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 RM6 4LP
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 |
|---|---|---|---|---|
| 78, Kenneth Road668 m away | 86 m² | 207 m² | +121 m² +141% | 2026 |
| 29, Mannin Road794 m away | 82 m² | 203 m² | +121 m² +148% | 2025 |
| 40, Arandora Crescent945 m away | 93 m² | 204 m² | +111 m² +119% | 2024 |
| 397, Whalebone Lane North963 m away | 130 m² | 241 m² | +111 m² +85% | 2022 |
| 8, Reynolds Avenue288 m away | 91 m² | 189 m² | +98 m² +108% | 2024 |
| 50, Tolworth Gardens899 m away | 92 m² | 182 m² | +90 m² +98% | 2024 |
| 2, Chadwell Avenue779 m away | 74 m² | 163 m² | +89 m² +120% | 2025 |
| 54, Roxy Avenue301 m away | 134 m² | 221 m² | +87 m² +65% | 2023 |
| 2, Hickman Road286 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.
| 97 m² |
| 183 m² |
| +86 m² +89% |
| 2026 |
| 15, Christie Gardens652 m away | 78 m² | 164 m² | +86 m² +110% | 2026 |
|---|
| 58, Bede Road304 m away | 74 m² | 155 m² | +81 m² +109% | 2024 |
|---|
| 9, Alexandra Road555 m away | 139 m² | 212 m² | +73 m² +53% | 2026 |
|---|
| 132, Valence Avenue765 m away | 50 m² | 122 m² | +72 m² +144% | 2018 |
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| 22, Norbury Gardens685 m away | 90 m² | 161 m² | +71 m² +79% | 2025 |
|---|
| 31, Bennett Road954 m away | 82 m² | 153 m² | +71 m² +87% | 2022 |
|---|
| 14, Mansted Gardens410 m away | 89 m² | 158 m² | +69 m² +78% | 2022 |
|---|
| 14, Somerville Road422 m away | 72 m² | 140 m² | +68 m² +94% | 2024 |
|---|
| 20, Millhaven Close577 m away | 64 m² | 131 m² | +67 m² +105% | 2026 |
|---|
| 2, Norbury Gardens612 m away | 84 m² | 151 m² | +67 m² +80% | 2024 |
|---|
| 23, Mannin Road794 m away | 148 m² | 212 m² | +64 m² +43% | 2022 |
|---|
| 91, Havering Gardens845 m away | 129 m² | 193 m² | +64 m² +50% | 2020 |
|---|
| 214, Grove Road501 m away | 81 m² | 145 m² | +64 m² +79% | 2018 |
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| 96, Grove Road457 m away | 80 m² | 142 m² | +62 m² +78% | 2026 |
|---|
| 17, East Road741 m away | 85 m² | 147 m² | +62 m² +73% | 2022 |
|---|
| 13, Donald Drive695 m away | 118 m² | 179 m² | +61 m² +52% | 2026 |
|---|
| 1, East Park Close787 m away | 46 m² | 107 m² | +61 m² +133% | 2025 |
|---|
| 15, Mannin Road794 m away | 105 m² | 166 m² | +61 m² +58% | 2024 |
|---|
| 32, Tolworth Gardens899 m away | 68 m² | 129 m² | +61 m² +90% | 2021 |
|---|
| 4, Dunmow Close799 m away | 80 m² | 141 m² | +61 m² +76% | 2019 |
|---|
| 36, Grove Road595 m away | 54 m² | 115 m² | +61 m² +113% | 2013 |
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| 25, Alexandra Road555 m away | 59 m² | 118 m² | +59 m² +100% | 2025 |
|---|
| 61, Bennett Road952 m away | 53 m² | 112 m² | +59 m² +111% | 2023 |
|---|
| 2, Joydon Drive773 m away | 76 m² | 135 m² | +59 m² +78% | 2015 |
|---|
| 51, Morley Road867 m away | 92 m² | 150 m² | +58 m² +63% | 2023 |
|---|
| 117, Somerville Road635 m away | 81 m² | 138 m² | +57 m² +70% | 2026 |
|---|
| 61, Heathfield Park Drive995 m away | 103 m² | 160 m² | +57 m² +55% | 2026 |
|---|
| 34, West Road611 m away | 89 m² | 146 m² | +57 m² +64% | 2018 |
|---|
| 2, The Close667 m away | 84 m² | 141 m² | +57 m² +68% | 2016 |
|---|
| 118, Somerville Road759 m away | 79 m² | 135 m² | +56 m² +71% | 2024 |
|---|
| 169, Grove Road499 m away | 108 m² | 164 m² | +56 m² +52% | 2015 |
|---|
| 75, Norbury Gardens685 m away | 94 m² | 149 m² | +55 m² +59% | 2026 |
|---|
| 66, Huxley Drive965 m away | 82 m² | 137 m² | +55 m² +67% | 2025 |
|---|
| 24, Millhaven Close577 m away | 58 m² | 113 m² | +55 m² +95% | 2015 |
|---|
| 47, Rochford Avenue961 m away | 90 m² | 144 m² | +54 m² +60% | 2026 |
|---|
| 65, Priestley Gardens761 m away | 94 m² | 147 m² | +53 m² +56% | 2026 |
|---|
| 9, Hall Road167 m away | 96 m² | 149 m² | +53 m² +55% | 2016 |
|---|
| 53, Primrose Avenue752 m away | 96 m² | 148 m² | +52 m² +54% | 2025 |
|---|
| 31, Bengeo Gardens391 m away | 95 m² | 147 m² | +52 m² +55% | 2024 |
|---|
| 30, Heath Road595 m away | 72 m² | 124 m² | +52 m² +72% | 2024 |
|---|
| 56, Cecil Road616 m away | 97 m² | 149 m² | +52 m² +54% | 2024 |
|---|
| 26, Hickman Road286 m away | 82 m² | 134 m² | +52 m² +63% | 2022 |
|---|
| 11, Reynolds Avenue288 m away | 80 m² | 131 m² | +51 m² +64% | 2026 |
|---|
| 66, Eccleston Crescent865 m away | 118 m² | 169 m² | +51 m² +43% | 2025 |
|---|
| 35, Bede Road304 m away | 88 m² | 139 m² | +51 m² +58% | 2015 |
|---|
| 16, Mansted Gardens410 m away | 87 m² | 137 m² | +50 m² +57% | 2026 |
|---|
| 26, Rochford Avenue947 m away | 101 m² | 151 m² | +50 m² +50% | 2026 |
|---|
| 37, Donald Drive695 m away | 71 m² | 121 m² | +50 m² +70% | 2023 |
|---|
| 1, Conway Crescent408 m away | 138 m² | 188 m² | +50 m² +36% | 2021 |
|---|
| 90, Hall Road145 m away | 68 m² | 118 m² | +50 m² +74% | 2018 |
|---|
| 27, Grove Road595 m away | 95 m² | 144 m² | +49 m² +52% | 2026 |
|---|
| 13, Priestley Gardens928 m away | 91 m² | 140 m² | +49 m² +54% | 2024 |
|---|
| 36, Brian Road548 m away | 75 m² | 123 m² | +48 m² +64% | 2019 |
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| 9, Eva Road150 m away | 99 m² | 146 m² | +47 m² +47% | 2024 |
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| 1048, High Road277 m away | 81 m² | 128 m² | +47 m² +58% | 2024 |
|---|
| 5, Brian Road548 m away | 72 m² | 119 m² | +47 m² +65% | 2022 |
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| 12, Galsworthy Avenue872 m away | 94 m² | 140 m² | +46 m² +49% | 2026 |
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| 139, Chadwell Heath Lane463 m away | 83 m² | 128 m² | +45 m² +54% | 2025 |
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| 50, Primrose Avenue782 m away | 102 m² | 147 m² | +45 m² +44% | 2024 |
|---|
| 114, Primrose Avenue668 m away | 85 m² | 130 m² | +45 m² +53% | 2023 |
|---|
| 282, Chadwell Heath Lane780 m away | 124 m² | 169 m² | +45 m² +36% | 2022 |
|---|
| 9, Norwich Crescent774 m away | 121 m² | 166 m² | +45 m² +37% | 2012 |
|---|
| 9, Coulson Close641 m away | 68 m² | 112 m² | +44 m² +65% | 2024 |
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| 127, Christie Gardens745 m away | 79 m² | 123 m² | +44 m² +56% | 2018 |
|---|
| 15, Reynolds Avenue288 m away | 100 m² | 143 m² | +43 m² +43% | 2025 |
|---|
| 44, Lexden Drive976 m away | 85 m² | 128 m² | +43 m² +51% | 2016 |
|---|
| 993, High Road566 m away | 72 m² | 114 m² | +42 m² +58% | 2025 |
|---|
| 29, Bede Road304 m away | 72 m² | 114 m² | +42 m² +58% | 2023 |
|---|
| 25, Rochford Avenue947 m away | 87 m² | 129 m² | +42 m² +48% | 2014 |
|---|
| 50, Burnside Road702 m away | 108 m² | 149 m² | +41 m² +38% | 2025 |
|---|
| 1, Brian Road548 m away | 74 m² | 115 m² | +41 m² +55% | 2023 |
|---|
| 69, Primrose Avenue752 m away | 64 m² | 105 m² | +41 m² +64% | 2023 |
|---|
| 14, Fields Park Crescent779 m away | 84 m² | 124 m² | +40 m² +48% | 2025 |
|---|
| 59, Priestley Gardens761 m away | 115 m² | 155 m² | +40 m² +35% | 2024 |
|---|
| 61, Portland Gardens826 m away | 83 m² | 123 m² | +40 m² +48% | 2024 |
|---|
| 14, East Park Close800 m away | 67 m² | 107 m² | +40 m² +60% | 2021 |
|---|
| 49, Quarles Park Road555 m away | 176 m² | 216 m² | +40 m² +23% | 2016 |
|---|
| 132, Somerville Road759 m away | 78 m² | 117 m² | +39 m² +50% | 2026 |
|---|
| 5, Belfairs Drive384 m away | 91 m² | 130 m² | +39 m² +43% | 2023 |
|---|
| 1, Florence Gardens465 m away | 85 m² | 124 m² | +39 m² +46% | 2023 |
|---|
| 14, West Park Close742 m away | 70 m² | 109 m² | +39 m² +56% | 2021 |
|---|
| 21, Eccleston Crescent885 m away | 83 m² | 122 m² | +39 m² +47% | 2017 |
|---|
| 14, Heath Road595 m away | 82 m² | 120 m² | +38 m² +46% | 2025 |
|---|
| 47, Eccleston Crescent885 m away | 88 m² | 126 m² | +38 m² +43% | 2024 |
|---|
| 38, Kenneth Road535 m away | 98 m² | 136 m² | +38 m² +39% | 2023 |
|---|
| 17, Kemp Road916 m away | 64 m² | 102 m² | +38 m² +59% | 2023 |
|---|
| 65, Gresham Drive850 m away | 77 m² | 114 m² | +37 m² +48% | 2025 |
|---|
| 88, Primrose Avenue782 m away | 100 m² | 137 m² | +37 m² +37% | 2024 |
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| Flat 4, Suffolk Court, Hevingham Drive626 m away | 36 m² | 73 m² | +37 m² +103% | 2023 |
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| 23, Herbert Gardens395 m away | 71 m² | 108 m² | +37 m² +52% | 2020 |
|---|
| 84, Westfield Gardens426 m away | 48 m² | 85 m² | +37 m² +77% | 2019 |
|---|
| 8, Edgar Road195 m away | 94 m² | 131 m² | +37 m² +39% | 2018 |
|---|
| 12, Edgar Road193 m away | 58 m² | 94 m² | +36 m² +62% | 2025 |
|---|
| Flat 4, Carew Court, Quarles Park Road595 m away | 38 m² | 74 m² | +36 m² +95% | 2025 |
|---|
| 34, Chadwell Avenue779 m away | 136 m² | 172 m² | +36 m² +26% | 2025 |
|---|
| 117, Heath Road829 m away | 81 m² | 117 m² | +36 m² +44% | 2012 |
|---|
| 11, Eccleston Crescent885 m away | 112 m² | 147 m² | +35 m² +31% | 2026 |
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| 24, Flora Gardens309 m away | 87 m² | 122 m² | +35 m² +40% | 2025 |
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| 26, Brian Road548 m away | 64 m² | 99 m² | +35 m² +55% | 2024 |
|---|
| 46, Grove Road595 m away | 74 m² | 109 m² | +35 m² +47% | 2023 |
|---|
| 38, Arandora Crescent945 m away | 103 m² | 138 m² | +35 m² +34% | 2023 |
|---|
| 3, Dunmow Close799 m away | 79 m² | 114 m² | +35 m² +44% | 2016 |
|---|
| 73a, Eric Road602 m away | 76 m² | 111 m² | +35 m² +46% | 2014 |
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| 73, Valence Avenue738 m away | 55 m² | 89 m² | +34 m² +62% | 2021 |
|---|
| 10, East Road741 m away | 86 m² | 120 m² | +34 m² +40% | 2021 |
|---|
| 1, Belfairs Drive384 m away | 104 m² | 138 m² | +34 m² +33% | 2018 |
|---|
| 11a, Jarrow Road203 m away | 97 m² | 130 m² | +33 m² +34% | 2025 |
|---|
| 9, Kibble Close500 m away | 86 m² | 119 m² | +33 m² +38% | 2024 |
|---|
| 11, Woodlands Avenue729 m away | 88 m² | 121 m² | +33 m² +38% | 2024 |
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| 15, Havering Gardens944 m away | 81 m² | 114 m² | +33 m² +41% | 2023 |
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| 47, Donald Drive695 m away | 86 m² | 119 m² | +33 m² +38% | 2022 |
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| 1066, High Road277 m away | 80 m² | 113 m² | +33 m² +41% | 2013 |
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| 216a, High Road963 m away | 47 m² | 79 m² | +32 m² +68% | 2024 |
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| 2, Charles Road95 m away | 81 m² | 113 m² | +32 m² +40% | 2023 |
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| 8, Glendale Avenue480 m away | 87 m² | 118 m² | +31 m² +36% | 2023 |
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| 2, Herbert Gardens395 m away | 76 m² | 107 m² | +31 m² +41% | 2022 |
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| 3, Kelly Way814 m away | 71 m² | 102 m² | +31 m² +44% | 2019 |
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| 33, Eccleston Crescent885 m away | 142 m² | 173 m² | +31 m² +22% | 2019 |
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| 25, Ilfracombe Gardens951 m away | 87 m² | 118 m² | +31 m² +36% | 2019 |
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| 24, Cavendish Gardens990 m away | 145 m² | 176 m² | +31 m² +21% | 2019 |
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| 159a, Gresham Drive667 m away | 40 m² | 71 m² | +31 m² +78% | 2018 |
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| 20, Arthur Road43 m away | 87 m² | 118 m² | +31 m² +36% | 2015 |
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| 61, Ilfracombe Gardens951 m away | 83 m² | 114 m² | +31 m² +37% | 2015 |
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| 20, Montpelier Gardens452 m away | 87 m² | 117 m² | +30 m² +34% | 2026 |
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| 72, Grove Road457 m away | 85 m² | 115 m² | +30 m² +35% | 2026 |
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| 33, Eric Road446 m away | 115 m² | 145 m² | +30 m² +26% | 2024 |
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| 53, Rochford Avenue961 m away | 87 m² | 117 m² | +30 m² +34% | 2024 |
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| 12, Belfairs Drive384 m away | 103 m² | 133 m² | +30 m² +29% | 2021 |
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| 38, Adelaide Gardens993 m away | 104 m² | 133 m² | +29 m² +28% | 2026 |
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| 17, Tolworth Gardens872 m away | 90 m² | 119 m² | +29 m² +32% | 2025 |
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| 134, Eccleston Crescent988 m away | 82 m² | 111 m² | +29 m² +35% | 2025 |
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| 60, Langham Drive805 m away | 90 m² | 119 m² | +29 m² +32% | 2023 |
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| 2, Heath Road595 m away | 80 m² | 109 m² | +29 m² +36% | 2021 |
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| 5, Fiennes Close884 m away | 49 m² | 78 m² | +29 m² +59% | 2021 |
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| 70, Westfield Gardens426 m away | 69 m² | 97 m² | +28 m² +41% | 2025 |
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| 25, Abercorn Gardens890 m away | 99 m² | 127 m² | +28 m² +28% | 2021 |
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| 188, Grove Road501 m away | 82 m² | 110 m² | +28 m² +34% | 2019 |
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| 14, Canon Avenue503 m away | 89 m² | 117 m² | +28 m² +31% | 2019 |
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| 68, Primrose Avenue782 m away | 89 m² | 117 m² | +28 m² +31% | 2018 |
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| 11, Bedwell Court, Broomfield Road397 m away | 38 m² | 66 m² | +28 m² +74% | 2016 |
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| 7, Angle Green866 m away | 117 m² | 145 m² | +28 m² +24% | 2014 |
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| 37, Heath Road595 m away | 76 m² | 104 m² | +28 m² +37% | 2013 |
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| 19, Mayfair Avenue459 m away | 104 m² | 132 m² | +28 m² +27% | 2010 |
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| 216, Chadwell Heath Lane780 m away | 90 m² | 117 m² | +27 m² +30% | 2026 |
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| 63, Morley Road917 m away | 79 m² | 106 m² | +27 m² +34% | 2026 |
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| 33, Abercorn Gardens890 m away | 95 m² | 122 m² | +27 m² +28% | 2025 |
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| 4, Mannin Road794 m away | 86 m² | 113 m² | +27 m² +31% | 2024 |
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| 94, Grove Road457 m away | 84 m² | 111 m² | +27 m² +32% | 2022 |
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| 1219 - 1221, High Road218 m away | 52 m² | 79 m² | +27 m² +52% | 2021 |
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| 4e, The Pinnacles, 156 - 162, High Road815 m away | 54 m² | 81 m² | +27 m² +50% | 2020 |
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| 56, Tolworth Gardens899 m away | 87 m² | 114 m² | +27 m² +31% | 2014 |
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| 38, Langham Drive926 m away | 80 m² | 107 m² | +27 m² +34% | 2014 |
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| 922, High Road699 m away | 37 m² | 63 m² | +26 m² +70% | 2025 |
|---|
| 38, Lexden Drive976 m away | 107 m² | 133 m² | +26 m² +24% | 2025 |
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| 31, Hall Road145 m away | 95 m² | 121 m² | +26 m² +27% | 2024 |
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| 19, Eustace Road470 m away | 64 m² | 90 m² | +26 m² +41% | 2024 |
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| 6, Kelly Way814 m away | 85 m² | 111 m² | +26 m² +31% | 2024 |
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| 166, Eccleston Crescent988 m away | 98 m² | 124 m² | +26 m² +27% | 2024 |
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| 23, Cornshaw Road795 m away | 59 m² | 85 m² | +26 m² +44% | 2023 |
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| 16, Abercorn Gardens854 m away | 105 m² | 131 m² | +26 m² +25% | 2022 |
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| 5, West Park Close742 m away | 102 m² | 128 m² | +26 m² +25% | 2021 |
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| 46, Eccleston Crescent865 m away | 84 m² | 110 m² | +26 m² +31% | 2017 |
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| 53, Chadville Gardens707 m away | 77 m² | 103 m² | +26 m² +34% | 2015 |
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| 28, Montpelier Gardens452 m away | 100 m² | 126 m² | +26 m² +26% | 2014 |
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| 49, Grove Road595 m away | 74 m² | 99 m² | +25 m² +34% | 2026 |
|---|
| 54, Abercorn Gardens854 m away | 84 m² | 109 m² | +25 m² +30% | 2025 |
|---|
| 32, Rochford Avenue947 m away | 92 m² | 117 m² | +25 m² +27% | 2025 |
|---|
| 3, Cecil Road505 m away | 86 m² | 111 m² | +25 m² +29% | 2024 |
|---|
| 14, Herbert Gardens395 m away | 117 m² | 142 m² | +25 m² +21% | 2023 |
|---|
| 32, Brian Road548 m away | 86 m² | 111 m² | +25 m² +29% | 2023 |
|---|
| 4, Tolworth Gardens899 m away | 85 m² | 110 m² | +25 m² +29% | 2023 |
|---|
| 5, Plantagenet Place499 m away | 83 m² | 108 m² | +25 m² +30% | 2021 |
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| 27, Beresford Gardens923 m away | 87 m² | 112 m² | +25 m² +29% | 2021 |
|---|
| 12, Dairy Mews335 m away | 47 m² | 72 m² | +25 m² +53% | 2020 |
|---|
| 36, Langham Drive926 m away | 97 m² | 122 m² | +25 m² +26% | 2020 |
|---|
| 34, Bennett Road952 m away | 119 m² | 144 m² | +25 m² +21% | 2015 |
|---|
| 20, Portland Gardens849 m away | 60 m² | 85 m² | +25 m² +42% | 2009 |
|---|
| 5, Florence Gardens465 m away | 102 m² | 126 m² | +24 m² +24% | 2025 |
|---|
| 1, Chadville Gardens490 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
|---|
| 4, Heath Terrace539 m away | 73 m² | 97 m² | +24 m² +33% | 2025 |
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| 153, Brian Road944 m away | 82 m² | 106 m² | +24 m² +29% | 2025 |
|---|
| 58, Jarrow Road318 m away | 89 m² | 113 m² | +24 m² +27% | 2024 |
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| 36, Chadville Gardens553 m away | 80 m² | 104 m² | +24 m² +30% | 2024 |
|---|
| 4, Ashbury Gardens570 m away | 78 m² | 102 m² | +24 m² +31% | 2024 |
|---|
| 7, Tenby Road764 m away | 48 m² | 72 m² | +24 m² +50% | 2023 |
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| 24, Mansted Gardens410 m away | 90 m² | 114 m² | +24 m² +27% | 2022 |
|---|
| 17, West Road611 m away | 78 m² | 102 m² | +24 m² +31% | 2021 |
|---|
| 69, Gresham Drive850 m away | 87 m² | 111 m² | +24 m² +28% | 2020 |
|---|
| 39, Chadville Gardens707 m away | 70 m² | 94 m² | +24 m² +34% | 2019 |
|---|
| 35, Gresham Drive974 m away | 89 m² | 112 m² | +23 m² +26% | 2026 |
|---|
| 2, Jade Close834 m away | 70 m² | 93 m² | +23 m² +33% | 2024 |
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