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 N7 6AR
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 |
|---|---|---|---|---|
| 77, Mercers Road670 m away | 111 m² | 227 m² | +116 m² +105% | 2012 |
| 7, Cardwell Terrace465 m away | 144 m² | 249 m² | +105 m² +73% | 2016 |
| Apartment 15, Block A, 36, Hornsey Road881 m away | 69 m² | 156 m² | +87 m² +126% | 2019 |
| 12, Tufnell Park Road224 m away | 166 m² | 250 m² | +84 m² +51% | 2025 |
| Apartment 12, Block A, 36, Hornsey Road881 m away | 71 m² | 154 m² | +83 m² +117% | 2019 |
| Flat 328, The Beaux Arts Building, 10 - 18, Manor Gardens178 m away | 84 m² | 166 m² | +82 m² +98% | 2019 |
| 84, Thorpedale Road909 m away | 86 m² | 167 m² | +81 m² +94% | 2026 |
| Apartment 8, Block A, 36, Hornsey Road881 m away | 69 m² | 150 m² | +81 m² +117% | 2019 |
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.
| 69 m² |
| 148 m² |
| +79 m² +114% |
| 2026 |
| 53, Mercers Road524 m away | 181 m² | 260 m² | +79 m² +44% | 2015 |
|---|
| 19, Salterton Road90 m away | 75 m² | 150 m² | +75 m² +100% | 2021 |
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| 104, St Georges Avenue906 m away | 161 m² | 234 m² | +73 m² +45% | 2025 |
|---|
| 30, Fairbridge Road885 m away | 66 m² | 139 m² | +73 m² +111% | 2020 |
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| 8, Penn Road636 m away | 188 m² | 256 m² | +68 m² +36% | 2020 |
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| 15, Roden Street299 m away | 81 m² | 148 m² | +67 m² +83% | 2019 |
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| 22, Roden Street271 m away | 110 m² | 176 m² | +66 m² +60% | 2017 |
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| 4, Hartham Close970 m away | 179 m² | 244 m² | +65 m² +36% | 2019 |
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| 40, Birnam Road541 m away | 196 m² | 261 m² | +65 m² +33% | 2017 |
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| 20, Arthur Road374 m away | 120 m² | 181 m² | +61 m² +51% | 2022 |
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| Flat G27, The Beaux Arts Building, 10 - 18, Manor Gardens178 m away | 84 m² | 145 m² | +61 m² +73% | 2020 |
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| 60, Freegrove Road778 m away | 87 m² | 147 m² | +60 m² +69% | 2023 |
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| 77, Turlewray Close868 m away | 211 m² | 271 m² | +60 m² +28% | 2021 |
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| 143, Tufnell Park Road912 m away | 234 m² | 294 m² | +60 m² +26% | 2019 |
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| 13, Empire Square177 m away | 109 m² | 168 m² | +59 m² +54% | 2018 |
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| 72, Beversbrook Road594 m away | 157 m² | 215 m² | +58 m² +37% | 2022 |
|---|
| Apartment 1, Block A, 36, Hornsey Road881 m away | 92 m² | 150 m² | +58 m² +63% | 2019 |
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| 70, Anson Road775 m away | 77 m² | 135 m² | +58 m² +75% | 2014 |
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| 97, Crayford Road563 m away | 118 m² | 175 m² | +57 m² +48% | 2026 |
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| 71, Carleton Road723 m away | 272 m² | 328 m² | +56 m² +21% | 2026 |
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| 81, Parkhurst Road211 m away | 51 m² | 107 m² | +56 m² +110% | 2025 |
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| 261, Sussex Way756 m away | 109 m² | 165 m² | +56 m² +51% | 2025 |
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| 12, St Georges Avenue691 m away | 272 m² | 327 m² | +55 m² +20% | 2024 |
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| 16, Tytherton Road713 m away | 124 m² | 179 m² | +55 m² +44% | 2024 |
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| 24, Hanley Road945 m away | 54 m² | 109 m² | +55 m² +102% | 2020 |
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| 137, Fairbridge Road968 m away | 58 m² | 113 m² | +55 m² +95% | 2012 |
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| 20, Whewell Road510 m away | 54 m² | 107 m² | +53 m² +98% | 2026 |
|---|
| 19, Hanley Road958 m away | 41 m² | 94 m² | +53 m² +129% | 2015 |
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| 79a, Windsor Road116 m away | 37 m² | 89 m² | +52 m² +141% | 2022 |
|---|
| 60, St Johns Villas974 m away | 166 m² | 217 m² | +51 m² +31% | 2023 |
|---|
| 19, Whewell Road510 m away | 96 m² | 147 m² | +51 m² +53% | 2013 |
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| 51, Eburne Road35 m away | 63 m² | 113 m² | +50 m² +79% | 2018 |
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| 1, Loraine Cottages579 m away | 59 m² | 108 m² | +49 m² +83% | 2023 |
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| 25, Corbyn Street875 m away | 106 m² | 155 m² | +49 m² +46% | 2020 |
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| 152, Mercers Road852 m away | 177 m² | 225 m² | +48 m² +27% | 2023 |
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| 146, Marlborough Road819 m away | 33 m² | 81 m² | +48 m² +145% | 2009 |
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| 31, Almington Street935 m away | 97 m² | 144 m² | +47 m² +48% | 2025 |
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| 67, Marlborough Road764 m away | 46 m² | 93 m² | +47 m² +102% | 2022 |
|---|
| 108, Fairbridge Road903 m away | 48 m² | 95 m² | +47 m² +98% | 2011 |
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| 34, Parkhurst Road618 m away | 33 m² | 79 m² | +46 m² +139% | 2023 |
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| 87, Yerbury Road687 m away | 110 m² | 156 m² | +46 m² +42% | 2022 |
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| 85a, Parkhurst Road211 m away | 94 m² | 140 m² | +46 m² +49% | 2021 |
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| Flat 1, 14, Fairbridge Road885 m away | 57 m² | 103 m² | +46 m² +81% | 2014 |
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| 32, Empire Square177 m away | 88 m² | 134 m² | +46 m² +52% | 2012 |
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| Apartment 11, Block A, 36, Hornsey Road881 m away | 62 m² | 107 m² | +45 m² +73% | 2026 |
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| 52, Roden Street271 m away | 113 m² | 158 m² | +45 m² +40% | 2022 |
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| 1, Hercules Street70 m away | 50 m² | 95 m² | +45 m² +90% | 2020 |
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| Apartment 18, Block D, 32, Hornsey Road881 m away | 39 m² | 84 m² | +45 m² +115% | 2013 |
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| 3, Coleridge Road773 m away | 270 m² | 314 m² | +44 m² +16% | 2025 |
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| 58, St Johns Villas974 m away | 168 m² | 212 m² | +44 m² +26% | 2023 |
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| 8, Bracey Street725 m away | 67 m² | 111 m² | +44 m² +66% | 2019 |
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| 23, Jackson Road669 m away | 143 m² | 186 m² | +43 m² +30% | 2026 |
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| 77, Thorpedale Road913 m away | 98 m² | 141 m² | +43 m² +44% | 2025 |
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| Flat 2, 64, Marlborough Road794 m away | 37 m² | 80 m² | +43 m² +116% | 2024 |
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| 18, St Johns Villas974 m away | 202 m² | 245 m² | +43 m² +21% | 2024 |
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| Apartment 16, Block A, 36, Hornsey Road881 m away | 62 m² | 105 m² | +43 m² +69% | 2021 |
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| 174c, Tufnell Park Road999 m away | 34 m² | 77 m² | +43 m² +126% | 2021 |
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| 55, Kingsdown Road517 m away | 91 m² | 134 m² | +43 m² +47% | 2018 |
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| 684, Holloway Road669 m away | 191 m² | 234 m² | +43 m² +23% | 2009 |
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| 113, Axminster Road183 m away | 126 m² | 168 m² | +42 m² +33% | 2023 |
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| 43, Davenant Road687 m away | 50 m² | 92 m² | +42 m² +84% | 2021 |
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| 95, Mercers Road670 m away | 183 m² | 225 m² | +42 m² +23% | 2020 |
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| Flat 3, Brunswick House, 254, Sussex Way890 m away | 47 m² | 89 m² | +42 m² +89% | 2020 |
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| 507a, Caledonian Road901 m away | 67 m² | 109 m² | +42 m² +63% | 2013 |
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| 50, Hanley Road945 m away | 50 m² | 91 m² | +41 m² +82% | 2023 |
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| 48, Huddleston Road990 m away | 214 m² | 255 m² | +41 m² +19% | 2022 |
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| 189c, Sussex Way563 m away | 46 m² | 87 m² | +41 m² +89% | 2020 |
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| 11, Hertslet Road219 m away | 39 m² | 80 m² | +41 m² +105% | 2017 |
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| Flat 19, Garand Court, Eden Grove970 m away | 102 m² | 143 m² | +41 m² +40% | 2012 |
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| 49, Fairbridge Road917 m away | 55 m² | 96 m² | +41 m² +75% | 2009 |
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| 195, Tufnell Park Road912 m away | 128 m² | 168 m² | +40 m² +31% | 2024 |
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| 33, Almington Street935 m away | 96 m² | 136 m² | +40 m² +42% | 2023 |
|---|
| 20, Campdale Road916 m away | 30 m² | 70 m² | +40 m² +133% | 2021 |
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| 20, Buckler Court986 m away | 80 m² | 120 m² | +40 m² +50% | 2020 |
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| 32, Dalmeny Road764 m away | 76 m² | 116 m² | +40 m² +53% | 2018 |
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| Flat 1, 702, Holloway Road742 m away | 32 m² | 72 m² | +40 m² +125% | 2011 |
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| 7, Bracey Street725 m away | 95 m² | 134 m² | +39 m² +41% | 2019 |
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| 728, Holloway Road882 m away | 71 m² | 110 m² | +39 m² +55% | 2016 |
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| 69c, Freegrove Road753 m away | 57 m² | 96 m² | +39 m² +68% | 2015 |
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| 19, Bardolph Road503 m away | 178 m² | 217 m² | +39 m² +22% | 2013 |
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| 52, Eburne Road35 m away | 34 m² | 73 m² | +39 m² +115% | 2009 |
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| 28, Warlters Road320 m away | 105 m² | 143 m² | +38 m² +36% | 2026 |
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| 9a, Pemberton Gardens919 m away | 89 m² | 127 m² | +38 m² +43% | 2022 |
|---|
| 41, Mayton Street253 m away | 122 m² | 160 m² | +38 m² +31% | 2019 |
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| Apartment 17, Block A, 36, Hornsey Road881 m away | 62 m² | 100 m² | +38 m² +61% | 2010 |
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| 34, Kiver Road666 m away | 100 m² | 137 m² | +37 m² +37% | 2025 |
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| 702, Holloway Road742 m away | 41 m² | 78 m² | +37 m² +90% | 2025 |
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| Apartment 12, Block C, 30, Hornsey Road881 m away | 85 m² | 122 m² | +37 m² +44% | 2025 |
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| Apartment 4, Block A, 36, Hornsey Road881 m away | 66 m² | 103 m² | +37 m² +56% | 2025 |
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| Flat 71, Buckler Court, Eden Grove986 m away | 52 m² | 89 m² | +37 m² +71% | 2021 |
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| 32, Tollington Way316 m away | 104 m² | 141 m² | +37 m² +36% | 2020 |
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| 48, Birnam Road541 m away | 46 m² | 83 m² | +37 m² +80% | 2020 |
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| 64, Tytherton Road820 m away | 47 m² | 84 m² | +37 m² +79% | 2019 |
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| 31, Mercers Road427 m away | 169 m² | 206 m² | +37 m² +22% | 2015 |
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| 55, Tufnell Park Road653 m away | 124 m² | 160 m² | +36 m² +29% | 2022 |
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| 92a, Fonthill Road919 m away | 35 m² | 71 m² | +36 m² +103% | 2010 |
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| 53, Yerbury Road552 m away | 140 m² | 175 m² | +35 m² +25% | 2026 |
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| 10, Travers Road592 m away | 125 m² | 160 m² | +35 m² +28% | 2025 |
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| 47a, Fonthill Road975 m away | 82 m² | 117 m² | +35 m² +43% | 2024 |
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| 48, Windsor Road116 m away | 138 m² | 173 m² | +35 m² +25% | 2023 |
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| Flat 2, 148, Tufnell Park Road829 m away | 38 m² | 73 m² | +35 m² +92% | 2021 |
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| 513, Caledonian Road901 m away | 50 m² | 85 m² | +35 m² +70% | 2021 |
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| 214b, Hornsey Road358 m away | 40 m² | 75 m² | +35 m² +88% | 2017 |
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| 140, Mercers Road679 m away | 60 m² | 95 m² | +35 m² +58% | 2013 |
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| 287b, Hornsey Road456 m away | 61 m² | 96 m² | +35 m² +57% | 2011 |
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| 12, Shelburne Road539 m away | 56 m² | 91 m² | +35 m² +63% | 2011 |
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| 26, Tollington Way316 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 40, Tollington Way316 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 42, Tollington Way316 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 347a, Holloway Road322 m away | 115 m² | 149 m² | +34 m² +30% | 2022 |
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| 10, Marlborough Road796 m away | 78 m² | 112 m² | +34 m² +44% | 2022 |
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| Apartment 7, Block A, 36, Hornsey Road881 m away | 57 m² | 91 m² | +34 m² +60% | 2022 |
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| 25, Sussex Way252 m away | 138 m² | 172 m² | +34 m² +25% | 2021 |
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| 31, Loraine Road532 m away | 49 m² | 83 m² | +34 m² +69% | 2020 |
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| 36, St Georges Avenue691 m away | 170 m² | 204 m² | +34 m² +20% | 2017 |
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| 13, Coleridge Road773 m away | 51 m² | 85 m² | +34 m² +67% | 2015 |
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| 12e, Hillmarton Road854 m away | 74 m² | 108 m² | +34 m² +46% | 2011 |
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| 20, Kingsdown Road490 m away | 32 m² | 66 m² | +34 m² +106% | 2009 |
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| 148, Widdenham Road698 m away | 73 m² | 106 m² | +33 m² +45% | 2026 |
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| 1, Bracey Street725 m away | 95 m² | 128 m² | +33 m² +35% | 2023 |
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| Apartment 20, Block A, 36, Hornsey Road881 m away | 42 m² | 75 m² | +33 m² +79% | 2018 |
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| 45, Loraine Road532 m away | 47 m² | 79 m² | +32 m² +68% | 2026 |
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| Apartment 14, Block A, 36, Hornsey Road881 m away | 62 m² | 94 m² | +32 m² +52% | 2026 |
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| Apartment 3, The School House, 69, Tollington Road466 m away | 30 m² | 62 m² | +32 m² +107% | 2024 |
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| 37, Mayton Street253 m away | 124 m² | 156 m² | +32 m² +26% | 2022 |
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| Flat 2, 13, Thane Villas471 m away | 36 m² | 68 m² | +32 m² +89% | 2022 |
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| 70, Hatchard Road869 m away | 131 m² | 163 m² | +32 m² +24% | 2022 |
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| 8, Keighley Close645 m away | 76 m² | 108 m² | +32 m² +42% | 2020 |
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| 192, Drayton Park937 m away | 140 m² | 172 m² | +32 m² +23% | 2020 |
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| Flat 37, Sherard Court, 3, Manor Gardens273 m away | 86 m² | 118 m² | +32 m² +37% | 2019 |
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| 38, Beversbrook Road594 m away | 196 m² | 228 m² | +32 m² +16% | 2018 |
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| Flat 1, 127a, St Thomas'S Road995 m away | 103 m² | 135 m² | +32 m² +31% | 2018 |
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| 113, Sussex Way320 m away | 128 m² | 160 m² | +32 m² +25% | 2014 |
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| 41, Windsor Road116 m away | 46 m² | 78 m² | +32 m² +70% | 2012 |
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| 4, Roden Street271 m away | 24 m² | 56 m² | +32 m² +133% | 2010 |
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| 42, Loraine Road532 m away | 98 m² | 129 m² | +31 m² +32% | 2025 |
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| 67, Kingsdown Road517 m away | 153 m² | 184 m² | +31 m² +20% | 2024 |
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| 35, Eburne Road35 m away | 133 m² | 164 m² | +31 m² +23% | 2023 |
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| 6, Bracey Street725 m away | 75 m² | 106 m² | +31 m² +41% | 2022 |
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| 41, Roden Street299 m away | 99 m² | 130 m² | +31 m² +31% | 2020 |
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| Flat A, 20, Yonge Park694 m away | 64 m² | 95 m² | +31 m² +48% | 2020 |
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| 66, Mayton Street184 m away | 122 m² | 153 m² | +31 m² +25% | 2019 |
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| 49, Medina Road625 m away | 148 m² | 179 m² | +31 m² +21% | 2019 |
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| 16a, Shelburne Road539 m away | 54 m² | 85 m² | +31 m² +57% | 2016 |
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| 428, Hornsey Road697 m away | 55 m² | 86 m² | +31 m² +56% | 2013 |
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| 9, Sussex Way252 m away | 48 m² | 79 m² | +31 m² +65% | 2012 |
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| Flat 175, Buckler Court, Eden Grove986 m away | 40 m² | 71 m² | +31 m² +78% | 2009 |
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| Apartment 21, 5, Tiltman Place393 m away | 65 m² | 95 m² | +30 m² +46% | 2026 |
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| 297, Hornsey Road456 m away | 42 m² | 72 m² | +30 m² +71% | 2026 |
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| 109, Hornsey Road522 m away | 130 m² | 160 m² | +30 m² +23% | 2026 |
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| Apartment 32, 7, Tiltman Place415 m away | 68 m² | 98 m² | +30 m² +44% | 2023 |
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| Flat 7, Margs House, 444, Hornsey Road697 m away | 28 m² | 58 m² | +30 m² +107% | 2023 |
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| 40, Wedmore Gardens805 m away | 83 m² | 113 m² | +30 m² +36% | 2021 |
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| 76, Mayton Street184 m away | 122 m² | 152 m² | +30 m² +25% | 2019 |
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| 199, Tufnell Park Road912 m away | 63 m² | 93 m² | +30 m² +48% | 2018 |
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| 1, Tabley Road415 m away | 31 m² | 61 m² | +30 m² +97% | 2009 |
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| 130, Widdenham Road698 m away | 73 m² | 102 m² | +29 m² +40% | 2025 |
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| 31, Cardozo Road824 m away | 67 m² | 96 m² | +29 m² +43% | 2023 |
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| 85, Hornsey Road589 m away | 167 m² | 196 m² | +29 m² +17% | 2020 |
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| Flat 2, Everett House, 94, Hornsey Road626 m away | 51 m² | 80 m² | +29 m² +57% | 2020 |
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| 143, Isledon Road782 m away | 33 m² | 62 m² | +29 m² +88% | 2018 |
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| 127, Hornsey Road455 m away | 130 m² | 159 m² | +29 m² +22% | 2015 |
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| 32, St Georges Avenue691 m away | 186 m² | 215 m² | +29 m² +16% | 2013 |
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| 35, Yonge Park730 m away | 38 m² | 67 m² | +29 m² +76% | 2009 |
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| 2, Medina Road648 m away | 137 m² | 165 m² | +28 m² +20% | 2024 |
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| 13, Marriott Road949 m away | 141 m² | 169 m² | +28 m² +20% | 2024 |
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| 31, Alexander Road417 m away | 152 m² | 180 m² | +28 m² +18% | 2023 |
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| Flat 6, Margs House, 444, Hornsey Road697 m away | 27 m² | 55 m² | +28 m² +104% | 2023 |
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| Flat 5, Margs House, 444, Hornsey Road697 m away | 30 m² | 58 m² | +28 m² +93% | 2023 |
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| Flat 66, Garand Court, Eden Grove970 m away | 58 m² | 86 m² | +28 m² +48% | 2023 |
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| Flat 123, The Beaux Arts Building, 10 - 18, Manor Gardens178 m away | 33 m² | 61 m² | +28 m² +85% | 2022 |
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| 33, Tavistock Terrace508 m away | 111 m² | 139 m² | +28 m² +25% | 2022 |
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| 13, Gatcombe Road669 m away | 179 m² | 207 m² | +28 m² +16% | 2021 |
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| 370, Hornsey Road546 m away | 24 m² | 52 m² | +28 m² +117% | 2018 |
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| 20, Tytherton Road713 m away | 132 m² | 159 m² | +27 m² +20% | 2026 |
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| Flat C, 14, Fonthill Road953 m away | 44 m² | 71 m² | +27 m² +61% | 2024 |
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| Flat 39, 3, Queensland Road970 m away | 47 m² | 74 m² | +27 m² +57% | 2023 |
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| 3, Wedmore Gardens805 m away | 88 m² | 115 m² | +27 m² +31% | 2022 |
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| 3, Whewell Road510 m away | 98 m² | 125 m² | +27 m² +28% | 2017 |
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| 601a, Holloway Road791 m away | 53 m² | 80 m² | +27 m² +51% | 2013 |
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| 43, Mayton Street253 m away | 117 m² | 144 m² | +27 m² +23% | 2011 |
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| 5, Alexander Road417 m away | 116 m² | 142 m² | +26 m² +22% | 2024 |
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| Flat 8, Ivinghoe House, Dalmeny Avenue955 m away | 94 m² | 120 m² | +26 m² +28% | 2024 |
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| 22, Yerbury Road561 m away | 143 m² | 169 m² | +26 m² +18% | 2023 |
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| 24, Tollington Way316 m away | 96 m² | 122 m² | +26 m² +27% | 2022 |
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| 29, Archibald Road908 m away | 70 m² | 96 m² | +26 m² +37% | 2022 |
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| 26, Mayton Street267 m away | 125 m² | 151 m² | +26 m² +21% | 2020 |
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| 30a, Dalmeny Road765 m away | 33 m² | 59 m² | +26 m² +79% | 2020 |
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| Flat 133, Buckler Court, Eden Grove986 m away | 76 m² | 102 m² | +26 m² +34% | 2020 |
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| Flat 55, Buckler Court, Eden Grove986 m away | 46 m² | 72 m² | +26 m² +57% | 2020 |
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| 55, Yerbury Road552 m away | 152 m² | 178 m² | +26 m² +17% | 2019 |
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