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 N5 1UT
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 |
|---|---|---|---|---|
| 17, Compton Avenue827 m away | 142 m² | 347 m² | +205 m² +144% | 2025 |
| 17, Canonbury Park North788 m away | 103 m² | 249 m² | +146 m² +142% | 2025 |
| 8, Canonbury Park South896 m away | 114 m² | 255 m² | +141 m² +124% | 2024 |
| 13, Alwyne Place957 m away | 194 m² | 314 m² | +120 m² +62% | 2018 |
| 32, Canonbury Park North826 m away | 91 m² | 206 m² | +115 m² +126% | 2024 |
| 1, Willow Bridge Road938 m away | 238 m² | 349 m² | +111 m² +47% | 2025 |
| 2, Baalbec Road272 m away | 96 m² | 205 m² | +109 m² +114% | 2023 |
| 39, Northolme Road840 m away | 121 m² | 229 m² | +108 m² +89% | 2026 |
| 19, Conewood Street714 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.
| 96 m² |
| 190 m² |
| +94 m² +98% |
| 2013 |
| 35, Canonbury Park North801 m away | 175 m² | 262 m² | +87 m² +50% | 2026 |
|---|
| Apartment 15, Block A, 36, Hornsey Road603 m away | 69 m² | 156 m² | +87 m² +126% | 2019 |
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| 13, Roseleigh Avenue318 m away | 157 m² | 241 m² | +84 m² +54% | 2025 |
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| Apartment 12, Block A, 36, Hornsey Road603 m away | 71 m² | 154 m² | +83 m² +117% | 2019 |
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| Flat 7, York House, 14, Highbury Crescent351 m away | 84 m² | 166 m² | +82 m² +98% | 2025 |
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| 12, Framfield Road126 m away | 57 m² | 138 m² | +81 m² +142% | 2019 |
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| Apartment 8, Block A, 36, Hornsey Road603 m away | 69 m² | 150 m² | +81 m² +117% | 2019 |
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| Top Floor Flat, 129, Grosvenor Avenue636 m away | 53 m² | 132 m² | +79 m² +149% | 2025 |
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| 2, Nash Terrace519 m away | 221 m² | 297 m² | +76 m² +34% | 2011 |
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| 3, Sotheby Road805 m away | 181 m² | 253 m² | +72 m² +40% | 2021 |
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| 8, Grange Grove743 m away | 160 m² | 230 m² | +70 m² +44% | 2017 |
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| 92, Aberdeen Park642 m away | 94 m² | 164 m² | +70 m² +74% | 2015 |
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| 39, Elfort Road592 m away | 105 m² | 172 m² | +67 m² +64% | 2024 |
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| 26, Kelvin Road514 m away | 156 m² | 221 m² | +65 m² +42% | 2026 |
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| 32, Petherton Road890 m away | 46 m² | 111 m² | +65 m² +141% | 2022 |
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| 344, Liverpool Road642 m away | 260 m² | 324 m² | +64 m² +25% | 2023 |
|---|
| 6a, Grange Grove743 m away | 92 m² | 156 m² | +64 m² +70% | 2015 |
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| 136, Highbury Hill555 m away | 167 m² | 231 m² | +64 m² +38% | 2014 |
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| 8, Furlong Road553 m away | 151 m² | 212 m² | +61 m² +40% | 2025 |
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| 73, Sotheby Road879 m away | 185 m² | 246 m² | +61 m² +33% | 2013 |
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| Apartment 1, Block A, 36, Hornsey Road603 m away | 92 m² | 150 m² | +58 m² +63% | 2019 |
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| 57, Hamilton Park West288 m away | 106 m² | 163 m² | +57 m² +54% | 2022 |
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| 3, Grange Grove743 m away | 138 m² | 195 m² | +57 m² +41% | 2021 |
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| 20, Paradise Passage644 m away | 193 m² | 250 m² | +57 m² +30% | 2019 |
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| 87b, Petherton Road880 m away | 100 m² | 156 m² | +56 m² +56% | 2025 |
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| 120, Plimsoll Road847 m away | 98 m² | 154 m² | +56 m² +57% | 2023 |
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| 12, Compton Terrace806 m away | 54 m² | 110 m² | +56 m² +104% | 2019 |
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| 68, Whistler Street122 m away | 55 m² | 111 m² | +56 m² +102% | 2017 |
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| 17, Baalbec Road272 m away | 202 m² | 257 m² | +55 m² +27% | 2020 |
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| Flat 1, Gore House, Drummond Way986 m away | 40 m² | 95 m² | +55 m² +138% | 2020 |
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| 32, Islington Park Street963 m away | 130 m² | 185 m² | +55 m² +42% | 2019 |
|---|
| 53, Drayton Park271 m away | 47 m² | 102 m² | +55 m² +117% | 2015 |
|---|
| 7, Balfour Road681 m away | 149 m² | 203 m² | +54 m² +36% | 2025 |
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| Flat 41, Carronade Court, Eden Grove898 m away | 45 m² | 98 m² | +53 m² +118% | 2023 |
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| 2, Arvon Road193 m away | 110 m² | 163 m² | +53 m² +48% | 2019 |
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| 137, Plimsoll Road847 m away | 99 m² | 151 m² | +52 m² +53% | 2025 |
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| Flat 7, 45, Petherton Road836 m away | 35 m² | 87 m² | +52 m² +149% | 2017 |
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| 11, Ardilaun Road690 m away | 176 m² | 228 m² | +52 m² +30% | 2015 |
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| Flat 5, Wilmington House, Highbury Crescent279 m away | 40 m² | 92 m² | +52 m² +130% | 2011 |
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| Flat 3, 6, Spencer Place991 m away | 75 m² | 126 m² | +51 m² +68% | 2012 |
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| 8, Gillespie Road965 m away | 140 m² | 190 m² | +50 m² +36% | 2025 |
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| Flat C, 38, Aberdeen Road709 m away | 58 m² | 107 m² | +49 m² +84% | 2025 |
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| Flat 47, Twyford House, Elwood Street858 m away | 65 m² | 114 m² | +49 m² +75% | 2025 |
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| 28, Canonbury Park North826 m away | 40 m² | 89 m² | +49 m² +123% | 2023 |
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| 1, Loraine Cottages866 m away | 59 m² | 108 m² | +49 m² +83% | 2023 |
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| 103a, St Pauls Road617 m away | 57 m² | 105 m² | +48 m² +84% | 2021 |
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| 79, Balfour Road767 m away | 163 m² | 210 m² | +47 m² +29% | 2026 |
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| 4, Avenell Road918 m away | 93 m² | 140 m² | +47 m² +51% | 2025 |
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| 67, Canning Road987 m away | 70 m² | 117 m² | +47 m² +67% | 2024 |
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| 56, Ronalds Road264 m away | 59 m² | 106 m² | +47 m² +80% | 2015 |
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| 3, Elfort Road592 m away | 96 m² | 142 m² | +46 m² +48% | 2024 |
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| 26, Gillespie Road965 m away | 94 m² | 140 m² | +46 m² +49% | 2022 |
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| 40, Battledean Road27 m away | 128 m² | 174 m² | +46 m² +36% | 2021 |
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| 97, Plimsoll Road979 m away | 56 m² | 102 m² | +46 m² +82% | 2021 |
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| 53, Highbury Hill219 m away | 304 m² | 350 m² | +46 m² +15% | 2018 |
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| Apartment 11, Block A, 36, Hornsey Road603 m away | 62 m² | 107 m² | +45 m² +73% | 2026 |
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| Flat 50, 100, Drayton Park454 m away | 78 m² | 123 m² | +45 m² +58% | 2023 |
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| 55, Elfort Road592 m away | 114 m² | 159 m² | +45 m² +39% | 2022 |
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| 27, Poets Road954 m away | 166 m² | 211 m² | +45 m² +27% | 2017 |
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| Flat 5, 60 - 62, Holloway Road427 m away | 40 m² | 85 m² | +45 m² +113% | 2016 |
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| Apartment 18, Block D, 32, Hornsey Road603 m away | 39 m² | 84 m² | +45 m² +115% | 2013 |
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| 26a, Harecourt Road694 m away | 60 m² | 104 m² | +44 m² +73% | 2016 |
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| Flat D, 33, Highbury Park490 m away | 33 m² | 77 m² | +44 m² +133% | 2015 |
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| 8, Alwyne Villas989 m away | 155 m² | 199 m² | +44 m² +28% | 2009 |
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| 169, Northstand Apartments, Highbury Stadium Square768 m away | 44 m² | 88 m² | +44 m² +100% | 2008 |
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| 20, Highbury Grange636 m away | 49 m² | 92 m² | +43 m² +88% | 2026 |
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| 23, Jackson Road793 m away | 143 m² | 186 m² | +43 m² +30% | 2026 |
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| 158, Southstand Apartments, Highbury Stadium Square582 m away | 80 m² | 123 m² | +43 m² +54% | 2022 |
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| 74, Aberdeen Road749 m away | 261 m² | 304 m² | +43 m² +16% | 2022 |
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| 32, Sheringham Road831 m away | 66 m² | 109 m² | +43 m² +65% | 2022 |
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| 3c, Petherton Road836 m away | 101 m² | 144 m² | +43 m² +43% | 2022 |
|---|
| Apartment 16, Block A, 36, Hornsey Road603 m away | 62 m² | 105 m² | +43 m² +69% | 2021 |
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| 64, Northstand Apartments, Highbury Stadium Square768 m away | 100 m² | 143 m² | +43 m² +43% | 2020 |
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| 103c, Petherton Road880 m away | 39 m² | 82 m² | +43 m² +110% | 2019 |
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| 6, Kelross Road798 m away | 163 m² | 206 m² | +43 m² +26% | 2014 |
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| 162c, St Pauls Road616 m away | 30 m² | 73 m² | +43 m² +143% | 2013 |
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| 68, Grosvenor Avenue960 m away | 35 m² | 78 m² | +43 m² +123% | 2012 |
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| 7, Framfield Road126 m away | 143 m² | 185 m² | +42 m² +29% | 2025 |
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| 37, Bryantwood Road320 m away | 138 m² | 180 m² | +42 m² +30% | 2024 |
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| 7, Hopping Lane729 m away | 87 m² | 129 m² | +42 m² +48% | 2022 |
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| 31, Melgund Road280 m away | 139 m² | 181 m² | +42 m² +30% | 2021 |
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| 5, Conewood Street763 m away | 113 m² | 155 m² | +42 m² +37% | 2021 |
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| 107, Balfour Road767 m away | 152 m² | 194 m² | +42 m² +28% | 2021 |
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| 29, Aberdeen Road594 m away | 45 m² | 87 m² | +42 m² +93% | 2016 |
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| 102, Bride Street980 m away | 110 m² | 152 m² | +42 m² +38% | 2014 |
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| Flat 12, Radford House, Georges Road619 m away | 46 m² | 88 m² | +42 m² +91% | 2013 |
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| 122, Calabria Road361 m away | 60 m² | 101 m² | +41 m² +68% | 2022 |
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| 24, Northstand Apartments, Highbury Stadium Square768 m away | 55 m² | 96 m² | +41 m² +75% | 2022 |
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| Flat 19, Garand Court, Eden Grove756 m away | 102 m² | 143 m² | +41 m² +40% | 2012 |
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| 73, Calabria Road418 m away | 148 m² | 188 m² | +40 m² +27% | 2024 |
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| 51, Aberdeen Park552 m away | 174 m² | 214 m² | +40 m² +23% | 2023 |
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| 95, Sotheby Road879 m away | 69 m² | 109 m² | +40 m² +58% | 2023 |
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| 20, Buckler Court781 m away | 80 m² | 120 m² | +40 m² +50% | 2020 |
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| 212, Northstand Apartments, Highbury Stadium Square768 m away | 83 m² | 123 m² | +40 m² +48% | 2019 |
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| 257, Southstand Apartments, Highbury Stadium Square582 m away | 83 m² | 123 m² | +40 m² +48% | 2009 |
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| 35, Kelvin Road541 m away | 171 m² | 210 m² | +39 m² +23% | 2025 |
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| 113, Vulcan Way958 m away | 61 m² | 100 m² | +39 m² +64% | 2024 |
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| 253, Southstand Apartments, Highbury Stadium Square582 m away | 72 m² | 111 m² | +39 m² +54% | 2019 |
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| 2, Aubert Park532 m away | 164 m² | 203 m² | +39 m² +24% | 2015 |
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| Flat 64, Prichard Court, Georges Road899 m away | 44 m² | 83 m² | +39 m² +89% | 2015 |
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| 87, Sotheby Road879 m away | 176 m² | 215 m² | +39 m² +22% | 2013 |
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| 7, Ardilaun Road690 m away | 173 m² | 211 m² | +38 m² +22% | 2025 |
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| Flat 3, 2, Martineau Road237 m away | 48 m² | 86 m² | +38 m² +79% | 2024 |
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| 51, Elfort Road592 m away | 136 m² | 174 m² | +38 m² +28% | 2024 |
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| Flat 7, 73a, Drayton Park517 m away | 54 m² | 92 m² | +38 m² +70% | 2019 |
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| 56, Drayton Park308 m away | 41 m² | 79 m² | +38 m² +93% | 2012 |
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| Apartment 17, Block A, 36, Hornsey Road603 m away | 62 m² | 100 m² | +38 m² +61% | 2010 |
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| 31, Islington Park Street941 m away | 42 m² | 80 m² | +38 m² +90% | 2010 |
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| Apartment 12, Block C, 30, Hornsey Road603 m away | 85 m² | 122 m² | +37 m² +44% | 2025 |
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| Apartment 4, Block A, 36, Hornsey Road603 m away | 66 m² | 103 m² | +37 m² +56% | 2025 |
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| 72, Sotheby Road879 m away | 204 m² | 241 m² | +37 m² +18% | 2022 |
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| Flat 71, Buckler Court, Eden Grove781 m away | 52 m² | 89 m² | +37 m² +71% | 2021 |
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| 8a, Wallace Road802 m away | 48 m² | 85 m² | +37 m² +77% | 2011 |
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| 9, Eaststand Apartments, Highbury Stadium Square702 m away | 87 m² | 124 m² | +37 m² +43% | 2009 |
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| 7, Highbury Terrace Mews0 m away | 92 m² | 128 m² | +36 m² +39% | 2023 |
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| 139a, Petherton Road930 m away | 106 m² | 142 m² | +36 m² +34% | 2023 |
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| 25, Peckett Square519 m away | 54 m² | 90 m² | +36 m² +67% | 2019 |
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| 86, Gillespie Road965 m away | 57 m² | 93 m² | +36 m² +63% | 2015 |
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| 54, Holloway Road427 m away | 66 m² | 102 m² | +36 m² +55% | 2013 |
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| 74, Highbury Hill350 m away | 73 m² | 109 m² | +36 m² +49% | 2008 |
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| Flat 18, Lewis House, 85, Canonbury Road782 m away | 66 m² | 101 m² | +35 m² +53% | 2025 |
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| 112, Vulcan Way958 m away | 61 m² | 96 m² | +35 m² +57% | 2025 |
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| Flat 4, 48, Highbury Hill350 m away | 79 m² | 114 m² | +35 m² +44% | 2022 |
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| 116, Calabria Road361 m away | 165 m² | 200 m² | +35 m² +21% | 2022 |
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| 64, Bryantwood Road366 m away | 151 m² | 186 m² | +35 m² +23% | 2022 |
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| 147, Northstand Apartments, Highbury Stadium Square768 m away | 87 m² | 122 m² | +35 m² +40% | 2022 |
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| 21, Battledean Road55 m away | 155 m² | 190 m² | +35 m² +23% | 2021 |
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| 12, Shelburne Road902 m away | 56 m² | 91 m² | +35 m² +63% | 2011 |
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| 200, Blackstock Road892 m away | 27 m² | 62 m² | +35 m² +130% | 2009 |
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| Apartment 7, Block A, 36, Hornsey Road603 m away | 57 m² | 91 m² | +34 m² +60% | 2022 |
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| 36, Leconfield Road941 m away | 154 m² | 188 m² | +34 m² +22% | 2022 |
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| 31, Loraine Road924 m away | 49 m² | 83 m² | +34 m² +69% | 2020 |
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| 14a, Willow Bridge Road930 m away | 78 m² | 112 m² | +34 m² +44% | 2020 |
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| 371, Liverpool Road898 m away | 33 m² | 67 m² | +34 m² +103% | 2017 |
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| 11, Northolme Road745 m away | 59 m² | 93 m² | +34 m² +58% | 2015 |
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| 71, Kelross Road634 m away | 98 m² | 132 m² | +34 m² +35% | 2013 |
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| Flat 3, 393, Liverpool Road813 m away | 47 m² | 81 m² | +34 m² +72% | 2011 |
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| 235, Blackstock Road943 m away | 36 m² | 70 m² | +34 m² +94% | 2011 |
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| 148, Widdenham Road961 m away | 73 m² | 106 m² | +33 m² +45% | 2026 |
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| 66, Bride Street980 m away | 101 m² | 134 m² | +33 m² +33% | 2025 |
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| 24, Abbotts Close963 m away | 57 m² | 90 m² | +33 m² +58% | 2023 |
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| Flat K, Mulberry Court, 2, Highbury Hill268 m away | 74 m² | 107 m² | +33 m² +45% | 2022 |
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| 64, Elwood Street796 m away | 101 m² | 134 m² | +33 m² +33% | 2021 |
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| 38, Liberia Road401 m away | 124 m² | 157 m² | +33 m² +27% | 2020 |
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| 133, Green Lanes990 m away | 55 m² | 88 m² | +33 m² +60% | 2020 |
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| Apartment 20, Block A, 36, Hornsey Road603 m away | 42 m² | 75 m² | +33 m² +79% | 2018 |
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| 113a, Green Lanes990 m away | 96 m² | 129 m² | +33 m² +34% | 2018 |
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| 59, Kelvin Road541 m away | 181 m² | 214 m² | +33 m² +18% | 2017 |
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| Apartment 14, Block A, 36, Hornsey Road603 m away | 62 m² | 94 m² | +32 m² +52% | 2026 |
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| 45, Loraine Road924 m away | 47 m² | 79 m² | +32 m² +68% | 2026 |
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| Apartment 3, The School House, 69, Tollington Road976 m away | 30 m² | 62 m² | +32 m² +107% | 2024 |
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| 17, Legard Road717 m away | 107 m² | 139 m² | +32 m² +30% | 2023 |
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| 15, Legard Road717 m away | 99 m² | 131 m² | +32 m² +32% | 2023 |
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| 33, Battledean Road55 m away | 111 m² | 143 m² | +32 m² +29% | 2020 |
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| 192, Drayton Park735 m away | 140 m² | 172 m² | +32 m² +23% | 2020 |
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| 16a, Poets Road954 m away | 51 m² | 83 m² | +32 m² +63% | 2019 |
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| 28, Legard Road717 m away | 98 m² | 130 m² | +32 m² +33% | 2011 |
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| 16, Melody Lane404 m away | 181 m² | 212 m² | +31 m² +17% | 2026 |
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| 42, Loraine Road924 m away | 98 m² | 129 m² | +31 m² +32% | 2025 |
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| Flat 13, Bayes House, Augustas Lane989 m away | 78 m² | 109 m² | +31 m² +40% | 2023 |
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| Flat 7, Park House, 55, Highbury Park524 m away | 61 m² | 92 m² | +31 m² +51% | 2019 |
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| 9, Aubert Road540 m away | 185 m² | 216 m² | +31 m² +17% | 2016 |
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| 16a, Shelburne Road902 m away | 54 m² | 85 m² | +31 m² +57% | 2016 |
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| 11, Liberia Road382 m away | 113 m² | 144 m² | +31 m² +27% | 2014 |
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| Flat 5, 100, Drayton Park454 m away | 56 m² | 87 m² | +31 m² +55% | 2014 |
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| Flat 175, Buckler Court, Eden Grove781 m away | 40 m² | 71 m² | +31 m² +78% | 2009 |
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| Flat E, 8, Compton Road732 m away | 48 m² | 78 m² | +30 m² +63% | 2026 |
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| 109, Hornsey Road931 m away | 130 m² | 160 m² | +30 m² +23% | 2026 |
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| 145a, Grosvenor Avenue636 m away | 43 m² | 73 m² | +30 m² +70% | 2024 |
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| 82, Westbourne Road867 m away | 74 m² | 104 m² | +30 m² +41% | 2024 |
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| 21, Canning Road987 m away | 100 m² | 130 m² | +30 m² +30% | 2023 |
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| 7a, Highbury Crescent480 m away | 100 m² | 130 m² | +30 m² +30% | 2022 |
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| 53c, Witherington Road278 m away | 49 m² | 79 m² | +30 m² +61% | 2019 |
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| 479, Liverpool Road644 m away | 65 m² | 95 m² | +30 m² +46% | 2019 |
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| 60, Elwood Street796 m away | 103 m² | 133 m² | +30 m² +29% | 2019 |
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| 183, Offord Road890 m away | 86 m² | 116 m² | +30 m² +35% | 2014 |
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| 30, Melgund Road280 m away | 110 m² | 140 m² | +30 m² +27% | 2013 |
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| 73b, Kelvin Road478 m away | 106 m² | 135 m² | +29 m² +27% | 2025 |
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| 103, Westbourne Road905 m away | 82 m² | 111 m² | +29 m² +35% | 2025 |
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| 130, Widdenham Road961 m away | 73 m² | 102 m² | +29 m² +40% | 2025 |
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| Flat B, 10, Highbury Crescent480 m away | 94 m² | 123 m² | +29 m² +31% | 2022 |
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| 65, Leconfield Road979 m away | 175 m² | 204 m² | +29 m² +17% | 2021 |
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| 109, Eaststand Apartments, Highbury Stadium Square702 m away | 120 m² | 149 m² | +29 m² +24% | 2020 |
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| Flat 2, Everett House, 94, Hornsey Road832 m away | 51 m² | 80 m² | +29 m² +57% | 2020 |
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| 85, Hornsey Road856 m away | 167 m² | 196 m² | +29 m² +17% | 2020 |
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| 58, Elfort Road605 m away | 76 m² | 105 m² | +29 m² +38% | 2018 |
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| 1, Elphinstone Street679 m away | 140 m² | 169 m² | +29 m² +21% | 2017 |
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| 59, Ellington Street839 m away | 100 m² | 129 m² | +29 m² +29% | 2017 |
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| Flat B, 26, Grosvenor Avenue960 m away | 96 m² | 125 m² | +29 m² +30% | 2017 |
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| 53, Pyrland Road947 m away | 67 m² | 96 m² | +29 m² +43% | 2012 |
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| 127, Green Lanes990 m away | 36 m² | 64 m² | +28 m² +78% | 2024 |
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