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 GU12 4LQ
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 |
|---|---|---|---|---|
| 22, Hillside Road535 m away | 173 m² | 336 m² | +163 m² +94% | 2025 |
| 39, Cargate Avenue419 m away | 110 m² | 242 m² | +132 m² +120% | 2025 |
| 37, Ayling Lane675 m away | 121 m² | 241 m² | +120 m² +99% | 2015 |
| 14, Eggars Hill671 m away | 305 m² | 407 m² | +102 m² +33% | 2021 |
| 48, Church Lane West590 m away | 123 m² | 215 m² | +92 m² +75% | 2019 |
| 10, Cargate Avenue450 m away | 93 m² | 171 m² | +78 m² +84% | 2016 |
| 30, Brighton Road934 m away | 127 m² | 203 m² | +76 m² +60% | 2024 |
| 59, Cambridge Road788 m away | 128 m² | 199 m² | +71 m² +55% | 2022 |
| 21, Highfield Gardens573 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.
| 94 m² |
| 162 m² |
| +68 m² +72% |
| 2026 |
| 29, Park Road819 m away | 70 m² | 136 m² | +66 m² +94% | 2024 |
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| 4, Elm Place835 m away | 200 m² | 264 m² | +64 m² +32% | 2026 |
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| 26, Elston Road900 m away | 91 m² | 155 m² | +64 m² +70% | 2025 |
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| 2, Parkland Grove969 m away | 102 m² | 163 m² | +61 m² +60% | 2024 |
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| 22, Kiln Way795 m away | 87 m² | 148 m² | +61 m² +70% | 2019 |
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| 18, Highfield Gardens501 m away | 93 m² | 154 m² | +61 m² +66% | 2016 |
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| 3, Kiln Way795 m away | 106 m² | 163 m² | +57 m² +54% | 2024 |
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| 52, Ash Road997 m away | 72 m² | 128 m² | +56 m² +78% | 2020 |
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| 110, Boxalls Lane995 m away | 64 m² | 119 m² | +55 m² +86% | 2020 |
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| The Sheiling, Bridge Road374 m away | 108 m² | 161 m² | +53 m² +49% | 2025 |
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| 17, Cranmore Lane916 m away | 122 m² | 173 m² | +51 m² +42% | 2021 |
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| 33, Rowhill Avenue781 m away | 70 m² | 121 m² | +51 m² +73% | 2020 |
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| 24, Gordon Road279 m away | 64 m² | 114 m² | +50 m² +78% | 2014 |
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| 114, Boxalls Lane995 m away | 86 m² | 135 m² | +49 m² +57% | 2025 |
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| 64, Ayling Lane806 m away | 113 m² | 162 m² | +49 m² +43% | 2018 |
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| 17a, St Michaels Road395 m away | 36 m² | 83 m² | +47 m² +131% | 2011 |
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| 1, Coronation Road908 m away | 85 m² | 131 m² | +46 m² +54% | 2022 |
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| 12, Church Hill695 m away | 153 m² | 199 m² | +46 m² +30% | 2019 |
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| 34, Upper St Michaels Road295 m away | 108 m² | 152 m² | +44 m² +41% | 2019 |
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| 51, Cambridge Road875 m away | 146 m² | 188 m² | +42 m² +29% | 2026 |
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| 125, Church Lane East769 m away | 158 m² | 200 m² | +42 m² +27% | 2023 |
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| 36, St Michaels Road390 m away | 90 m² | 132 m² | +42 m² +47% | 2021 |
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| 8b, St Georges Road East502 m away | 64 m² | 105 m² | +41 m² +64% | 2020 |
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| 19, Churchill Avenue723 m away | 64 m² | 105 m² | +41 m² +64% | 2014 |
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| Brook House, 4, Holbrook Close888 m away | 134 m² | 174 m² | +40 m² +30% | 2024 |
|---|
| 12, Kingsway980 m away | 71 m² | 111 m² | +40 m² +56% | 2014 |
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| 46, Park Road907 m away | 114 m² | 153 m² | +39 m² +34% | 2022 |
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| 36, Haig Road925 m away | 62 m² | 101 m² | +39 m² +63% | 2022 |
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| 129, St Michaels Road184 m away | 140 m² | 179 m² | +39 m² +28% | 2021 |
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| 51, Jubilee Road792 m away | 74 m² | 113 m² | +39 m² +53% | 2020 |
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| 107, Boxalls Lane998 m away | 89 m² | 128 m² | +39 m² +44% | 2016 |
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| 13, East Station Road288 m away | 102 m² | 140 m² | +38 m² +37% | 2026 |
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| 21, Laurel Gardens699 m away | 92 m² | 130 m² | +38 m² +41% | 2024 |
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| 100, St Michaels Road184 m away | 123 m² | 161 m² | +38 m² +31% | 2017 |
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| 26, York Road664 m away | 150 m² | 188 m² | +38 m² +25% | 2014 |
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| 32, Kings Road954 m away | 75 m² | 112 m² | +37 m² +49% | 2026 |
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| 8, Lee Court663 m away | 111 m² | 148 m² | +37 m² +33% | 2025 |
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| 67, Jubilee Road675 m away | 109 m² | 146 m² | +37 m² +34% | 2023 |
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| 11, Coronation Road908 m away | 88 m² | 125 m² | +37 m² +42% | 2016 |
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| Flat 48, Stratfield House, Birchett Road357 m away | 43 m² | 79 m² | +36 m² +84% | 2026 |
|---|
| 22, Egret Gardens876 m away | 77 m² | 112 m² | +35 m² +45% | 2025 |
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| 30, Eggars Hill671 m away | 119 m² | 154 m² | +35 m² +29% | 2022 |
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| 12, Boxalls Grove689 m away | 91 m² | 126 m² | +35 m² +38% | 2022 |
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| 59, St Georges Road189 m away | 95 m² | 129 m² | +34 m² +36% | 2018 |
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| 23, Egret Gardens876 m away | 86 m² | 119 m² | +33 m² +38% | 2023 |
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| 45, St Michaels Road395 m away | 107 m² | 140 m² | +33 m² +31% | 2022 |
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| 2, The Warren619 m away | 151 m² | 184 m² | +33 m² +22% | 2019 |
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| 58, St Georges Road189 m away | 63 m² | 96 m² | +33 m² +52% | 2015 |
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| 12, Reeves Road741 m away | 89 m² | 121 m² | +32 m² +36% | 2025 |
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| 51, St Josephs Road0 m away | 52 m² | 84 m² | +32 m² +62% | 2024 |
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| 3, Ventnor Terrace808 m away | 86 m² | 118 m² | +32 m² +37% | 2024 |
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| 46, Church Lane West590 m away | 149 m² | 181 m² | +32 m² +21% | 2022 |
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| 8, Cargate Grove459 m away | 39 m² | 71 m² | +32 m² +82% | 2018 |
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| 33, Holly Road930 m away | 50 m² | 81 m² | +31 m² +62% | 2024 |
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| 14, Boxalls Lane913 m away | 68 m² | 99 m² | +31 m² +46% | 2020 |
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| 19, Lysons Road263 m away | 36 m² | 66 m² | +30 m² +83% | 2025 |
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| 45a, Queens Road768 m away | 63 m² | 93 m² | +30 m² +48% | 2025 |
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| 17, Egret Gardens876 m away | 62 m² | 92 m² | +30 m² +48% | 2020 |
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| 56, Bell Chase737 m away | 28 m² | 57 m² | +29 m² +104% | 2021 |
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| Flat 5, Sherlow House, Nelson Street689 m away | 24 m² | 53 m² | +29 m² +121% | 2016 |
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| 48, Church Lane East144 m away | 76 m² | 105 m² | +29 m² +38% | 2011 |
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| 250a, High Street588 m away | 83 m² | 112 m² | +29 m² +35% | 2009 |
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| 5, Wellesley Gate268 m away | 40 m² | 68 m² | +28 m² +70% | 2024 |
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| 40, Parsons Close813 m away | 44 m² | 72 m² | +28 m² +64% | 2024 |
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| 15, Birchett Road421 m away | 89 m² | 117 m² | +28 m² +31% | 2023 |
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| 4, St. Michaels Hall, Croft Road514 m away | 49 m² | 77 m² | +28 m² +57% | 2020 |
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| 5, Ash Road977 m away | 98 m² | 125 m² | +27 m² +28% | 2026 |
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| 10, Highfield Avenue245 m away | 154 m² | 181 m² | +27 m² +18% | 2022 |
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| 16, St Josephs Road0 m away | 91 m² | 118 m² | +27 m² +30% | 2016 |
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| 11, York Crescent661 m away | 55 m² | 82 m² | +27 m² +49% | 2015 |
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| 2, York Road664 m away | 56 m² | 83 m² | +27 m² +48% | 2011 |
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| 30, Waterloo Road736 m away | 44 m² | 71 m² | +27 m² +61% | 2010 |
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| 13, Upper St Michaels Road295 m away | 143 m² | 169 m² | +26 m² +18% | 2026 |
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| 28, Ash Road997 m away | 105 m² | 131 m² | +26 m² +25% | 2022 |
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| 88, Boxalls Lane995 m away | 75 m² | 101 m² | +26 m² +35% | 2018 |
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| 58b, St Georges Road189 m away | 70 m² | 96 m² | +26 m² +37% | 2015 |
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| 20, Brockenhurst Road385 m away | 112 m² | 138 m² | +26 m² +23% | 2013 |
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| 40, Haig Road925 m away | 53 m² | 79 m² | +26 m² +49% | 2013 |
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| Flat 2, 1, Upper Elms Road460 m away | 76 m² | 101 m² | +25 m² +33% | 2026 |
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| 33, Brighton Road971 m away | 59 m² | 84 m² | +25 m² +42% | 2025 |
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| 24, Avondale Road473 m away | 90 m² | 115 m² | +25 m² +28% | 2022 |
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| 75, St Michaels Road267 m away | 110 m² | 135 m² | +25 m² +23% | 2021 |
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| 1, St Michaels Road505 m away | 107 m² | 132 m² | +25 m² +23% | 2019 |
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| 65, Highfield Gardens573 m away | 77 m² | 102 m² | +25 m² +32% | 2018 |
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| 53, Gordon Road279 m away | 84 m² | 109 m² | +25 m² +30% | 2014 |
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| 25, Kingsway980 m away | 65 m² | 90 m² | +25 m² +38% | 2014 |
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| 1, East Station Road288 m away | 58 m² | 82 m² | +24 m² +41% | 2024 |
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| 30, Northbrook Road342 m away | 70 m² | 94 m² | +24 m² +34% | 2023 |
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| Flat 2, Ayyaz Court, 10, Halimote Road159 m away | 35 m² | 59 m² | +24 m² +69% | 2022 |
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| 7, Holbrook Way758 m away | 109 m² | 133 m² | +24 m² +22% | 2022 |
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| 10, Iona House, Nelson Street657 m away | 72 m² | 96 m² | +24 m² +33% | 2021 |
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| 62, Brighton Road988 m away | 83 m² | 107 m² | +24 m² +29% | 2021 |
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| 46, Coronation Road876 m away | 113 m² | 136 m² | +23 m² +20% | 2025 |
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| 90, St Georges Road86 m away | 105 m² | 128 m² | +23 m² +22% | 2019 |
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| 7, Cargate Hill547 m away | 92 m² | 114 m² | +22 m² +24% | 2026 |
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| 24, Kings Road954 m away | 80 m² | 102 m² | +22 m² +28% | 2026 |
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| The Studio, 42, Ash Road997 m away | 99 m² | 121 m² | +22 m² +22% | 2025 |
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| 102, St Georges Road86 m away | 80 m² | 102 m² | +22 m² +28% | 2023 |
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| 55, St Georges Road189 m away | 99 m² | 121 m² | +22 m² +22% | 2022 |
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| 18, Halimote Road159 m away | 40 m² | 62 m² | +22 m² +55% | 2018 |
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| 2, Brockenhurst Road385 m away | 89 m² | 111 m² | +22 m² +25% | 2017 |
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| 2, Chrismas Avenue987 m away | 70 m² | 92 m² | +22 m² +31% | 2016 |
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| 113, Weybourne Road943 m away | 113 m² | 135 m² | +22 m² +19% | 2013 |
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| 66a, Grosvenor Road342 m away | 61 m² | 82 m² | +21 m² +34% | 2026 |
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| 30, Ash Road997 m away | 81 m² | 102 m² | +21 m² +26% | 2026 |
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| 105, High Street610 m away | 50 m² | 71 m² | +21 m² +42% | 2024 |
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| 139, Grosvenor Road243 m away | 99 m² | 120 m² | +21 m² +21% | 2021 |
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| 3, Wingate Court991 m away | 43 m² | 64 m² | +21 m² +49% | 2021 |
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| 61, Campbell Fields365 m away | 106 m² | 127 m² | +21 m² +20% | 2018 |
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| 19, Rowhill Avenue781 m away | 86 m² | 107 m² | +21 m² +24% | 2014 |
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| Flat 2, 25, Cargate Avenue450 m away | 75 m² | 96 m² | +21 m² +28% | 2011 |
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| 8, Brighton Road934 m away | 96 m² | 116 m² | +20 m² +21% | 2026 |
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| 4, Parsons Close813 m away | 59 m² | 79 m² | +20 m² +34% | 2024 |
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| 37, Brighton Road971 m away | 55 m² | 75 m² | +20 m² +36% | 2022 |
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| 51, Bell Chase737 m away | 51 m² | 70 m² | +19 m² +37% | 2025 |
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| 46, Campbell Fields264 m away | 56 m² | 75 m² | +19 m² +34% | 2023 |
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| 47, Boxalls Lane897 m away | 40 m² | 59 m² | +19 m² +48% | 2022 |
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| 4, Alison Way962 m away | 119 m² | 138 m² | +19 m² +16% | 2022 |
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| 60, Holly Road941 m away | 71 m² | 90 m² | +19 m² +27% | 2021 |
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| Flat 3, 32, Cargate Avenue419 m away | 53 m² | 72 m² | +19 m² +36% | 2020 |
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| 6, Verge Walk802 m away | 109 m² | 128 m² | +19 m² +17% | 2020 |
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| 8, Mount Pleasant Road823 m away | 105 m² | 124 m² | +19 m² +18% | 2020 |
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| 105, Victoria Road442 m away | 63 m² | 82 m² | +19 m² +30% | 2019 |
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| 21, Holly Road930 m away | 50 m² | 69 m² | +19 m² +38% | 2018 |
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| 126, Queens Road915 m away | 71 m² | 90 m² | +19 m² +27% | 2015 |
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| 118, Victoria Road469 m away | 43 m² | 62 m² | +19 m² +44% | 2013 |
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| Flat 11, London House, Pickford Street513 m away | 71 m² | 89 m² | +18 m² +25% | 2025 |
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| 16, Union Street630 m away | 52 m² | 70 m² | +18 m² +35% | 2025 |
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| Flat 8, Gregan Court, Cambridge Road793 m away | 44 m² | 62 m² | +18 m² +41% | 2023 |
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| 38, Ash Road997 m away | 108 m² | 126 m² | +18 m² +17% | 2023 |
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| Flat 5, Edward Court, Halimote Road121 m away | 72 m² | 90 m² | +18 m² +25% | 2022 |
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| 138, Grosvenor Road221 m away | 90 m² | 108 m² | +18 m² +20% | 2022 |
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| 95, Boxalls Lane947 m away | 105 m² | 123 m² | +18 m² +17% | 2016 |
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| 16, Kings Road954 m away | 71 m² | 89 m² | +18 m² +25% | 2016 |
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| Flat 15, Stratfield House, Birchett Road357 m away | 43 m² | 61 m² | +18 m² +42% | 2015 |
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| 31, Kingsway980 m away | 81 m² | 99 m² | +18 m² +22% | 2015 |
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| Flat 53, Stratfield House, Birchett Road357 m away | 42 m² | 60 m² | +18 m² +43% | 2014 |
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| 2, Wheelwrights House, Waterloo Road678 m away | 48 m² | 66 m² | +18 m² +38% | 2012 |
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| 8, Perowne Street837 m away | 76 m² | 94 m² | +18 m² +24% | 2011 |
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| 12, St Michaels Road390 m away | 56 m² | 73 m² | +17 m² +30% | 2025 |
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| 3, Barrack Road676 m away | 93 m² | 110 m² | +17 m² +18% | 2025 |
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| 3, Mount Pleasant Road823 m away | 101 m² | 118 m² | +17 m² +17% | 2025 |
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| 103, High Street610 m away | 47 m² | 64 m² | +17 m² +36% | 2023 |
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| 69a, Grosvenor Road414 m away | 37 m² | 54 m² | +17 m² +46% | 2021 |
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| 69, Gordon Road197 m away | 56 m² | 73 m² | +17 m² +30% | 2020 |
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| 112, Boxalls Lane995 m away | 77 m² | 94 m² | +17 m² +22% | 2020 |
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| Flat 3, Sportsmans Court, 213, High Street608 m away | 55 m² | 71 m² | +16 m² +29% | 2026 |
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| 14, Iona House, Nelson Street657 m away | 62 m² | 78 m² | +16 m² +26% | 2024 |
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| 21, Haig Road925 m away | 60 m² | 76 m² | +16 m² +27% | 2024 |
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| 238, Weybourne Road793 m away | 75 m² | 91 m² | +16 m² +21% | 2023 |
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| 23a, Lansdowne Road395 m away | 77 m² | 93 m² | +16 m² +21% | 2021 |
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| 49, Birchett Road421 m away | 62 m² | 78 m² | +16 m² +26% | 2017 |
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| Flat 6, Emarc House, 6, Pickford Street582 m away | 42 m² | 57 m² | +15 m² +36% | 2026 |
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| 246a, High Street588 m away | 66 m² | 81 m² | +15 m² +23% | 2026 |
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| 37, Ash Road977 m away | 74 m² | 89 m² | +15 m² +20% | 2024 |
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| 33, Elms Road370 m away | 74 m² | 89 m² | +15 m² +20% | 2021 |
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| 61, St Georges Road189 m away | 93 m² | 108 m² | +15 m² +16% | 2020 |
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| 85, Ascot Court253 m away | 21 m² | 36 m² | +15 m² +71% | 2020 |
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| 415, High Street818 m away | 71 m² | 86 m² | +15 m² +21% | 2020 |
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| 201, Ascot Court226 m away | 57 m² | 72 m² | +15 m² +26% | 2019 |
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| 185b, Victoria Road537 m away | 44 m² | 59 m² | +15 m² +34% | 2018 |
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