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 BH12 3LB
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 |
|---|---|---|---|---|
| 56, Bournemouth Road894 m away | 131 m² | 293 m² | +162 m² +124% | 2019 |
| 33, Harbour View Road786 m away | 114 m² | 239 m² | +125 m² +110% | 2022 |
| 6, Belmont Road671 m away | 87 m² | 196 m² | +109 m² +125% | 2015 |
| 52, Constitution Hill Road978 m away | 130 m² | 214 m² | +84 m² +65% | 2021 |
| 43a, Springfield Road636 m away | 126 m² | 205 m² | +79 m² +63% | 2019 |
| 3, Blair Avenue761 m away | 78 m² | 157 m² | +79 m² +101% | 2017 |
| 2, Ardmore Road911 m away | 97 m² | 175 m² | +78 m² +80% | 2017 |
| 7, Rozelle Road925 m away | 78 m² | 155 m² | +77 m² +99% | 2026 |
| 19, Glen Road521 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.
| 75 m² |
| 151 m² |
| +76 m² +101% |
| 2023 |
| 481, Ashley Road436 m away | 101 m² | 173 m² | +72 m² +71% | 2025 |
|---|
| 36, Glen Road521 m away | 125 m² | 194 m² | +69 m² +55% | 2018 |
|---|
| 14, Dansie Close712 m away | 104 m² | 172 m² | +68 m² +65% | 2020 |
|---|
| 10, Courtenay Road689 m away | 119 m² | 184 m² | +65 m² +55% | 2022 |
|---|
| 10a, St Peters Road780 m away | 109 m² | 174 m² | +65 m² +60% | 2014 |
|---|
| 199, Haymoor Road545 m away | 167 m² | 231 m² | +64 m² +38% | 2016 |
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| 10, Gervis Crescent617 m away | 88 m² | 148 m² | +60 m² +68% | 2018 |
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| 25, Inverclyde Road986 m away | 104 m² | 164 m² | +60 m² +58% | 2015 |
|---|
| 111, Upper Road613 m away | 61 m² | 119 m² | +58 m² +95% | 2024 |
|---|
| 41, Hythe Road836 m away | 59 m² | 116 m² | +57 m² +97% | 2025 |
|---|
| 16, Hamble Road692 m away | 113 m² | 169 m² | +56 m² +50% | 2023 |
|---|
| 26, Springfield Road516 m away | 96 m² | 149 m² | +53 m² +55% | 2024 |
|---|
| 10, Rosemary Road900 m away | 59 m² | 112 m² | +53 m² +90% | 2016 |
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| 33, Danecourt Road966 m away | 124 m² | 176 m² | +52 m² +42% | 2017 |
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| Flat 1, 22, St Clements Road527 m away | 68 m² | 120 m² | +52 m² +76% | 2014 |
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| Flat 3, 22, St Clements Road527 m away | 68 m² | 120 m² | +52 m² +76% | 2014 |
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| 16, Mansfield Road766 m away | 133 m² | 185 m² | +52 m² +39% | 2014 |
|---|
| Flat 2, 2, St Peters Road780 m away | 48 m² | 100 m² | +52 m² +108% | 2012 |
|---|
| 24 - 30, Chalice Close934 m away | 61 m² | 111 m² | +50 m² +82% | 2018 |
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| 23, Granville Road281 m away | 90 m² | 139 m² | +49 m² +54% | 2023 |
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| 301, Ashley Road897 m away | 103 m² | 152 m² | +49 m² +48% | 2022 |
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| 121, Foxholes Road893 m away | 75 m² | 124 m² | +49 m² +65% | 2017 |
|---|
| 21, St Peters Road791 m away | 135 m² | 184 m² | +49 m² +36% | 2016 |
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| 73, Good Road985 m away | 67 m² | 116 m² | +49 m² +73% | 2016 |
|---|
| 16, Linden Road541 m away | 100 m² | 148 m² | +48 m² +48% | 2025 |
|---|
| 48, Constitution Hill Road978 m away | 173 m² | 221 m² | +48 m² +28% | 2025 |
|---|
| 90, North Road550 m away | 132 m² | 180 m² | +48 m² +36% | 2022 |
|---|
| 473, Ashley Road436 m away | 96 m² | 143 m² | +47 m² +49% | 2025 |
|---|
| 30, Kinson Avenue602 m away | 97 m² | 144 m² | +47 m² +48% | 2022 |
|---|
| 1a, Sea View Road228 m away | 43 m² | 89 m² | +46 m² +107% | 2018 |
|---|
| 21a, St Peters Road791 m away | 156 m² | 200 m² | +44 m² +28% | 2019 |
|---|
| 51, Bournemouth Road807 m away | 79 m² | 123 m² | +44 m² +56% | 2019 |
|---|
| 14, Belmont Road671 m away | 43 m² | 87 m² | +44 m² +102% | 2016 |
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| 28, Lyell Road761 m away | 85 m² | 129 m² | +44 m² +52% | 2015 |
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| 19, Charmouth Grove805 m away | 78 m² | 121 m² | +43 m² +55% | 2021 |
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| 80, Good Road985 m away | 52 m² | 95 m² | +43 m² +83% | 2013 |
|---|
| 9, Jackson Road828 m away | 50 m² | 92 m² | +42 m² +84% | 2026 |
|---|
| 3, Chalice Close934 m away | 78 m² | 120 m² | +42 m² +54% | 2024 |
|---|
| 22, Southill Road946 m away | 104 m² | 146 m² | +42 m² +40% | 2017 |
|---|
| 397, Ashley Road633 m away | 129 m² | 170 m² | +41 m² +32% | 2025 |
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| 475, Ashley Road436 m away | 103 m² | 144 m² | +41 m² +40% | 2023 |
|---|
| 14, Springfield Crescent662 m away | 200 m² | 241 m² | +41 m² +21% | 2022 |
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| 40, Constitution Hill Road978 m away | 96 m² | 137 m² | +41 m² +43% | 2022 |
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| 4, Courtenay Road689 m away | 118 m² | 159 m² | +41 m² +35% | 2021 |
|---|
| 18a, Victoria Crescent991 m away | 41 m² | 81 m² | +40 m² +98% | 2019 |
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| 12, Farcroft Road235 m away | 100 m² | 140 m² | +40 m² +40% | 2018 |
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| 63a, Cynthia Road722 m away | 103 m² | 142 m² | +39 m² +38% | 2022 |
|---|
| 2, Linden Road541 m away | 66 m² | 105 m² | +39 m² +59% | 2021 |
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| 10, Hythe Road836 m away | 59 m² | 98 m² | +39 m² +66% | 2016 |
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| 18, Sylvan Road333 m away | 59 m² | 98 m² | +39 m² +66% | 2015 |
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| 20, Sylvan Road333 m away | 68 m² | 106 m² | +38 m² +56% | 2025 |
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| 500a, Ashley Road595 m away | 71 m² | 109 m² | +38 m² +54% | 2020 |
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| 29, Cheltenham Road727 m away | 134 m² | 172 m² | +38 m² +28% | 2017 |
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| 41, Jubilee Road919 m away | 53 m² | 91 m² | +38 m² +72% | 2013 |
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| A home on Ashley Road533 m away | 66 m² | 103 m² | +37 m² +56% | 2025 |
|---|
| 78, Felton Road850 m away | 111 m² | 148 m² | +37 m² +33% | 2017 |
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| 23, Livingstone Road772 m away | 52 m² | 88 m² | +36 m² +69% | 2024 |
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| 55, Cynthia Road722 m away | 103 m² | 138 m² | +35 m² +34% | 2024 |
|---|
| 84, Parkstone Heights768 m away | 134 m² | 169 m² | +35 m² +26% | 2021 |
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| 90a, Cranbrook Road157 m away | 59 m² | 94 m² | +35 m² +59% | 2016 |
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| 9, Hill Crest Road180 m away | 135 m² | 170 m² | +35 m² +26% | 2015 |
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| 11, Ardmore Road911 m away | 181 m² | 214 m² | +33 m² +18% | 2025 |
|---|
| 2, White Close566 m away | 63 m² | 96 m² | +33 m² +52% | 2018 |
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| 21, Courtenay Road689 m away | 131 m² | 164 m² | +33 m² +25% | 2017 |
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| 16, Woking Road852 m away | 51 m² | 84 m² | +33 m² +65% | 2016 |
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| 2, Harbour View Cottages, 201, Haymoor Road531 m away | 79 m² | 112 m² | +33 m² +42% | 2014 |
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| 24, Springfield Crescent662 m away | 114 m² | 146 m² | +32 m² +28% | 2026 |
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| 21, Rozelle Road925 m away | 68 m² | 100 m² | +32 m² +47% | 2025 |
|---|
| 3, Grove Road214 m away | 75 m² | 107 m² | +32 m² +43% | 2024 |
|---|
| 19, Cranbrook Road149 m away | 104 m² | 136 m² | +32 m² +31% | 2020 |
|---|
| 33, Ringwood Road658 m away | 102 m² | 134 m² | +32 m² +31% | 2019 |
|---|
| 13, Mansfield Close881 m away | 81 m² | 113 m² | +32 m² +40% | 2015 |
|---|
| 22, Jacqueline Road802 m away | 81 m² | 112 m² | +31 m² +38% | 2026 |
|---|
| 16, Creech Road720 m away | 73 m² | 104 m² | +31 m² +42% | 2025 |
|---|
| 23, Mansfield Close881 m away | 81 m² | 112 m² | +31 m² +38% | 2025 |
|---|
| 122, Cranbrook Road484 m away | 45 m² | 76 m² | +31 m² +69% | 2024 |
|---|
| 25, Harbour View Road786 m away | 110 m² | 141 m² | +31 m² +28% | 2024 |
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| 17, Rozelle Road925 m away | 109 m² | 140 m² | +31 m² +28% | 2022 |
|---|
| 2, Constitution Hill Gardens586 m away | 53 m² | 84 m² | +31 m² +58% | 2020 |
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| 181, Ringwood Road436 m away | 77 m² | 108 m² | +31 m² +40% | 2015 |
|---|
| 7, Richmond Road914 m away | 77 m² | 108 m² | +31 m² +40% | 2014 |
|---|
| 20a, Foxholes Road855 m away | 68 m² | 99 m² | +31 m² +46% | 2013 |
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| 116, Uppleby Road489 m away | 79 m² | 109 m² | +30 m² +38% | 2025 |
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| 14, Charmouth Grove805 m away | 187 m² | 217 m² | +30 m² +16% | 2024 |
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| 6, Livingstone Road772 m away | 66 m² | 96 m² | +30 m² +45% | 2023 |
|---|
| 23, Sea View Road228 m away | 75 m² | 104 m² | +29 m² +39% | 2025 |
|---|
| 146, Ringwood Road921 m away | 64 m² | 93 m² | +29 m² +45% | 2024 |
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| 20, Rozelle Road925 m away | 126 m² | 155 m² | +29 m² +23% | 2024 |
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| 15, Phyldon Road275 m away | 99 m² | 128 m² | +29 m² +29% | 2023 |
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| Flat 2, Baytrees, 4, St Peters Road780 m away | 36 m² | 65 m² | +29 m² +81% | 2023 |
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| 32, Bournemouth Road866 m away | 84 m² | 113 m² | +29 m² +35% | 2023 |
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| 122, Uppleby Road489 m away | 83 m² | 112 m² | +29 m² +35% | 2021 |
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| 56, Constitution Hill Road978 m away | 76 m² | 104 m² | +28 m² +37% | 2026 |
|---|
| 40, Hermitage Road365 m away | 110 m² | 138 m² | +28 m² +25% | 2023 |
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| 7a, Parr Street973 m away | 39 m² | 67 m² | +28 m² +72% | 2021 |
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| 68, Belmont Road671 m away | 84 m² | 112 m² | +28 m² +33% | 2020 |
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| 140, Foxholes Road893 m away | 32 m² | 60 m² | +28 m² +88% | 2018 |
|---|
| 3, Dansie Close712 m away | 71 m² | 99 m² | +28 m² +39% | 2010 |
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| Flat 7, Wellington House, 16, Ardmore Road911 m away | 135 m² | 163 m² | +28 m² +21% | 2009 |
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| 630, Ashley Road236 m away | 166 m² | 193 m² | +27 m² +16% | 2026 |
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| 29, Livingstone Road772 m away | 58 m² | 85 m² | +27 m² +47% | 2023 |
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| 523, Ashley Road325 m away | 96 m² | 123 m² | +27 m² +28% | 2014 |
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| 3, Church Road961 m away | 25 m² | 52 m² | +27 m² +108% | 2014 |
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| 6, Jacqueline Road802 m away | 74 m² | 100 m² | +26 m² +35% | 2024 |
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| 3a, Danecourt Road966 m away | 150 m² | 176 m² | +26 m² +17% | 2024 |
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| 10a, New Road929 m away | 118 m² | 144 m² | +26 m² +22% | 2022 |
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| The Lodge House, 26, Mansfield Road909 m away | 55 m² | 81 m² | +26 m² +47% | 2015 |
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| 12, Livingstone Road772 m away | 53 m² | 78 m² | +25 m² +47% | 2024 |
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| 4, Hamble Road692 m away | 66 m² | 91 m² | +25 m² +38% | 2016 |
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| 21, Edward Road983 m away | 105 m² | 130 m² | +25 m² +24% | 2015 |
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| 36, Parkstone Heights402 m away | 114 m² | 139 m² | +25 m² +22% | 2014 |
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| 36, Upper Road742 m away | 38 m² | 63 m² | +25 m² +66% | 2011 |
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| 578, Ashley Road277 m away | 97 m² | 121 m² | +24 m² +25% | 2023 |
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| 41, Sea View Road228 m away | 74 m² | 98 m² | +24 m² +32% | 2019 |
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| 21, Glen Road521 m away | 77 m² | 101 m² | +24 m² +31% | 2017 |
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| 24, Jacqueline Road802 m away | 66 m² | 90 m² | +24 m² +36% | 2014 |
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| 6, Springfield Road516 m away | 98 m² | 121 m² | +23 m² +23% | 2025 |
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| 7, St Peters Road948 m away | 75 m² | 98 m² | +23 m² +31% | 2024 |
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| 5, Parr Street973 m away | 61 m² | 84 m² | +23 m² +38% | 2022 |
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| 22, Harbour View Road729 m away | 123 m² | 146 m² | +23 m² +19% | 2019 |
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| 46, Cynthia Road680 m away | 88 m² | 111 m² | +23 m² +26% | 2016 |
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| 12, Ardmore Road911 m away | 61 m² | 84 m² | +23 m² +38% | 2011 |
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| 114, Haymoor Road559 m away | 107 m² | 129 m² | +22 m² +21% | 2026 |
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| Flat 6, 15, Blair Avenue761 m away | 66 m² | 88 m² | +22 m² +33% | 2026 |
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| 141, Haymoor Road545 m away | 104 m² | 126 m² | +22 m² +21% | 2024 |
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| 24, Upper Road742 m away | 69 m² | 91 m² | +22 m² +32% | 2022 |
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| 25, Charmouth Grove805 m away | 112 m² | 134 m² | +22 m² +20% | 2022 |
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| 4, Brixey Mews, 91a, Brixey Road821 m away | 54 m² | 76 m² | +22 m² +41% | 2022 |
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| 34, Lacey Crescent364 m away | 118 m² | 140 m² | +22 m² +19% | 2018 |
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| 4, Wilson Road909 m away | 89 m² | 111 m² | +22 m² +25% | 2017 |
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| Flat 11, Verenna, 44, Springfield Road516 m away | 69 m² | 90 m² | +21 m² +30% | 2022 |
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| 74, Upper Road613 m away | 87 m² | 108 m² | +21 m² +24% | 2021 |
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| 37, Cheltenham Road727 m away | 64 m² | 85 m² | +21 m² +33% | 2021 |
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| 1, White Close566 m away | 73 m² | 94 m² | +21 m² +29% | 2019 |
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| 4, Jubilee Road966 m away | 57 m² | 78 m² | +21 m² +37% | 2018 |
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| 8, Littlecroft Road115 m away | 117 m² | 138 m² | +21 m² +18% | 2017 |
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| 13, St Clements Road460 m away | 93 m² | 114 m² | +21 m² +23% | 2013 |
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| 634, Ashley Road236 m away | 131 m² | 152 m² | +21 m² +16% | 2011 |
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| 9, Churchill Road810 m away | 51 m² | 72 m² | +21 m² +41% | 2011 |
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| 18, The Topiary608 m away | 84 m² | 104 m² | +20 m² +24% | 2026 |
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| 24, Hythe Road836 m away | 77 m² | 97 m² | +20 m² +26% | 2026 |
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| 27, Granville Road281 m away | 77 m² | 97 m² | +20 m² +26% | 2025 |
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| 18, Harbour View Close627 m away | 111 m² | 131 m² | +20 m² +18% | 2025 |
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| 6, Inverclyde Road986 m away | 103 m² | 123 m² | +20 m² +19% | 2024 |
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| Flat 10, Ardmore Lodge 7-9, Ardmore Road911 m away | 58 m² | 78 m² | +20 m² +34% | 2020 |
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| 54, Haymoor Road798 m away | 98 m² | 118 m² | +20 m² +20% | 2016 |
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| 42, Hamble Road692 m away | 75 m² | 94 m² | +19 m² +25% | 2026 |
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| 8, Highland Road490 m away | 94 m² | 113 m² | +19 m² +20% | 2025 |
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| Flat 20, Warwick Court, 22, Bournemouth Road887 m away | 84 m² | 103 m² | +19 m² +23% | 2023 |
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| 142, Cranbrook Road484 m away | 58 m² | 77 m² | +19 m² +33% | 2022 |
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| Flat 5, 8, Sea View Road214 m away | 33 m² | 52 m² | +19 m² +58% | 2021 |
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| 2, Victoria Road645 m away | 29 m² | 48 m² | +19 m² +66% | 2021 |
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| 24, Ribbonwood Heights681 m away | 59 m² | 78 m² | +19 m² +32% | 2021 |
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| 58, Belmont Road671 m away | 125 m² | 144 m² | +19 m² +15% | 2020 |
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| 24, Wayne Road84 m away | 111 m² | 130 m² | +19 m² +17% | 2016 |
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| 173, Churchill Road983 m away | 83 m² | 102 m² | +19 m² +23% | 2016 |
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| 8, Bassett Road319 m away | 61 m² | 80 m² | +19 m² +31% | 2014 |
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| 35a, Richmond Road914 m away | 94 m² | 112 m² | +18 m² +19% | 2026 |
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| 20, The Topiary608 m away | 93 m² | 111 m² | +18 m² +19% | 2025 |
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| 83, Rosemary Road945 m away | 87 m² | 105 m² | +18 m² +21% | 2024 |
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| Flat 12, Emeralds, 123, North Road286 m away | 85 m² | 103 m² | +18 m² +21% | 2022 |
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| 19, Madeline Crescent617 m away | 74 m² | 92 m² | +18 m² +24% | 2021 |
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| 97, Sea View Road216 m away | 77 m² | 95 m² | +18 m² +23% | 2019 |
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| Flat 7, Salisbury Court, 20a, Salisbury Road815 m away | 60 m² | 78 m² | +18 m² +30% | 2017 |
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| 18, Buckland Road734 m away | 106 m² | 124 m² | +18 m² +17% | 2016 |
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| 1, Mansfield Avenue798 m away | 97 m² | 115 m² | +18 m² +19% | 2012 |
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| 46a, Wayne Road84 m away | 59 m² | 76 m² | +17 m² +29% | 2023 |
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| 79, Church Road965 m away | 104 m² | 121 m² | +17 m² +16% | 2023 |
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| 73, Rosemary Road945 m away | 63 m² | 80 m² | +17 m² +27% | 2022 |
|---|
| 2, Earlham Drive960 m away | 81 m² | 98 m² | +17 m² +21% | 2020 |
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| 98a, Churchill Road847 m away | 50 m² | 67 m² | +17 m² +34% | 2019 |
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| Flat 9, Inglewood, 54, Bournemouth Road894 m away | 64 m² | 81 m² | +17 m² +27% | 2019 |
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| 9, Balston Road305 m away | 88 m² | 105 m² | +17 m² +19% | 2016 |
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| Flat 9, Croft Gardens, 57, Croft Road0 m away | 45 m² | 62 m² | +17 m² +38% | 2014 |
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| Flat 2, Sea View Court, 125, North Road286 m away | 58 m² | 75 m² | +17 m² +29% | 2013 |
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| 67, Mansfield Road909 m away | 74 m² | 91 m² | +17 m² +23% | 2013 |
|---|
| 8, Mansfield Road727 m away | 99 m² | 115 m² | +16 m² +16% | 2025 |
|---|
| 33, The Topiary608 m away | 54 m² | 70 m² | +16 m² +30% | 2020 |
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| 9, Cottage Gardens469 m away | 54 m² | 70 m² | +16 m² +30% | 2017 |
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| 15a, Beaconsfield Road980 m away | 48 m² | 64 m² | +16 m² +33% | 2016 |
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| 2, The Old Science Block, Old School Close998 m away | 65 m² | 81 m² | +16 m² +25% | 2015 |
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| 28, Cranbrook Road176 m away | 86 m² | 101 m² | +15 m² +17% | 2026 |
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| 72, Upper Road613 m away | 99 m² | 114 m² | +15 m² +15% | 2025 |
|---|
| Flat 1, Island View, 45, Danecourt Road851 m away | 66 m² | 81 m² | +15 m² +23% | 2024 |
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| 42, Rosemary Road900 m away | 80 m² | 95 m² | +15 m² +19% | 2024 |
|---|
| 157, Cranbrook Road564 m away | 91 m² | 106 m² | +15 m² +16% | 2022 |
|---|
| 20, Victoria Road645 m away | 79 m² | 94 m² | +15 m² +19% | 2021 |
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| 14, Cheltenham Road727 m away | 81 m² | 96 m² | +15 m² +19% | 2021 |
|---|
| Flat 2, 43, Danecourt Road851 m away | 78 m² | 93 m² | +15 m² +19% | 2020 |
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| 25, Croft Road0 m away | 85 m² | 100 m² | +15 m² +18% | 2019 |
|---|
| 3, Earlham Drive960 m away | 83 m² | 98 m² | +15 m² +18% | 2019 |
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