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 IG3 9JQ
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 |
|---|---|---|---|---|
| 37, Parkway389 m away | 117 m² | 291 m² | +174 m² +149% | 2021 |
| 71, Thurlestone Avenue873 m away | 115 m² | 264 m² | +149 m² +130% | 2022 |
| 6, Haslemere Road624 m away | 124 m² | 259 m² | +135 m² +109% | 2026 |
| 25, Parkway389 m away | 177 m² | 298 m² | +121 m² +68% | 2024 |
| 56, Sandhurst Drive826 m away | 110 m² | 228 m² | +118 m² +107% | 2025 |
| 76, Malvern Drive858 m away | 96 m² | 214 m² | +118 m² +123% | 2013 |
| 6, Parkway428 m away | 132 m² | 249 m² | +117 m² +89% | 2025 |
| 9, Gyllyngdune Gardens490 m away | 91 m² | 208 m² | +117 m² +129% | 2022 |
| 11, Sunnyside Road848 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.
| 88 m² |
| 202 m² |
| +114 m² +130% |
| 2024 |
| 146, Goodmayes Lane940 m away | 102 m² | 210 m² | +108 m² +106% | 2023 |
|---|
| 25, Westrow Gardens609 m away | 72 m² | 178 m² | +106 m² +147% | 2021 |
|---|
| 19, Thurlestone Avenue663 m away | 124 m² | 226 m² | +102 m² +82% | 2012 |
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| 16, Chudleigh Crescent707 m away | 115 m² | 216 m² | +101 m² +88% | 2025 |
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| 23, Ashburton Avenue856 m away | 87 m² | 188 m² | +101 m² +116% | 2025 |
|---|
| 135, Goodmayes Lane920 m away | 97 m² | 198 m² | +101 m² +104% | 2015 |
|---|
| 35, Budoch Drive884 m away | 86 m² | 181 m² | +95 m² +110% | 2019 |
|---|
| 36, Tavistock Gardens682 m away | 118 m² | 212 m² | +94 m² +80% | 2022 |
|---|
| 35, South Park Crescent308 m away | 96 m² | 188 m² | +92 m² +96% | 2025 |
|---|
| 126, Gordon Road666 m away | 84 m² | 169 m² | +85 m² +101% | 2026 |
|---|
| 53, South Park Road586 m away | 86 m² | 171 m² | +85 m² +99% | 2018 |
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| 9, Brownlea Gardens828 m away | 61 m² | 144 m² | +83 m² +136% | 2019 |
|---|
| 502, Green Lane798 m away | 128 m² | 210 m² | +82 m² +64% | 2019 |
|---|
| 12, Oakwood Gardens539 m away | 83 m² | 164 m² | +81 m² +98% | 2017 |
|---|
| 157, Breamore Road938 m away | 102 m² | 182 m² | +80 m² +78% | 2022 |
|---|
| 72, Dawlish Drive567 m away | 116 m² | 196 m² | +80 m² +69% | 2018 |
|---|
| 20, Parkway428 m away | 84 m² | 164 m² | +80 m² +95% | 2010 |
|---|
| 48, Charlbury Gardens676 m away | 55 m² | 134 m² | +79 m² +144% | 2017 |
|---|
| 99, Ashburton Avenue713 m away | 78 m² | 155 m² | +77 m² +99% | 2019 |
|---|
| 120, Dawlish Drive656 m away | 101 m² | 175 m² | +74 m² +73% | 2012 |
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| 46, Elgin Road989 m away | 143 m² | 216 m² | +73 m² +51% | 2026 |
|---|
| 2, Connaught Road839 m away | 108 m² | 181 m² | +73 m² +68% | 2021 |
|---|
| 115, Levett Gardens825 m away | 80 m² | 153 m² | +73 m² +91% | 2017 |
|---|
| 181, Goodmayes Lane920 m away | 121 m² | 193 m² | +72 m² +60% | 2019 |
|---|
| 1, Farley Drive891 m away | 95 m² | 165 m² | +70 m² +74% | 2014 |
|---|
| 445, Green Lane876 m away | 102 m² | 171 m² | +69 m² +68% | 2026 |
|---|
| 16, Felbrigge Road717 m away | 113 m² | 182 m² | +69 m² +61% | 2023 |
|---|
| 66, Highbury Gardens476 m away | 80 m² | 148 m² | +68 m² +85% | 2026 |
|---|
| 27, Claremont Gardens471 m away | 80 m² | 148 m² | +68 m² +85% | 2020 |
|---|
| 58, Ripley Road310 m away | 85 m² | 153 m² | +68 m² +80% | 2017 |
|---|
| 143, Dawlish Drive656 m away | 116 m² | 183 m² | +67 m² +58% | 2021 |
|---|
| 495, High Road723 m away | 60 m² | 124 m² | +64 m² +107% | 2024 |
|---|
| 465, Green Lane876 m away | 96 m² | 160 m² | +64 m² +67% | 2022 |
|---|
| 95, Cobham Road65 m away | 76 m² | 138 m² | +62 m² +82% | 2021 |
|---|
| 21, Cobham Road204 m away | 85 m² | 147 m² | +62 m² +73% | 2019 |
|---|
| 52, Tavistock Gardens682 m away | 90 m² | 152 m² | +62 m² +69% | 2018 |
|---|
| 42, Malvern Drive858 m away | 100 m² | 162 m² | +62 m² +62% | 2018 |
|---|
| 11, Broadhurst Avenue845 m away | 47 m² | 109 m² | +62 m² +132% | 2009 |
|---|
| 477, Longbridge Road975 m away | 106 m² | 167 m² | +61 m² +58% | 2021 |
|---|
| 185, Grange Road872 m away | 75 m² | 136 m² | +61 m² +81% | 2019 |
|---|
| 116, Park Road720 m away | 71 m² | 131 m² | +60 m² +85% | 2025 |
|---|
| 252, Staines Road567 m away | 91 m² | 151 m² | +60 m² +66% | 2024 |
|---|
| 43, Meadway664 m away | 92 m² | 152 m² | +60 m² +65% | 2015 |
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| 549, Longbridge Road994 m away | 82 m² | 142 m² | +60 m² +73% | 2015 |
|---|
| 170, Ashburton Avenue760 m away | 94 m² | 153 m² | +59 m² +63% | 2023 |
|---|
| 1, Park Road726 m away | 47 m² | 105 m² | +58 m² +123% | 2024 |
|---|
| 165, South Park Drive195 m away | 89 m² | 147 m² | +58 m² +65% | 2020 |
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| 39, Highbury Gardens480 m away | 81 m² | 138 m² | +57 m² +70% | 2022 |
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| 201, Hampton Road898 m away | 102 m² | 159 m² | +57 m² +56% | 2020 |
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| 45, Levett Gardens461 m away | 69 m² | 126 m² | +57 m² +83% | 2011 |
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| 10, South Park Crescent308 m away | 82 m² | 138 m² | +56 m² +68% | 2026 |
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| 9, North Road513 m away | 82 m² | 138 m² | +56 m² +68% | 2025 |
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| 235, South Park Drive730 m away | 50 m² | 106 m² | +56 m² +112% | 2025 |
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| 26, Egerton Gardens318 m away | 188 m² | 244 m² | +56 m² +30% | 2024 |
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| 13, Brownlea Gardens828 m away | 68 m² | 124 m² | +56 m² +82% | 2020 |
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| 41, Brownlea Gardens828 m away | 64 m² | 120 m² | +56 m² +88% | 2012 |
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| 27, Brownlea Gardens828 m away | 132 m² | 187 m² | +55 m² +42% | 2024 |
|---|
| 55, Chudleigh Crescent717 m away | 90 m² | 145 m² | +55 m² +61% | 2015 |
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| 15, Trenance Gardens740 m away | 120 m² | 175 m² | +55 m² +46% | 2013 |
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| 155, Mortlake Road983 m away | 49 m² | 104 m² | +55 m² +112% | 2012 |
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| 11, Tresco Gardens727 m away | 109 m² | 163 m² | +54 m² +50% | 2023 |
|---|
| 22, Levett Gardens461 m away | 94 m² | 148 m² | +54 m² +57% | 2020 |
|---|
| 41, Malvern Drive856 m away | 100 m² | 154 m² | +54 m² +54% | 2017 |
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| 116, Stanley Road574 m away | 96 m² | 149 m² | +53 m² +55% | 2022 |
|---|
| 1, Vernon Road829 m away | 118 m² | 171 m² | +53 m² +45% | 2019 |
|---|
| 73, South Park Road609 m away | 70 m² | 123 m² | +53 m² +76% | 2015 |
|---|
| 538, Green Lane938 m away | 93 m² | 146 m² | +53 m² +57% | 2011 |
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| 58, Broadhurst Avenue847 m away | 114 m² | 166 m² | +52 m² +46% | 2026 |
|---|
| 37, Sandhurst Drive894 m away | 97 m² | 149 m² | +52 m² +54% | 2024 |
|---|
| 490, Green Lane730 m away | 128 m² | 180 m² | +52 m² +41% | 2022 |
|---|
| 226, Mortlake Road991 m away | 68 m² | 120 m² | +52 m² +76% | 2021 |
|---|
| 104, Dawlish Drive590 m away | 95 m² | 147 m² | +52 m² +55% | 2018 |
|---|
| 119, South Park Drive195 m away | 89 m² | 141 m² | +52 m² +58% | 2015 |
|---|
| 42, Levett Gardens461 m away | 115 m² | 166 m² | +51 m² +44% | 2026 |
|---|
| 60, Ripley Road310 m away | 82 m² | 133 m² | +51 m² +62% | 2022 |
|---|
| 167, Breamore Road938 m away | 53 m² | 104 m² | +51 m² +96% | 2018 |
|---|
| 21, South Park Drive198 m away | 75 m² | 125 m² | +50 m² +67% | 2026 |
|---|
| 22, Meadway421 m away | 78 m² | 128 m² | +50 m² +64% | 2026 |
|---|
| 6, Brownlea Gardens828 m away | 80 m² | 130 m² | +50 m² +63% | 2026 |
|---|
| 33, Elgin Road989 m away | 165 m² | 214 m² | +49 m² +30% | 2024 |
|---|
| 105, Stanley Road650 m away | 39 m² | 88 m² | +49 m² +126% | 2013 |
|---|
| 5, Parkway389 m away | 131 m² | 180 m² | +49 m² +37% | 2010 |
|---|
| 28, South Park Crescent308 m away | 97 m² | 145 m² | +48 m² +49% | 2024 |
|---|
| 462, Green Lane610 m away | 120 m² | 168 m² | +48 m² +40% | 2023 |
|---|
| 39, St Marys Road882 m away | 97 m² | 145 m² | +48 m² +49% | 2022 |
|---|
| 181, Grange Road946 m away | 76 m² | 124 m² | +48 m² +63% | 2020 |
|---|
| 27, South Park Drive198 m away | 92 m² | 139 m² | +47 m² +51% | 2023 |
|---|
| 10, Gordon Road693 m away | 92 m² | 139 m² | +47 m² +51% | 2023 |
|---|
| 65, Water Lane220 m away | 148 m² | 195 m² | +47 m² +32% | 2021 |
|---|
| 20, South Park Drive478 m away | 148 m² | 195 m² | +47 m² +32% | 2016 |
|---|
| 10, Holmwood Road286 m away | 68 m² | 115 m² | +47 m² +69% | 2013 |
|---|
| 18, Parkway428 m away | 117 m² | 164 m² | +47 m² +40% | 2012 |
|---|
| 9a, Chudleigh Crescent717 m away | 55 m² | 102 m² | +47 m² +85% | 2010 |
|---|
| 49, Francis Avenue886 m away | 42 m² | 89 m² | +47 m² +112% | 2010 |
|---|
| 7, Littlemoor Road519 m away | 81 m² | 127 m² | +46 m² +57% | 2023 |
|---|
| 67, Thurlestone Avenue873 m away | 110 m² | 156 m² | +46 m² +42% | 2018 |
|---|
| 23, Francis Avenue886 m away | 77 m² | 123 m² | +46 m² +60% | 2015 |
|---|
| 26, Seven Kings Road628 m away | 108 m² | 153 m² | +45 m² +42% | 2025 |
|---|
| 63, Gordon Road633 m away | 94 m² | 139 m² | +45 m² +48% | 2025 |
|---|
| 317, Green Lane457 m away | 69 m² | 114 m² | +45 m² +65% | 2024 |
|---|
| 41, Vernon Road829 m away | 51 m² | 96 m² | +45 m² +88% | 2021 |
|---|
| 8, Griggs Close688 m away | 41 m² | 86 m² | +45 m² +110% | 2019 |
|---|
| 85, Sunnyside Road814 m away | 88 m² | 132 m² | +44 m² +50% | 2024 |
|---|
| 79, South Park Drive69 m away | 79 m² | 123 m² | +44 m² +56% | 2023 |
|---|
| 271, Mortlake Road793 m away | 85 m² | 129 m² | +44 m² +52% | 2020 |
|---|
| 421, Green Lane753 m away | 97 m² | 141 m² | +44 m² +45% | 2016 |
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| 135, Windsor Road952 m away | 85 m² | 129 m² | +44 m² +52% | 2016 |
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| 18, St Marys Road858 m away | 72 m² | 115 m² | +43 m² +60% | 2026 |
|---|
| 359, Henley Road396 m away | 107 m² | 150 m² | +43 m² +40% | 2024 |
|---|
| 7, Milverton Gardens677 m away | 38 m² | 81 m² | +43 m² +113% | 2023 |
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| 202, Staines Road712 m away | 119 m² | 162 m² | +43 m² +36% | 2022 |
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| 481, Longbridge Road975 m away | 103 m² | 146 m² | +43 m² +42% | 2021 |
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| 262, Henley Road771 m away | 69 m² | 112 m² | +43 m² +62% | 2017 |
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| 40, Audley Gardens468 m away | 106 m² | 148 m² | +42 m² +40% | 2026 |
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| 244, Henley Road771 m away | 111 m² | 153 m² | +42 m² +38% | 2026 |
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| 68, Holmwood Road176 m away | 70 m² | 112 m² | +42 m² +60% | 2023 |
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| 114, Dawlish Drive590 m away | 103 m² | 145 m² | +42 m² +41% | 2022 |
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| 186, Windsor Road952 m away | 82 m² | 124 m² | +42 m² +51% | 2020 |
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| 9, Farley Drive891 m away | 81 m² | 123 m² | +42 m² +52% | 2019 |
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| 252, Kingston Road894 m away | 82 m² | 124 m² | +42 m² +51% | 2019 |
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| 237, Henley Road766 m away | 92 m² | 134 m² | +42 m² +46% | 2018 |
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| 81, Meadway866 m away | 91 m² | 132 m² | +41 m² +45% | 2025 |
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| 2, Abinger Close956 m away | 84 m² | 125 m² | +41 m² +49% | 2024 |
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| 54, Gordon Road640 m away | 114 m² | 155 m² | +41 m² +36% | 2021 |
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| 2, South Park Crescent308 m away | 83 m² | 124 m² | +41 m² +49% | 2019 |
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| 60, Green Lane857 m away | 127 m² | 168 m² | +41 m² +32% | 2017 |
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| 274, Mortlake Road799 m away | 93 m² | 134 m² | +41 m² +44% | 2016 |
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| 109a, Gordon Road675 m away | 76 m² | 116 m² | +40 m² +53% | 2026 |
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| 18, Park Road762 m away | 122 m² | 162 m² | +40 m² +33% | 2026 |
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| 156, Green Lane576 m away | 82 m² | 122 m² | +40 m² +49% | 2025 |
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| 84, Meadway866 m away | 101 m² | 141 m² | +40 m² +40% | 2025 |
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| 78, Capel Gardens851 m away | 123 m² | 163 m² | +40 m² +33% | 2020 |
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| 174, Henley Road969 m away | 109 m² | 149 m² | +40 m² +37% | 2020 |
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| 63, South Park Drive69 m away | 83 m² | 123 m² | +40 m² +48% | 2019 |
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| 226, Henley Road969 m away | 118 m² | 158 m² | +40 m² +34% | 2019 |
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| 75, Holmwood Road176 m away | 73 m² | 113 m² | +40 m² +55% | 2017 |
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| 182, Henley Road969 m away | 89 m² | 129 m² | +40 m² +45% | 2016 |
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| 87, Sunnyside Road814 m away | 94 m² | 134 m² | +40 m² +43% | 2013 |
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| 40, Green Lane960 m away | 82 m² | 121 m² | +39 m² +48% | 2023 |
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| 69, Green Lane636 m away | 55 m² | 94 m² | +39 m² +71% | 2018 |
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| 24, Kenilworth Gardens739 m away | 119 m² | 158 m² | +39 m² +33% | 2012 |
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| 6, Lambourne Road577 m away | 71 m² | 109 m² | +38 m² +54% | 2026 |
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| 276, Hampton Road748 m away | 72 m² | 110 m² | +38 m² +53% | 2024 |
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| 110, Albert Road982 m away | 42 m² | 80 m² | +38 m² +90% | 2024 |
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| 342, Green Lane328 m away | 103 m² | 141 m² | +38 m² +37% | 2022 |
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| 201, Ashburton Avenue797 m away | 48 m² | 86 m² | +38 m² +79% | 2019 |
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| 42, Budoch Drive884 m away | 112 m² | 150 m² | +38 m² +34% | 2016 |
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| 217, Henley Road967 m away | 85 m² | 123 m² | +38 m² +45% | 2016 |
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| 72, Meath Road899 m away | 46 m² | 84 m² | +38 m² +83% | 2015 |
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| 93, Betchworth Road0 m away | 90 m² | 127 m² | +37 m² +41% | 2025 |
|---|
| 15, Meadway442 m away | 99 m² | 136 m² | +37 m² +37% | 2024 |
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| 7, Leamington Gardens579 m away | 119 m² | 156 m² | +37 m² +31% | 2019 |
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| 29, Harman Rise748 m away | 48 m² | 85 m² | +37 m² +77% | 2019 |
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| 71, Cobham Road204 m away | 91 m² | 128 m² | +37 m² +41% | 2017 |
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| 249, Hampton Road748 m away | 71 m² | 108 m² | +37 m² +52% | 2016 |
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| 21, Chudleigh Crescent717 m away | 97 m² | 133 m² | +36 m² +37% | 2025 |
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| 133, Ashburton Avenue726 m away | 87 m² | 123 m² | +36 m² +41% | 2023 |
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| 88, Ashburton Avenue787 m away | 94 m² | 130 m² | +36 m² +38% | 2021 |
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| 24, Gordon Road693 m away | 42 m² | 78 m² | +36 m² +86% | 2019 |
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| 297, Hampton Road594 m away | 28 m² | 64 m² | +36 m² +129% | 2017 |
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| 328, Kingston Road571 m away | 96 m² | 131 m² | +35 m² +36% | 2023 |
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| 8, North Road513 m away | 85 m² | 120 m² | +35 m² +41% | 2021 |
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| 197, Hampton Road898 m away | 75 m² | 110 m² | +35 m² +47% | 2021 |
|---|
| 305, Eton Road680 m away | 145 m² | 180 m² | +35 m² +24% | 2013 |
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| 99, Meadway972 m away | 134 m² | 169 m² | +35 m² +26% | 2009 |
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| 12, Meadway421 m away | 137 m² | 171 m² | +34 m² +25% | 2026 |
|---|
| 479, Longbridge Road975 m away | 110 m² | 144 m² | +34 m² +31% | 2025 |
|---|
| 300, Hampton Road594 m away | 89 m² | 123 m² | +34 m² +38% | 2024 |
|---|
| 18, Sandhurst Drive894 m away | 94 m² | 128 m² | +34 m² +36% | 2024 |
|---|
| 188, Staines Road864 m away | 79 m² | 113 m² | +34 m² +43% | 2022 |
|---|
| 10a, Cambridge Road900 m away | 25 m² | 59 m² | +34 m² +136% | 2021 |
|---|
| 107, Green Lane567 m away | 83 m² | 117 m² | +34 m² +41% | 2019 |
|---|
| 57, Chudleigh Crescent717 m away | 149 m² | 183 m² | +34 m² +23% | 2019 |
|---|
| 51, Gyllyngdune Gardens542 m away | 133 m² | 167 m² | +34 m² +26% | 2016 |
|---|
| 20, Elmstead Road603 m away | 84 m² | 118 m² | +34 m² +40% | 2016 |
|---|
| 18, Lynford Gardens717 m away | 67 m² | 100 m² | +33 m² +49% | 2024 |
|---|
| 268, Kingston Road787 m away | 90 m² | 123 m² | +33 m² +37% | 2024 |
|---|
| 222, Mortlake Road991 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
|---|
| 212, Ashburton Avenue797 m away | 111 m² | 144 m² | +33 m² +30% | 2020 |
|---|
| 12, Griggs Close688 m away | 41 m² | 74 m² | +33 m² +80% | 2019 |
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| 32, Clandon Road521 m away | 69 m² | 102 m² | +33 m² +48% | 2013 |
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| 71, Stanley Road701 m away | 88 m² | 121 m² | +33 m² +38% | 2013 |
|---|
| 101, Francis Avenue814 m away | 70 m² | 102 m² | +32 m² +46% | 2026 |
|---|
| 58, Westrow Gardens649 m away | 161 m² | 193 m² | +32 m² +20% | 2025 |
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| 18, Harman Rise748 m away | 41 m² | 73 m² | +32 m² +78% | 2021 |
|---|
| 4, Melford Road633 m away | 36 m² | 68 m² | +32 m² +89% | 2020 |
|---|
| 41, Littlemoor Road519 m away | 75 m² | 107 m² | +32 m² +43% | 2019 |
|---|
| 85, Ashburton Avenue787 m away | 127 m² | 159 m² | +32 m² +25% | 2019 |
|---|
| 82, Vernon Road818 m away | 156 m² | 188 m² | +32 m² +21% | 2017 |
|---|
| 31, Trenance Gardens871 m away | 61 m² | 93 m² | +32 m² +52% | 2016 |
|---|
| 270, Henley Road771 m away | 72 m² | 104 m² | +32 m² +44% | 2015 |
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