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 AL5 1EG
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 |
|---|---|---|---|---|
| Bamville Copse, Cross Lane804 m away | 190 m² | 458 m² | +268 m² +141% | 2022 |
| Eastmoor Lodge, East Common681 m away | 236 m² | 502 m² | +266 m² +113% | 2020 |
| 1, Hatching Green Close953 m away | 219 m² | 462 m² | +243 m² +111% | 2019 |
| 12, West Common Grove922 m away | 164 m² | 400 m² | +236 m² +144% | 2018 |
| 1, Greyfriars Lane905 m away | 167 m² | 399 m² | +232 m² +139% | 2026 |
| 122, Eastmoor Park248 m away | 135 m² | 288 m² | +153 m² +113% | 2019 |
| 63, West Common867 m away | 214 m² | 349 m² | +135 m² +63% | 2026 |
| 4, Bamville Wood859 m away | 203 m² | 338 m² | +135 m² +67% | 2023 |
| 51, Leycroft Way880 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.
| 92 m² |
| 220 m² |
| +128 m² +139% |
| 2022 |
| 7, Ashcroft Close975 m away | 102 m² | 229 m² | +127 m² +125% | 2015 |
|---|
| 67, Leycroft Way880 m away | 92 m² | 217 m² | +125 m² +136% | 2021 |
|---|
| 44a, West Common872 m away | 137 m² | 259 m² | +122 m² +89% | 2021 |
|---|
| 20, Meadway790 m away | 88 m² | 209 m² | +121 m² +138% | 2016 |
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| 14, Leycroft Way904 m away | 105 m² | 225 m² | +120 m² +114% | 2026 |
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| 3, Aldwick Road925 m away | 108 m² | 221 m² | +113 m² +105% | 2026 |
|---|
| Oak Bank, West Common Close983 m away | 439 m² | 552 m² | +113 m² +26% | 2025 |
|---|
| 2, Ashcroft Close975 m away | 106 m² | 218 m² | +112 m² +106% | 2024 |
|---|
| 12, Meadway790 m away | 136 m² | 248 m² | +112 m² +82% | 2021 |
|---|
| 1, Fairmead Avenue831 m away | 127 m² | 238 m² | +111 m² +87% | 2018 |
|---|
| 19, Leycroft Way904 m away | 78 m² | 187 m² | +109 m² +140% | 2010 |
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| 4, Meadow Walk650 m away | 80 m² | 187 m² | +107 m² +134% | 2017 |
|---|
| 17, Pipers Avenue562 m away | 139 m² | 244 m² | +105 m² +76% | 2017 |
|---|
| 8, Fairmead Avenue800 m away | 131 m² | 233 m² | +102 m² +78% | 2017 |
|---|
| 94, Alzey Gardens832 m away | 87 m² | 186 m² | +99 m² +114% | 2025 |
|---|
| 11, Pipers Avenue562 m away | 72 m² | 169 m² | +97 m² +135% | 2012 |
|---|
| 10, Eastmoor Park212 m away | 86 m² | 181 m² | +95 m² +110% | 2024 |
|---|
| 8, Aran Close522 m away | 121 m² | 215 m² | +94 m² +78% | 2022 |
|---|
| 47, Grove Avenue739 m away | 87 m² | 179 m² | +92 m² +106% | 2026 |
|---|
| 10, Bewdley Close338 m away | 64 m² | 155 m² | +91 m² +142% | 2026 |
|---|
| 25, Grove Avenue547 m away | 91 m² | 182 m² | +91 m² +100% | 2025 |
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| Arden Lea, Hatching Green949 m away | 123 m² | 213 m² | +90 m² +73% | 2023 |
|---|
| 35, Leycroft Way880 m away | 96 m² | 185 m² | +89 m² +93% | 2023 |
|---|
| 21, Churchfield449 m away | 59 m² | 147 m² | +88 m² +149% | 2026 |
|---|
| 11, Grove Avenue547 m away | 131 m² | 219 m² | +88 m² +67% | 2025 |
|---|
| Gray Corners, West Common Grove881 m away | 260 m² | 348 m² | +88 m² +34% | 2021 |
|---|
| 77, Grove Avenue869 m away | 83 m² | 168 m² | +85 m² +102% | 2026 |
|---|
| 16, Hawthorn Close406 m away | 60 m² | 144 m² | +84 m² +140% | 2023 |
|---|
| 71, Broadstone Road115 m away | 79 m² | 160 m² | +81 m² +103% | 2009 |
|---|
| 90, Topstreet Way684 m away | 87 m² | 167 m² | +80 m² +92% | 2013 |
|---|
| 35, Churchfield449 m away | 77 m² | 156 m² | +79 m² +103% | 2023 |
|---|
| 71a, West Common867 m away | 239 m² | 315 m² | +76 m² +32% | 2025 |
|---|
| 43, Highfield Avenue852 m away | 90 m² | 162 m² | +72 m² +80% | 2026 |
|---|
| 10, Eastcote Drive435 m away | 82 m² | 154 m² | +72 m² +88% | 2022 |
|---|
| 82, Piggottshill Lane596 m away | 90 m² | 162 m² | +72 m² +80% | 2022 |
|---|
| 32, Highfield Avenue801 m away | 102 m² | 174 m² | +72 m² +71% | 2015 |
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| 29, Grove Avenue547 m away | 90 m² | 162 m² | +72 m² +80% | 2013 |
|---|
| 58, Barnfield Road608 m away | 109 m² | 179 m² | +70 m² +64% | 2023 |
|---|
| 94, Topstreet Way684 m away | 101 m² | 170 m² | +69 m² +68% | 2023 |
|---|
| 34, Wheathampstead Road918 m away | 130 m² | 198 m² | +68 m² +52% | 2018 |
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| 122, Topstreet Way684 m away | 101 m² | 169 m² | +68 m² +67% | 2017 |
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| 1, Aldwick Road925 m away | 145 m² | 213 m² | +68 m² +47% | 2016 |
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| 36, Wheathampstead Road918 m away | 151 m² | 218 m² | +67 m² +44% | 2018 |
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| 62, Eastmoor Park212 m away | 87 m² | 154 m² | +67 m² +77% | 2015 |
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| 6, Birch Way614 m away | 77 m² | 143 m² | +66 m² +86% | 2022 |
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| 21, Piggottshill Lane349 m away | 75 m² | 140 m² | +65 m² +87% | 2020 |
|---|
| 34, Highfield Avenue801 m away | 116 m² | 180 m² | +64 m² +55% | 2023 |
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| 5, Fairmead Avenue831 m away | 89 m² | 152 m² | +63 m² +71% | 2019 |
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| 19, Piggottshill Lane349 m away | 103 m² | 166 m² | +63 m² +61% | 2018 |
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| 20, Hawthorn Close406 m away | 61 m² | 123 m² | +62 m² +102% | 2026 |
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| 12, Gilpin Green991 m away | 144 m² | 206 m² | +62 m² +43% | 2022 |
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| 12, Kingcroft Road287 m away | 80 m² | 142 m² | +62 m² +78% | 2020 |
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| 24, Pipers Avenue562 m away | 91 m² | 153 m² | +62 m² +68% | 2020 |
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| 50, High Firs Crescent710 m away | 153 m² | 215 m² | +62 m² +41% | 2020 |
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| 7, Birch Way614 m away | 201 m² | 262 m² | +61 m² +30% | 2020 |
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| 5, Pipers Avenue562 m away | 133 m² | 193 m² | +60 m² +45% | 2015 |
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| 8, Walkers Close392 m away | 66 m² | 126 m² | +60 m² +91% | 2014 |
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| 24, Greenway812 m away | 92 m² | 151 m² | +59 m² +64% | 2024 |
|---|
| 33, Topstreet Way751 m away | 159 m² | 218 m² | +59 m² +37% | 2021 |
|---|
| 28, Fairmead Avenue800 m away | 107 m² | 166 m² | +59 m² +55% | 2016 |
|---|
| The Spinney, Little Lane344 m away | 214 m² | 272 m² | +58 m² +27% | 2020 |
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| 33, Southdown Road934 m away | 160 m² | 217 m² | +57 m² +36% | 2024 |
|---|
| 42, Highfield Avenue801 m away | 113 m² | 170 m² | +57 m² +50% | 2018 |
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| 15, Pipers Avenue562 m away | 113 m² | 169 m² | +56 m² +50% | 2012 |
|---|
| 33, Churchfield449 m away | 77 m² | 132 m² | +55 m² +71% | 2025 |
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| 38, Barnfield Road557 m away | 102 m² | 157 m² | +55 m² +54% | 2022 |
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| 136, Topstreet Way684 m away | 91 m² | 145 m² | +54 m² +59% | 2015 |
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| 16, Sibley Avenue740 m away | 62 m² | 116 m² | +54 m² +87% | 2014 |
|---|
| 4b, Kingcroft Road287 m away | 39 m² | 91 m² | +52 m² +133% | 2013 |
|---|
| 73, Coleswood Road0 m away | 82 m² | 132 m² | +50 m² +61% | 2021 |
|---|
| 62, High Firs Crescent710 m away | 117 m² | 166 m² | +49 m² +42% | 2024 |
|---|
| 90, Piggottshill Lane596 m away | 98 m² | 147 m² | +49 m² +50% | 2022 |
|---|
| 132, Topstreet Way684 m away | 60 m² | 109 m² | +49 m² +82% | 2016 |
|---|
| 8, Meadow Walk650 m away | 111 m² | 159 m² | +48 m² +43% | 2025 |
|---|
| 7, Lilac Way393 m away | 99 m² | 147 m² | +48 m² +48% | 2021 |
|---|
| 4, Pipers Avenue562 m away | 83 m² | 130 m² | +47 m² +57% | 2021 |
|---|
| 110, Piggottshill Lane739 m away | 92 m² | 139 m² | +47 m² +51% | 2011 |
|---|
| 4, Kingcroft Road287 m away | 103 m² | 149 m² | +46 m² +45% | 2021 |
|---|
| 14, Sibley Avenue589 m away | 61 m² | 107 m² | +46 m² +75% | 2017 |
|---|
| 60, Topstreet Way684 m away | 89 m² | 135 m² | +46 m² +52% | 2017 |
|---|
| 48, Meadway790 m away | 65 m² | 110 m² | +45 m² +69% | 2025 |
|---|
| 140, Cravells Road287 m away | 83 m² | 126 m² | +43 m² +52% | 2014 |
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| 10, Knowle Drive249 m away | 97 m² | 139 m² | +42 m² +43% | 2018 |
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| 6, Pipers Avenue562 m away | 86 m² | 128 m² | +42 m² +49% | 2017 |
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| 65, Broadstone Road115 m away | 81 m² | 122 m² | +41 m² +51% | 2026 |
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| 74, Oakley Road555 m away | 94 m² | 135 m² | +41 m² +44% | 2025 |
|---|
| 1, Nairn Close426 m away | 86 m² | 127 m² | +41 m² +48% | 2024 |
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| 43, Grove Avenue739 m away | 92 m² | 133 m² | +41 m² +45% | 2018 |
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| 4, St Michaels Close326 m away | 87 m² | 128 m² | +41 m² +47% | 2017 |
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| 80, Topstreet Way684 m away | 131 m² | 171 m² | +40 m² +31% | 2026 |
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| 85, Alzey Gardens832 m away | 108 m² | 148 m² | +40 m² +37% | 2021 |
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| 41, Highfield Avenue852 m away | 111 m² | 149 m² | +38 m² +34% | 2020 |
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| 54, Broadstone Road209 m away | 85 m² | 123 m² | +38 m² +45% | 2014 |
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| 1, Churchfield449 m away | 76 m² | 112 m² | +36 m² +47% | 2025 |
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| 10, East Common309 m away | 106 m² | 142 m² | +36 m² +34% | 2021 |
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| 12, Leycroft Way904 m away | 95 m² | 131 m² | +36 m² +38% | 2017 |
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| 33, Welbeck Rise489 m away | 85 m² | 121 m² | +36 m² +42% | 2014 |
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| 71, Leycroft Way880 m away | 69 m² | 105 m² | +36 m² +52% | 2014 |
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| 7a, Gordons Walk464 m away | 147 m² | 182 m² | +35 m² +24% | 2025 |
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| 54, Southdown Road672 m away | 188 m² | 223 m² | +35 m² +19% | 2024 |
|---|
| 17, Meadow Walk673 m away | 127 m² | 162 m² | +35 m² +28% | 2020 |
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| 31, West Common934 m away | 46 m² | 81 m² | +35 m² +76% | 2019 |
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| 10, Churchfield503 m away | 93 m² | 128 m² | +35 m² +38% | 2016 |
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| 45, Southdown Road810 m away | 206 m² | 241 m² | +35 m² +17% | 2016 |
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| 69, Chesterton Avenue983 m away | 74 m² | 107 m² | +33 m² +45% | 2024 |
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| 12, Rowan Way626 m away | 86 m² | 119 m² | +33 m² +38% | 2023 |
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| 73, Chesterton Avenue983 m away | 74 m² | 106 m² | +32 m² +43% | 2026 |
|---|
| 33b, Crabtree Lane889 m away | 154 m² | 186 m² | +32 m² +21% | 2021 |
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| 64, Grove Avenue779 m away | 88 m² | 120 m² | +32 m² +36% | 2016 |
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| 2, Nairn Close426 m away | 104 m² | 135 m² | +31 m² +30% | 2026 |
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| 92, Piggottshill Lane596 m away | 111 m² | 142 m² | +31 m² +28% | 2015 |
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| 108, Topstreet Way684 m away | 87 m² | 118 m² | +31 m² +36% | 2011 |
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| 1, Field Close366 m away | 156 m² | 186 m² | +30 m² +19% | 2023 |
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| 44, Broadstone Road209 m away | 84 m² | 114 m² | +30 m² +36% | 2022 |
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| 55, Grove Road336 m away | 56 m² | 86 m² | +30 m² +54% | 2022 |
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| 29, Leycroft Way904 m away | 139 m² | 169 m² | +30 m² +22% | 2021 |
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| 9, Birch Way614 m away | 139 m² | 169 m² | +30 m² +22% | 2015 |
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| 9, Leycroft Way904 m away | 157 m² | 187 m² | +30 m² +19% | 2014 |
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| 19, Coleswood Road189 m away | 86 m² | 116 m² | +30 m² +35% | 2013 |
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| 66, West Common867 m away | 88 m² | 117 m² | +29 m² +33% | 2025 |
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| 5, Ravenscroft579 m away | 106 m² | 135 m² | +29 m² +27% | 2022 |
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| 18, Grove Avenue521 m away | 113 m² | 142 m² | +29 m² +26% | 2016 |
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| 32, Cranbourne Drive253 m away | 60 m² | 88 m² | +28 m² +47% | 2024 |
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| 24, Grove Avenue521 m away | 103 m² | 131 m² | +28 m² +27% | 2023 |
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| 4, Paddock Wood766 m away | 116 m² | 144 m² | +28 m² +24% | 2022 |
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| 134, Cravells Road287 m away | 52 m² | 80 m² | +28 m² +54% | 2021 |
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| 63, Barnfield Road536 m away | 97 m² | 125 m² | +28 m² +29% | 2021 |
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| 64, Chesterton Avenue983 m away | 74 m² | 101 m² | +27 m² +36% | 2023 |
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| 20, Coleswood Road89 m away | 93 m² | 120 m² | +27 m² +29% | 2022 |
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| 83, Broadstone Road115 m away | 92 m² | 119 m² | +27 m² +29% | 2020 |
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| 156, Cravells Road287 m away | 77 m² | 104 m² | +27 m² +35% | 2013 |
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| 7, Bewdley Close338 m away | 132 m² | 159 m² | +27 m² +20% | 2013 |
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| 12, Sherwoods Rise648 m away | 93 m² | 119 m² | +26 m² +28% | 2023 |
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| 1b, Crabtree Lane755 m away | 161 m² | 186 m² | +25 m² +16% | 2025 |
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| 56, Eastmoor Park212 m away | 117 m² | 142 m² | +25 m² +21% | 2014 |
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| 17, Sibley Avenue589 m away | 62 m² | 87 m² | +25 m² +40% | 2014 |
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| 3, Field Close366 m away | 65 m² | 90 m² | +25 m² +38% | 2013 |
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| 15, Piggottshill Lane349 m away | 110 m² | 134 m² | +24 m² +22% | 2023 |
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| 1, Gordons Walk464 m away | 82 m² | 106 m² | +24 m² +29% | 2023 |
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| 45, Alzey Gardens901 m away | 113 m² | 137 m² | +24 m² +21% | 2023 |
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| 126, Piggottshill Lane739 m away | 145 m² | 169 m² | +24 m² +17% | 2018 |
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| 7, Meadway767 m away | 86 m² | 110 m² | +24 m² +28% | 2015 |
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| 3, Gordons Walk464 m away | 61 m² | 85 m² | +24 m² +39% | 2014 |
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| 7, Grove Road261 m away | 44 m² | 67 m² | +23 m² +52% | 2024 |
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| Flat 2, 42, West Common872 m away | 113 m² | 136 m² | +23 m² +20% | 2024 |
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| 61, Coleswood Road189 m away | 86 m² | 109 m² | +23 m² +27% | 2023 |
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| 16, Aldwick Road925 m away | 120 m² | 142 m² | +22 m² +18% | 2015 |
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| 31, Barnfield Road536 m away | 109 m² | 131 m² | +22 m² +20% | 2009 |
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| 16, Wensley Close502 m away | 99 m² | 120 m² | +21 m² +21% | 2024 |
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| 4, East Common309 m away | 77 m² | 98 m² | +21 m² +27% | 2023 |
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| 17, Paddock Wood780 m away | 130 m² | 151 m² | +21 m² +16% | 2022 |
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| 50, Cravells Road155 m away | 75 m² | 96 m² | +21 m² +28% | 2021 |
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| 35, Piggottshill Lane605 m away | 112 m² | 132 m² | +20 m² +18% | 2025 |
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| 5, Gordons Walk464 m away | 78 m² | 98 m² | +20 m² +26% | 2024 |
|---|
| 159, Grove Road726 m away | 75 m² | 95 m² | +20 m² +27% | 2022 |
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| 65, Chesterton Avenue983 m away | 77 m² | 97 m² | +20 m² +26% | 2016 |
|---|
| 12, Ravenscroft579 m away | 75 m² | 95 m² | +20 m² +27% | 2015 |
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| 57, Grove Road336 m away | 68 m² | 87 m² | +19 m² +28% | 2026 |
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| 33, Queens Road521 m away | 39 m² | 58 m² | +19 m² +49% | 2024 |
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| 58, Longfield Road60 m away | 82 m² | 101 m² | +19 m² +23% | 2021 |
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| 78, Cravells Road155 m away | 36 m² | 55 m² | +19 m² +53% | 2020 |
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| 8, East Common309 m away | 102 m² | 121 m² | +19 m² +19% | 2020 |
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| 6, Hatching Green949 m away | 58 m² | 77 m² | +19 m² +33% | 2015 |
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| 4, Cranbourne Drive253 m away | 115 m² | 134 m² | +19 m² +17% | 2012 |
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| 35, Queens Road521 m away | 40 m² | 58 m² | +18 m² +45% | 2024 |
|---|
| 29, Coleswood Road189 m away | 85 m² | 103 m² | +18 m² +21% | 2013 |
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| 3, Pendennis Court423 m away | 93 m² | 110 m² | +17 m² +18% | 2020 |
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| 23, Aysgarth Close888 m away | 73 m² | 88 m² | +15 m² +21% | 2021 |
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| 106, Southdown Road256 m away | 74 m² | 89 m² | +15 m² +20% | 2018 |
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| 46, Knowle Drive249 m away | 85 m² | 100 m² | +15 m² +18% | 2015 |
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