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 0EF
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 |
|---|---|---|---|---|
| 9, Charlton Kings Road906 m away | 123 m² | 270 m² | +147 m² +120% | 2012 |
| 77, Mercers Road493 m away | 111 m² | 227 m² | +116 m² +105% | 2012 |
| Rennie House, Torriano Mews975 m away | 140 m² | 252 m² | +112 m² +80% | 2020 |
| 7, Cardwell Terrace79 m away | 144 m² | 249 m² | +105 m² +73% | 2016 |
| 50, Lady Margaret Road994 m away | 150 m² | 244 m² | +94 m² +63% | 2026 |
| Apartment 15, Block A, 36, Hornsey Road879 m away | 69 m² | 156 m² | +87 m² +126% | 2019 |
| 12, Tufnell Park Road210 m away | 166 m² | 250 m² | +84 m² +51% | 2025 |
| Apartment 12, Block A, 36, Hornsey Road879 m away | 71 m² | 154 m² | +83 m² +117% | 2019 |
| Flat 328, The Beaux Arts Building, 10 - 18, Manor Gardens |
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.
| 84 m² |
| 166 m² |
| +82 m² +98% |
| 2019 |
| Apartment 8, Block A, 36, Hornsey Road879 m away | 69 m² | 150 m² | +81 m² +117% | 2019 |
|---|
| 53, Mercers Road385 m away | 181 m² | 260 m² | +79 m² +44% | 2015 |
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| 19, Salterton Road453 m away | 75 m² | 150 m² | +75 m² +100% | 2021 |
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| 104, St Georges Avenue629 m away | 161 m² | 234 m² | +73 m² +45% | 2025 |
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| 94, Lady Margaret Road922 m away | 267 m² | 336 m² | +69 m² +26% | 2025 |
|---|
| 35, Hugo Road865 m away | 207 m² | 275 m² | +68 m² +33% | 2024 |
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| 8, Penn Road370 m away | 188 m² | 256 m² | +68 m² +36% | 2020 |
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| 15, Roden Street524 m away | 81 m² | 148 m² | +67 m² +83% | 2019 |
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| 22, Roden Street517 m away | 110 m² | 176 m² | +66 m² +60% | 2017 |
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| 4, Hartham Close655 m away | 179 m² | 244 m² | +65 m² +36% | 2019 |
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| 40, Birnam Road922 m away | 196 m² | 261 m² | +65 m² +33% | 2017 |
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| 20, Arthur Road561 m away | 120 m² | 181 m² | +61 m² +51% | 2022 |
|---|
| Flat G27, The Beaux Arts Building, 10 - 18, Manor Gardens491 m away | 84 m² | 145 m² | +61 m² +73% | 2020 |
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| 60, Freegrove Road511 m away | 87 m² | 147 m² | +60 m² +69% | 2023 |
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| 80, Huddleston Road874 m away | 60 m² | 120 m² | +60 m² +100% | 2020 |
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| 143, Tufnell Park Road657 m away | 234 m² | 294 m² | +60 m² +26% | 2019 |
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| 5, Huddleston Road660 m away | 61 m² | 120 m² | +59 m² +97% | 2024 |
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| 13, Empire Square393 m away | 109 m² | 168 m² | +59 m² +54% | 2018 |
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| 72, Beversbrook Road489 m away | 157 m² | 215 m² | +58 m² +37% | 2022 |
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| Apartment 1, Block A, 36, Hornsey Road879 m away | 92 m² | 150 m² | +58 m² +63% | 2019 |
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| 70, Anson Road428 m away | 77 m² | 135 m² | +58 m² +75% | 2014 |
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| 97, Crayford Road198 m away | 118 m² | 175 m² | +57 m² +48% | 2026 |
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| 71, Carleton Road365 m away | 272 m² | 328 m² | +56 m² +21% | 2026 |
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| 81, Parkhurst Road205 m away | 51 m² | 107 m² | +56 m² +110% | 2025 |
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| 12, St Georges Avenue414 m away | 272 m² | 327 m² | +55 m² +20% | 2024 |
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| 16, Tytherton Road610 m away | 124 m² | 179 m² | +55 m² +44% | 2024 |
|---|
| 73, Corinne Road808 m away | 42 m² | 97 m² | +55 m² +131% | 2020 |
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| 20, Whewell Road810 m away | 54 m² | 107 m² | +53 m² +98% | 2026 |
|---|
| Flat 41, Carronade Court, Eden Grove841 m away | 45 m² | 98 m² | +53 m² +118% | 2023 |
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| 193, Leighton Road920 m away | 76 m² | 128 m² | +52 m² +68% | 2025 |
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| 79a, Windsor Road446 m away | 37 m² | 89 m² | +52 m² +141% | 2022 |
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| 98, Huddleston Road874 m away | 52 m² | 103 m² | +51 m² +98% | 2023 |
|---|
| 19, Whewell Road810 m away | 96 m² | 147 m² | +51 m² +53% | 2013 |
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| 51, Eburne Road422 m away | 63 m² | 113 m² | +50 m² +79% | 2018 |
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| 1, Loraine Cottages656 m away | 59 m² | 108 m² | +49 m² +83% | 2023 |
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| 7, Corinne Road796 m away | 72 m² | 120 m² | +48 m² +67% | 2026 |
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| 152, Mercers Road632 m away | 177 m² | 225 m² | +48 m² +27% | 2023 |
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| 67, Marlborough Road966 m away | 46 m² | 93 m² | +47 m² +102% | 2022 |
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| 21, Huddleston Road711 m away | 176 m² | 223 m² | +47 m² +27% | 2017 |
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| 34, Parkhurst Road261 m away | 33 m² | 79 m² | +46 m² +139% | 2023 |
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| 87, Brecknock Road836 m away | 268 m² | 314 m² | +46 m² +17% | 2023 |
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| 87, Yerbury Road636 m away | 110 m² | 156 m² | +46 m² +42% | 2022 |
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| 85a, Parkhurst Road205 m away | 94 m² | 140 m² | +46 m² +49% | 2021 |
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| 32, Empire Square393 m away | 88 m² | 134 m² | +46 m² +52% | 2012 |
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| Apartment 11, Block A, 36, Hornsey Road879 m away | 62 m² | 107 m² | +45 m² +73% | 2026 |
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| 52, Roden Street517 m away | 113 m² | 158 m² | +45 m² +40% | 2022 |
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| 1, Hercules Street361 m away | 50 m² | 95 m² | +45 m² +90% | 2020 |
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| 131, Corporation Street760 m away | 76 m² | 121 m² | +45 m² +59% | 2019 |
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| Apartment 18, Block D, 32, Hornsey Road879 m away | 39 m² | 84 m² | +45 m² +115% | 2013 |
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| 2a, Hilldrop Crescent787 m away | 49 m² | 94 m² | +45 m² +92% | 2009 |
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| Flat 4, 114, Lady Margaret Road879 m away | 41 m² | 85 m² | +44 m² +107% | 2011 |
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| 23, Jackson Road698 m away | 143 m² | 186 m² | +43 m² +30% | 2026 |
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| Flat 2, 64, Marlborough Road994 m away | 37 m² | 80 m² | +43 m² +116% | 2024 |
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| 174c, Tufnell Park Road755 m away | 34 m² | 77 m² | +43 m² +126% | 2021 |
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| Apartment 16, Block A, 36, Hornsey Road879 m away | 62 m² | 105 m² | +43 m² +69% | 2021 |
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| 55, Kingsdown Road728 m away | 91 m² | 134 m² | +43 m² +47% | 2018 |
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| 684, Holloway Road781 m away | 191 m² | 234 m² | +43 m² +23% | 2009 |
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| 113, Axminster Road570 m away | 126 m² | 168 m² | +42 m² +33% | 2023 |
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| 27, Pleshey Road731 m away | 216 m² | 258 m² | +42 m² +19% | 2022 |
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| 43, Davenant Road830 m away | 50 m² | 92 m² | +42 m² +84% | 2021 |
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| 95, Mercers Road493 m away | 183 m² | 225 m² | +42 m² +23% | 2020 |
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| 507a, Caledonian Road655 m away | 67 m² | 109 m² | +42 m² +63% | 2013 |
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| Flat 12, Radford House, Georges Road972 m away | 46 m² | 88 m² | +42 m² +91% | 2013 |
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| Flat 20, Rushmore House, Hilldrop Estate789 m away | 33 m² | 75 m² | +42 m² +127% | 2012 |
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| 48, Huddleston Road698 m away | 214 m² | 255 m² | +41 m² +19% | 2022 |
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| 189c, Sussex Way876 m away | 46 m² | 87 m² | +41 m² +89% | 2020 |
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| 11, Hertslet Road432 m away | 39 m² | 80 m² | +41 m² +105% | 2017 |
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| Flat 12, Milbro Court, 35, Anson Road741 m away | 48 m² | 89 m² | +41 m² +85% | 2016 |
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| Flat 19, Garand Court, Eden Grove842 m away | 102 m² | 143 m² | +41 m² +40% | 2012 |
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| 195, Tufnell Park Road657 m away | 128 m² | 168 m² | +40 m² +31% | 2024 |
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| 20, Campdale Road733 m away | 30 m² | 70 m² | +40 m² +133% | 2021 |
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| 20, Buckler Court844 m away | 80 m² | 120 m² | +40 m² +50% | 2020 |
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| 32, Dalmeny Road576 m away | 76 m² | 116 m² | +40 m² +53% | 2018 |
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| 128a, Huddleston Road874 m away | 43 m² | 83 m² | +40 m² +93% | 2017 |
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| Flat 1, 702, Holloway Road848 m away | 32 m² | 72 m² | +40 m² +125% | 2011 |
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| 18, Pedlars Walk879 m away | 102 m² | 141 m² | +39 m² +38% | 2020 |
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| 728, Holloway Road971 m away | 71 m² | 110 m² | +39 m² +55% | 2016 |
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| 69c, Freegrove Road479 m away | 57 m² | 96 m² | +39 m² +68% | 2015 |
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| 19, Bardolph Road139 m away | 178 m² | 217 m² | +39 m² +22% | 2013 |
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| 52, Eburne Road422 m away | 34 m² | 73 m² | +39 m² +115% | 2009 |
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| 28, Warlters Road234 m away | 105 m² | 143 m² | +38 m² +36% | 2026 |
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| 9a, Pemberton Gardens917 m away | 89 m² | 127 m² | +38 m² +43% | 2022 |
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| 41, Mayton Street543 m away | 122 m² | 160 m² | +38 m² +31% | 2019 |
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| Apartment 17, Block A, 36, Hornsey Road879 m away | 62 m² | 100 m² | +38 m² +61% | 2010 |
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| 702, Holloway Road848 m away | 41 m² | 78 m² | +37 m² +90% | 2025 |
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| 34, Kiver Road856 m away | 100 m² | 137 m² | +37 m² +37% | 2025 |
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| Apartment 12, Block C, 30, Hornsey Road879 m away | 85 m² | 122 m² | +37 m² +44% | 2025 |
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| Apartment 4, Block A, 36, Hornsey Road879 m away | 66 m² | 103 m² | +37 m² +56% | 2025 |
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| Flat 71, Buckler Court, Eden Grove844 m away | 52 m² | 89 m² | +37 m² +71% | 2021 |
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| 32, Tollington Way596 m away | 104 m² | 141 m² | +37 m² +36% | 2020 |
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| 48, Birnam Road922 m away | 46 m² | 83 m² | +37 m² +80% | 2020 |
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| 64, Tytherton Road666 m away | 47 m² | 84 m² | +37 m² +79% | 2019 |
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| 31, Mercers Road348 m away | 169 m² | 206 m² | +37 m² +22% | 2015 |
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| 55, Tufnell Park Road409 m away | 124 m² | 160 m² | +36 m² +29% | 2022 |
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| Flat 3, 111, Huddleston Road909 m away | 42 m² | 78 m² | +36 m² +86% | 2013 |
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| 53, Yerbury Road471 m away | 140 m² | 175 m² | +35 m² +25% | 2026 |
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| 10, Travers Road913 m away | 125 m² | 160 m² | +35 m² +28% | 2025 |
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| 48, Windsor Road446 m away | 138 m² | 173 m² | +35 m² +25% | 2023 |
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| Flat 2, 148, Tufnell Park Road593 m away | 38 m² | 73 m² | +35 m² +92% | 2021 |
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| 513, Caledonian Road655 m away | 50 m² | 85 m² | +35 m² +70% | 2021 |
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| 204b, Tufnell Park Road863 m away | 106 m² | 141 m² | +35 m² +33% | 2019 |
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| 214b, Hornsey Road683 m away | 40 m² | 75 m² | +35 m² +88% | 2017 |
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| 140, Mercers Road479 m away | 60 m² | 95 m² | +35 m² +58% | 2013 |
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| 12, Shelburne Road670 m away | 56 m² | 91 m² | +35 m² +63% | 2011 |
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| 287b, Hornsey Road817 m away | 61 m² | 96 m² | +35 m² +57% | 2011 |
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| 347a, Holloway Road303 m away | 115 m² | 149 m² | +34 m² +30% | 2022 |
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| 26, Tollington Way596 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 40, Tollington Way596 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 42, Tollington Way596 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| Apartment 7, Block A, 36, Hornsey Road879 m away | 57 m² | 91 m² | +34 m² +60% | 2022 |
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| 10, Marlborough Road934 m away | 78 m² | 112 m² | +34 m² +44% | 2022 |
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| 25, Sussex Way637 m away | 138 m² | 172 m² | +34 m² +25% | 2021 |
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| 31, Loraine Road587 m away | 49 m² | 83 m² | +34 m² +69% | 2020 |
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| Flat 4, The Poplars, Montpelier Grove965 m away | 68 m² | 102 m² | +34 m² +50% | 2018 |
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| 36, St Georges Avenue414 m away | 170 m² | 204 m² | +34 m² +20% | 2017 |
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| 25, Anson Road741 m away | 56 m² | 90 m² | +34 m² +61% | 2014 |
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| 12e, Hillmarton Road532 m away | 74 m² | 108 m² | +34 m² +46% | 2011 |
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| 20, Kingsdown Road701 m away | 32 m² | 66 m² | +34 m² +106% | 2009 |
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| 148, Widdenham Road559 m away | 73 m² | 106 m² | +33 m² +45% | 2026 |
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| Apartment 20, Block A, 36, Hornsey Road879 m away | 42 m² | 75 m² | +33 m² +79% | 2018 |
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| 60, Brecknock Road912 m away | 49 m² | 82 m² | +33 m² +67% | 2018 |
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| Flat 4, Carpenter House, Brecknock Road Estate770 m away | 96 m² | 129 m² | +33 m² +34% | 2015 |
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| 45, Loraine Road587 m away | 47 m² | 79 m² | +32 m² +68% | 2026 |
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| Apartment 14, Block A, 36, Hornsey Road879 m away | 62 m² | 94 m² | +32 m² +52% | 2026 |
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| 24, Corinne Road823 m away | 149 m² | 181 m² | +32 m² +21% | 2025 |
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| Apartment 3, The School House, 69, Tollington Road615 m away | 30 m² | 62 m² | +32 m² +107% | 2024 |
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| 37, Mayton Street543 m away | 124 m² | 156 m² | +32 m² +26% | 2022 |
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| Flat 2, 13, Thane Villas811 m away | 36 m² | 68 m² | +32 m² +89% | 2022 |
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| 99, Corporation Street838 m away | 85 m² | 117 m² | +32 m² +38% | 2021 |
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| 8, Keighley Close331 m away | 76 m² | 108 m² | +32 m² +42% | 2020 |
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| 20, Goddard Place922 m away | 84 m² | 116 m² | +32 m² +38% | 2020 |
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| Flat 37, Sherard Court, 3, Manor Gardens435 m away | 86 m² | 118 m² | +32 m² +37% | 2019 |
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| 38, Beversbrook Road489 m away | 196 m² | 228 m² | +32 m² +16% | 2018 |
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| 113, Sussex Way697 m away | 128 m² | 160 m² | +32 m² +25% | 2014 |
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| 41, Windsor Road446 m away | 46 m² | 78 m² | +32 m² +70% | 2012 |
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| 4, Roden Street517 m away | 24 m² | 56 m² | +32 m² +133% | 2010 |
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| 42, Loraine Road587 m away | 98 m² | 129 m² | +31 m² +32% | 2025 |
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| 67, Kingsdown Road728 m away | 153 m² | 184 m² | +31 m² +20% | 2024 |
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| 35, Eburne Road422 m away | 133 m² | 164 m² | +31 m² +23% | 2023 |
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| 41, Roden Street524 m away | 99 m² | 130 m² | +31 m² +31% | 2020 |
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| 66, Mayton Street465 m away | 122 m² | 153 m² | +31 m² +25% | 2019 |
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| 49, Medina Road954 m away | 148 m² | 179 m² | +31 m² +21% | 2019 |
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| 16a, Shelburne Road670 m away | 54 m² | 85 m² | +31 m² +57% | 2016 |
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| 9, Sussex Way637 m away | 48 m² | 79 m² | +31 m² +65% | 2012 |
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| Flat 175, Buckler Court, Eden Grove844 m away | 40 m² | 71 m² | +31 m² +78% | 2009 |
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| 109, Hornsey Road698 m away | 130 m² | 160 m² | +30 m² +23% | 2026 |
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| Apartment 21, 5, Tiltman Place776 m away | 65 m² | 95 m² | +30 m² +46% | 2026 |
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| 297, Hornsey Road817 m away | 42 m² | 72 m² | +30 m² +71% | 2026 |
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| 29a, Ospringe Road989 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
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| Apartment 32, 7, Tiltman Place794 m away | 68 m² | 98 m² | +30 m² +44% | 2023 |
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| 40, Wedmore Gardens863 m away | 83 m² | 113 m² | +30 m² +36% | 2021 |
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| 76, Mayton Street465 m away | 122 m² | 152 m² | +30 m² +25% | 2019 |
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| 199, Tufnell Park Road657 m away | 63 m² | 93 m² | +30 m² +48% | 2018 |
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| 1, Tabley Road47 m away | 31 m² | 61 m² | +30 m² +97% | 2009 |
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| 130, Widdenham Road559 m away | 73 m² | 102 m² | +29 m² +40% | 2025 |
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| 49, Surr Street757 m away | 79 m² | 108 m² | +29 m² +37% | 2024 |
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| 31, Cardozo Road559 m away | 67 m² | 96 m² | +29 m² +43% | 2023 |
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| 47a, Hartham Road665 m away | 66 m² | 95 m² | +29 m² +44% | 2021 |
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| 85, Hornsey Road729 m away | 167 m² | 196 m² | +29 m² +17% | 2020 |
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| Flat 2, Everett House, 94, Hornsey Road786 m away | 51 m² | 80 m² | +29 m² +57% | 2020 |
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| 94, Corporation Street806 m away | 85 m² | 114 m² | +29 m² +34% | 2018 |
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| 127, Hornsey Road673 m away | 130 m² | 159 m² | +29 m² +22% | 2015 |
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| 32, St Georges Avenue414 m away | 186 m² | 215 m² | +29 m² +16% | 2013 |
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| 25, Surr Street828 m away | 78 m² | 106 m² | +28 m² +36% | 2024 |
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| 2, Medina Road984 m away | 137 m² | 165 m² | +28 m² +20% | 2024 |
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| 31, Alexander Road621 m away | 152 m² | 180 m² | +28 m² +18% | 2023 |
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| Flat 66, Garand Court, Eden Grove842 m away | 58 m² | 86 m² | +28 m² +48% | 2023 |
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| Flat 123, The Beaux Arts Building, 10 - 18, Manor Gardens491 m away | 33 m² | 61 m² | +28 m² +85% | 2022 |
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| 33, Tavistock Terrace540 m away | 111 m² | 139 m² | +28 m² +25% | 2022 |
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| 13, Gatcombe Road528 m away | 179 m² | 207 m² | +28 m² +16% | 2021 |
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| 3, Beaumont Mews860 m away | 104 m² | 132 m² | +28 m² +27% | 2021 |
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| 370, Hornsey Road897 m away | 24 m² | 52 m² | +28 m² +117% | 2018 |
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| 20, Tytherton Road610 m away | 132 m² | 159 m² | +27 m² +20% | 2026 |
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| Flat 3, 18, Brecknock Road912 m away | 30 m² | 57 m² | +27 m² +90% | 2025 |
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| 3, Wedmore Gardens863 m away | 88 m² | 115 m² | +27 m² +31% | 2022 |
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| 87, Surr Street697 m away | 77 m² | 104 m² | +27 m² +35% | 2019 |
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| 3, Whewell Road810 m away | 98 m² | 125 m² | +27 m² +28% | 2017 |
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| 601a, Holloway Road878 m away | 53 m² | 80 m² | +27 m² +51% | 2013 |
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| 43, Mayton Street543 m away | 117 m² | 144 m² | +27 m² +23% | 2011 |
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| Flat 8, Ivinghoe House, Dalmeny Avenue567 m away | 94 m² | 120 m² | +26 m² +28% | 2024 |
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| 5, Alexander Road621 m away | 116 m² | 142 m² | +26 m² +22% | 2024 |
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| 22, Yerbury Road512 m away | 143 m² | 169 m² | +26 m² +18% | 2023 |
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| 29, Archibald Road590 m away | 70 m² | 96 m² | +26 m² +37% | 2022 |
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| 24, Tollington Way596 m away | 96 m² | 122 m² | +26 m² +27% | 2022 |
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| Flat 3, 114, Lady Margaret Road879 m away | 56 m² | 82 m² | +26 m² +46% | 2021 |
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| 30a, Dalmeny Road550 m away | 33 m² | 59 m² | +26 m² +79% | 2020 |
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| 26, Mayton Street590 m away | 125 m² | 151 m² | +26 m² +21% | 2020 |
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| Flat 133, Buckler Court, Eden Grove844 m away | 76 m² | 102 m² | +26 m² +34% | 2020 |
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| Flat 55, Buckler Court, Eden Grove844 m away | 46 m² | 72 m² | +26 m² +57% | 2020 |
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| 55, Yerbury Road471 m away | 152 m² | 178 m² | +26 m² +17% | 2019 |
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| 560, Caledonian Road396 m away | 45 m² | 71 m² | +26 m² +58% | 2012 |
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