Finding extended homes…
These only choose where you start. Every page and every lens is still one tap away.
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 2JF
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 |
|---|---|---|---|---|
| 19, Conewood Street717 m away | 96 m² | 190 m² | +94 m² +98% | 2013 |
| 24, Adolphus Road407 m away | 71 m² | 155 m² | +84 m² +118% | 2017 |
| 29, Ambler Road182 m away | 81 m² | 163 m² | +82 m² +101% | 2022 |
| 27, Allerton Road896 m away | 153 m² | 234 m² | +81 m² +53% | 2023 |
| 40, Gloucester Drive481 m away | 250 m² | 330 m² | +80 m² +32% | 2021 |
| 120, Playford Road609 m away | 69 m² | 148 m² | +79 m² +114% | 2026 |
| 2, Nash Terrace987 m away | 221 m² | 297 m² | +76 m² +34% | 2011 |
| 61, Romilly Road294 m away | 97 m² | 172 m² | +75 m² +77% | 2024 |
| 7, Princess Crescent321 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 Road224 m away | 53 m² | 126 m² | +73 m² +138% | 2023 |
|---|
| 3, Sotheby Road859 m away | 181 m² | 253 m² | +72 m² +40% | 2021 |
|---|
| 101, Blackstock Road266 m away | 130 m² | 198 m² | +68 m² +52% | 2020 |
|---|
| 39, Elfort Road846 m away | 105 m² | 172 m² | +67 m² +64% | 2024 |
|---|
| 49, Plimsoll Road301 m away | 95 m² | 162 m² | +67 m² +71% | 2009 |
|---|
| 75, Wilberforce Road297 m away | 177 m² | 243 m² | +66 m² +37% | 2024 |
|---|
| Flat 1, 22, Gloucester Drive481 m away | 84 m² | 149 m² | +65 m² +77% | 2026 |
|---|
| 40, Birnam Road942 m away | 196 m² | 261 m² | +65 m² +33% | 2017 |
|---|
| 72, Allerton Road895 m away | 147 m² | 212 m² | +65 m² +44% | 2016 |
|---|
| 25, Upper Tollington Park763 m away | 125 m² | 189 m² | +64 m² +51% | 2020 |
|---|
| 136, Highbury Hill850 m away | 167 m² | 231 m² | +64 m² +38% | 2014 |
|---|
| 51, Digby Crescent571 m away | 177 m² | 239 m² | +62 m² +35% | 2024 |
|---|
| 120, Plimsoll Road573 m away | 98 m² | 154 m² | +56 m² +57% | 2023 |
|---|
| 45, Allerton Road895 m away | 155 m² | 211 m² | +56 m² +36% | 2015 |
|---|
| 47, Monsell Road377 m away | 52 m² | 107 m² | +55 m² +106% | 2018 |
|---|
| 31, Chatterton Road405 m away | 102 m² | 155 m² | +53 m² +52% | 2023 |
|---|
| 137, Plimsoll Road573 m away | 99 m² | 151 m² | +52 m² +53% | 2025 |
|---|
| 35, Victoria Road941 m away | 171 m² | 223 m² | +52 m² +30% | 2024 |
|---|
| 72, Riversdale Road717 m away | 148 m² | 200 m² | +52 m² +35% | 2020 |
|---|
| 68, Riversdale Road717 m away | 146 m² | 198 m² | +52 m² +36% | 2013 |
|---|
| 8, Gillespie Road469 m away | 140 m² | 190 m² | +50 m² +36% | 2025 |
|---|
| Flat 47, Twyford House, Elwood Street598 m away | 65 m² | 114 m² | +49 m² +75% | 2025 |
|---|
| 111, Finsbury Park Road453 m away | 73 m² | 122 m² | +49 m² +67% | 2023 |
|---|
| 129, Riversdale Road778 m away | 58 m² | 107 m² | +49 m² +84% | 2014 |
|---|
| 13, Digby Crescent571 m away | 208 m² | 256 m² | +48 m² +23% | 2025 |
|---|
| 8, Florence Road768 m away | 168 m² | 216 m² | +48 m² +29% | 2024 |
|---|
| 18, Allerton Road896 m away | 158 m² | 206 m² | +48 m² +30% | 2023 |
|---|
| 98, Queen'S Drive407 m away | 73 m² | 120 m² | +47 m² +64% | 2026 |
|---|
| 4, Avenell Road479 m away | 93 m² | 140 m² | +47 m² +51% | 2025 |
|---|
| 67, Canning Road587 m away | 70 m² | 117 m² | +47 m² +67% | 2024 |
|---|
| 74, Riversdale Road717 m away | 110 m² | 157 m² | +47 m² +43% | 2012 |
|---|
| 204a, Green Lanes751 m away | 84 m² | 130 m² | +46 m² +55% | 2026 |
|---|
| 3, Elfort Road846 m away | 96 m² | 142 m² | +46 m² +48% | 2024 |
|---|
| 15, Prah Road199 m away | 136 m² | 182 m² | +46 m² +34% | 2022 |
|---|
| 26, Gillespie Road469 m away | 94 m² | 140 m² | +46 m² +49% | 2022 |
|---|
| 97, Plimsoll Road427 m away | 56 m² | 102 m² | +46 m² +82% | 2021 |
|---|
| 3, Perth Road637 m away | 45 m² | 91 m² | +46 m² +102% | 2021 |
|---|
| 125, St Thomas'S Road356 m away | 33 m² | 79 m² | +46 m² +139% | 2011 |
|---|
| 103, St Thomas'S Road356 m away | 124 m² | 169 m² | +45 m² +36% | 2024 |
|---|
| Flat 50, 100, Drayton Park986 m away | 78 m² | 123 m² | +45 m² +58% | 2023 |
|---|
| 55, Elfort Road846 m away | 114 m² | 159 m² | +45 m² +39% | 2022 |
|---|
| 18, Clifton Terrace411 m away | 46 m² | 91 m² | +45 m² +98% | 2021 |
|---|
| 5d, Regina Road934 m away | 43 m² | 88 m² | +45 m² +105% | 2016 |
|---|
| 3, Coleridge Road473 m away | 270 m² | 314 m² | +44 m² +16% | 2025 |
|---|
| 47, Regina Road934 m away | 46 m² | 90 m² | +44 m² +96% | 2025 |
|---|
| 9, Monsell Court, 33 - 41, Monsell Road387 m away | 86 m² | 130 m² | +44 m² +51% | 2019 |
|---|
| 11, Alexandra Grove535 m away | 46 m² | 90 m² | +44 m² +96% | 2017 |
|---|
| 33, Ambler Road182 m away | 40 m² | 84 m² | +44 m² +110% | 2013 |
|---|
| 169, Northstand Apartments, Highbury Stadium Square630 m away | 44 m² | 88 m² | +44 m² +100% | 2008 |
|---|
| 42, Riversdale Road653 m away | 158 m² | 201 m² | +43 m² +27% | 2024 |
|---|
| 158, Southstand Apartments, Highbury Stadium Square819 m away | 80 m² | 123 m² | +43 m² +54% | 2022 |
|---|
| 52, Romilly Road274 m away | 44 m² | 87 m² | +43 m² +98% | 2020 |
|---|
| Flat 2, 109, Queen'S Drive386 m away | 77 m² | 120 m² | +43 m² +56% | 2020 |
|---|
| 64, Northstand Apartments, Highbury Stadium Square630 m away | 100 m² | 143 m² | +43 m² +43% | 2020 |
|---|
| 22, Plimsoll Road337 m away | 115 m² | 158 m² | +43 m² +37% | 2014 |
|---|
| 5, Conewood Street730 m away | 113 m² | 155 m² | +42 m² +37% | 2021 |
|---|
| 36, Somerfield Road182 m away | 32 m² | 74 m² | +42 m² +131% | 2016 |
|---|
| 41, Victoria Road941 m away | 68 m² | 110 m² | +42 m² +62% | 2008 |
|---|
| 26, Victoria Road843 m away | 132 m² | 173 m² | +41 m² +31% | 2025 |
|---|
| 40, Marriott Road915 m away | 106 m² | 147 m² | +41 m² +39% | 2023 |
|---|
| 24, Northstand Apartments, Highbury Stadium Square630 m away | 55 m² | 96 m² | +41 m² +75% | 2022 |
|---|
| 17, Wilberforce Road133 m away | 58 m² | 99 m² | +41 m² +71% | 2016 |
|---|
| 44, Riversdale Road653 m away | 170 m² | 211 m² | +41 m² +24% | 2014 |
|---|
| 212, Northstand Apartments, Highbury Stadium Square630 m away | 83 m² | 123 m² | +40 m² +48% | 2019 |
|---|
| 257, Southstand Apartments, Highbury Stadium Square819 m away | 83 m² | 123 m² | +40 m² +48% | 2009 |
|---|
| 88, St Thomas'S Road339 m away | 61 m² | 100 m² | +39 m² +64% | 2019 |
|---|
| 253, Southstand Apartments, Highbury Stadium Square819 m away | 72 m² | 111 m² | +39 m² +54% | 2019 |
|---|
| 2, Aubert Park958 m away | 164 m² | 203 m² | +39 m² +24% | 2015 |
|---|
| 51, Elfort Road846 m away | 136 m² | 174 m² | +38 m² +28% | 2024 |
|---|
| Flat 7, 73a, Drayton Park951 m away | 54 m² | 92 m² | +38 m² +70% | 2019 |
|---|
| 23, Gloucester Drive409 m away | 29 m² | 67 m² | +38 m² +131% | 2016 |
|---|
| 7, Wyatt Road584 m away | 101 m² | 138 m² | +37 m² +37% | 2025 |
|---|
| 28a, Portland Rise640 m away | 69 m² | 106 m² | +37 m² +54% | 2024 |
|---|
| 48, Birnam Road942 m away | 46 m² | 83 m² | +37 m² +80% | 2020 |
|---|
| 9, Eaststand Apartments, Highbury Stadium Square699 m away | 87 m² | 124 m² | +37 m² +43% | 2009 |
|---|
| 40, Plimsoll Road337 m away | 181 m² | 217 m² | +36 m² +20% | 2026 |
|---|
| Flat A, 3, Victoria Road851 m away | 30 m² | 66 m² | +36 m² +120% | 2020 |
|---|
| 16, Chatterton Road436 m away | 101 m² | 137 m² | +36 m² +36% | 2018 |
|---|
| 86, Gillespie Road469 m away | 57 m² | 93 m² | +36 m² +63% | 2015 |
|---|
| 12, Perth Road637 m away | 125 m² | 161 m² | +36 m² +29% | 2014 |
|---|
| 15, Chatterton Road405 m away | 38 m² | 74 m² | +36 m² +95% | 2012 |
|---|
| 92a, Fonthill Road471 m away | 35 m² | 71 m² | +36 m² +103% | 2010 |
|---|
| 107b, Moray Road634 m away | 82 m² | 117 m² | +35 m² +43% | 2025 |
|---|
| 10, Travers Road689 m away | 125 m² | 160 m² | +35 m² +28% | 2025 |
|---|
| 47a, Fonthill Road570 m away | 82 m² | 117 m² | +35 m² +43% | 2024 |
|---|
| 147, Northstand Apartments, Highbury Stadium Square630 m away | 87 m² | 122 m² | +35 m² +40% | 2022 |
|---|
| 43, Woodstock Road465 m away | 49 m² | 84 m² | +35 m² +71% | 2021 |
|---|
| 214b, Hornsey Road912 m away | 40 m² | 75 m² | +35 m² +88% | 2017 |
|---|
| 200, Blackstock Road619 m away | 27 m² | 62 m² | +35 m² +130% | 2009 |
|---|
| Flat 8, 212, Green Lanes751 m away | 28 m² | 62 m² | +34 m² +121% | 2025 |
|---|
| 35, Chatterton Road405 m away | 111 m² | 145 m² | +34 m² +31% | 2024 |
|---|
| 48, Gloucester Drive481 m away | 79 m² | 113 m² | +34 m² +43% | 2024 |
|---|
| 69, Upper Tollington Park803 m away | 46 m² | 80 m² | +34 m² +74% | 2023 |
|---|
| 1, Cobble Mews553 m away | 74 m² | 108 m² | +34 m² +46% | 2022 |
|---|
| 27, Lancaster Road986 m away | 147 m² | 181 m² | +34 m² +23% | 2019 |
|---|
| Flat A, 43, Upper Tollington Park803 m away | 70 m² | 104 m² | +34 m² +49% | 2017 |
|---|
| 13, Coleridge Road473 m away | 51 m² | 85 m² | +34 m² +67% | 2015 |
|---|
| 11, Northolme Road915 m away | 59 m² | 93 m² | +34 m² +58% | 2015 |
|---|
| Flat C, 5, Victoria Road851 m away | 50 m² | 84 m² | +34 m² +68% | 2014 |
|---|
| 40, Digby Crescent552 m away | 56 m² | 90 m² | +34 m² +61% | 2012 |
|---|
| Flat 2, 26, Portland Rise640 m away | 29 m² | 63 m² | +34 m² +117% | 2012 |
|---|
| 235, Blackstock Road605 m away | 36 m² | 70 m² | +34 m² +94% | 2011 |
|---|
| 103, Woodstock Road589 m away | 97 m² | 131 m² | +34 m² +35% | 2009 |
|---|
| 40a, Regina Road965 m away | 70 m² | 103 m² | +33 m² +47% | 2025 |
|---|
| 40, Chatterton Road436 m away | 109 m² | 142 m² | +33 m² +30% | 2022 |
|---|
| 2, Portland Rise640 m away | 56 m² | 89 m² | +33 m² +59% | 2022 |
|---|
| 64, Elwood Street609 m away | 101 m² | 134 m² | +33 m² +33% | 2021 |
|---|
| 46, Woodstock Road501 m away | 51 m² | 84 m² | +33 m² +65% | 2020 |
|---|
| Flat 1, 7, Victoria Road851 m away | 33 m² | 66 m² | +33 m² +100% | 2020 |
|---|
| Flat 2, 7, Victoria Road851 m away | 22 m² | 55 m² | +33 m² +150% | 2020 |
|---|
| 12b, Lancaster Road946 m away | 54 m² | 87 m² | +33 m² +61% | 2018 |
|---|
| 75b, Stroud Green Road667 m away | 46 m² | 79 m² | +33 m² +72% | 2017 |
|---|
| 140b, Blackstock Road400 m away | 49 m² | 82 m² | +33 m² +67% | 2016 |
|---|
| 10, Woodstock Road501 m away | 51 m² | 84 m² | +33 m² +65% | 2016 |
|---|
| 12, Riversdale Road653 m away | 34 m² | 67 m² | +33 m² +97% | 2015 |
|---|
| 17, Legard Road764 m away | 107 m² | 139 m² | +32 m² +30% | 2023 |
|---|
| 15, Legard Road764 m away | 99 m² | 131 m² | +32 m² +32% | 2023 |
|---|
| Flat 2, 13, Thane Villas785 m away | 36 m² | 68 m² | +32 m² +89% | 2022 |
|---|
| 192, Drayton Park727 m away | 140 m² | 172 m² | +32 m² +23% | 2020 |
|---|
| Flat 1, 127a, St Thomas'S Road403 m away | 103 m² | 135 m² | +32 m² +31% | 2018 |
|---|
| 28, Legard Road764 m away | 98 m² | 130 m² | +32 m² +33% | 2011 |
|---|
| 22, Digby Crescent552 m away | 54 m² | 86 m² | +32 m² +59% | 2009 |
|---|
| 38, Perth Road637 m away | 51 m² | 83 m² | +32 m² +63% | 2008 |
|---|
| 63, Romilly Road294 m away | 124 m² | 155 m² | +31 m² +25% | 2020 |
|---|
| Flat A, 20, Yonge Park564 m away | 64 m² | 95 m² | +31 m² +48% | 2020 |
|---|
| 156, Blackstock Road460 m away | 44 m² | 75 m² | +31 m² +70% | 2019 |
|---|
| 49, Medina Road643 m away | 148 m² | 179 m² | +31 m² +21% | 2019 |
|---|
| 13, Scarborough Road802 m away | 49 m² | 80 m² | +31 m² +63% | 2019 |
|---|
| 33, Allerton Road896 m away | 54 m² | 85 m² | +31 m² +57% | 2019 |
|---|
| 9, Aubert Road917 m away | 185 m² | 216 m² | +31 m² +17% | 2016 |
|---|
| Flat 5, 100, Drayton Park986 m away | 56 m² | 87 m² | +31 m² +55% | 2014 |
|---|
| 26, Mountgrove Road692 m away | 55 m² | 86 m² | +31 m² +56% | 2012 |
|---|
| Apartment 21, 5, Tiltman Place873 m away | 65 m² | 95 m² | +30 m² +46% | 2026 |
|---|
| 108, Myddleton Avenue497 m away | 106 m² | 136 m² | +30 m² +28% | 2024 |
|---|
| 21, Canning Road587 m away | 100 m² | 130 m² | +30 m² +30% | 2023 |
|---|
| Apartment 32, 7, Tiltman Place841 m away | 68 m² | 98 m² | +30 m² +44% | 2023 |
|---|
| Flat 2, 58, Ambler Road355 m away | 85 m² | 115 m² | +30 m² +35% | 2022 |
|---|
| 60, Elwood Street609 m away | 103 m² | 133 m² | +30 m² +29% | 2019 |
|---|
| 62, Blackstock Road50 m away | 26 m² | 56 m² | +30 m² +115% | 2008 |
|---|
| 26, Romilly Road274 m away | 54 m² | 83 m² | +29 m² +54% | 2022 |
|---|
| 109, Eaststand Apartments, Highbury Stadium Square699 m away | 120 m² | 149 m² | +29 m² +24% | 2020 |
|---|
| Flat 2, Everett House, 94, Hornsey Road989 m away | 51 m² | 80 m² | +29 m² +57% | 2020 |
|---|
| 143, Isledon Road490 m away | 33 m² | 62 m² | +29 m² +88% | 2018 |
|---|
| 58, Elfort Road824 m away | 76 m² | 105 m² | +29 m² +38% | 2018 |
|---|
| 1, Elphinstone Street751 m away | 140 m² | 169 m² | +29 m² +21% | 2017 |
|---|
| 127, Hornsey Road978 m away | 130 m² | 159 m² | +29 m² +22% | 2015 |
|---|
| 35, Yonge Park522 m away | 38 m² | 67 m² | +29 m² +76% | 2009 |
|---|
| 43a, Gloucester Drive590 m away | 61 m² | 89 m² | +28 m² +46% | 2025 |
|---|
| 8, Osborne Road796 m away | 97 m² | 125 m² | +28 m² +29% | 2025 |
|---|
| 2, Medina Road611 m away | 137 m² | 165 m² | +28 m² +20% | 2024 |
|---|
| 13, Marriott Road862 m away | 141 m² | 169 m² | +28 m² +20% | 2024 |
|---|
| 65, Blackstock Road266 m away | 40 m² | 68 m² | +28 m² +70% | 2015 |
|---|
| 59, Riversdale Road691 m away | 147 m² | 175 m² | +28 m² +19% | 2015 |
|---|
| 77, Stroud Green Road667 m away | 33 m² | 61 m² | +28 m² +85% | 2012 |
|---|
| Flat C, 14, Fonthill Road691 m away | 44 m² | 71 m² | +27 m² +61% | 2024 |
|---|
| Flat B, 37, St Thomas'S Road224 m away | 58 m² | 85 m² | +27 m² +47% | 2022 |
|---|
| 69a, Avenell Road684 m away | 49 m² | 76 m² | +27 m² +55% | 2022 |
|---|
| Flat 3, 57, Gloucester Drive590 m away | 78 m² | 105 m² | +27 m² +35% | 2019 |
|---|
| 21a, Mountgrove Road657 m away | 52 m² | 79 m² | +27 m² +52% | 2018 |
|---|
| 119, Wilberforce Road297 m away | 79 m² | 106 m² | +27 m² +34% | 2017 |
|---|
| 95b, Moray Road634 m away | 86 m² | 113 m² | +27 m² +31% | 2015 |
|---|
| 65, Gillespie Road505 m away | 98 m² | 125 m² | +27 m² +28% | 2014 |
|---|
| 38, Gloucester Drive481 m away | 87 m² | 114 m² | +27 m² +31% | 2012 |
|---|
| Flat 1, 205, Blackstock Road605 m away | 52 m² | 79 m² | +27 m² +52% | 2011 |
|---|
| 8, Finsbury Park Road36 m away | 37 m² | 64 m² | +27 m² +73% | 2008 |
|---|
| 125, Myddleton Avenue426 m away | 98 m² | 124 m² | +26 m² +27% | 2023 |
|---|
| 4, Legard Road764 m away | 122 m² | 148 m² | +26 m² +21% | 2023 |
|---|
| 40, Canning Road571 m away | 101 m² | 127 m² | +26 m² +26% | 2021 |
|---|
| 8, Herrick Road627 m away | 125 m² | 151 m² | +26 m² +21% | 2015 |
|---|
| 43, Elfort Road846 m away | 127 m² | 153 m² | +26 m² +20% | 2015 |
|---|
| 28, Osborne Road829 m away | 46 m² | 72 m² | +26 m² +57% | 2014 |
|---|
| Flat 2, 88, Aberdeen Road957 m away | 32 m² | 57 m² | +25 m² +78% | 2026 |
|---|
| Canning House A, Canning Road571 m away | 129 m² | 154 m² | +25 m² +19% | 2024 |
|---|
| Flat 7, 74 - 76, Queen'S Drive407 m away | 52 m² | 77 m² | +25 m² +48% | 2021 |
|---|
| 65, Eaststand Apartments, Highbury Stadium Square699 m away | 50 m² | 75 m² | +25 m² +50% | 2019 |
|---|
| Flat 2, 196, Green Lanes778 m away | 43 m² | 68 m² | +25 m² +58% | 2019 |
|---|
| 85a, Seven Sisters Road981 m away | 52 m² | 77 m² | +25 m² +48% | 2017 |
|---|
| 63, Blackstock Road266 m away | 69 m² | 94 m² | +25 m² +36% | 2015 |
|---|
| 71a, Upper Tollington Park803 m away | 41 m² | 66 m² | +25 m² +61% | 2013 |
|---|
| 41b, Berriman Road732 m away | 31 m² | 55 m² | +24 m² +77% | 2025 |
|---|
| 45, Todds Walk898 m away | 70 m² | 94 m² | +24 m² +34% | 2025 |
|---|
| Flat 17, 71h, Drayton Park999 m away | 90 m² | 114 m² | +24 m² +27% | 2023 |
|---|
| 58, Romilly Road274 m away | 132 m² | 156 m² | +24 m² +18% | 2022 |
|---|
| 304, Seven Sisters Road127 m away | 43 m² | 67 m² | +24 m² +56% | 2021 |
|---|
| 57, Blackstock Road266 m away | 147 m² | 171 m² | +24 m² +16% | 2020 |
|---|
| 2, 21, Portland Rise687 m away | 76 m² | 100 m² | +24 m² +32% | 2020 |
|---|
| 19, Berkeley Walk787 m away | 49 m² | 73 m² | +24 m² +49% | 2019 |
|---|
| 36a, Marquis Road934 m away | 57 m² | 81 m² | +24 m² +42% | 2019 |
|---|
| 160, Blackstock Road515 m away | 17 m² | 41 m² | +24 m² +141% | 2009 |
|---|
| 22, Rock Street116 m away | 121 m² | 144 m² | +23 m² +19% | 2026 |
|---|
| 94a, Gillespie Road469 m away | 103 m² | 126 m² | +23 m² +22% | 2025 |
|---|