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 SW16 3BL
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 |
|---|---|---|---|---|
| 276, Norbury Avenue460 m away | 165 m² | 337 m² | +172 m² +104% | 2019 |
| 8, Crescent Way307 m away | 130 m² | 301 m² | +171 m² +132% | 2024 |
| 43, Crown Lane983 m away | 203 m² | 356 m² | +153 m² +75% | 2023 |
| 18, Norbury Hill256 m away | 122 m² | 250 m² | +128 m² +105% | 2021 |
| 159, Gibsons Hill740 m away | 165 m² | 291 m² | +126 m² +76% | 2025 |
| 28, Ryecroft Road892 m away | 154 m² | 269 m² | +115 m² +75% | 2016 |
| 8, Florida Road759 m away | 101 m² | 214 m² | +113 m² +112% | 2025 |
| 34, Highbury Avenue818 m away | 95 m² | 206 m² | +111 m² +117% | 2014 |
| 125, Covington Way415 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.
| 165 m² |
| 275 m² |
| +110 m² +67% |
| 2014 |
| 58, Green Lane841 m away | 108 m² | 211 m² | +103 m² +95% | 2023 |
|---|
| 2, Downsview Gardens851 m away | 81 m² | 180 m² | +99 m² +122% | 2023 |
|---|
| 126, Norbury Hill571 m away | 313 m² | 410 m² | +97 m² +31% | 2009 |
|---|
| 3, Gibsons Hill72 m away | 110 m² | 204 m² | +94 m² +85% | 2024 |
|---|
| 66, Braxted Park595 m away | 70 m² | 160 m² | +90 m² +129% | 2012 |
|---|
| 4, Hollies Close620 m away | 178 m² | 267 m² | +89 m² +50% | 2023 |
|---|
| 40, Crescent Way307 m away | 120 m² | 209 m² | +89 m² +74% | 2016 |
|---|
| 18, Groveland Avenue212 m away | 114 m² | 200 m² | +86 m² +75% | 2026 |
|---|
| 7, Voss Court948 m away | 137 m² | 219 m² | +82 m² +60% | 2026 |
|---|
| 57, Norbury Hill432 m away | 90 m² | 171 m² | +81 m² +90% | 2010 |
|---|
| 33, St Oswalds Road531 m away | 97 m² | 176 m² | +79 m² +81% | 2025 |
|---|
| 57, Hawthorn Avenue661 m away | 91 m² | 170 m² | +79 m² +87% | 2022 |
|---|
| 41, Courtland Avenue264 m away | 144 m² | 221 m² | +77 m² +53% | 2017 |
|---|
| 45, Arragon Gardens872 m away | 51 m² | 125 m² | +74 m² +145% | 2023 |
|---|
| 24, The Chase231 m away | 114 m² | 187 m² | +73 m² +64% | 2023 |
|---|
| 14, Buckingham Avenue615 m away | 105 m² | 178 m² | +73 m² +70% | 2014 |
|---|
| 37, Norbury Hill227 m away | 132 m² | 205 m² | +73 m² +55% | 2013 |
|---|
| 163, Covington Way403 m away | 126 m² | 196 m² | +70 m² +56% | 2021 |
|---|
| 303, Norbury Avenue496 m away | 74 m² | 143 m² | +69 m² +93% | 2024 |
|---|
| 23, Copley Park711 m away | 201 m² | 267 m² | +66 m² +33% | 2023 |
|---|
| 12, Danbrook Road769 m away | 88 m² | 154 m² | +66 m² +75% | 2021 |
|---|
| 215, Woodmansterne Road952 m away | 80 m² | 145 m² | +65 m² +81% | 2023 |
|---|
| 62, Braxted Park595 m away | 266 m² | 330 m² | +64 m² +24% | 2016 |
|---|
| 4, Leafield Close763 m away | 121 m² | 184 m² | +63 m² +52% | 2023 |
|---|
| 22, Briar Avenue393 m away | 113 m² | 174 m² | +61 m² +54% | 2012 |
|---|
| 185, Sherwood Avenue966 m away | 82 m² | 142 m² | +60 m² +73% | 2023 |
|---|
| 38, Braxted Park727 m away | 135 m² | 195 m² | +60 m² +44% | 2020 |
|---|
| 69a, Ryecroft Road754 m away | 146 m² | 204 m² | +58 m² +40% | 2026 |
|---|
| 16, Leafield Close763 m away | 75 m² | 133 m² | +58 m² +77% | 2022 |
|---|
| 4, The Chase231 m away | 103 m² | 160 m² | +57 m² +55% | 2013 |
|---|
| 75, Virginia Road832 m away | 110 m² | 166 m² | +56 m² +51% | 2021 |
|---|
| 270, Woodmansterne Road850 m away | 64 m² | 119 m² | +55 m² +86% | 2019 |
|---|
| 4, Florida Road759 m away | 99 m² | 153 m² | +54 m² +55% | 2020 |
|---|
| 59, Hepworth Road791 m away | 89 m² | 143 m² | +54 m² +61% | 2016 |
|---|
| 45, Christian Fields140 m away | 96 m² | 149 m² | +53 m² +55% | 2023 |
|---|
| 10, Hepworth Road814 m away | 100 m² | 153 m² | +53 m² +53% | 2021 |
|---|
| 48, Norbury Close376 m away | 93 m² | 146 m² | +53 m² +57% | 2015 |
|---|
| 40, Christian Fields177 m away | 112 m² | 164 m² | +52 m² +46% | 2016 |
|---|
| 52, Covington Way693 m away | 92 m² | 144 m² | +52 m² +57% | 2015 |
|---|
| 47, Craignish Avenue822 m away | 106 m² | 156 m² | +50 m² +47% | 2024 |
|---|
| 74, Braxted Park595 m away | 98 m² | 148 m² | +50 m² +51% | 2023 |
|---|
| 67, Colmer Road709 m away | 105 m² | 155 m² | +50 m² +48% | 2023 |
|---|
| 101, Virginia Road832 m away | 82 m² | 132 m² | +50 m² +61% | 2023 |
|---|
| 542, Streatham High Road866 m away | 115 m² | 165 m² | +50 m² +43% | 2020 |
|---|
| 58, Braxted Park595 m away | 210 m² | 260 m² | +50 m² +24% | 2019 |
|---|
| 42, St Oswalds Road550 m away | 119 m² | 169 m² | +50 m² +42% | 2014 |
|---|
| 28, The Chase231 m away | 114 m² | 164 m² | +50 m² +44% | 2013 |
|---|
| 88, Bishops Park Road785 m away | 100 m² | 149 m² | +49 m² +49% | 2021 |
|---|
| 81, Norbury Crescent660 m away | 126 m² | 175 m² | +49 m² +39% | 2016 |
|---|
| 51, Heybridge Avenue770 m away | 171 m² | 219 m² | +48 m² +28% | 2019 |
|---|
| 39, Heybridge Avenue770 m away | 210 m² | 258 m² | +48 m² +23% | 2019 |
|---|
| 132, Norbury Hill571 m away | 217 m² | 264 m² | +47 m² +22% | 2026 |
|---|
| 247, Woodmansterne Road952 m away | 84 m² | 131 m² | +47 m² +56% | 2025 |
|---|
| 53, Briar Avenue424 m away | 151 m² | 198 m² | +47 m² +31% | 2024 |
|---|
| 53, Guildersfield Road911 m away | 114 m² | 161 m² | +47 m² +41% | 2024 |
|---|
| 1, Craignish Avenue736 m away | 56 m² | 103 m² | +47 m² +84% | 2021 |
|---|
| 11, Colmer Road709 m away | 96 m² | 142 m² | +46 m² +48% | 2025 |
|---|
| 32, Norbury Close376 m away | 95 m² | 141 m² | +46 m² +48% | 2022 |
|---|
| 113, Ellison Road920 m away | 82 m² | 128 m² | +46 m² +56% | 2020 |
|---|
| 18, Arragon Gardens889 m away | 118 m² | 164 m² | +46 m² +39% | 2015 |
|---|
| 40, Biggin Hill738 m away | 84 m² | 129 m² | +45 m² +54% | 2023 |
|---|
| 30, Arragon Gardens889 m away | 122 m² | 167 m² | +45 m² +37% | 2015 |
|---|
| Flat 2, Fern Lodge, Crown Lane993 m away | 42 m² | 86 m² | +44 m² +105% | 2023 |
|---|
| 44, Colmer Road731 m away | 98 m² | 142 m² | +44 m² +45% | 2020 |
|---|
| 301, Green Lane361 m away | 127 m² | 171 m² | +44 m² +35% | 2018 |
|---|
| 21, Guildersfield Road911 m away | 131 m² | 175 m² | +44 m² +34% | 2015 |
|---|
| 530a, Streatham High Road866 m away | 52 m² | 96 m² | +44 m² +85% | 2012 |
|---|
| 33, Southbrook Road888 m away | 91 m² | 135 m² | +44 m² +48% | 2011 |
|---|
| 37, Crescent Way375 m away | 126 m² | 169 m² | +43 m² +34% | 2024 |
|---|
| 66, Green Lane735 m away | 85 m² | 128 m² | +43 m² +51% | 2023 |
|---|
| 1, St Leonards Walk568 m away | 72 m² | 115 m² | +43 m² +60% | 2016 |
|---|
| 54, Colmer Road731 m away | 98 m² | 140 m² | +42 m² +43% | 2023 |
|---|
| 115, Biggin Hill771 m away | 65 m² | 107 m² | +42 m² +65% | 2018 |
|---|
| 38, Baldry Gardens863 m away | 44 m² | 86 m² | +42 m² +95% | 2015 |
|---|
| 14, White Lodge819 m away | 103 m² | 144 m² | +41 m² +40% | 2026 |
|---|
| 29, Guildersfield Road911 m away | 122 m² | 163 m² | +41 m² +34% | 2024 |
|---|
| 3, Covington Way415 m away | 94 m² | 135 m² | +41 m² +44% | 2017 |
|---|
| 22, Oakhill Road838 m away | 103 m² | 144 m² | +41 m² +40% | 2016 |
|---|
| 85c, Norbury Crescent660 m away | 66 m² | 106 m² | +40 m² +61% | 2025 |
|---|
| 53, Maryland Road921 m away | 106 m² | 145 m² | +39 m² +37% | 2025 |
|---|
| 24, Penistone Road933 m away | 120 m² | 159 m² | +39 m² +33% | 2025 |
|---|
| 5, Havisham Place778 m away | 159 m² | 198 m² | +39 m² +25% | 2024 |
|---|
| 42, Norbury Close376 m away | 92 m² | 131 m² | +39 m² +42% | 2022 |
|---|
| Flat 23, 582, Streatham High Road742 m away | 38 m² | 77 m² | +39 m² +103% | 2017 |
|---|
| 261, Green Lane82 m away | 115 m² | 154 m² | +39 m² +34% | 2013 |
|---|
| Flat A, 3, Danbrook Road766 m away | 48 m² | 87 m² | +39 m² +81% | 2013 |
|---|
| 26, Crescent Way307 m away | 140 m² | 178 m² | +38 m² +27% | 2022 |
|---|
| 33, Bishops Park Road812 m away | 119 m² | 157 m² | +38 m² +32% | 2021 |
|---|
| 4, Acacia Road691 m away | 96 m² | 134 m² | +38 m² +40% | 2018 |
|---|
| 36, Hepworth Road814 m away | 59 m² | 96 m² | +37 m² +63% | 2025 |
|---|
| 124, Dalmeny Avenue920 m away | 93 m² | 130 m² | +37 m² +40% | 2025 |
|---|
| 7, Danbrook Road766 m away | 48 m² | 85 m² | +37 m² +77% | 2024 |
|---|
| 65, Christian Fields371 m away | 109 m² | 146 m² | +37 m² +34% | 2021 |
|---|
| 13, Groveland Avenue336 m away | 119 m² | 156 m² | +37 m² +31% | 2020 |
|---|
| 85, Virginia Road832 m away | 197 m² | 233 m² | +36 m² +18% | 2023 |
|---|
| 4, Hilldown Road697 m away | 176 m² | 212 m² | +36 m² +20% | 2022 |
|---|
| 8, Bishops Park Road791 m away | 108 m² | 144 m² | +36 m² +33% | 2021 |
|---|
| 39, Crown Lane983 m away | 33 m² | 69 m² | +36 m² +109% | 2020 |
|---|
| 144, Green Lane222 m away | 123 m² | 159 m² | +36 m² +29% | 2019 |
|---|
| 32, Heybridge Avenue734 m away | 182 m² | 218 m² | +36 m² +20% | 2019 |
|---|
| 49, Crown Lane983 m away | 202 m² | 238 m² | +36 m² +18% | 2018 |
|---|
| 1, Danbrook Road766 m away | 53 m² | 89 m² | +36 m² +68% | 2012 |
|---|
| 87, Florida Road859 m away | 104 m² | 139 m² | +35 m² +34% | 2017 |
|---|
| 51, Norbury Hill227 m away | 98 m² | 133 m² | +35 m² +36% | 2015 |
|---|
| 90, Green Lane632 m away | 120 m² | 155 m² | +35 m² +29% | 2010 |
|---|
| 4, Hillcote Avenue169 m away | 120 m² | 154 m² | +34 m² +28% | 2025 |
|---|
| 104, Strathbrook Road481 m away | 109 m² | 143 m² | +34 m² +31% | 2024 |
|---|
| 6, Danbrook Road769 m away | 89 m² | 123 m² | +34 m² +38% | 2024 |
|---|
| 68, Florida Road878 m away | 150 m² | 184 m² | +34 m² +23% | 2021 |
|---|
| 42, Danbrook Road769 m away | 113 m² | 147 m² | +34 m² +30% | 2018 |
|---|
| 1, Covington Way415 m away | 117 m² | 151 m² | +34 m² +29% | 2015 |
|---|
| Flat 85, Radnor House, 1272, London Road860 m away | 34 m² | 68 m² | +34 m² +100% | 2012 |
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| Flat 80, Radnor House, 1272, London Road860 m away | 30 m² | 63 m² | +33 m² +110% | 2026 |
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| 58, Glencairn Road858 m away | 83 m² | 116 m² | +33 m² +40% | 2025 |
|---|
| 181, Sherwood Avenue966 m away | 83 m² | 116 m² | +33 m² +40% | 2025 |
|---|
| 12a, Guildersfield Road888 m away | 57 m² | 90 m² | +33 m² +58% | 2023 |
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| 25, Christian Fields140 m away | 112 m² | 145 m² | +33 m² +29% | 2018 |
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| 37, Baldry Gardens816 m away | 65 m² | 98 m² | +33 m² +51% | 2017 |
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| 40, St Oswalds Road550 m away | 117 m² | 149 m² | +32 m² +27% | 2026 |
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| 306, Green Lane371 m away | 168 m² | 200 m² | +32 m² +19% | 2024 |
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| 56, Hepworth Road814 m away | 100 m² | 132 m² | +32 m² +32% | 2021 |
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| 12, Ryecroft Road892 m away | 148 m² | 180 m² | +32 m² +22% | 2016 |
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| 12, Glencairn Road858 m away | 122 m² | 153 m² | +31 m² +25% | 2023 |
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| 25, Fairview Road759 m away | 137 m² | 167 m² | +30 m² +22% | 2024 |
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| 1451a, London Road745 m away | 76 m² | 106 m² | +30 m² +39% | 2023 |
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| Flat 3, Fern Lodge, Crown Lane993 m away | 42 m² | 72 m² | +30 m² +71% | 2023 |
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| 4, Christian Fields177 m away | 107 m² | 137 m² | +30 m² +28% | 2021 |
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| 223, Covington Way670 m away | 119 m² | 149 m² | +30 m² +25% | 2020 |
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| 78, Kensington Avenue463 m away | 89 m² | 119 m² | +30 m² +34% | 2018 |
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| 27, St Oswalds Road531 m away | 93 m² | 123 m² | +30 m² +32% | 2016 |
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| 16, Cedarville Gardens568 m away | 117 m² | 147 m² | +30 m² +26% | 2012 |
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| 22, Florida Road759 m away | 135 m² | 164 m² | +29 m² +21% | 2024 |
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| 30, Colebrook Road938 m away | 96 m² | 125 m² | +29 m² +30% | 2022 |
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| 60, Colmer Road731 m away | 96 m² | 125 m² | +29 m² +30% | 2019 |
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| 16, Ryecroft Road892 m away | 179 m² | 208 m² | +29 m² +16% | 2015 |
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| 10, Fairview Road739 m away | 38 m² | 66 m² | +28 m² +74% | 2016 |
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| 74, Danbrook Road769 m away | 24 m² | 52 m² | +28 m² +117% | 2015 |
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| 24, Glencairn Road858 m away | 140 m² | 167 m² | +27 m² +19% | 2021 |
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| Flat 1, 11, Stanford Road869 m away | 34 m² | 61 m² | +27 m² +79% | 2020 |
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| 5, Northborough Road980 m away | 62 m² | 89 m² | +27 m² +44% | 2020 |
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| 62, Covington Way693 m away | 104 m² | 131 m² | +27 m² +26% | 2014 |
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| 17, Bigginwood Road465 m away | 87 m² | 113 m² | +26 m² +30% | 2026 |
|---|
| 105, Virginia Road832 m away | 119 m² | 145 m² | +26 m² +22% | 2023 |
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| 67, St Oswalds Road531 m away | 86 m² | 112 m² | +26 m² +30% | 2020 |
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| Flat 2, 9, Roche Road699 m away | 47 m² | 73 m² | +26 m² +55% | 2020 |
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| 22, Glencairn Road858 m away | 37 m² | 63 m² | +26 m² +70% | 2014 |
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| 63, St Oswalds Road531 m away | 87 m² | 113 m² | +26 m² +30% | 2013 |
|---|
| 4, Arragon Gardens889 m away | 128 m² | 153 m² | +25 m² +20% | 2024 |
|---|
| 19, Guildersfield Road911 m away | 47 m² | 72 m² | +25 m² +53% | 2024 |
|---|
| 73, Danbrook Road766 m away | 24 m² | 49 m² | +25 m² +104% | 2023 |
|---|
| 10, St Oswalds Road550 m away | 94 m² | 119 m² | +25 m² +27% | 2021 |
|---|
| 52, Biggin Hill738 m away | 112 m² | 137 m² | +25 m² +22% | 2021 |
|---|
| 22, Fairview Road739 m away | 115 m² | 140 m² | +25 m² +22% | 2019 |
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| 193, Covington Way670 m away | 144 m² | 169 m² | +25 m² +17% | 2015 |
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| 111, Marston Way942 m away | 44 m² | 69 m² | +25 m² +57% | 2014 |
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| 115, Norbury Crescent660 m away | 38 m² | 63 m² | +25 m² +66% | 2010 |
|---|
| 14, Covington Gardens688 m away | 120 m² | 144 m² | +24 m² +20% | 2026 |
|---|
| 23, Crescent Way375 m away | 158 m² | 182 m² | +24 m² +15% | 2025 |
|---|
| 26, Briar Avenue393 m away | 111 m² | 135 m² | +24 m² +22% | 2024 |
|---|
| 55, Norbury Hill227 m away | 95 m² | 119 m² | +24 m² +25% | 2021 |
|---|
| 17, Maryland Road819 m away | 108 m² | 132 m² | +24 m² +22% | 2020 |
|---|
| 15, Hawthorn Avenue661 m away | 100 m² | 124 m² | +24 m² +24% | 2018 |
|---|
| 272, Beulah Hill950 m away | 84 m² | 108 m² | +24 m² +29% | 2018 |
|---|
| 88, Kensington Avenue463 m away | 101 m² | 124 m² | +23 m² +23% | 2026 |
|---|
| 277, Norbury Avenue496 m away | 56 m² | 79 m² | +23 m² +41% | 2026 |
|---|
| 29, Hillcote Avenue192 m away | 147 m² | 170 m² | +23 m² +16% | 2024 |
|---|
| 1, Virginia Road622 m away | 114 m² | 137 m² | +23 m² +20% | 2020 |
|---|
| 62, Glencairn Road858 m away | 83 m² | 105 m² | +22 m² +27% | 2024 |
|---|
| 11, Buckingham Gardens695 m away | 70 m² | 92 m² | +22 m² +31% | 2017 |
|---|
| 42, Gibsons Hill170 m away | 117 m² | 139 m² | +22 m² +19% | 2013 |
|---|
| 10, Bigginwood Road488 m away | 135 m² | 156 m² | +21 m² +16% | 2026 |
|---|
| 109, Biggin Hill771 m away | 78 m² | 99 m² | +21 m² +27% | 2026 |
|---|
| 40, Colmer Road731 m away | 117 m² | 138 m² | +21 m² +18% | 2022 |
|---|
| 10, Acacia Road691 m away | 81 m² | 102 m² | +21 m² +26% | 2021 |
|---|
| 14, Preston Road959 m away | 90 m² | 111 m² | +21 m² +23% | 2021 |
|---|
| Flat 8, Marqueen Towers, 612 - 618, Streatham High Road660 m away | 37 m² | 58 m² | +21 m² +57% | 2019 |
|---|
| 3, Courtland Avenue261 m away | 137 m² | 158 m² | +21 m² +15% | 2018 |
|---|
| Flat A, 77, Braxted Park595 m away | 88 m² | 109 m² | +21 m² +24% | 2015 |
|---|
| 47, Preston Road959 m away | 104 m² | 125 m² | +21 m² +20% | 2015 |
|---|
| 228, Green Lane0 m away | 126 m² | 147 m² | +21 m² +17% | 2014 |
|---|
| 25, Glencairn Road857 m away | 139 m² | 160 m² | +21 m² +15% | 2011 |
|---|
| 26, Cedarville Gardens568 m away | 118 m² | 138 m² | +20 m² +17% | 2025 |
|---|
| 147, Green Lane313 m away | 102 m² | 122 m² | +20 m² +20% | 2018 |
|---|
| 15, Preston Road959 m away | 105 m² | 125 m² | +20 m² +19% | 2017 |
|---|
| 20, Preston Road959 m away | 130 m² | 150 m² | +20 m² +15% | 2015 |
|---|
| 17, Glencairn Road857 m away | 113 m² | 132 m² | +19 m² +17% | 2025 |
|---|
| Flat 15, Coulthurst Court, 1a, Heybridge Avenue813 m away | 41 m² | 60 m² | +19 m² +46% | 2024 |
|---|
| 62, Maryland Road944 m away | 90 m² | 109 m² | +19 m² +21% | 2024 |
|---|
| 578a, Streatham High Road773 m away | 90 m² | 109 m² | +19 m² +21% | 2021 |
|---|
| Flat 106, Radnor House, 1272, London Road860 m away | 55 m² | 74 m² | +19 m² +35% | 2021 |
|---|
| 194, Green Lane222 m away | 115 m² | 134 m² | +19 m² +17% | 2020 |
|---|