 3, Elmfield Avenue586 m away | 112 m² | 166 m² | +54 m² +48% | 2017 |
|---|
| 25, Warham Road955 m away | 124 m² | 178 m² | +54 m² +44% | 2016 |
|---|
| 115, Nightingale Lane712 m away | 83 m² | 137 m² | +54 m² +65% | 2013 |
|---|
| 12, Lightfoot Road443 m away | 113 m² | 166 m² | +53 m² +47% | 2025 |
|---|
| 2, Rokesly Avenue480 m away | 100 m² | 153 m² | +53 m² +53% | 2024 |
|---|
| Flat 3, Hermiston Court, Hermiston Avenue317 m away | 79 m² | 132 m² | +53 m² +67% | 2022 |
|---|
| 61, Falkland Road862 m away | 119 m² | 171 m² | +52 m² +44% | 2024 |
|---|
| 75, Inderwick Road680 m away | 108 m² | 160 m² | +52 m² +48% | 2020 |
|---|
| 24, Harvey Road234 m away | 70 m² | 121 m² | +51 m² +73% | 2024 |
|---|
| 53, Warham Road955 m away | 117 m² | 168 m² | +51 m² +44% | 2024 |
|---|
| 120, Inderwick Road658 m away | 169 m² | 220 m² | +51 m² +30% | 2021 |
|---|
| 31, Burghley Road794 m away | 103 m² | 154 m² | +51 m² +50% | 2021 |
|---|
| 25, Priory Road580 m away | 108 m² | 159 m² | +51 m² +47% | 2014 |
|---|
| 134, Nelson Road488 m away | 57 m² | 107 m² | +50 m² +88% | 2024 |
|---|
| 27, Hawthorn Road811 m away | 69 m² | 119 m² | +50 m² +72% | 2017 |
|---|
| 83, Inderwick Road680 m away | 108 m² | 157 m² | +49 m² +45% | 2025 |
|---|
| 140, Inderwick Road375 m away | 115 m² | 164 m² | +49 m² +43% | 2023 |
|---|
| 153, Wightman Road747 m away | 48 m² | 97 m² | +49 m² +102% | 2023 |
|---|
| 68, Beresford Road802 m away | 118 m² | 167 m² | +49 m² +42% | 2022 |
|---|
| 32, Gladwell Road890 m away | 106 m² | 155 m² | +49 m² +46% | 2020 |
|---|
| 70, Seymour Road921 m away | 111 m² | 160 m² | +49 m² +44% | 2020 |
|---|
| 7, Seymour Road904 m away | 116 m² | 165 m² | +49 m² +42% | 2016 |
|---|
| 157, Rathcoole Gardens323 m away | 128 m² | 176 m² | +48 m² +38% | 2025 |
|---|
| 32, Lightfoot Road443 m away | 90 m² | 138 m² | +48 m² +53% | 2024 |
|---|
| 72, Falkland Road868 m away | 105 m² | 153 m² | +48 m² +46% | 2022 |
|---|
| 77, Allison Road977 m away | 127 m² | 174 m² | +47 m² +37% | 2026 |
|---|
| 10, Frobisher Road592 m away | 122 m² | 169 m² | +47 m² +39% | 2025 |
|---|
| 8, Lynton Road878 m away | 89 m² | 136 m² | +47 m² +53% | 2023 |
|---|
| 63, Falkland Road862 m away | 117 m² | 164 m² | +47 m² +40% | 2020 |
|---|
| 74, Hampden Road592 m away | 62 m² | 109 m² | +47 m² +76% | 2012 |
|---|
| 29b, Fairfield Gardens654 m away | 39 m² | 86 m² | +47 m² +121% | 2010 |
|---|
| 143, Effingham Road907 m away | 53 m² | 99 m² | +46 m² +87% | 2025 |
|---|
| 41, Fairfax Road720 m away | 94 m² | 140 m² | +46 m² +49% | 2018 |
|---|
| Flat 1, 1, Oakley Gardens271 m away | 51 m² | 96 m² | +45 m² +88% | 2026 |
|---|
| 22, Park Ridings863 m away | 92 m² | 137 m² | +45 m² +49% | 2026 |
|---|
| 28, Lausanne Road637 m away | 53 m² | 98 m² | +45 m² +85% | 2025 |
|---|
| 54, Beresford Road802 m away | 123 m² | 168 m² | +45 m² +37% | 2023 |
|---|
| 36, Sydney Road699 m away | 108 m² | 153 m² | +45 m² +42% | 2021 |
|---|
| 94, Inderwick Road658 m away | 73 m² | 118 m² | +45 m² +62% | 2018 |
|---|
| 78, Hampden Road592 m away | 60 m² | 105 m² | +45 m² +75% | 2014 |
|---|
| 88, Inderwick Road658 m away | 155 m² | 199 m² | +44 m² +28% | 2024 |
|---|
| 108, Sydney Road699 m away | 126 m² | 170 m² | +44 m² +35% | 2023 |
|---|
| 1, Hillfield Avenue166 m away | 69 m² | 113 m² | +44 m² +64% | 2021 |
|---|
| 47c, Warham Road955 m away | 52 m² | 96 m² | +44 m² +85% | 2018 |
|---|
| 22, Beresford Road802 m away | 101 m² | 145 m² | +44 m² +44% | 2017 |
|---|
| 46, Alexandra Road742 m away | 67 m² | 111 m² | +44 m² +66% | 2010 |
|---|
| 127, Beresford Road959 m away | 109 m² | 152 m² | +43 m² +39% | 2026 |
|---|
| 41, Linzee Road709 m away | 170 m² | 213 m² | +43 m² +25% | 2025 |
|---|
| 58, Allison Road835 m away | 62 m² | 105 m² | +43 m² +69% | 2025 |
|---|
| Flat 1, 7, Ferrestone Road61 m away | 84 m² | 127 m² | +43 m² +51% | 2023 |
|---|
| 41, Ridge Road944 m away | 190 m² | 233 m² | +43 m² +23% | 2023 |
|---|
| 39, Hillfield Avenue140 m away | 68 m² | 111 m² | +43 m² +63% | 2022 |
|---|
| 29, Gisburn Road178 m away | 173 m² | 216 m² | +43 m² +25% | 2021 |
|---|
| 69, Effingham Road732 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
|---|
| 31, Nelson Road847 m away | 175 m² | 218 m² | +43 m² +25% | 2019 |
|---|
| 20, Fairfax Road714 m away | 80 m² | 123 m² | +43 m² +54% | 2017 |
|---|
| 23, Park Avenue North866 m away | 65 m² | 108 m² | +43 m² +66% | 2012 |
|---|
| 47, Effingham Road732 m away | 99 m² | 141 m² | +42 m² +42% | 2024 |
|---|
| 63, Hornsey Park Road598 m away | 117 m² | 159 m² | +42 m² +36% | 2022 |
|---|
| 22, Park Avenue North923 m away | 169 m² | 211 m² | +42 m² +25% | 2022 |
|---|
| 52, Turnpike Lane789 m away | 60 m² | 102 m² | +42 m² +70% | 2014 |
|---|
| 12, Carysfort Road930 m away | 126 m² | 168 m² | +42 m² +33% | 2012 |
|---|
| 4, Rathcoole Avenue210 m away | 124 m² | 165 m² | +41 m² +33% | 2026 |
|---|
| 19, Priory Road580 m away | 164 m² | 205 m² | +41 m² +25% | 2025 |
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| 24, Landrock Road805 m away | 158 m² | 199 m² | +41 m² +26% | 2024 |
|---|
| 79c, Ferme Park Road883 m away | 69 m² | 110 m² | +41 m² +59% | 2022 |
|---|
| 39, Lynton Road803 m away | 64 m² | 105 m² | +41 m² +64% | 2021 |
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| 109, Allison Road977 m away | 136 m² | 177 m² | +41 m² +30% | 2018 |
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| 39, Glebe Road81 m away | 52 m² | 93 m² | +41 m² +79% | 2012 |
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| 65, Warham Road955 m away | 126 m² | 166 m² | +40 m² +32% | 2024 |
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| 180, Park Road997 m away | 108 m² | 148 m² | +40 m² +37% | 2023 |
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| 60, Fairfax Road714 m away | 97 m² | 137 m² | +40 m² +41% | 2022 |
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| 67, North View Road863 m away | 68 m² | 108 m² | +40 m² +59% | 2022 |
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| 79, Fairfax Road887 m away | 101 m² | 141 m² | +40 m² +40% | 2021 |
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| 52, Ridge Road982 m away | 68 m² | 108 m² | +40 m² +59% | 2019 |
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| Flat A, 353, Wightman Road487 m away | 55 m² | 95 m² | +40 m² +73% | 2014 |
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| 6, Sandringham Gardens920 m away | 118 m² | 158 m² | +40 m² +34% | 2014 |
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| 16, Barrington Road810 m away | 61 m² | 101 m² | +40 m² +66% | 2013 |
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| 21, Waldegrave Road905 m away | 107 m² | 146 m² | +39 m² +36% | 2026 |
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| 60, Weston Park727 m away | 211 m² | 250 m² | +39 m² +18% | 2025 |
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| 23, Coleraine Road890 m away | 118 m² | 157 m² | +39 m² +33% | 2024 |
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| 43, Uplands Road801 m away | 54 m² | 93 m² | +39 m² +72% | 2023 |
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| 20, Palace Road721 m away | 163 m² | 202 m² | +39 m² +24% | 2022 |
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| 60, South View Road815 m away | 84 m² | 123 m² | +39 m² +46% | 2022 |
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| 10, Audora Court, The Campsbourne450 m away | 99 m² | 138 m² | +39 m² +39% | 2021 |
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| 67, Raleigh Road771 m away | 128 m² | 167 m² | +39 m² +30% | 2020 |
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| 93, Middle Lane633 m away | 106 m² | 145 m² | +39 m² +37% | 2019 |
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| 40, Fairfax Road714 m away | 94 m² | 133 m² | +39 m² +41% | 2019 |
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| 83, South View Road871 m away | 86 m² | 125 m² | +39 m² +45% | 2017 |
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| Flat 1, Spring Apartments, 40, Nightingale Lane615 m away | 37 m² | 76 m² | +39 m² +105% | 2015 |
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| Flat B, 126, Inderwick Road658 m away | 53 m² | 92 m² | +39 m² +74% | 2012 |
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| 24, Warham Road972 m away | 126 m² | 164 m² | +38 m² +30% | 2025 |
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| 25, Lynton Road803 m away | 106 m² | 144 m² | +38 m² +36% | 2023 |
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| 71c, Ferme Park Road883 m away | 68 m² | 106 m² | +38 m² +56% | 2023 |
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| 325, Wightman Road487 m away | 126 m² | 164 m² | +38 m² +30% | 2022 |
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| Flat 70, Wat Tyler House, Boyton Road641 m away | 71 m² | 109 m² | +38 m² +54% | 2020 |
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| 53, Seymour Road904 m away | 125 m² | 163 m² | +38 m² +30% | 2020 |
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| 37b, Burghley Road794 m away | 70 m² | 108 m² | +38 m² +54% | 2017 |
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| 67, Seymour Road904 m away | 54 m² | 92 m² | +38 m² +70% | 2017 |
|---|
| 133b, Sydney Road722 m away | 41 m² | 79 m² | +38 m² +93% | 2015 |
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| 82b, Sydney Road699 m away | 62 m² | 100 m² | +38 m² +61% | 2014 |
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| 5, Aubrey Road644 m away | 229 m² | 266 m² | +37 m² +16% | 2023 |
|---|
| 96, Barrington Road990 m away | 59 m² | 96 m² | +37 m² +63% | 2022 |
|---|
| Flat 1, Hermiston Court, Hermiston Avenue317 m away | 68 m² | 105 m² | +37 m² +54% | 2020 |
|---|
| 19, Hewitt Road872 m away | 129 m² | 166 m² | +37 m² +29% | 2020 |
|---|
| 9, Gladwell Road890 m away | 30 m² | 67 m² | +37 m² +123% | 2019 |
|---|
| 8, Frobisher Road592 m away | 115 m² | 152 m² | +37 m² +32% | 2018 |
|---|
| 11, Hewitt Road872 m away | 122 m² | 159 m² | +37 m² +30% | 2016 |
|---|
| 33, Nightingale Lane639 m away | 70 m² | 106 m² | +36 m² +51% | 2025 |
|---|
| 56, Warner Road974 m away | 164 m² | 200 m² | +36 m² +22% | 2024 |
|---|
| 50, Fairfax Road714 m away | 92 m² | 128 m² | +36 m² +39% | 2023 |
|---|
| 51c, Ridge Road944 m away | 52 m² | 88 m² | +36 m² +69% | 2023 |
|---|
| 110, Barrington Road990 m away | 141 m² | 177 m² | +36 m² +26% | 2023 |
|---|
| 30, Effingham Road754 m away | 104 m² | 140 m² | +36 m² +35% | 2022 |
|---|
| 2, Hillfield Avenue169 m away | 43 m² | 79 m² | +36 m² +84% | 2021 |
|---|
| 17, High Street256 m away | 36 m² | 72 m² | +36 m² +100% | 2021 |
|---|
| 65, Beresford Road781 m away | 93 m² | 129 m² | +36 m² +39% | 2021 |
|---|
| 50, Lausanne Road637 m away | 69 m² | 105 m² | +36 m² +52% | 2018 |
|---|
| 87, Fairfax Road887 m away | 117 m² | 153 m² | +36 m² +31% | 2018 |
|---|
| 73b, Wightman Road927 m away | 46 m² | 82 m² | +36 m² +78% | 2015 |
|---|
| 122, Inderwick Road658 m away | 80 m² | 116 m² | +36 m² +45% | 2014 |
|---|
| 317, Wightman Road487 m away | 112 m² | 147 m² | +35 m² +31% | 2026 |
|---|
| 147, Fairfax Road887 m away | 90 m² | 125 m² | +35 m² +39% | 2026 |
|---|
| 5, Topsfield Road752 m away | 100 m² | 135 m² | +35 m² +35% | 2023 |
|---|
| 79, Lausanne Road780 m away | 135 m² | 170 m² | +35 m² +26% | 2023 |
|---|
| 44, Weston Park821 m away | 196 m² | 231 m² | +35 m² +18% | 2023 |
|---|
| 273, Wightman Road575 m away | 36 m² | 71 m² | +35 m² +97% | 2022 |
|---|
| 30, Frobisher Road859 m away | 120 m² | 155 m² | +35 m² +29% | 2022 |
|---|
| 130, Fairfax Road897 m away | 96 m² | 131 m² | +35 m² +36% | 2022 |
|---|
| 103, Inderwick Road680 m away | 102 m² | 137 m² | +35 m² +34% | 2020 |
|---|
| 10, Shanklin Road960 m away | 123 m² | 158 m² | +35 m² +28% | 2020 |
|---|
| 42, Rosebery Gardens655 m away | 70 m² | 105 m² | +35 m² +50% | 2018 |
|---|
| 105, Beresford Road959 m away | 108 m² | 143 m² | +35 m² +32% | 2016 |
|---|
| 42, Haringey Park986 m away | 91 m² | 126 m² | +35 m² +38% | 2015 |
|---|
| 7, Dashwood Road992 m away | 164 m² | 198 m² | +34 m² +21% | 2024 |
|---|
| 26, Fairfield Road618 m away | 50 m² | 84 m² | +34 m² +68% | 2023 |
|---|
| 4, Clovelly Road816 m away | 114 m² | 148 m² | +34 m² +30% | 2023 |
|---|
| 224a, Middle Lane446 m away | 43 m² | 77 m² | +34 m² +79% | 2022 |
|---|
| 78, Alexandra Road914 m away | 129 m² | 163 m² | +34 m² +26% | 2022 |
|---|
| 3 The Mews, 62b, High Street334 m away | 103 m² | 137 m² | +34 m² +33% | 2020 |
|---|
| 94, Wightman Road980 m away | 180 m² | 214 m² | +34 m² +19% | 2020 |
|---|
| 40, Hewitt Road880 m away | 119 m² | 153 m² | +34 m² +29% | 2019 |
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