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 N4 2LN
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 |
|---|---|---|---|---|
| 33, St Andrew'S Grove870 m away | 160 m² | 278 m² | +118 m² +74% | 2022 |
| 13, Queen Elizabeths Walk597 m away | 127 m² | 225 m² | +98 m² +77% | 2025 |
| 19, Conewood Street973 m away | 96 m² | 190 m² | +94 m² +98% | 2013 |
| 24, Adolphus Road142 m away | 71 m² | 155 m² | +84 m² +118% | 2017 |
| 29, Ambler Road584 m away | 81 m² | 163 m² | +82 m² +101% | 2022 |
| 27, Allerton Road476 m away | 153 m² | 234 m² | +81 m² +53% | 2023 |
| 40, Gloucester Drive0 m away | 250 m² | 330 m² | +80 m² +32% | 2021 |
| 61, Romilly Road642 m away | 97 m² | 172 m² | +75 m² +77% | 2024 |
| 7, Princess Crescent160 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.
| 270 m² |
| 343 m² |
| +73 m² +27% |
| 2025 |
| 27, St Thomas'S Road705 m away | 53 m² | 126 m² | +73 m² +138% | 2023 |
|---|
| 3, Sotheby Road968 m away | 181 m² | 253 m² | +72 m² +40% | 2021 |
|---|
| 101, Blackstock Road491 m away | 130 m² | 198 m² | +68 m² +52% | 2020 |
|---|
| 49, Plimsoll Road668 m away | 95 m² | 162 m² | +67 m² +71% | 2009 |
|---|
| 75, Wilberforce Road371 m away | 177 m² | 243 m² | +66 m² +37% | 2024 |
|---|
| Flat 1, 22, Gloucester Drive0 m away | 84 m² | 149 m² | +65 m² +77% | 2026 |
|---|
| 72, Allerton Road464 m away | 147 m² | 212 m² | +65 m² +44% | 2016 |
|---|
| 25, Upper Tollington Park963 m away | 125 m² | 189 m² | +64 m² +51% | 2020 |
|---|
| 51, Digby Crescent313 m away | 177 m² | 239 m² | +62 m² +35% | 2024 |
|---|
| 24, Eade Road871 m away | 120 m² | 182 m² | +62 m² +52% | 2011 |
|---|
| 25, Queen Elizabeths Walk597 m away | 187 m² | 246 m² | +59 m² +32% | 2025 |
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| 120, Plimsoll Road847 m away | 98 m² | 154 m² | +56 m² +57% | 2023 |
|---|
| 45, Allerton Road464 m away | 155 m² | 211 m² | +56 m² +36% | 2015 |
|---|
| 47, Monsell Road663 m away | 52 m² | 107 m² | +55 m² +106% | 2018 |
|---|
| 31, Chatterton Road653 m away | 102 m² | 155 m² | +53 m² +52% | 2023 |
|---|
| 137, Plimsoll Road847 m away | 99 m² | 151 m² | +52 m² +53% | 2025 |
|---|
| 72, Riversdale Road668 m away | 148 m² | 200 m² | +52 m² +35% | 2020 |
|---|
| 68, Riversdale Road668 m away | 146 m² | 198 m² | +52 m² +36% | 2013 |
|---|
| 8, Gillespie Road731 m away | 140 m² | 190 m² | +50 m² +36% | 2025 |
|---|
| Flat 47, Twyford House, Elwood Street828 m away | 65 m² | 114 m² | +49 m² +75% | 2025 |
|---|
| 111, Finsbury Park Road522 m away | 73 m² | 122 m² | +49 m² +67% | 2023 |
|---|
| 15, Hermitage Road982 m away | 54 m² | 103 m² | +49 m² +91% | 2019 |
|---|
| 129, Riversdale Road700 m away | 58 m² | 107 m² | +49 m² +84% | 2014 |
|---|
| 13, Digby Crescent313 m away | 208 m² | 256 m² | +48 m² +23% | 2025 |
|---|
| 8, Florence Road857 m away | 168 m² | 216 m² | +48 m² +29% | 2024 |
|---|
| 18, Allerton Road476 m away | 158 m² | 206 m² | +48 m² +30% | 2023 |
|---|
| 98, Queen'S Drive305 m away | 73 m² | 120 m² | +47 m² +64% | 2026 |
|---|
| 4, Avenell Road841 m away | 93 m² | 140 m² | +47 m² +51% | 2025 |
|---|
| 2, Paget Road999 m away | 161 m² | 208 m² | +47 m² +29% | 2025 |
|---|
| 67, Canning Road713 m away | 70 m² | 117 m² | +47 m² +67% | 2024 |
|---|
| 74, Riversdale Road668 m away | 110 m² | 157 m² | +47 m² +43% | 2012 |
|---|
| 204a, Green Lanes372 m away | 84 m² | 130 m² | +46 m² +55% | 2026 |
|---|
| 15, Prah Road664 m away | 136 m² | 182 m² | +46 m² +34% | 2022 |
|---|
| 26, Gillespie Road731 m away | 94 m² | 140 m² | +46 m² +49% | 2022 |
|---|
| 97, Plimsoll Road740 m away | 56 m² | 102 m² | +46 m² +82% | 2021 |
|---|
| 3, Perth Road843 m away | 45 m² | 91 m² | +46 m² +102% | 2021 |
|---|
| 125, St Thomas'S Road798 m away | 33 m² | 79 m² | +46 m² +139% | 2011 |
|---|
| 43, Queen Elizabeths Walk627 m away | 231 m² | 276 m² | +45 m² +19% | 2026 |
|---|
| 103, St Thomas'S Road798 m away | 124 m² | 169 m² | +45 m² +36% | 2024 |
|---|
| 18, Clifton Terrace790 m away | 46 m² | 91 m² | +45 m² +98% | 2021 |
|---|
| 3, Coleridge Road954 m away | 270 m² | 314 m² | +44 m² +16% | 2025 |
|---|
| 9, Monsell Court, 33 - 41, Monsell Road648 m away | 86 m² | 130 m² | +44 m² +51% | 2019 |
|---|
| 11, Alexandra Grove122 m away | 46 m² | 90 m² | +44 m² +96% | 2017 |
|---|
| 33, Ambler Road584 m away | 40 m² | 84 m² | +44 m² +110% | 2013 |
|---|
| 169, Northstand Apartments, Highbury Stadium Square978 m away | 44 m² | 88 m² | +44 m² +100% | 2008 |
|---|
| 42, Riversdale Road712 m away | 158 m² | 201 m² | +43 m² +27% | 2024 |
|---|
| Flat 2, 109, Queen'S Drive345 m away | 77 m² | 120 m² | +43 m² +56% | 2020 |
|---|
| 52, Romilly Road608 m away | 44 m² | 87 m² | +43 m² +98% | 2020 |
|---|
| 64, Northstand Apartments, Highbury Stadium Square978 m away | 100 m² | 143 m² | +43 m² +43% | 2020 |
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| 22, Plimsoll Road708 m away | 115 m² | 158 m² | +43 m² +37% | 2014 |
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| 5, Conewood Street930 m away | 113 m² | 155 m² | +42 m² +37% | 2021 |
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| 36, Somerfield Road305 m away | 32 m² | 74 m² | +42 m² +131% | 2016 |
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| 24, Northstand Apartments, Highbury Stadium Square978 m away | 55 m² | 96 m² | +41 m² +75% | 2022 |
|---|
| 17, Wilberforce Road348 m away | 58 m² | 99 m² | +41 m² +71% | 2016 |
|---|
| 44, Riversdale Road712 m away | 170 m² | 211 m² | +41 m² +24% | 2014 |
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| 212, Northstand Apartments, Highbury Stadium Square978 m away | 83 m² | 123 m² | +40 m² +48% | 2019 |
|---|
| 88, St Thomas'S Road772 m away | 61 m² | 100 m² | +39 m² +64% | 2019 |
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| 23, Gloucester Drive95 m away | 29 m² | 67 m² | +38 m² +131% | 2016 |
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| 7, Wyatt Road641 m away | 101 m² | 138 m² | +37 m² +37% | 2025 |
|---|
| 28a, Portland Rise195 m away | 69 m² | 106 m² | +37 m² +54% | 2024 |
|---|
| 40, Plimsoll Road708 m away | 181 m² | 217 m² | +36 m² +20% | 2026 |
|---|
| 16, Chatterton Road686 m away | 101 m² | 137 m² | +36 m² +36% | 2018 |
|---|
| 86, Gillespie Road731 m away | 57 m² | 93 m² | +36 m² +63% | 2015 |
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| 12, Perth Road843 m away | 125 m² | 161 m² | +36 m² +29% | 2014 |
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| 15, Chatterton Road653 m away | 38 m² | 74 m² | +36 m² +95% | 2012 |
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| 92a, Fonthill Road886 m away | 35 m² | 71 m² | +36 m² +103% | 2010 |
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| Flat 87, City View Apartments, Devan Grove822 m away | 50 m² | 85 m² | +35 m² +70% | 2025 |
|---|
| 107b, Moray Road961 m away | 82 m² | 117 m² | +35 m² +43% | 2025 |
|---|
| 47a, Fonthill Road935 m away | 82 m² | 117 m² | +35 m² +43% | 2024 |
|---|
| 147, Northstand Apartments, Highbury Stadium Square978 m away | 87 m² | 122 m² | +35 m² +40% | 2022 |
|---|
| 43, Woodstock Road683 m away | 49 m² | 84 m² | +35 m² +71% | 2021 |
|---|
| 337, Seven Sisters Road892 m away | 50 m² | 85 m² | +35 m² +70% | 2014 |
|---|
| 200, Blackstock Road799 m away | 27 m² | 62 m² | +35 m² +130% | 2009 |
|---|
| 74, Queen Elizabeths Walk658 m away | 46 m² | 81 m² | +35 m² +76% | 2008 |
|---|
| Flat 132, Skyline Apartments, Devan Grove797 m away | 115 m² | 149 m² | +34 m² +30% | 2026 |
|---|
| Flat 8, 212, Green Lanes372 m away | 28 m² | 62 m² | +34 m² +121% | 2025 |
|---|
| 48, Gloucester Drive0 m away | 79 m² | 113 m² | +34 m² +43% | 2024 |
|---|
| 35, Chatterton Road653 m away | 111 m² | 145 m² | +34 m² +31% | 2024 |
|---|
| 69, Upper Tollington Park934 m away | 46 m² | 80 m² | +34 m² +74% | 2023 |
|---|
| 1, Cobble Mews526 m away | 74 m² | 108 m² | +34 m² +46% | 2022 |
|---|
| 56, Eade Road871 m away | 75 m² | 109 m² | +34 m² +45% | 2022 |
|---|
| 43, Eade Road897 m away | 113 m² | 147 m² | +34 m² +30% | 2022 |
|---|
| Flat A, 43, Upper Tollington Park934 m away | 70 m² | 104 m² | +34 m² +49% | 2017 |
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| 13, Coleridge Road954 m away | 51 m² | 85 m² | +34 m² +67% | 2015 |
|---|
| Flat 2, 26, Portland Rise195 m away | 29 m² | 63 m² | +34 m² +117% | 2012 |
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| 40, Digby Crescent335 m away | 56 m² | 90 m² | +34 m² +61% | 2012 |
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| 235, Blackstock Road754 m away | 36 m² | 70 m² | +34 m² +94% | 2011 |
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| 103, Woodstock Road725 m away | 97 m² | 131 m² | +34 m² +35% | 2009 |
|---|
| 59, Lordship Road855 m away | 69 m² | 102 m² | +33 m² +48% | 2026 |
|---|
| Flat 54, Residence Tower, Woodberry Grove753 m away | 73 m² | 106 m² | +33 m² +45% | 2023 |
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| 2, Portland Rise195 m away | 56 m² | 89 m² | +33 m² +59% | 2022 |
|---|
| 40, Chatterton Road686 m away | 109 m² | 142 m² | +33 m² +30% | 2022 |
|---|
| 64, Elwood Street907 m away | 101 m² | 134 m² | +33 m² +33% | 2021 |
|---|
| 46, Woodstock Road723 m away | 51 m² | 84 m² | +33 m² +65% | 2020 |
|---|
| 12b, Lancaster Road980 m away | 54 m² | 87 m² | +33 m² +61% | 2018 |
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| 75b, Stroud Green Road933 m away | 46 m² | 79 m² | +33 m² +72% | 2017 |
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| 140b, Blackstock Road579 m away | 49 m² | 82 m² | +33 m² +67% | 2016 |
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| 10, Woodstock Road723 m away | 51 m² | 84 m² | +33 m² +65% | 2016 |
|---|
| 12, Riversdale Road712 m away | 34 m² | 67 m² | +33 m² +97% | 2015 |
|---|
| 17, Vale Road960 m away | 62 m² | 94 m² | +32 m² +52% | 2023 |
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| 17, Legard Road975 m away | 107 m² | 139 m² | +32 m² +30% | 2023 |
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| 15, Legard Road975 m away | 99 m² | 131 m² | +32 m² +32% | 2023 |
|---|
| Flat 1, 127a, St Thomas'S Road834 m away | 103 m² | 135 m² | +32 m² +31% | 2018 |
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| 33, Eade Road897 m away | 48 m² | 80 m² | +32 m² +67% | 2018 |
|---|
| 28, Legard Road975 m away | 98 m² | 130 m² | +32 m² +33% | 2011 |
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| 22, Digby Crescent335 m away | 54 m² | 86 m² | +32 m² +59% | 2009 |
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| 38, Perth Road843 m away | 51 m² | 83 m² | +32 m² +63% | 2008 |
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| Flat 93, City View Apartments, Devan Grove822 m away | 50 m² | 81 m² | +31 m² +62% | 2025 |
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| 63, Romilly Road642 m away | 124 m² | 155 m² | +31 m² +25% | 2020 |
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| 33, Allerton Road476 m away | 54 m² | 85 m² | +31 m² +57% | 2019 |
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| 156, Blackstock Road614 m away | 44 m² | 75 m² | +31 m² +70% | 2019 |
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| 13, Scarborough Road828 m away | 49 m² | 80 m² | +31 m² +63% | 2019 |
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| 26, Mountgrove Road612 m away | 55 m² | 86 m² | +31 m² +56% | 2012 |
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| 81, Vale Road1000 m away | 42 m² | 73 m² | +31 m² +74% | 2011 |
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| Flat 63, City View Apartments, Devan Grove822 m away | 50 m² | 80 m² | +30 m² +60% | 2025 |
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| Flat 21, City View Apartments, Devan Grove822 m away | 53 m² | 83 m² | +30 m² +57% | 2025 |
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| 108, Myddleton Avenue137 m away | 106 m² | 136 m² | +30 m² +28% | 2024 |
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| 21, Canning Road713 m away | 100 m² | 130 m² | +30 m² +30% | 2023 |
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| Flat 2, 58, Ambler Road762 m away | 85 m² | 115 m² | +30 m² +35% | 2022 |
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| 60, Elwood Street907 m away | 103 m² | 133 m² | +30 m² +29% | 2019 |
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| 62, Blackstock Road506 m away | 26 m² | 56 m² | +30 m² +115% | 2008 |
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| 26, Romilly Road608 m away | 54 m² | 83 m² | +29 m² +54% | 2022 |
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| 89, Lordship Park710 m away | 66 m² | 95 m² | +29 m² +44% | 2018 |
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| 91, Lordship Park710 m away | 66 m² | 95 m² | +29 m² +44% | 2018 |
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| 143, Isledon Road967 m away | 33 m² | 62 m² | +29 m² +88% | 2018 |
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| 43a, Gloucester Drive110 m away | 61 m² | 89 m² | +28 m² +46% | 2025 |
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| 65, Blackstock Road491 m away | 40 m² | 68 m² | +28 m² +70% | 2015 |
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| 59, Riversdale Road770 m away | 147 m² | 175 m² | +28 m² +19% | 2015 |
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| 77, Stroud Green Road933 m away | 33 m² | 61 m² | +28 m² +85% | 2012 |
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| Flat 28, City View Apartments, Devan Grove822 m away | 85 m² | 112 m² | +27 m² +32% | 2026 |
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| 85, Lordship Park710 m away | 67 m² | 94 m² | +27 m² +40% | 2023 |
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| Flat B, 37, St Thomas'S Road705 m away | 58 m² | 85 m² | +27 m² +47% | 2022 |
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| 69a, Avenell Road973 m away | 49 m² | 76 m² | +27 m² +55% | 2022 |
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| Flat 3, 57, Gloucester Drive110 m away | 78 m² | 105 m² | +27 m² +35% | 2019 |
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| 21a, Mountgrove Road613 m away | 52 m² | 79 m² | +27 m² +52% | 2018 |
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| 119, Wilberforce Road371 m away | 79 m² | 106 m² | +27 m² +34% | 2017 |
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| 95b, Moray Road961 m away | 86 m² | 113 m² | +27 m² +31% | 2015 |
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| 65, Gillespie Road776 m away | 98 m² | 125 m² | +27 m² +28% | 2014 |
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| 38, Gloucester Drive0 m away | 87 m² | 114 m² | +27 m² +31% | 2012 |
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| Flat 1, 205, Blackstock Road754 m away | 52 m² | 79 m² | +27 m² +52% | 2011 |
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| 8, Finsbury Park Road451 m away | 37 m² | 64 m² | +27 m² +73% | 2008 |
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| 125, Myddleton Avenue183 m away | 98 m² | 124 m² | +26 m² +27% | 2023 |
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| 4, Legard Road975 m away | 122 m² | 148 m² | +26 m² +21% | 2023 |
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| 40, Canning Road666 m away | 101 m² | 127 m² | +26 m² +26% | 2021 |
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| 8, Herrick Road628 m away | 125 m² | 151 m² | +26 m² +21% | 2015 |
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| 28, Osborne Road969 m away | 46 m² | 72 m² | +26 m² +57% | 2014 |
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| 376b, Green Lanes894 m away | 53 m² | 78 m² | +25 m² +47% | 2025 |
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| 8, Vale Road952 m away | 142 m² | 167 m² | +25 m² +18% | 2025 |
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| Canning House A, Canning Road666 m away | 129 m² | 154 m² | +25 m² +19% | 2024 |
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| Meadowhawk House, Anax Street850 m away | 87 m² | 112 m² | +25 m² +29% | 2024 |
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| Flat 7, 74 - 76, Queen'S Drive305 m away | 52 m² | 77 m² | +25 m² +48% | 2021 |
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| 77a, Lordship Park710 m away | 56 m² | 81 m² | +25 m² +45% | 2021 |
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| Flat 2, 196, Green Lanes478 m away | 43 m² | 68 m² | +25 m² +58% | 2019 |
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| 63, Blackstock Road491 m away | 69 m² | 94 m² | +25 m² +36% | 2015 |
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| 71a, Upper Tollington Park934 m away | 41 m² | 66 m² | +25 m² +61% | 2013 |
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| Flat 60, City View Apartments, Devan Grove822 m away | 96 m² | 120 m² | +24 m² +25% | 2025 |
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| 58, Romilly Road608 m away | 132 m² | 156 m² | +24 m² +18% | 2022 |
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| 304, Seven Sisters Road446 m away | 43 m² | 67 m² | +24 m² +56% | 2021 |
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| 3, Crusoe Mews995 m away | 73 m² | 97 m² | +24 m² +33% | 2021 |
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| 2, 21, Portland Rise221 m away | 76 m² | 100 m² | +24 m² +32% | 2020 |
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| 57, Blackstock Road491 m away | 147 m² | 171 m² | +24 m² +16% | 2020 |
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| 160, Blackstock Road677 m away | 17 m² | 41 m² | +24 m² +141% | 2009 |
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| 22, Rock Street586 m away | 121 m² | 144 m² | +23 m² +19% | 2026 |
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| 94a, Gillespie Road731 m away | 103 m² | 126 m² | +23 m² +22% | 2025 |
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| Flat 22, Rosefield, Pooles Park945 m away | 65 m² | 88 m² | +23 m² +35% | 2022 |
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| 163, Northstand Apartments, Highbury Stadium Square978 m away | 53 m² | 76 m² | +23 m² +43% | 2021 |
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| Flat C, 61, Blackstock Road491 m away | 41 m² | 64 m² | +23 m² +56% | 2020 |
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| 96, Plimsoll Road847 m away | 136 m² | 159 m² | +23 m² +17% | 2020 |
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| 183, Isledon Road893 m away | 51 m² | 74 m² | +23 m² +45% | 2017 |
|---|
| 276, Seven Sisters Road601 m away | 42 m² | 65 m² | +23 m² +55% | 2011 |
|---|
| Flat 7, 291, Green Lanes241 m away | 44 m² | 66 m² | +22 m² +50% | 2024 |
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| 26, Wilberforce Road389 m away | 58 m² | 80 m² | +22 m² +38% | 2017 |
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| 11a, Finsbury Park Road429 m away | 80 m² | 102 m² | +22 m² +28% | 2016 |
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| 9a, Blackstock Road481 m away | 31 m² | 53 m² | +22 m² +71% | 2016 |
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| 115, Blackstock Road491 m away | 30 m² | 52 m² | +22 m² +73% | 2016 |
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| 111a, Manor Road911 m away | 77 m² | 99 m² | +22 m² +29% | 2012 |
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| 15, Blackstock Road481 m away | 59 m² | 80 m² | +21 m² +36% | 2024 |
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| 39c, Queen'S Drive584 m away | 60 m² | 81 m² | +21 m² +35% | 2024 |
|---|
| 53, Plimsoll Road668 m away | 135 m² | 156 m² | +21 m² +16% | 2024 |
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| Flat 88, Rivulet Apartments, Devan Grove865 m away | 102 m² | 123 m² | +21 m² +21% | 2024 |
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| 21, Plimsoll Road668 m away | 50 m² | 71 m² | +21 m² +42% | 2023 |
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| 137, Wilberforce Road505 m away | 43 m² | 64 m² | +21 m² +49% | 2017 |
|---|
| 66, Finsbury Park Road460 m away | 60 m² | 81 m² | +21 m² +35% | 2015 |
|---|
| 43, Plimsoll Road668 m away | 119 m² | 140 m² | +21 m² +18% | 2011 |
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| 297b, Green Lanes321 m away | 102 m² | 122 m² | +20 m² +20% | 2025 |
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| 105, Fonthill Road851 m away | 55 m² | 75 m² | +20 m² +36% | 2019 |
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| 48a, Ambler Road584 m away | 113 m² | 133 m² | +20 m² +18% | 2017 |
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| Flat 5, Majestic Court, Portland Rise269 m away | 35 m² | 54 m² | +19 m² +54% | 2022 |
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| 64, Rowley Gardens782 m away | 41 m² | 60 m² | +19 m² +46% | 2021 |
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| Flat A, 78, Highbury Park961 m away | 27 m² | 46 m² | +19 m² +70% | 2021 |
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| Flat 12, Groveley House, Woodberry Down Estate801 m away | 55 m² | 74 m² | +19 m² +35% | 2019 |
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