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 N13 4TG
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 |
|---|---|---|---|---|
| 65, Ashridge Gardens938 m away | 98 m² | 218 m² | +120 m² +122% | 2022 |
| 130, Powys Lane784 m away | 81 m² | 196 m² | +115 m² +142% | 2026 |
| 18, Hamilton Crescent941 m away | 75 m² | 180 m² | +105 m² +140% | 2021 |
| 15, Broomfield Lane755 m away | 108 m² | 194 m² | +86 m² +80% | 2021 |
| 57, Chimes Avenue969 m away | 117 m² | 197 m² | +80 m² +68% | 2025 |
| 72, Dawlish Avenue944 m away | 86 m² | 166 m² | +80 m² +93% | 2024 |
| 11, Granville Road266 m away | 133 m² | 212 m² | +79 m² +59% | 2016 |
| 2, Westminster Drive598 m away | 109 m² | 185 m² | +76 m² +70% | 2026 |
| 17, Woodside Road672 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.
| 70 m² |
| 145 m² |
| +75 m² +107% |
| 2015 |
| 22, Elvendon Road502 m away | 134 m² | 207 m² | +73 m² +54% | 2025 |
|---|
| 113, Powys Lane791 m away | 202 m² | 274 m² | +72 m² +36% | 2023 |
|---|
| 1, Lascotts Road277 m away | 58 m² | 130 m² | +72 m² +124% | 2021 |
|---|
| 115, Powys Lane791 m away | 157 m² | 229 m² | +72 m² +46% | 2011 |
|---|
| 103, Whittington Road599 m away | 116 m² | 187 m² | +71 m² +61% | 2019 |
|---|
| 36, Melville Gardens755 m away | 97 m² | 168 m² | +71 m² +73% | 2017 |
|---|
| 105, Whittington Road599 m away | 151 m² | 220 m² | +69 m² +46% | 2026 |
|---|
| 4, Norfolk Avenue821 m away | 124 m² | 193 m² | +69 m² +56% | 2020 |
|---|
| 28, Natal Road781 m away | 63 m² | 132 m² | +69 m² +110% | 2017 |
|---|
| 5, Palmerston Crescent449 m away | 143 m² | 210 m² | +67 m² +47% | 2023 |
|---|
| 35, Grenoble Gardens310 m away | 94 m² | 161 m² | +67 m² +71% | 2019 |
|---|
| 121, Princes Avenue617 m away | 91 m² | 158 m² | +67 m² +74% | 2019 |
|---|
| 124, Powys Lane902 m away | 149 m² | 213 m² | +64 m² +43% | 2024 |
|---|
| 33, Hardwicke Road604 m away | 63 m² | 126 m² | +63 m² +100% | 2026 |
|---|
| 28, Grenoble Gardens304 m away | 93 m² | 156 m² | +63 m² +68% | 2022 |
|---|
| 2, Norfolk Avenue821 m away | 126 m² | 189 m² | +63 m² +50% | 2021 |
|---|
| 81, Upsdell Avenue533 m away | 96 m² | 159 m² | +63 m² +66% | 2018 |
|---|
| 34, Broomfield Avenue813 m away | 99 m² | 162 m² | +63 m² +64% | 2018 |
|---|
| 166, Tottenhall Road891 m away | 103 m² | 165 m² | +62 m² +60% | 2021 |
|---|
| 43, Queens Road728 m away | 85 m² | 145 m² | +60 m² +71% | 2022 |
|---|
| 185, Princes Avenue790 m away | 48 m² | 108 m² | +60 m² +125% | 2018 |
|---|
| 26, Broomfield Lane755 m away | 147 m² | 205 m² | +58 m² +39% | 2024 |
|---|
| 12, Norfolk Avenue821 m away | 101 m² | 159 m² | +58 m² +57% | 2019 |
|---|
| 19, Ecclesbourne Gardens555 m away | 99 m² | 156 m² | +57 m² +58% | 2025 |
|---|
| 253, Princes Avenue966 m away | 94 m² | 151 m² | +57 m² +61% | 2016 |
|---|
| 69, Trinity Road993 m away | 143 m² | 199 m² | +56 m² +39% | 2017 |
|---|
| 96a, Palmerston Road284 m away | 47 m² | 103 m² | +56 m² +119% | 2014 |
|---|
| 113, Tottenhall Road567 m away | 100 m² | 156 m² | +56 m² +56% | 2014 |
|---|
| 10, Myddleton Road447 m away | 44 m² | 99 m² | +55 m² +125% | 2016 |
|---|
| 17, Arcadian Gardens525 m away | 67 m² | 122 m² | +55 m² +82% | 2014 |
|---|
| 140, Palmerston Road148 m away | 139 m² | 193 m² | +54 m² +39% | 2020 |
|---|
| 144, Whittington Road402 m away | 121 m² | 175 m² | +54 m² +45% | 2018 |
|---|
| 192, Whittington Road402 m away | 43 m² | 96 m² | +53 m² +123% | 2010 |
|---|
| 23, Highworth Road983 m away | 103 m² | 155 m² | +52 m² +50% | 2023 |
|---|
| 66, Maryland Road491 m away | 42 m² | 94 m² | +52 m² +124% | 2022 |
|---|
| 20, Canning Crescent917 m away | 94 m² | 146 m² | +52 m² +55% | 2022 |
|---|
| 25, Hawthorn Avenue661 m away | 112 m² | 163 m² | +51 m² +46% | 2026 |
|---|
| 71, Norfolk Avenue881 m away | 100 m² | 151 m² | +51 m² +51% | 2025 |
|---|
| 268, Princes Avenue999 m away | 98 m² | 149 m² | +51 m² +52% | 2025 |
|---|
| 217, Lyndhurst Road535 m away | 102 m² | 153 m² | +51 m² +50% | 2019 |
|---|
| 17, Hereward Gardens622 m away | 94 m² | 144 m² | +50 m² +53% | 2024 |
|---|
| 119, Bowes Road581 m away | 62 m² | 112 m² | +50 m² +81% | 2019 |
|---|
| 82, Warwick Road911 m away | 91 m² | 140 m² | +49 m² +54% | 2022 |
|---|
| 88, Riverway958 m away | 100 m² | 149 m² | +49 m² +49% | 2016 |
|---|
| 15, Belmont Avenue658 m away | 60 m² | 109 m² | +49 m² +82% | 2015 |
|---|
| 124, Arcadian Gardens666 m away | 68 m² | 117 m² | +49 m² +72% | 2015 |
|---|
| 13, Lascotts Road277 m away | 70 m² | 119 m² | +49 m² +70% | 2014 |
|---|
| 15, Herbert Road743 m away | 76 m² | 125 m² | +49 m² +64% | 2012 |
|---|
| 67, Woodside Road672 m away | 93 m² | 141 m² | +48 m² +52% | 2024 |
|---|
| 91, Whittington Road599 m away | 135 m² | 183 m² | +48 m² +36% | 2023 |
|---|
| 26, Kelvin Avenue0 m away | 97 m² | 145 m² | +48 m² +49% | 2021 |
|---|
| 4, Upsdell Avenue315 m away | 87 m² | 135 m² | +48 m² +55% | 2021 |
|---|
| 87, Sylvan Avenue578 m away | 74 m² | 122 m² | +48 m² +65% | 2013 |
|---|
| 15, Maryland Road434 m away | 124 m² | 171 m² | +47 m² +38% | 2026 |
|---|
| 14, Elvendon Road502 m away | 68 m² | 115 m² | +47 m² +69% | 2013 |
|---|
| 14, Sidney Avenue155 m away | 46 m² | 92 m² | +46 m² +100% | 2024 |
|---|
| 3, Wolves Lane680 m away | 109 m² | 155 m² | +46 m² +42% | 2022 |
|---|
| 109, Lyndhurst Road384 m away | 52 m² | 98 m² | +46 m² +88% | 2021 |
|---|
| 34, Hawthorn Avenue640 m away | 96 m² | 141 m² | +45 m² +47% | 2024 |
|---|
| 82, Grenoble Gardens527 m away | 93 m² | 138 m² | +45 m² +48% | 2023 |
|---|
| 39, Dawlish Avenue944 m away | 113 m² | 158 m² | +45 m² +40% | 2023 |
|---|
| 7, Herbert Road743 m away | 66 m² | 111 m² | +45 m² +68% | 2016 |
|---|
| 67, Bowes Road446 m away | 45 m² | 90 m² | +45 m² +100% | 2015 |
|---|
| 5, Canning Crescent917 m away | 43 m² | 88 m² | +45 m² +105% | 2011 |
|---|
| 63, Brownlow Road775 m away | 155 m² | 199 m² | +44 m² +28% | 2025 |
|---|
| 77, Warwick Road948 m away | 90 m² | 134 m² | +44 m² +49% | 2025 |
|---|
| 86a, Brownlow Road722 m away | 77 m² | 121 m² | +44 m² +57% | 2024 |
|---|
| 91, Arcadian Gardens525 m away | 67 m² | 111 m² | +44 m² +66% | 2022 |
|---|
| 67, Warwick Road948 m away | 136 m² | 179 m² | +43 m² +32% | 2022 |
|---|
| 44, Hawthorn Avenue640 m away | 103 m² | 146 m² | +43 m² +42% | 2017 |
|---|
| 54, Myddleton Road502 m away | 59 m² | 102 m² | +43 m² +73% | 2015 |
|---|
| 107, Woodside Road768 m away | 136 m² | 178 m² | +42 m² +31% | 2025 |
|---|
| 59, Ashridge Gardens938 m away | 103 m² | 145 m² | +42 m² +41% | 2025 |
|---|
| 45, Livingstone Road554 m away | 85 m² | 127 m² | +42 m² +49% | 2024 |
|---|
| 27, Newnham Road942 m away | 69 m² | 111 m² | +42 m² +61% | 2023 |
|---|
| 40, Sidney Road584 m away | 76 m² | 118 m² | +42 m² +55% | 2016 |
|---|
| 25, Myddleton Road485 m away | 70 m² | 112 m² | +42 m² +60% | 2014 |
|---|
| 50b, Natal Road781 m away | 45 m² | 86 m² | +41 m² +91% | 2024 |
|---|
| 48, Sylvan Avenue599 m away | 141 m² | 182 m² | +41 m² +29% | 2021 |
|---|
| 31, Arnold Gardens911 m away | 82 m² | 123 m² | +41 m² +50% | 2021 |
|---|
| 69, Lyndhurst Road384 m away | 80 m² | 121 m² | +41 m² +51% | 2012 |
|---|
| 174, Whittington Road402 m away | 125 m² | 165 m² | +40 m² +32% | 2024 |
|---|
| 6, Brownlow Road805 m away | 29 m² | 69 m² | +40 m² +138% | 2019 |
|---|
| 74, Warwick Road911 m away | 88 m² | 128 m² | +40 m² +45% | 2018 |
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| 113a, Nightingale Road949 m away | 50 m² | 90 m² | +40 m² +80% | 2018 |
|---|
| 131, Palmerston Road178 m away | 45 m² | 85 m² | +40 m² +89% | 2013 |
|---|
| 44b, Natal Road781 m away | 46 m² | 85 m² | +39 m² +85% | 2014 |
|---|
| 6, Maidstone Road842 m away | 29 m² | 68 m² | +39 m² +134% | 2014 |
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| 101, Warwick Road948 m away | 116 m² | 155 m² | +39 m² +34% | 2014 |
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| 64, Clarence Road796 m away | 43 m² | 82 m² | +39 m² +91% | 2010 |
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| 113, Broomfield Avenue571 m away | 92 m² | 130 m² | +38 m² +41% | 2026 |
|---|
| 178, North Circular Road969 m away | 114 m² | 152 m² | +38 m² +33% | 2023 |
|---|
| Flat 12, Oak House, Trinity Road938 m away | 30 m² | 68 m² | +38 m² +127% | 2013 |
|---|
| 33, Lyndhurst Road384 m away | 82 m² | 119 m² | +37 m² +45% | 2025 |
|---|
| 60, Palmerston Road405 m away | 47 m² | 84 m² | +37 m² +79% | 2025 |
|---|
| 6, Spencer Avenue158 m away | 128 m² | 165 m² | +37 m² +29% | 2024 |
|---|
| 73, Lyndhurst Road384 m away | 109 m² | 146 m² | +37 m² +34% | 2023 |
|---|
| 39, Whittington Road794 m away | 63 m² | 100 m² | +37 m² +59% | 2023 |
|---|
| Flat 6, Noel House, 78, Finsbury Road812 m away | 83 m² | 120 m² | +37 m² +45% | 2021 |
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| 13, Elvendon Road502 m away | 121 m² | 158 m² | +37 m² +31% | 2020 |
|---|
| 141, Princes Avenue617 m away | 108 m² | 145 m² | +37 m² +34% | 2020 |
|---|
| 6, Marquis Road350 m away | 50 m² | 87 m² | +37 m² +74% | 2017 |
|---|
| 4, The Rise859 m away | 56 m² | 93 m² | +37 m² +66% | 2016 |
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| 54a, Kelvin Avenue0 m away | 42 m² | 79 m² | +37 m² +88% | 2014 |
|---|
| 88, Lyndhurst Road388 m away | 123 m² | 160 m² | +37 m² +30% | 2014 |
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| 40a, Broomfield Avenue813 m away | 91 m² | 128 m² | +37 m² +41% | 2012 |
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| 89, Whittington Road599 m away | 129 m² | 165 m² | +36 m² +28% | 2026 |
|---|
| 30, Goring Road692 m away | 125 m² | 161 m² | +36 m² +29% | 2025 |
|---|
| 9, Dawlish Avenue944 m away | 102 m² | 138 m² | +36 m² +35% | 2025 |
|---|
| 78, Clarence Road850 m away | 78 m² | 114 m² | +36 m² +46% | 2022 |
|---|
| 91a, Warwick Road948 m away | 95 m² | 131 m² | +36 m² +38% | 2022 |
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| 65, York Road871 m away | 115 m² | 151 m² | +36 m² +31% | 2020 |
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| 175, Whittington Road434 m away | 52 m² | 88 m² | +36 m² +69% | 2019 |
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| 15, Sylvan Avenue531 m away | 41 m² | 77 m² | +36 m² +88% | 2019 |
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| 8c, Brownlow Road805 m away | 51 m² | 87 m² | +36 m² +71% | 2018 |
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| 2, Belmont Avenue658 m away | 78 m² | 113 m² | +35 m² +45% | 2026 |
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| 40, Nightingale Road823 m away | 86 m² | 121 m² | +35 m² +41% | 2026 |
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| 181, Whittington Road434 m away | 126 m² | 161 m² | +35 m² +28% | 2025 |
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| 178, Tottenhall Road891 m away | 111 m² | 146 m² | +35 m² +32% | 2025 |
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| 68, Nightingale Road936 m away | 95 m² | 130 m² | +35 m² +37% | 2022 |
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| 27, Sylvan Avenue578 m away | 64 m² | 99 m² | +35 m² +55% | 2021 |
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| 131, Tottenhall Road567 m away | 54 m² | 89 m² | +35 m² +65% | 2015 |
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| 45b, Sidney Avenue125 m away | 99 m² | 133 m² | +34 m² +34% | 2025 |
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| 47, York Road871 m away | 52 m² | 86 m² | +34 m² +65% | 2024 |
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| 40, Riverway739 m away | 153 m² | 187 m² | +34 m² +22% | 2022 |
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| 17, Cheshire Road381 m away | 113 m² | 147 m² | +34 m² +30% | 2020 |
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| 123, Powys Lane791 m away | 39 m² | 73 m² | +34 m² +87% | 2018 |
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| 1, The Grove733 m away | 53 m² | 87 m² | +34 m² +64% | 2012 |
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| 5, Prytaneum Court, 251, Green Lanes562 m away | 48 m² | 81 m² | +33 m² +69% | 2026 |
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| 73, Maryland Road434 m away | 111 m² | 144 m² | +33 m² +30% | 2024 |
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| 78, Lyndhurst Road388 m away | 37 m² | 70 m² | +33 m² +89% | 2023 |
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| 134, Palmerston Road177 m away | 115 m² | 148 m² | +33 m² +29% | 2018 |
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| 314, High Road529 m away | 60 m² | 93 m² | +33 m² +55% | 2018 |
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| 58, Belsize Avenue80 m away | 127 m² | 160 m² | +33 m² +26% | 2016 |
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| 18, Myddleton Road451 m away | 125 m² | 157 m² | +32 m² +26% | 2026 |
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| 109, Tottenhall Road567 m away | 56 m² | 88 m² | +32 m² +57% | 2025 |
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| 96, Broomfield Avenue630 m away | 120 m² | 152 m² | +32 m² +27% | 2023 |
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| 10, Hampshire Road525 m away | 112 m² | 144 m² | +32 m² +29% | 2022 |
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| 21, Northbrook Road561 m away | 102 m² | 134 m² | +32 m² +31% | 2020 |
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| 87, Trinity Road904 m away | 42 m² | 74 m² | +32 m² +76% | 2020 |
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| 153, Maryland Road606 m away | 42 m² | 73 m² | +31 m² +74% | 2026 |
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| 40, Truro Road684 m away | 137 m² | 168 m² | +31 m² +23% | 2026 |
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| 129, Sylvan Avenue719 m away | 113 m² | 144 m² | +31 m² +27% | 2025 |
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| 88, Woodside Road639 m away | 56 m² | 87 m² | +31 m² +55% | 2024 |
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| 124b, Whittington Road402 m away | 63 m² | 94 m² | +31 m² +49% | 2023 |
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| 28, Queens Road774 m away | 71 m² | 102 m² | +31 m² +44% | 2023 |
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| 4a, Manor Road475 m away | 53 m² | 84 m² | +31 m² +58% | 2022 |
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| 53, Hardwicke Road604 m away | 138 m² | 169 m² | +31 m² +22% | 2021 |
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| 107, Whittington Road599 m away | 54 m² | 85 m² | +31 m² +57% | 2020 |
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| 84, Arcadian Gardens537 m away | 32 m² | 63 m² | +31 m² +97% | 2014 |
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| 8, Broomfield Avenue813 m away | 85 m² | 116 m² | +31 m² +36% | 2013 |
|---|
| 20a, Belsize Avenue80 m away | 48 m² | 78 m² | +30 m² +63% | 2025 |
|---|
| 14, Ecclesbourne Gardens483 m away | 101 m² | 131 m² | +30 m² +30% | 2024 |
|---|
| 55, Hawthorn Avenue582 m away | 100 m² | 130 m² | +30 m² +30% | 2022 |
|---|
| 14, Arnold Gardens911 m away | 93 m² | 123 m² | +30 m² +32% | 2021 |
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| 36, Livingstone Road554 m away | 89 m² | 119 m² | +30 m² +34% | 2020 |
|---|
| Flat 2, 31, Goring Road607 m away | 51 m² | 81 m² | +30 m² +59% | 2020 |
|---|
| 92, Woodside Road639 m away | 58 m² | 88 m² | +30 m² +52% | 2019 |
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| 449, High Road394 m away | 52 m² | 82 m² | +30 m² +58% | 2016 |
|---|
| 85, Brownlow Road732 m away | 26 m² | 56 m² | +30 m² +115% | 2016 |
|---|
| 91, Woodside Road768 m away | 119 m² | 149 m² | +30 m² +25% | 2013 |
|---|
| 95, Maryland Road434 m away | 101 m² | 130 m² | +29 m² +29% | 2025 |
|---|
| 111, Lyndhurst Road384 m away | 65 m² | 94 m² | +29 m² +45% | 2020 |
|---|
| 13, Sylvan Avenue531 m away | 38 m² | 67 m² | +29 m² +76% | 2020 |
|---|
| 10, Cheshire Road381 m away | 52 m² | 81 m² | +29 m² +56% | 2016 |
|---|
| 164, Princes Avenue792 m away | 165 m² | 194 m² | +29 m² +18% | 2015 |
|---|
| 69, Marlborough Road497 m away | 58 m² | 86 m² | +28 m² +48% | 2026 |
|---|
| 1, Brook Mews400 m away | 80 m² | 108 m² | +28 m² +35% | 2025 |
|---|
| 26, Herbert Road743 m away | 97 m² | 125 m² | +28 m² +29% | 2022 |
|---|
| 20b, Broomfield Avenue813 m away | 92 m² | 120 m² | +28 m² +30% | 2019 |
|---|
| 37, Richmond Road697 m away | 57 m² | 85 m² | +28 m² +49% | 2017 |
|---|
| 43, Spencer Avenue190 m away | 30 m² | 58 m² | +28 m² +93% | 2011 |
|---|
| 238, Green Lanes871 m away | 36 m² | 64 m² | +28 m² +78% | 2009 |
|---|
| 55, Cranford Avenue622 m away | 114 m² | 141 m² | +27 m² +24% | 2026 |
|---|
| A home on Woodside Road639 m away | 125 m² | 152 m² | +27 m² +22% | 2026 |
|---|
| 29, Russell Road290 m away | 128 m² | 155 m² | +27 m² +21% | 2025 |
|---|
| 9, Ecclesbourne Close500 m away | 76 m² | 103 m² | +27 m² +36% | 2024 |
|---|
| 119, Marlborough Road387 m away | 98 m² | 125 m² | +27 m² +28% | 2023 |
|---|
| 163, Princes Avenue790 m away | 136 m² | 163 m² | +27 m² +20% | 2023 |
|---|
| 32b, Sylvan Avenue599 m away | 68 m² | 95 m² | +27 m² +40% | 2018 |
|---|
| 2a, Norfolk Avenue821 m away | 77 m² | 104 m² | +27 m² +35% | 2017 |
|---|
| 17, Riverway781 m away | 106 m² | 133 m² | +27 m² +25% | 2014 |
|---|
| 45, Princes Avenue382 m away | 68 m² | 94 m² | +26 m² +38% | 2026 |
|---|
| 19, Arnold Gardens911 m away | 90 m² | 116 m² | +26 m² +29% | 2026 |
|---|
| 39a, Wolves Lane672 m away | 123 m² | 149 m² | +26 m² +21% | 2025 |
|---|
| 29, Belsize Avenue111 m away | 112 m² | 138 m² | +26 m² +23% | 2024 |
|---|
| 16, Myddleton Road451 m away | 66 m² | 92 m² | +26 m² +39% | 2023 |
|---|
| 11, Myddleton Road477 m away | 145 m² | 171 m² | +26 m² +18% | 2022 |
|---|
| 16, Lancaster Road881 m away | 51 m² | 77 m² | +26 m² +51% | 2021 |
|---|
| 7a, Melbourne Avenue48 m away | 41 m² | 67 m² | +26 m² +63% | 2019 |
|---|
| 182, Lyndhurst Road541 m away | 38 m² | 64 m² | +26 m² +68% | 2019 |
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