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 RM12 6EH
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 |
|---|---|---|---|---|
| 52, Minster Way942 m away | 170 m² | 309 m² | +139 m² +82% | 2026 |
| 98, Upminster Road663 m away | 112 m² | 226 m² | +114 m² +102% | 2016 |
| 16, Boundary Road956 m away | 79 m² | 192 m² | +113 m² +143% | 2020 |
| 23, The Avenue958 m away | 87 m² | 191 m² | +104 m² +120% | 2022 |
| 60, Hacton Lane496 m away | 88 m² | 187 m² | +99 m² +113% | 2025 |
| 90, Suttons Lane991 m away | 82 m² | 173 m² | +91 m² +111% | 2021 |
| 62, Devonshire Road987 m away | 74 m² | 163 m² | +89 m² +120% | 2025 |
| 42, Sycamore Avenue885 m away | 87 m² | 172 m² | +85 m² +98% | 2024 |
| 104, Suttons Lane991 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.
| 60 m² |
| 143 m² |
| +83 m² +138% |
| 2025 |
| 13, Hornbeam Avenue622 m away | 92 m² | 175 m² | +83 m² +90% | 2024 |
|---|
| 12, Granton Avenue317 m away | 99 m² | 182 m² | +83 m² +84% | 2022 |
|---|
| 247, Goodwood Avenue501 m away | 72 m² | 154 m² | +82 m² +114% | 2026 |
|---|
| 52, Ravenscourt Drive290 m away | 79 m² | 158 m² | +79 m² +100% | 2025 |
|---|
| 96, Ravenscourt Drive290 m away | 72 m² | 151 m² | +79 m² +110% | 2017 |
|---|
| 34, Randall Drive927 m away | 74 m² | 150 m² | +76 m² +103% | 2025 |
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| 23, Kent Drive967 m away | 71 m² | 147 m² | +76 m² +107% | 2020 |
|---|
| 99, Kempton Avenue321 m away | 84 m² | 159 m² | +75 m² +89% | 2026 |
|---|
| 86, Suttons Lane991 m away | 80 m² | 155 m² | +75 m² +94% | 2025 |
|---|
| 14, Boundary Road956 m away | 104 m² | 177 m² | +73 m² +70% | 2021 |
|---|
| 33, Sycamore Avenue885 m away | 106 m² | 178 m² | +72 m² +68% | 2026 |
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| 25, Lambourne Gardens896 m away | 60 m² | 132 m² | +72 m² +120% | 2025 |
|---|
| 56, Chelmsford Drive191 m away | 136 m² | 208 m² | +72 m² +53% | 2015 |
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| 84, Aldborough Road451 m away | 72 m² | 143 m² | +71 m² +99% | 2021 |
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| 15, Wingletye Lane834 m away | 110 m² | 181 m² | +71 m² +65% | 2020 |
|---|
| 19, Minster Way875 m away | 118 m² | 189 m² | +71 m² +60% | 2016 |
|---|
| 19, Southview Drive690 m away | 102 m² | 172 m² | +70 m² +69% | 2022 |
|---|
| 71, Granton Avenue317 m away | 88 m² | 158 m² | +70 m² +80% | 2021 |
|---|
| 24, Stanley Road967 m away | 98 m² | 168 m² | +70 m² +71% | 2018 |
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| 28, Suttons Lane850 m away | 85 m² | 155 m² | +70 m² +82% | 2016 |
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| 91, Alma Avenue513 m away | 54 m² | 123 m² | +69 m² +128% | 2025 |
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| 5, Aldborough Road700 m away | 63 m² | 131 m² | +68 m² +108% | 2016 |
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| 43, Glanville Drive872 m away | 79 m² | 146 m² | +67 m² +85% | 2024 |
|---|
| 25, Newbury Gardens410 m away | 48 m² | 115 m² | +67 m² +140% | 2022 |
|---|
| 10, Acacia Drive798 m away | 84 m² | 151 m² | +67 m² +80% | 2021 |
|---|
| 17, Minster Way875 m away | 67 m² | 133 m² | +66 m² +99% | 2023 |
|---|
| 43, Suttons Lane720 m away | 155 m² | 220 m² | +65 m² +42% | 2026 |
|---|
| 18, Aspen Grove562 m away | 92 m² | 157 m² | +65 m² +71% | 2018 |
|---|
| 2, Kent Drive978 m away | 70 m² | 135 m² | +65 m² +93% | 2017 |
|---|
| 56, Brookdale Avenue897 m away | 94 m² | 159 m² | +65 m² +69% | 2016 |
|---|
| 86, Ravenscourt Grove399 m away | 84 m² | 147 m² | +63 m² +75% | 2026 |
|---|
| 16, Maple Avenue977 m away | 114 m² | 177 m² | +63 m² +55% | 2023 |
|---|
| 34, Crystal Avenue575 m away | 79 m² | 141 m² | +62 m² +78% | 2013 |
|---|
| 19, Acacia Drive798 m away | 91 m² | 152 m² | +61 m² +67% | 2023 |
|---|
| 52, Hacton Drive793 m away | 80 m² | 141 m² | +61 m² +76% | 2022 |
|---|
| 5, Bellevue Road943 m away | 103 m² | 164 m² | +61 m² +59% | 2022 |
|---|
| 179, Alma Avenue212 m away | 53 m² | 113 m² | +60 m² +113% | 2026 |
|---|
| 43, Newbury Gardens339 m away | 80 m² | 140 m² | +60 m² +75% | 2025 |
|---|
| 61, Sycamore Avenue970 m away | 98 m² | 157 m² | +59 m² +60% | 2023 |
|---|
| 46, Derby Avenue452 m away | 45 m² | 104 m² | +59 m² +131% | 2010 |
|---|
| 13, Southview Drive828 m away | 86 m² | 143 m² | +57 m² +66% | 2021 |
|---|
| 74, Chelmsford Drive343 m away | 128 m² | 184 m² | +56 m² +44% | 2025 |
|---|
| 6, Ascot Gardens664 m away | 58 m² | 114 m² | +56 m² +97% | 2025 |
|---|
| 19, Kent Drive967 m away | 73 m² | 129 m² | +56 m² +77% | 2016 |
|---|
| 48, Suttons Avenue800 m away | 58 m² | 113 m² | +55 m² +95% | 2025 |
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| 123, Alma Avenue349 m away | 50 m² | 105 m² | +55 m² +110% | 2024 |
|---|
| Stirling House, 21 - 25, Station Lane921 m away | 52 m² | 107 m² | +55 m² +106% | 2015 |
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| 6, Mavis Grove850 m away | 129 m² | 183 m² | +54 m² +42% | 2024 |
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| 360, Chepstow Avenue178 m away | 57 m² | 111 m² | +54 m² +95% | 2017 |
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| 57, Kempton Avenue0 m away | 92 m² | 145 m² | +53 m² +58% | 2025 |
|---|
| 23, Kempton Avenue0 m away | 56 m² | 109 m² | +53 m² +95% | 2021 |
|---|
| 15, Ascot Gardens664 m away | 68 m² | 120 m² | +52 m² +76% | 2025 |
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| 13, Devonshire Road946 m away | 204 m² | 256 m² | +52 m² +25% | 2023 |
|---|
| 5, Ravenscourt Drive328 m away | 67 m² | 119 m² | +52 m² +78% | 2022 |
|---|
| 132, Alma Avenue383 m away | 70 m² | 122 m² | +52 m² +74% | 2014 |
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| 46, Standen Avenue442 m away | 94 m² | 145 m² | +51 m² +54% | 2025 |
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| 163, Alma Avenue268 m away | 53 m² | 103 m² | +50 m² +94% | 2026 |
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| 52, Mill Park Avenue587 m away | 147 m² | 197 m² | +50 m² +34% | 2024 |
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| 19, Caernarvon Close999 m away | 87 m² | 137 m² | +50 m² +57% | 2021 |
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| 219, Goodwood Avenue501 m away | 87 m² | 137 m² | +50 m² +57% | 2018 |
|---|
| 28, Ravenscourt Drive290 m away | 79 m² | 128 m² | +49 m² +62% | 2023 |
|---|
| 67, Hacton Drive758 m away | 92 m² | 140 m² | +48 m² +52% | 2026 |
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| 180, Alma Avenue212 m away | 81 m² | 129 m² | +48 m² +59% | 2025 |
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| 69, Bridge Avenue793 m away | 51 m² | 99 m² | +48 m² +94% | 2025 |
|---|
| 8, Bowden Drive967 m away | 108 m² | 156 m² | +48 m² +44% | 2024 |
|---|
| 68, Hacton Lane496 m away | 87 m² | 135 m² | +48 m² +55% | 2012 |
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| 219, Alma Avenue168 m away | 88 m² | 135 m² | +47 m² +53% | 2026 |
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| 21, Sycamore Avenue885 m away | 122 m² | 169 m² | +47 m² +39% | 2023 |
|---|
| 51, Doncaster Way324 m away | 68 m² | 115 m² | +47 m² +69% | 2019 |
|---|
| 16, Allenby Drive835 m away | 70 m² | 114 m² | +44 m² +63% | 2024 |
|---|
| 391, Chepstow Avenue178 m away | 121 m² | 165 m² | +44 m² +36% | 2020 |
|---|
| 21, Hornbeam Avenue622 m away | 92 m² | 136 m² | +44 m² +48% | 2020 |
|---|
| 23, Minster Way875 m away | 81 m² | 125 m² | +44 m² +54% | 2020 |
|---|
| 32, Sycamore Avenue885 m away | 100 m² | 144 m² | +44 m² +44% | 2018 |
|---|
| 31, Cumberland Avenue510 m away | 98 m² | 142 m² | +44 m² +45% | 2017 |
|---|
| 6, Lodge Court838 m away | 67 m² | 111 m² | +44 m² +66% | 2012 |
|---|
| 58, Aldborough Road578 m away | 94 m² | 136 m² | +42 m² +45% | 2021 |
|---|
| 120, Alma Avenue383 m away | 48 m² | 89 m² | +41 m² +85% | 2025 |
|---|
| 41, Maple Avenue940 m away | 150 m² | 191 m² | +41 m² +27% | 2024 |
|---|
| 27, Doncaster Way324 m away | 73 m² | 114 m² | +41 m² +56% | 2013 |
|---|
| 95, Upminster Road696 m away | 121 m² | 161 m² | +40 m² +33% | 2026 |
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| 33, Mill Park Avenue587 m away | 114 m² | 154 m² | +40 m² +35% | 2025 |
|---|
| 92, Ravenscourt Drive290 m away | 73 m² | 113 m² | +40 m² +55% | 2024 |
|---|
| 11, Connaught Road973 m away | 77 m² | 117 m² | +40 m² +52% | 2018 |
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| 127, Upminster Road766 m away | 92 m² | 130 m² | +38 m² +41% | 2021 |
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| 54, Central Drive243 m away | 84 m² | 121 m² | +37 m² +44% | 2025 |
|---|
| 26, Dawes Avenue580 m away | 100 m² | 136 m² | +36 m² +36% | 2019 |
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| 16, Bridge Avenue820 m away | 55 m² | 90 m² | +35 m² +64% | 2026 |
|---|
| 3, Highfield Road571 m away | 85 m² | 120 m² | +35 m² +41% | 2024 |
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| 33, Hacton Drive758 m away | 60 m² | 95 m² | +35 m² +58% | 2024 |
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| 16, Kent Drive978 m away | 73 m² | 108 m² | +35 m² +48% | 2018 |
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| 58, Westland Avenue922 m away | 88 m² | 123 m² | +35 m² +40% | 2017 |
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| 49, Clement Way137 m away | 66 m² | 101 m² | +35 m² +53% | 2015 |
|---|
| 29, Southview Drive690 m away | 151 m² | 185 m² | +34 m² +23% | 2026 |
|---|
| 2, Bowden Drive967 m away | 141 m² | 175 m² | +34 m² +24% | 2026 |
|---|
| 6, Kempton Avenue33 m away | 62 m² | 96 m² | +34 m² +55% | 2024 |
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| 34, Lingfield Avenue379 m away | 112 m² | 146 m² | +34 m² +30% | 2024 |
|---|
| 14, Bridge Avenue820 m away | 83 m² | 117 m² | +34 m² +41% | 2024 |
|---|
| 38, Westland Avenue922 m away | 138 m² | 172 m² | +34 m² +25% | 2023 |
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| 20, Randall Drive927 m away | 55 m² | 89 m² | +34 m² +62% | 2022 |
|---|
| 39, Granton Avenue428 m away | 68 m² | 102 m² | +34 m² +50% | 2014 |
|---|
| 35, Chelmsford Drive234 m away | 79 m² | 111 m² | +32 m² +41% | 2025 |
|---|
| 65, Suttons Avenue969 m away | 76 m² | 108 m² | +32 m² +42% | 2024 |
|---|
| 56, Aldborough Road578 m away | 105 m² | 137 m² | +32 m² +30% | 2019 |
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| 162, Alma Avenue268 m away | 65 m² | 97 m² | +32 m² +49% | 2018 |
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| 49, Ravenscourt Drive328 m away | 133 m² | 164 m² | +31 m² +23% | 2024 |
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| 79, Newbury Gardens271 m away | 104 m² | 135 m² | +31 m² +30% | 2022 |
|---|
| 35, Newbury Gardens410 m away | 78 m² | 109 m² | +31 m² +40% | 2021 |
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| 53, Doncaster Way324 m away | 79 m² | 110 m² | +31 m² +39% | 2020 |
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| 30, Crystal Avenue575 m away | 72 m² | 102 m² | +30 m² +42% | 2026 |
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| 15, Brookdale Avenue824 m away | 66 m² | 96 m² | +30 m² +45% | 2012 |
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| 53, Kempton Avenue0 m away | 73 m² | 102 m² | +29 m² +40% | 2024 |
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| 23, Warriner Avenue797 m away | 108 m² | 137 m² | +29 m² +27% | 2024 |
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| 19, Derby Avenue491 m away | 83 m² | 112 m² | +29 m² +35% | 2021 |
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| 11, Aspen Grove562 m away | 86 m² | 114 m² | +28 m² +33% | 2025 |
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| 229, Goodwood Avenue501 m away | 109 m² | 137 m² | +28 m² +26% | 2023 |
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| 9, Connaught Road973 m away | 78 m² | 106 m² | +28 m² +36% | 2023 |
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| 20, Aldborough Road700 m away | 111 m² | 139 m² | +28 m² +25% | 2022 |
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| 41, Randall Drive927 m away | 72 m² | 100 m² | +28 m² +39% | 2021 |
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| 66, Central Drive193 m away | 89 m² | 117 m² | +28 m² +31% | 2015 |
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| 63, Doncaster Way374 m away | 48 m² | 75 m² | +27 m² +56% | 2023 |
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| 2, Minster Way875 m away | 133 m² | 160 m² | +27 m² +20% | 2023 |
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| 281, Goodwood Avenue501 m away | 77 m² | 104 m² | +27 m² +35% | 2020 |
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| 21a, Suttons Lane665 m away | 49 m² | 76 m² | +27 m² +55% | 2019 |
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| 62, Little Gaynes Lane916 m away | 125 m² | 152 m² | +27 m² +22% | 2016 |
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| 45, Alma Avenue513 m away | 90 m² | 117 m² | +27 m² +30% | 2014 |
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| 13, Maple Avenue940 m away | 104 m² | 130 m² | +26 m² +25% | 2026 |
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| 10, Standen Avenue559 m away | 80 m² | 106 m² | +26 m² +33% | 2024 |
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| 55, Norfolk Road652 m away | 80 m² | 106 m² | +26 m² +33% | 2023 |
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| 18, Bridge Avenue820 m away | 105 m² | 131 m² | +26 m² +25% | 2022 |
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| 346, Goodwood Avenue265 m away | 88 m² | 114 m² | +26 m² +30% | 2021 |
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| 33, Kempton Avenue0 m away | 83 m² | 109 m² | +26 m² +31% | 2014 |
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| 7, Minster Court918 m away | 58 m² | 84 m² | +26 m² +45% | 2014 |
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| 30, Clarence Avenue568 m away | 47 m² | 72 m² | +25 m² +53% | 2025 |
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| 8, Bevan Way52 m away | 103 m² | 128 m² | +25 m² +24% | 2023 |
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| 30, Alma Avenue529 m away | 89 m² | 114 m² | +25 m² +28% | 2023 |
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| 11, Mavis Grove850 m away | 137 m² | 162 m² | +25 m² +18% | 2020 |
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| 62, Central Drive193 m away | 88 m² | 113 m² | +25 m² +28% | 2015 |
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| 42, Central Drive243 m away | 74 m² | 99 m² | +25 m² +34% | 2015 |
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| 30, Allenby Drive835 m away | 107 m² | 131 m² | +24 m² +22% | 2023 |
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| 93, Plumpton Avenue346 m away | 130 m² | 154 m² | +24 m² +18% | 2015 |
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| 40, Highfield Crescent493 m away | 95 m² | 118 m² | +23 m² +24% | 2018 |
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| 28, Maple Avenue977 m away | 132 m² | 155 m² | +23 m² +17% | 2015 |
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| 13, Tyrells Close983 m away | 44 m² | 67 m² | +23 m² +52% | 2014 |
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| Flat 2, Abraham Court, 2 - 4, St Mary'S Lane846 m away | 40 m² | 63 m² | +23 m² +57% | 2011 |
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| 9, Aintree Grove265 m away | 92 m² | 114 m² | +22 m² +24% | 2025 |
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| 11, Ascot Gardens664 m away | 65 m² | 87 m² | +22 m² +34% | 2024 |
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| 30, Wayside Avenue971 m away | 79 m² | 101 m² | +22 m² +28% | 2020 |
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| 274, Goodwood Avenue499 m away | 85 m² | 107 m² | +22 m² +26% | 2019 |
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| 83, Granton Avenue317 m away | 86 m² | 108 m² | +22 m² +26% | 2018 |
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| 8, Kenilworth Gardens765 m away | 114 m² | 135 m² | +21 m² +18% | 2026 |
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| 6, Acacia Drive798 m away | 117 m² | 138 m² | +21 m² +18% | 2020 |
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| 52, Station Lane911 m away | 21 m² | 42 m² | +21 m² +100% | 2016 |
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| 4, Acacia Drive798 m away | 77 m² | 97 m² | +20 m² +26% | 2025 |
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| 53, Bridge Avenue793 m away | 97 m² | 117 m² | +20 m² +21% | 2020 |
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| 29, Brendans Close981 m away | 58 m² | 78 m² | +20 m² +34% | 2018 |
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| 59, Bridge Avenue793 m away | 45 m² | 65 m² | +20 m² +44% | 2016 |
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| 60, Central Drive193 m away | 98 m² | 117 m² | +19 m² +19% | 2026 |
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| 84, Hacton Drive793 m away | 95 m² | 114 m² | +19 m² +20% | 2026 |
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| 17, Suttons Avenue800 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 74, Kempton Avenue321 m away | 91 m² | 110 m² | +19 m² +21% | 2024 |
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| 94, Aldborough Road451 m away | 102 m² | 121 m² | +19 m² +19% | 2024 |
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| 34, Westland Avenue980 m away | 90 m² | 109 m² | +19 m² +21% | 2023 |
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| 29, Newbury Gardens410 m away | 73 m² | 92 m² | +19 m² +26% | 2016 |
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| 70, Minster Way942 m away | 109 m² | 127 m² | +18 m² +17% | 2021 |
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| 39, Warriner Avenue797 m away | 88 m² | 106 m² | +18 m² +20% | 2020 |
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| 36, Latimer Drive878 m away | 41 m² | 59 m² | +18 m² +44% | 2018 |
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| Swan House, 54, Station Lane911 m away | 45 m² | 63 m² | +18 m² +40% | 2017 |
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| 23, Carisbrooke Close1000 m away | 83 m² | 101 m² | +18 m² +22% | 2015 |
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| 112, Alma Avenue383 m away | 65 m² | 83 m² | +18 m² +28% | 2013 |
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| 17, Ascot Gardens664 m away | 77 m² | 95 m² | +18 m² +23% | 2013 |
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| 6, Hurst Park Avenue720 m away | 96 m² | 114 m² | +18 m² +19% | 2012 |
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| 12, Hacton Parade156 m away | 63 m² | 80 m² | +17 m² +27% | 2026 |
|---|
| 26, Stanley Road967 m away | 99 m² | 116 m² | +17 m² +17% | 2025 |
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| 61, Suttons Lane760 m away | 104 m² | 121 m² | +17 m² +16% | 2024 |
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| 2, Vaughan Avenue709 m away | 82 m² | 99 m² | +17 m² +21% | 2023 |
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| 61, Plumpton Avenue346 m away | 86 m² | 103 m² | +17 m² +20% | 2022 |
|---|
| 89, Alma Avenue513 m away | 64 m² | 81 m² | +17 m² +27% | 2022 |
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| 49, Aldborough Road578 m away | 80 m² | 97 m² | +17 m² +21% | 2021 |
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| 1, Lingfield Avenue410 m away | 83 m² | 100 m² | +17 m² +20% | 2019 |
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| 18a, Granton Avenue317 m away | 43 m² | 60 m² | +17 m² +40% | 2015 |
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| Flat 28, Abraham Court, 2 - 4, St Mary'S Lane846 m away | 69 m² | 85 m² | +16 m² +23% | 2023 |
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| 3, Lambourne Gardens896 m away | 68 m² | 84 m² | +16 m² +24% | 2016 |
|---|
| 34, Kent Drive978 m away | 88 m² | 103 m² | +15 m² +17% | 2024 |
|---|
| 24, Chelmsford Drive191 m away | 69 m² | 84 m² | +15 m² +22% | 2023 |
|---|
| 140, Bevan Way290 m away | 80 m² | 95 m² | +15 m² +19% | 2023 |
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| 17, Fontwell Park Gardens569 m away | 29 m² | 44 m² | +15 m² +52% | 2022 |
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| 40, Crystal Avenue575 m away | 81 m² | 96 m² | +15 m² +19% | 2022 |
|---|
| 126, Alma Avenue383 m away | 83 m² | 98 m² | +15 m² +18% | 2017 |
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| 14, Brookdale Avenue824 m away | 83 m² | 98 m² | +15 m² +18% | 2015 |
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