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 N10 1BF
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 |
|---|---|---|---|---|
| 12a, Wetherill Road849 m away | 88 m² | 207 m² | +119 m² +135% | 2022 |
| 67, Wilton Road733 m away | 92 m² | 198 m² | +106 m² +115% | 2024 |
| 1, Barrenger Road632 m away | 73 m² | 177 m² | +104 m² +142% | 2024 |
| 24a, Sydney Road798 m away | 80 m² | 182 m² | +102 m² +127% | 2017 |
| 7, Ferncroft Avenue833 m away | 130 m² | 221 m² | +91 m² +70% | 2022 |
| 68, Coppetts Road405 m away | 86 m² | 171 m² | +85 m² +99% | 2022 |
| 65, Crescent Way977 m away | 82 m² | 165 m² | +83 m² +101% | 2021 |
| 32, Ferncroft Avenue833 m away | 93 m² | 172 m² | +79 m² +85% | 2024 |
| 1, Wetherill Road710 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.
| 62 m² |
| 139 m² |
| +77 m² +124% |
| 2012 |
| 2, Goodwyns Vale864 m away | 107 m² | 182 m² | +75 m² +70% | 2026 |
|---|
| 48, Coppetts Road405 m away | 83 m² | 158 m² | +75 m² +90% | 2016 |
|---|
| 36, Thurlestone Avenue791 m away | 94 m² | 168 m² | +74 m² +79% | 2025 |
|---|
| 112, Sydney Road836 m away | 75 m² | 147 m² | +72 m² +96% | 2016 |
|---|
| 96, Halliwick Road570 m away | 101 m² | 171 m² | +70 m² +69% | 2020 |
|---|
| 4, St Johns Villas998 m away | 105 m² | 175 m² | +70 m² +67% | 2018 |
|---|
| 38, Greenham Road854 m away | 133 m² | 201 m² | +68 m² +51% | 2024 |
|---|
| 26, Greenham Road854 m away | 154 m² | 218 m² | +64 m² +42% | 2020 |
|---|
| 94, George Crescent477 m away | 84 m² | 146 m² | +62 m² +74% | 2026 |
|---|
| 273, Colney Hatch Lane787 m away | 95 m² | 157 m² | +62 m² +65% | 2017 |
|---|
| 50, Wilton Road773 m away | 148 m² | 208 m² | +60 m² +41% | 2024 |
|---|
| 26, Albion Avenue492 m away | 78 m² | 138 m² | +60 m² +77% | 2016 |
|---|
| 76, Halliwick Road570 m away | 78 m² | 137 m² | +59 m² +76% | 2025 |
|---|
| 85, Steeds Road609 m away | 75 m² | 133 m² | +58 m² +77% | 2025 |
|---|
| 113, Sydney Road791 m away | 102 m² | 159 m² | +57 m² +56% | 2020 |
|---|
| 25, Ferncroft Avenue833 m away | 94 m² | 151 m² | +57 m² +61% | 2019 |
|---|
| 98, Sutton Road624 m away | 125 m² | 181 m² | +56 m² +45% | 2017 |
|---|
| 12, Upway898 m away | 78 m² | 133 m² | +55 m² +71% | 2024 |
|---|
| 17, Coldfall Avenue818 m away | 108 m² | 161 m² | +53 m² +49% | 2023 |
|---|
| 7, Woodleigh Avenue841 m away | 99 m² | 152 m² | +53 m² +54% | 2023 |
|---|
| 17, Priory Villas, Colney Hatch Lane890 m away | 87 m² | 140 m² | +53 m² +61% | 2017 |
|---|
| 42, Sutton Road636 m away | 107 m² | 158 m² | +51 m² +48% | 2026 |
|---|
| 16, Pembroke Road658 m away | 102 m² | 153 m² | +51 m² +50% | 2021 |
|---|
| 179, Summers Lane888 m away | 82 m² | 132 m² | +50 m² +61% | 2026 |
|---|
| 8, Hopkins Close493 m away | 60 m² | 109 m² | +49 m² +82% | 2021 |
|---|
| 19, Greenham Road827 m away | 58 m² | 107 m² | +49 m² +84% | 2016 |
|---|
| 2, Barnard Hill948 m away | 64 m² | 112 m² | +48 m² +75% | 2025 |
|---|
| 168, Colney Hatch Lane692 m away | 124 m² | 172 m² | +48 m² +39% | 2024 |
|---|
| 30, Hill Road604 m away | 56 m² | 104 m² | +48 m² +86% | 2022 |
|---|
| 86a, Greenham Road854 m away | 67 m² | 115 m² | +48 m² +72% | 2020 |
|---|
| 12, Coldfall Avenue818 m away | 131 m² | 179 m² | +48 m² +37% | 2012 |
|---|
| 46, Steeds Road603 m away | 58 m² | 105 m² | +47 m² +81% | 2023 |
|---|
| 14, Ferncroft Avenue833 m away | 94 m² | 141 m² | +47 m² +50% | 2023 |
|---|
| 147, Colney Hatch Lane568 m away | 58 m² | 105 m² | +47 m² +81% | 2021 |
|---|
| 283, Colney Hatch Lane787 m away | 95 m² | 142 m² | +47 m² +49% | 2011 |
|---|
| 7, Summers Row862 m away | 75 m² | 121 m² | +46 m² +61% | 2026 |
|---|
| 29, Newton Avenue712 m away | 82 m² | 128 m² | +46 m² +56% | 2021 |
|---|
| 22, Greenham Road854 m away | 151 m² | 197 m² | +46 m² +30% | 2021 |
|---|
| 76, Old Farm Road928 m away | 36 m² | 81 m² | +45 m² +125% | 2014 |
|---|
| 67, Coppetts Road614 m away | 102 m² | 146 m² | +44 m² +43% | 2025 |
|---|
| 118, Summers Lane869 m away | 84 m² | 128 m² | +44 m² +52% | 2025 |
|---|
| 13, Wetherill Road710 m away | 90 m² | 134 m² | +44 m² +49% | 2023 |
|---|
| 86, Greenham Road854 m away | 69 m² | 112 m² | +43 m² +62% | 2026 |
|---|
| 32, Halton Close712 m away | 66 m² | 109 m² | +43 m² +65% | 2021 |
|---|
| 147, Gilson Place55 m away | 78 m² | 120 m² | +42 m² +54% | 2023 |
|---|
| 90, Halliwick Road570 m away | 115 m² | 157 m² | +42 m² +37% | 2018 |
|---|
| 30, Coppetts Close407 m away | 108 m² | 150 m² | +42 m² +39% | 2012 |
|---|
| 5, Alma Road719 m away | 72 m² | 113 m² | +41 m² +57% | 2026 |
|---|
| 13, Cheddar Close903 m away | 75 m² | 116 m² | +41 m² +55% | 2014 |
|---|
| 4, Osier Crescent399 m away | 96 m² | 136 m² | +40 m² +42% | 2025 |
|---|
| 10, Sutton Road636 m away | 131 m² | 171 m² | +40 m² +31% | 2019 |
|---|
| 94a, Wilton Road767 m away | 60 m² | 100 m² | +40 m² +67% | 2017 |
|---|
| 26, Hollyfield Avenue910 m away | 92 m² | 132 m² | +40 m² +43% | 2015 |
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| 10, Cromwell Road594 m away | 82 m² | 121 m² | +39 m² +48% | 2026 |
|---|
| 3, Garthway932 m away | 87 m² | 126 m² | +39 m² +45% | 2023 |
|---|
| 75, Halliwick Road535 m away | 86 m² | 125 m² | +39 m² +45% | 2014 |
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| 75a, Sutton Road664 m away | 75 m² | 114 m² | +39 m² +52% | 2013 |
|---|
| 87, Poplar Grove627 m away | 66 m² | 104 m² | +38 m² +58% | 2025 |
|---|
| 96, Summers Lane869 m away | 73 m² | 111 m² | +38 m² +52% | 2013 |
|---|
| 45, Pages Hill990 m away | 124 m² | 161 m² | +37 m² +30% | 2026 |
|---|
| 18, Goodwyns Vale864 m away | 176 m² | 213 m² | +37 m² +21% | 2022 |
|---|
| 40, Cromwell Road594 m away | 74 m² | 111 m² | +37 m² +50% | 2020 |
|---|
| 303, Colney Hatch Lane787 m away | 104 m² | 141 m² | +37 m² +36% | 2014 |
|---|
| 7, Alma Road719 m away | 75 m² | 111 m² | +36 m² +48% | 2026 |
|---|
| 38, Goodwyns Vale864 m away | 65 m² | 101 m² | +36 m² +55% | 2024 |
|---|
| Flat 2, 140, Colney Hatch Lane841 m away | 75 m² | 111 m² | +36 m² +48% | 2023 |
|---|
| 91, Pembroke Road616 m away | 103 m² | 139 m² | +36 m² +35% | 2022 |
|---|
| 36, Cromwell Road594 m away | 74 m² | 110 m² | +36 m² +49% | 2018 |
|---|
| 107, Pembroke Road616 m away | 88 m² | 124 m² | +36 m² +41% | 2017 |
|---|
| 73, Greenham Road827 m away | 130 m² | 165 m² | +35 m² +27% | 2024 |
|---|
| 62, Greenham Road854 m away | 117 m² | 152 m² | +35 m² +30% | 2022 |
|---|
| 12, Wilton Road773 m away | 142 m² | 177 m² | +35 m² +25% | 2019 |
|---|
| 123, Pembroke Road616 m away | 76 m² | 111 m² | +35 m² +46% | 2016 |
|---|
| 12, Cromwell Road594 m away | 87 m² | 122 m² | +35 m² +40% | 2014 |
|---|
| 134, Colney Hatch Lane841 m away | 46 m² | 81 m² | +35 m² +76% | 2013 |
|---|
| 17, Hampden Road546 m away | 83 m² | 117 m² | +34 m² +41% | 2022 |
|---|
| 125, Pembroke Road616 m away | 79 m² | 113 m² | +34 m² +43% | 2016 |
|---|
| 29, Sutton Road690 m away | 77 m² | 111 m² | +34 m² +44% | 2016 |
|---|
| 4, Forest Walk848 m away | 60 m² | 94 m² | +34 m² +57% | 2016 |
|---|
| 64, Sydney Road818 m away | 147 m² | 181 m² | +34 m² +23% | 2009 |
|---|
| 5, Coldfall Avenue818 m away | 112 m² | 145 m² | +33 m² +29% | 2026 |
|---|
| 13, Barnard Hill948 m away | 143 m² | 176 m² | +33 m² +23% | 2026 |
|---|
| 17, Newton Avenue712 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
|---|
| 162a, Sydney Road841 m away | 53 m² | 85 m² | +32 m² +60% | 2026 |
|---|
| 44, Wilton Road773 m away | 152 m² | 184 m² | +32 m² +21% | 2022 |
|---|
| Flat 204, Princess Park Manor, Royal Drive989 m away | 132 m² | 164 m² | +32 m² +24% | 2022 |
|---|
| 22, Silver Birch Close590 m away | 25 m² | 57 m² | +32 m² +128% | 2014 |
|---|
| 26, Goodwyns Vale864 m away | 130 m² | 161 m² | +31 m² +24% | 2025 |
|---|
| 35, Greenham Road827 m away | 59 m² | 90 m² | +31 m² +53% | 2019 |
|---|
| 18, Pembroke Road658 m away | 111 m² | 142 m² | +31 m² +28% | 2017 |
|---|
| 46, Hollickwood Avenue687 m away | 96 m² | 127 m² | +31 m² +32% | 2013 |
|---|
| 2, Albion Avenue529 m away | 87 m² | 117 m² | +30 m² +34% | 2023 |
|---|
| 22, Lyndhurst Avenue773 m away | 92 m² | 122 m² | +30 m² +33% | 2021 |
|---|
| 58, Hollickwood Avenue687 m away | 87 m² | 116 m² | +29 m² +33% | 2026 |
|---|
| 32, Steeds Road603 m away | 74 m² | 103 m² | +29 m² +39% | 2022 |
|---|
| 4, Pickering Gardens768 m away | 128 m² | 157 m² | +29 m² +23% | 2017 |
|---|
| 3, Forest Walk848 m away | 66 m² | 95 m² | +29 m² +44% | 2016 |
|---|
| Flat 252, Hurstwood Court, Woodhouse Road907 m away | 50 m² | 79 m² | +29 m² +58% | 2012 |
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| 16, Greenham Road854 m away | 103 m² | 131 m² | +28 m² +27% | 2024 |
|---|
| 2, Pembroke Road658 m away | 43 m² | 71 m² | +28 m² +65% | 2015 |
|---|
| 55, Pembroke Road631 m away | 119 m² | 146 m² | +27 m² +23% | 2025 |
|---|
| 8, Swaledale Close948 m away | 74 m² | 101 m² | +27 m² +36% | 2025 |
|---|
| Flat 6, Ripon Court, 119, Ribblesdale Avenue979 m away | 36 m² | 63 m² | +27 m² +75% | 2024 |
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| 127, Pembroke Road616 m away | 71 m² | 98 m² | +27 m² +38% | 2020 |
|---|
| 1, Barnard Hill948 m away | 135 m² | 162 m² | +27 m² +20% | 2019 |
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| Flat 4, 145, Sydney Road795 m away | 43 m² | 70 m² | +27 m² +63% | 2016 |
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| 4, Pembroke Road658 m away | 57 m² | 84 m² | +27 m² +47% | 2015 |
|---|
| 38, Firs Avenue556 m away | 134 m² | 161 m² | +27 m² +20% | 2013 |
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| 65, Sutton Road664 m away | 70 m² | 97 m² | +27 m² +39% | 2012 |
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| 16, Summers Row862 m away | 80 m² | 106 m² | +26 m² +33% | 2026 |
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| 3, Halton Close712 m away | 134 m² | 160 m² | +26 m² +19% | 2024 |
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| 150, Summers Lane792 m away | 62 m² | 88 m² | +26 m² +42% | 2022 |
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| 16, Barnard Hill948 m away | 125 m² | 151 m² | +26 m² +21% | 2022 |
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| 55, Sutton Road664 m away | 55 m² | 81 m² | +26 m² +47% | 2020 |
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| 6, Wilton Road773 m away | 63 m² | 89 m² | +26 m² +41% | 2020 |
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| 33, Coldfall Avenue818 m away | 119 m² | 145 m² | +26 m² +22% | 2019 |
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| 154a, Colney Hatch Lane841 m away | 73 m² | 99 m² | +26 m² +36% | 2018 |
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| 95, Coppetts Road614 m away | 86 m² | 112 m² | +26 m² +30% | 2017 |
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| 218, Alexandra Road868 m away | 172 m² | 198 m² | +26 m² +15% | 2016 |
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| 42, Old Farm Road928 m away | 95 m² | 121 m² | +26 m² +27% | 2015 |
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| 64, Coppetts Road405 m away | 103 m² | 128 m² | +25 m² +24% | 2025 |
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| 31, Sycamore Hill859 m away | 38 m² | 63 m² | +25 m² +66% | 2023 |
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| Flat 24, Hampden Court, Hampden Road576 m away | 24 m² | 49 m² | +25 m² +104% | 2017 |
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| 172, Poplar Grove550 m away | 25 m² | 50 m² | +25 m² +100% | 2014 |
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| Flat 203, Princess Park Manor, Royal Drive989 m away | 129 m² | 153 m² | +24 m² +19% | 2026 |
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| 52, Cromwell Road594 m away | 102 m² | 126 m² | +24 m² +24% | 2025 |
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| 9, Summers Row862 m away | 86 m² | 110 m² | +24 m² +28% | 2024 |
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| 41, Pembroke Road631 m away | 40 m² | 64 m² | +24 m² +60% | 2020 |
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| 126, Grosvenor Road947 m away | 146 m² | 170 m² | +24 m² +16% | 2020 |
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| 212, Alexandra Road868 m away | 73 m² | 97 m² | +24 m² +33% | 2018 |
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| 34, Woodleigh Avenue812 m away | 111 m² | 135 m² | +24 m² +22% | 2017 |
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| 29, The Vale417 m away | 82 m² | 106 m² | +24 m² +29% | 2016 |
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| 14, Pembroke Road658 m away | 57 m² | 81 m² | +24 m² +42% | 2016 |
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| 6, Priory Villas, Colney Hatch Lane890 m away | 51 m² | 74 m² | +23 m² +45% | 2026 |
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| 8, Ingleway949 m away | 55 m² | 78 m² | +23 m² +42% | 2024 |
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| 198, Alexandra Road868 m away | 112 m² | 135 m² | +23 m² +21% | 2021 |
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| 28, Barnard Hill948 m away | 61 m² | 84 m² | +23 m² +38% | 2012 |
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| 14, Alma Road719 m away | 94 m² | 116 m² | +22 m² +23% | 2026 |
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| 27, Coppetts Close407 m away | 68 m² | 90 m² | +22 m² +32% | 2022 |
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| 29, Everington Road752 m away | 73 m² | 95 m² | +22 m² +30% | 2022 |
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| 122, Sydney Road836 m away | 47 m² | 69 m² | +22 m² +47% | 2019 |
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| 41, Coverdale Road837 m away | 129 m² | 150 m² | +21 m² +16% | 2026 |
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| 250, Sydney Road834 m away | 71 m² | 92 m² | +21 m² +30% | 2023 |
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| 72a, Pembroke Road674 m away | 51 m² | 72 m² | +21 m² +41% | 2022 |
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| 28, Crescent Way902 m away | 77 m² | 98 m² | +21 m² +27% | 2019 |
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| 141, Sydney Road791 m away | 77 m² | 98 m² | +21 m² +27% | 2011 |
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| 21, Alexandra Road944 m away | 57 m² | 78 m² | +21 m² +37% | 2011 |
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| 147, Pembroke Road616 m away | 73 m² | 93 m² | +20 m² +27% | 2024 |
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| 8, Dudrich Close711 m away | 106 m² | 126 m² | +20 m² +19% | 2024 |
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| 152a, Sydney Road836 m away | 70 m² | 90 m² | +20 m² +29% | 2023 |
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| 11, Goodwyns Vale864 m away | 127 m² | 147 m² | +20 m² +16% | 2022 |
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| 216, Colney Hatch Lane551 m away | 99 m² | 119 m² | +20 m² +20% | 2021 |
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| Flat 177, Princess Park Manor, Royal Drive926 m away | 98 m² | 118 m² | +20 m² +20% | 2018 |
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| 74, Barrenger Road617 m away | 70 m² | 90 m² | +20 m² +29% | 2017 |
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| 24, George Crescent310 m away | 83 m² | 103 m² | +20 m² +24% | 2016 |
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| 22, The Vale417 m away | 47 m² | 66 m² | +19 m² +40% | 2023 |
|---|
| 16, Cromwell Road594 m away | 77 m² | 96 m² | +19 m² +25% | 2020 |
|---|
| 24, Sutton Road636 m away | 80 m² | 99 m² | +19 m² +24% | 2017 |
|---|
| 126, Colney Hatch Lane841 m away | 30 m² | 49 m² | +19 m² +63% | 2010 |
|---|
| 58, Hill Road604 m away | 59 m² | 77 m² | +18 m² +31% | 2026 |
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| 75, Hill Road596 m away | 59 m² | 77 m² | +18 m² +31% | 2024 |
|---|
| 2, Hampden Road526 m away | 77 m² | 95 m² | +18 m² +23% | 2022 |
|---|
| 6, Thurlestone Avenue791 m away | 90 m² | 108 m² | +18 m² +20% | 2022 |
|---|
| Flat 11, Brian Court, Wetherill Road816 m away | 53 m² | 71 m² | +18 m² +34% | 2021 |
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| 110, Sydney Road836 m away | 76 m² | 94 m² | +18 m² +24% | 2015 |
|---|
| 70, Firs Avenue596 m away | 67 m² | 84 m² | +17 m² +25% | 2022 |
|---|
| 3, Catterick Close917 m away | 96 m² | 113 m² | +17 m² +18% | 2022 |
|---|
| 15, Albion Avenue492 m away | 87 m² | 104 m² | +17 m² +20% | 2021 |
|---|
| 6, Pembroke Mews699 m away | 73 m² | 90 m² | +17 m² +23% | 2017 |
|---|
| 94, Gilson Place0 m away | 78 m² | 94 m² | +16 m² +21% | 2024 |
|---|
| 94, Barrenger Road617 m away | 72 m² | 88 m² | +16 m² +22% | 2023 |
|---|
| 35a, Alma Road719 m away | 62 m² | 78 m² | +16 m² +26% | 2021 |
|---|
| 147, Summers Lane839 m away | 81 m² | 96 m² | +15 m² +19% | 2025 |
|---|
| 2b, Barnard Hill948 m away | 66 m² | 81 m² | +15 m² +23% | 2024 |
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| 68, George Crescent310 m away | 89 m² | 104 m² | +15 m² +17% | 2020 |
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| 54, Larch Close449 m away | 40 m² | 55 m² | +15 m² +38% | 2019 |
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| 10, Strawberry Terrace209 m away | 75 m² | 90 m² | +15 m² +20% | 2018 |
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