Finding extended homes…
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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 9RD
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 Road903 m away | 123 m² | 270 m² | +147 m² +120% | 2012 |
| 77, Mercers Road829 m away | 111 m² | 227 m² | +116 m² +105% | 2012 |
| Rennie House, Torriano Mews999 m away | 140 m² | 252 m² | +112 m² +80% | 2020 |
| 7, Cardwell Terrace368 m away | 144 m² | 249 m² | +105 m² +73% | 2016 |
| Apartment 15, Block A, 36, Hornsey Road621 m away | 69 m² | 156 m² | +87 m² +126% | 2019 |
| 12, Tufnell Park Road549 m away | 166 m² | 250 m² | +84 m² +51% | 2025 |
| Apartment 12, Block A, 36, Hornsey Road621 m away | 71 m² | 154 m² | +83 m² +117% | 2019 |
| Flat 328, The Beaux Arts Building, 10 - 18, Manor Gardens791 m away | 84 m² | 166 m² | +82 m² +98% | 2019 |
| Apartment 8, Block A, 36, Hornsey Road |
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 |
| 150 m² |
| +81 m² +117% |
| 2019 |
| 53, Mercers Road744 m away | 181 m² | 260 m² | +79 m² +44% | 2015 |
|---|
| 19, Salterton Road656 m away | 75 m² | 150 m² | +75 m² +100% | 2021 |
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| 104, St Georges Avenue883 m away | 161 m² | 234 m² | +73 m² +45% | 2025 |
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| 8, Penn Road0 m away | 188 m² | 256 m² | +68 m² +36% | 2020 |
|---|
| 15, Roden Street584 m away | 81 m² | 148 m² | +67 m² +83% | 2019 |
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| 22, Roden Street598 m away | 110 m² | 176 m² | +66 m² +60% | 2017 |
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| 4, Hartham Close337 m away | 179 m² | 244 m² | +65 m² +36% | 2019 |
|---|
| 20, Arthur Road571 m away | 120 m² | 181 m² | +61 m² +51% | 2022 |
|---|
| Flat G27, The Beaux Arts Building, 10 - 18, Manor Gardens791 m away | 84 m² | 145 m² | +61 m² +73% | 2020 |
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| 60, Freegrove Road146 m away | 87 m² | 147 m² | +60 m² +69% | 2023 |
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| 143, Tufnell Park Road927 m away | 234 m² | 294 m² | +60 m² +26% | 2019 |
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| 5, Huddleston Road799 m away | 61 m² | 120 m² | +59 m² +97% | 2024 |
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| 13, Empire Square717 m away | 109 m² | 168 m² | +59 m² +54% | 2018 |
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| 72, Beversbrook Road848 m away | 157 m² | 215 m² | +58 m² +37% | 2022 |
|---|
| Apartment 1, Block A, 36, Hornsey Road621 m away | 92 m² | 150 m² | +58 m² +63% | 2019 |
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| 70, Anson Road626 m away | 77 m² | 135 m² | +58 m² +75% | 2014 |
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| 97, Crayford Road450 m away | 118 m² | 175 m² | +57 m² +48% | 2026 |
|---|
| 20, Paradise Passage896 m away | 193 m² | 250 m² | +57 m² +30% | 2019 |
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| 71, Carleton Road556 m away | 272 m² | 328 m² | +56 m² +21% | 2026 |
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| 81, Parkhurst Road432 m away | 51 m² | 107 m² | +56 m² +110% | 2025 |
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| 12, St Georges Avenue702 m away | 272 m² | 327 m² | +55 m² +20% | 2024 |
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| 16, Tytherton Road963 m away | 124 m² | 179 m² | +55 m² +44% | 2024 |
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| 73, Corinne Road991 m away | 42 m² | 97 m² | +55 m² +131% | 2020 |
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| 53, Drayton Park939 m away | 47 m² | 102 m² | +55 m² +117% | 2015 |
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| Flat 41, Carronade Court, Eden Grove473 m away | 45 m² | 98 m² | +53 m² +118% | 2023 |
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| 193, Leighton Road909 m away | 76 m² | 128 m² | +52 m² +68% | 2025 |
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| 79a, Windsor Road734 m away | 37 m² | 89 m² | +52 m² +141% | 2022 |
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| 51, Eburne Road658 m away | 63 m² | 113 m² | +50 m² +79% | 2018 |
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| 1, Loraine Cottages523 m away | 59 m² | 108 m² | +49 m² +83% | 2023 |
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| 152, Mercers Road932 m away | 177 m² | 225 m² | +48 m² +27% | 2023 |
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| 21, Huddleston Road922 m away | 176 m² | 223 m² | +47 m² +27% | 2017 |
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| 34, Parkhurst Road190 m away | 33 m² | 79 m² | +46 m² +139% | 2023 |
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| 87, Brecknock Road853 m away | 268 m² | 314 m² | +46 m² +17% | 2023 |
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| 87, Yerbury Road999 m away | 110 m² | 156 m² | +46 m² +42% | 2022 |
|---|
| 85a, Parkhurst Road432 m away | 94 m² | 140 m² | +46 m² +49% | 2021 |
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| 32, Empire Square717 m away | 88 m² | 134 m² | +46 m² +52% | 2012 |
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| Apartment 11, Block A, 36, Hornsey Road621 m away | 62 m² | 107 m² | +45 m² +73% | 2026 |
|---|
| 52, Roden Street598 m away | 113 m² | 158 m² | +45 m² +40% | 2022 |
|---|
| 1, Hercules Street645 m away | 50 m² | 95 m² | +45 m² +90% | 2020 |
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| 131, Corporation Street536 m away | 76 m² | 121 m² | +45 m² +59% | 2019 |
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| Apartment 18, Block D, 32, Hornsey Road621 m away | 39 m² | 84 m² | +45 m² +115% | 2013 |
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| 2a, Hilldrop Crescent712 m away | 49 m² | 94 m² | +45 m² +92% | 2009 |
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| 23, Jackson Road506 m away | 143 m² | 186 m² | +43 m² +30% | 2026 |
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| 32, Sheringham Road895 m away | 66 m² | 109 m² | +43 m² +65% | 2022 |
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| Apartment 16, Block A, 36, Hornsey Road621 m away | 62 m² | 105 m² | +43 m² +69% | 2021 |
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| 37, Bryantwood Road893 m away | 138 m² | 180 m² | +42 m² +30% | 2024 |
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| 113, Axminster Road781 m away | 126 m² | 168 m² | +42 m² +33% | 2023 |
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| 27, Pleshey Road859 m away | 216 m² | 258 m² | +42 m² +19% | 2022 |
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| 95, Mercers Road829 m away | 183 m² | 225 m² | +42 m² +23% | 2020 |
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| 102, Bride Street981 m away | 110 m² | 152 m² | +42 m² +38% | 2014 |
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| 507a, Caledonian Road286 m away | 67 m² | 109 m² | +42 m² +63% | 2013 |
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| Flat 12, Radford House, Georges Road639 m away | 46 m² | 88 m² | +42 m² +91% | 2013 |
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| Flat 20, Rushmore House, Hilldrop Estate833 m away | 33 m² | 75 m² | +42 m² +127% | 2012 |
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| 48, Huddleston Road927 m away | 214 m² | 255 m² | +41 m² +19% | 2022 |
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| 11, Hertslet Road537 m away | 39 m² | 80 m² | +41 m² +105% | 2017 |
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| Flat 12, Milbro Court, 35, Anson Road914 m away | 48 m² | 89 m² | +41 m² +85% | 2016 |
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| Flat 19, Garand Court, Eden Grove500 m away | 102 m² | 143 m² | +41 m² +40% | 2012 |
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| 2, Camden Park Road950 m away | 165 m² | 205 m² | +40 m² +24% | 2026 |
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| 195, Tufnell Park Road927 m away | 128 m² | 168 m² | +40 m² +31% | 2024 |
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| 20, Buckler Court494 m away | 80 m² | 120 m² | +40 m² +50% | 2020 |
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| 15, Camden Park Road993 m away | 200 m² | 240 m² | +40 m² +20% | 2019 |
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| 32, Dalmeny Road900 m away | 76 m² | 116 m² | +40 m² +53% | 2018 |
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| 113, Vulcan Way881 m away | 61 m² | 100 m² | +39 m² +64% | 2024 |
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| 18, Pedlars Walk531 m away | 102 m² | 141 m² | +39 m² +38% | 2020 |
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| 69c, Freegrove Road118 m away | 57 m² | 96 m² | +39 m² +68% | 2015 |
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| Flat 64, Prichard Court, Georges Road653 m away | 44 m² | 83 m² | +39 m² +89% | 2015 |
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| 19, Bardolph Road430 m away | 178 m² | 217 m² | +39 m² +22% | 2013 |
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| 52, Eburne Road658 m away | 34 m² | 73 m² | +39 m² +115% | 2009 |
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| 28, Warlters Road318 m away | 105 m² | 143 m² | +38 m² +36% | 2026 |
|---|
| 41, Mayton Street650 m away | 122 m² | 160 m² | +38 m² +31% | 2019 |
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| Flat 7, 73a, Drayton Park991 m away | 54 m² | 92 m² | +38 m² +70% | 2019 |
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| Apartment 17, Block A, 36, Hornsey Road621 m away | 62 m² | 100 m² | +38 m² +61% | 2010 |
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| Apartment 12, Block C, 30, Hornsey Road621 m away | 85 m² | 122 m² | +37 m² +44% | 2025 |
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| Apartment 4, Block A, 36, Hornsey Road621 m away | 66 m² | 103 m² | +37 m² +56% | 2025 |
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| Flat 71, Buckler Court, Eden Grove494 m away | 52 m² | 89 m² | +37 m² +71% | 2021 |
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| 32, Tollington Way918 m away | 104 m² | 141 m² | +37 m² +36% | 2020 |
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| 64, Tytherton Road998 m away | 47 m² | 84 m² | +37 m² +79% | 2019 |
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| 31, Mercers Road718 m away | 169 m² | 206 m² | +37 m² +22% | 2015 |
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| 55, Tufnell Park Road723 m away | 124 m² | 160 m² | +36 m² +29% | 2022 |
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| 53, Yerbury Road836 m away | 140 m² | 175 m² | +35 m² +25% | 2026 |
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| 112, Vulcan Way881 m away | 61 m² | 96 m² | +35 m² +57% | 2025 |
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| 10, Travers Road967 m away | 125 m² | 160 m² | +35 m² +28% | 2025 |
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| 48, Windsor Road734 m away | 138 m² | 173 m² | +35 m² +25% | 2023 |
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| 64, Bryantwood Road855 m away | 151 m² | 186 m² | +35 m² +23% | 2022 |
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| 513, Caledonian Road286 m away | 50 m² | 85 m² | +35 m² +70% | 2021 |
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| Flat 2, 148, Tufnell Park Road886 m away | 38 m² | 73 m² | +35 m² +92% | 2021 |
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| 214b, Hornsey Road783 m away | 40 m² | 75 m² | +35 m² +88% | 2017 |
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| 140, Mercers Road807 m away | 60 m² | 95 m² | +35 m² +58% | 2013 |
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| 12, Shelburne Road584 m away | 56 m² | 91 m² | +35 m² +63% | 2011 |
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| Flat 1, Salamander Court, 135, York Way853 m away | 117 m² | 151 m² | +34 m² +29% | 2024 |
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| 347a, Holloway Road343 m away | 115 m² | 149 m² | +34 m² +30% | 2022 |
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| Apartment 7, Block A, 36, Hornsey Road621 m away | 57 m² | 91 m² | +34 m² +60% | 2022 |
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| 26, Tollington Way918 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 40, Tollington Way918 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 42, Tollington Way918 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
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| 25, Sussex Way835 m away | 138 m² | 172 m² | +34 m² +25% | 2021 |
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| 31, Loraine Road461 m away | 49 m² | 83 m² | +34 m² +69% | 2020 |
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| 36, St Georges Avenue702 m away | 170 m² | 204 m² | +34 m² +20% | 2017 |
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| 25, Anson Road914 m away | 56 m² | 90 m² | +34 m² +61% | 2014 |
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| 12e, Hillmarton Road233 m away | 74 m² | 108 m² | +34 m² +46% | 2011 |
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| 148, Widdenham Road250 m away | 73 m² | 106 m² | +33 m² +45% | 2026 |
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| 66, Bride Street981 m away | 101 m² | 134 m² | +33 m² +33% | 2025 |
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| Apartment 20, Block A, 36, Hornsey Road621 m away | 42 m² | 75 m² | +33 m² +79% | 2018 |
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| 60, Brecknock Road815 m away | 49 m² | 82 m² | +33 m² +67% | 2018 |
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| Flat 4, Carpenter House, Brecknock Road Estate901 m away | 96 m² | 129 m² | +33 m² +34% | 2015 |
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| 45, Loraine Road461 m away | 47 m² | 79 m² | +32 m² +68% | 2026 |
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| Apartment 14, Block A, 36, Hornsey Road621 m away | 62 m² | 94 m² | +32 m² +52% | 2026 |
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| Apartment 3, The School House, 69, Tollington Road567 m away | 30 m² | 62 m² | +32 m² +107% | 2024 |
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| 37, Mayton Street650 m away | 124 m² | 156 m² | +32 m² +26% | 2022 |
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| Flat 2, 13, Thane Villas905 m away | 36 m² | 68 m² | +32 m² +89% | 2022 |
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| 99, Corporation Street591 m away | 85 m² | 117 m² | +32 m² +38% | 2021 |
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| 8, Keighley Close89 m away | 76 m² | 108 m² | +32 m² +42% | 2020 |
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| Flat 37, Sherard Court, 3, Manor Gardens781 m away | 86 m² | 118 m² | +32 m² +37% | 2019 |
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| 38, Beversbrook Road848 m away | 196 m² | 228 m² | +32 m² +16% | 2018 |
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| 113, Sussex Way953 m away | 128 m² | 160 m² | +32 m² +25% | 2014 |
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| 41, Windsor Road734 m away | 46 m² | 78 m² | +32 m² +70% | 2012 |
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| 4, Roden Street598 m away | 24 m² | 56 m² | +32 m² +133% | 2010 |
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| 42, Loraine Road461 m away | 98 m² | 129 m² | +31 m² +32% | 2025 |
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| 35, Eburne Road658 m away | 133 m² | 164 m² | +31 m² +23% | 2023 |
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| 41, Roden Street584 m away | 99 m² | 130 m² | +31 m² +31% | 2020 |
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| 66, Mayton Street601 m away | 122 m² | 153 m² | +31 m² +25% | 2019 |
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| 16a, Shelburne Road584 m away | 54 m² | 85 m² | +31 m² +57% | 2016 |
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| 9, Sussex Way835 m away | 48 m² | 79 m² | +31 m² +65% | 2012 |
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| Flat 175, Buckler Court, Eden Grove494 m away | 40 m² | 71 m² | +31 m² +78% | 2009 |
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| 109, Hornsey Road644 m away | 130 m² | 160 m² | +30 m² +23% | 2026 |
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| Apartment 21, 5, Tiltman Place953 m away | 65 m² | 95 m² | +30 m² +46% | 2026 |
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| 82, Westbourne Road823 m away | 74 m² | 104 m² | +30 m² +41% | 2024 |
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| Apartment 32, 7, Tiltman Place955 m away | 68 m² | 98 m² | +30 m² +44% | 2023 |
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| 76, Mayton Street601 m away | 122 m² | 152 m² | +30 m² +25% | 2019 |
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| 53c, Witherington Road956 m away | 49 m² | 79 m² | +30 m² +61% | 2019 |
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| 479, Liverpool Road974 m away | 65 m² | 95 m² | +30 m² +46% | 2019 |
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| 199, Tufnell Park Road927 m away | 63 m² | 93 m² | +30 m² +48% | 2018 |
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| 1, Tabley Road398 m away | 31 m² | 61 m² | +30 m² +97% | 2009 |
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| 130, Widdenham Road250 m away | 73 m² | 102 m² | +29 m² +40% | 2025 |
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| 103, Westbourne Road814 m away | 82 m² | 111 m² | +29 m² +35% | 2025 |
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| 9, Burness Close820 m away | 79 m² | 108 m² | +29 m² +37% | 2025 |
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| 49, Surr Street472 m away | 79 m² | 108 m² | +29 m² +37% | 2024 |
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| 31, Cardozo Road195 m away | 67 m² | 96 m² | +29 m² +43% | 2023 |
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| 47a, Hartham Road390 m away | 66 m² | 95 m² | +29 m² +44% | 2021 |
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| 85, Hornsey Road633 m away | 167 m² | 196 m² | +29 m² +17% | 2020 |
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| Flat 2, Everett House, 94, Hornsey Road694 m away | 51 m² | 80 m² | +29 m² +57% | 2020 |
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| 94, Corporation Street539 m away | 85 m² | 114 m² | +29 m² +34% | 2018 |
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| 127, Hornsey Road668 m away | 130 m² | 159 m² | +29 m² +22% | 2015 |
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| 32, St Georges Avenue702 m away | 186 m² | 215 m² | +29 m² +16% | 2013 |
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| 25, Surr Street528 m away | 78 m² | 106 m² | +28 m² +36% | 2024 |
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| Flat 66, Garand Court, Eden Grove500 m away | 58 m² | 86 m² | +28 m² +48% | 2023 |
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| 31, Alexander Road970 m away | 152 m² | 180 m² | +28 m² +18% | 2023 |
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| Flat 123, The Beaux Arts Building, 10 - 18, Manor Gardens791 m away | 33 m² | 61 m² | +28 m² +85% | 2022 |
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| 33, Tavistock Terrace910 m away | 111 m² | 139 m² | +28 m² +25% | 2022 |
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| 3, Beaumont Mews846 m away | 104 m² | 132 m² | +28 m² +27% | 2021 |
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| 13, Gatcombe Road875 m away | 179 m² | 207 m² | +28 m² +16% | 2021 |
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| 20, Tytherton Road963 m away | 132 m² | 159 m² | +27 m² +20% | 2026 |
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| Flat 3, 18, Brecknock Road815 m away | 30 m² | 57 m² | +27 m² +90% | 2025 |
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| Flat 39, 3, Queensland Road764 m away | 47 m² | 74 m² | +27 m² +57% | 2023 |
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| Flat 8, Citadel Court, 1 - 9, Ronalds Road931 m away | 41 m² | 68 m² | +27 m² +66% | 2023 |
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| 87, Surr Street435 m away | 77 m² | 104 m² | +27 m² +35% | 2019 |
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| Flat 28, Soldene Court, Georges Road649 m away | 47 m² | 74 m² | +27 m² +57% | 2015 |
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| 43, Mayton Street650 m away | 117 m² | 144 m² | +27 m² +23% | 2011 |
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| Flat 8, Ivinghoe House, Dalmeny Avenue541 m away | 94 m² | 120 m² | +26 m² +28% | 2024 |
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| 5, Alexander Road970 m away | 116 m² | 142 m² | +26 m² +22% | 2024 |
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| 22, Yerbury Road879 m away | 143 m² | 169 m² | +26 m² +18% | 2023 |
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| 29, Archibald Road800 m away | 70 m² | 96 m² | +26 m² +37% | 2022 |
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| 24, Tollington Way918 m away | 96 m² | 122 m² | +26 m² +27% | 2022 |
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| Flat 133, Buckler Court, Eden Grove494 m away | 76 m² | 102 m² | +26 m² +34% | 2020 |
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| Flat 55, Buckler Court, Eden Grove494 m away | 46 m² | 72 m² | +26 m² +57% | 2020 |
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| 26, Mayton Street711 m away | 125 m² | 151 m² | +26 m² +21% | 2020 |
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| 30a, Dalmeny Road862 m away | 33 m² | 59 m² | +26 m² +79% | 2020 |
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| 55, Yerbury Road836 m away | 152 m² | 178 m² | +26 m² +17% | 2019 |
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| 560, Caledonian Road219 m away | 45 m² | 71 m² | +26 m² +58% | 2012 |
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| Flat 94, 7, Queensland Road864 m away | 45 m² | 70 m² | +25 m² +56% | 2024 |
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| Flat 1, 18, Brecknock Road815 m away | 29 m² | 54 m² | +25 m² +86% | 2021 |
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| 85a, Seven Sisters Road770 m away | 52 m² | 77 m² | +25 m² +48% | 2017 |
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| 1, Hertslet Road537 m away | 28 m² | 53 m² | +25 m² +89% | 2015 |
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| 20, Crossley Street930 m away | 41 m² | 66 m² | +25 m² +61% | 2009 |
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| Apartment 3, Block A, 36, Hornsey Road621 m away | 66 m² | 91 m² | +25 m² +38% | 2008 |
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| 41b, Berriman Road938 m away | 31 m² | 55 m² | +24 m² +77% | 2025 |
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| Flat 9, Owen House, Brecknock Road Estate963 m away | 49 m² | 73 m² | +24 m² +49% | 2023 |
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| Flat 17, 71h, Drayton Park989 m away | 90 m² | 114 m² | +24 m² +27% | 2023 |
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| Flat 55, Hollins House, Tufnell Park Road513 m away | 73 m² | 97 m² | +24 m² +33% | 2022 |
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| 18, Hercules Street628 m away | 109 m² | 133 m² | +24 m² +22% | 2022 |
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| 17, Empire Square717 m away | 65 m² | 89 m² | +24 m² +37% | 2022 |
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| 282, Camden Road906 m away | 90 m² | 114 m² | +24 m² +27% | 2022 |
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| 8a, Yerbury Road773 m away | 66 m² | 90 m² | +24 m² +36% | 2020 |
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| 39, Axminster Road899 m away | 60 m² | 84 m² | +24 m² +40% | 2020 |
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| 83, Axminster Road910 m away | 128 m² | 152 m² | +24 m² +19% | 2019 |
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| Flat 1, 111, Torriano Avenue951 m away | 89 m² | 113 m² | +24 m² +27% | 2018 |
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| Flat 3, 260, Holloway Road459 m away | 46 m² | 70 m² | +24 m² +52% | 2016 |
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| Flat 3, 141 - 143, York Way853 m away | 50 m² | 74 m² | +24 m² +48% | 2015 |
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| 412, Liverpool Road801 m away | 61 m² | 85 m² | +24 m² +39% | 2014 |
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| Flat 1, 53, Hilldrop Road664 m away | 49 m² | 73 m² | +24 m² +49% | 2012 |
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| 7, Freeman Court, 22, Tollington Way880 m away | 97 m² | 121 m² | +24 m² +25% | 2010 |
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