Finding extended homes…
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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 SR4 6AE
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 |
|---|---|---|---|---|
| 14, Thelma Street753 m away | 109 m² | 229 m² | +120 m² +110% | 2014 |
| 29, St Marks Road573 m away | 114 m² | 223 m² | +109 m² +96% | 2015 |
| 27, Elmwood Street817 m away | 193 m² | 300 m² | +107 m² +55% | 2015 |
| 9, Fernville Street958 m away | 110 m² | 200 m² | +90 m² +82% | 2015 |
| Apartment 166, Echo Building, West Wear Street910 m away | 78 m² | 167 m² | +89 m² +114% | 2018 |
| Apartment 169, Echo Building, West Wear Street910 m away | 78 m² | 166 m² | +88 m² +113% | 2018 |
| 12, Elmwood Street817 m away | 71 m² | 148 m² | +77 m² +108% | 2023 |
| 16, Rosedale Street380 m away | 96 m² | 168 m² | +72 m² +75% | 2014 |
| 24, Harlow Street |
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.
| 62 m² |
| 131 m² |
| +69 m² +111% |
| 2019 |
| 25, Rose Street30 m away | 106 m² | 171 m² | +65 m² +61% | 2013 |
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| 19, Aiskell Street632 m away | 55 m² | 119 m² | +64 m² +116% | 2015 |
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| 6, Pine Street947 m away | 83 m² | 146 m² | +63 m² +76% | 2009 |
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| 5, Thornhill Crescent813 m away | 249 m² | 310 m² | +61 m² +24% | 2025 |
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| 20, Beachville Street915 m away | 91 m² | 152 m² | +61 m² +67% | 2016 |
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| 21, Otto Terrace955 m away | 122 m² | 181 m² | +59 m² +48% | 2015 |
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| 9, Brady Street991 m away | 69 m² | 128 m² | +59 m² +86% | 2013 |
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| 197, Hylton Road766 m away | 73 m² | 131 m² | +58 m² +79% | 2020 |
|---|
| 17, Corning Road528 m away | 55 m² | 112 m² | +57 m² +104% | 2012 |
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| 6, Croft Avenue802 m away | 117 m² | 173 m² | +56 m² +48% | 2016 |
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| 34, Croft Avenue802 m away | 129 m² | 184 m² | +55 m² +43% | 2014 |
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| 45, Croft Avenue802 m away | 72 m² | 123 m² | +51 m² +71% | 2025 |
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| 189a, Chester Road957 m away | 89 m² | 140 m² | +51 m² +57% | 2023 |
|---|
| 26, Croft Avenue802 m away | 138 m² | 189 m² | +51 m² +37% | 2016 |
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| Apartment 168, Echo Building, West Wear Street910 m away | 78 m² | 128 m² | +50 m² +64% | 2018 |
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| Flat 4, Louise House, Victoria Court740 m away | 48 m² | 97 m² | +49 m² +102% | 2012 |
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| 23, Otto Terrace955 m away | 123 m² | 171 m² | +48 m² +39% | 2019 |
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| 70, St Marks Road487 m away | 56 m² | 103 m² | +47 m² +84% | 2025 |
|---|
| 4, St Marks Road573 m away | 56 m² | 103 m² | +47 m² +84% | 2022 |
|---|
| 12, Brunton Terrace807 m away | 120 m² | 166 m² | +46 m² +38% | 2016 |
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| 72, Sorley Street867 m away | 64 m² | 110 m² | +46 m² +72% | 2014 |
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| 8, Eldon Street829 m away | 66 m² | 111 m² | +45 m² +68% | 2024 |
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| 23, Fernville Street958 m away | 94 m² | 139 m² | +45 m² +48% | 2016 |
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| 11, Houghton Street604 m away | 52 m² | 97 m² | +45 m² +87% | 2015 |
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| 5, Westbury Street344 m away | 75 m² | 119 m² | +44 m² +59% | 2013 |
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| 44, Thelma Street753 m away | 118 m² | 161 m² | +43 m² +36% | 2016 |
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| 2, Eden Terrace881 m away | 64 m² | 106 m² | +42 m² +66% | 2025 |
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| 6, Vale Street876 m away | 90 m² | 131 m² | +41 m² +46% | 2026 |
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| 14, Granville Street289 m away | 69 m² | 110 m² | +41 m² +59% | 2014 |
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| 193, Hylton Road766 m away | 29 m² | 70 m² | +41 m² +141% | 2010 |
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| 14, Magdalene Place916 m away | 81 m² | 120 m² | +39 m² +48% | 2022 |
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| 170, Chester Road704 m away | 132 m² | 171 m² | +39 m² +30% | 2020 |
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| 10, Brunton Terrace807 m away | 118 m² | 157 m² | +39 m² +33% | 2016 |
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| 8, Violet Street0 m away | 92 m² | 131 m² | +39 m² +42% | 2013 |
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| 41, Franklin Street603 m away | 71 m² | 109 m² | +38 m² +54% | 2024 |
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| 4, Booth Street751 m away | 61 m² | 98 m² | +37 m² +61% | 2023 |
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| 27, Wharncliffe Street321 m away | 95 m² | 132 m² | +37 m² +39% | 2016 |
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| 4, Shakespeare Terrace795 m away | 126 m² | 163 m² | +37 m² +29% | 2014 |
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| 24, The Royalty636 m away | 129 m² | 165 m² | +36 m² +28% | 2020 |
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| 120, Sorley Street867 m away | 137 m² | 173 m² | +36 m² +26% | 2016 |
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| 21, Roseville Street993 m away | 92 m² | 128 m² | +36 m² +39% | 2014 |
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| 6, Aiskell Street632 m away | 82 m² | 117 m² | +35 m² +43% | 2026 |
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| 25, Tunstall Terrace West738 m away | 74 m² | 109 m² | +35 m² +47% | 2017 |
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| 18, Cleveland Road975 m away | 126 m² | 161 m² | +35 m² +28% | 2016 |
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| 4, Howarth Street757 m away | 120 m² | 155 m² | +35 m² +29% | 2015 |
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| 28, Cleveland Road975 m away | 127 m² | 161 m² | +34 m² +27% | 2015 |
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| 9, Thornhill Crescent813 m away | 29 m² | 62 m² | +33 m² +114% | 2009 |
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| 88, Neville Road793 m away | 60 m² | 92 m² | +32 m² +53% | 2014 |
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| 18, Otto Terrace955 m away | 141 m² | 173 m² | +32 m² +23% | 2014 |
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| 4, Alice Street908 m away | 90 m² | 121 m² | +31 m² +34% | 2023 |
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| 52, Rosedale Street380 m away | 86 m² | 117 m² | +31 m² +36% | 2021 |
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| 8, Cleveland Road975 m away | 130 m² | 161 m² | +31 m² +24% | 2014 |
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| 5a, St Marks Road573 m away | 92 m² | 122 m² | +30 m² +33% | 2016 |
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| 15, Western Hill661 m away | 128 m² | 158 m² | +30 m² +23% | 2014 |
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| 32, Granville Street289 m away | 70 m² | 100 m² | +30 m² +43% | 2013 |
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| 6, Eldon Street829 m away | 72 m² | 101 m² | +29 m² +40% | 2025 |
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| 12, Otto Terrace955 m away | 132 m² | 161 m² | +29 m² +22% | 2024 |
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| 14, Fawcett Street894 m away | 53 m² | 82 m² | +29 m² +55% | 2022 |
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| 2, Rosslyn Street710 m away | 93 m² | 121 m² | +28 m² +30% | 2024 |
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| 2, Beechwood Street840 m away | 53 m² | 81 m² | +28 m² +53% | 2019 |
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| Apartment 141, Echo Building, West Wear Street910 m away | 55 m² | 83 m² | +28 m² +51% | 2018 |
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| 47, St Marks Road549 m away | 106 m² | 134 m² | +28 m² +26% | 2016 |
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| 16, Howarth Street757 m away | 90 m² | 118 m² | +28 m² +31% | 2016 |
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| 19, Wolseley Terrace934 m away | 99 m² | 127 m² | +28 m² +28% | 2016 |
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| 30, Westbourne Road423 m away | 104 m² | 131 m² | +27 m² +26% | 2022 |
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| Apartment 48, Echo Building, West Wear Street911 m away | 90 m² | 117 m² | +27 m² +30% | 2020 |
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| 20, Cooperative Terrace991 m away | 120 m² | 147 m² | +27 m² +23% | 2015 |
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| 23, St Marks Road573 m away | 146 m² | 173 m² | +27 m² +18% | 2014 |
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| 81, Sorley Street867 m away | 74 m² | 100 m² | +26 m² +35% | 2021 |
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| 18, Fernville Street958 m away | 94 m² | 120 m² | +26 m² +28% | 2016 |
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| 8, Otto Terrace955 m away | 41 m² | 67 m² | +26 m² +63% | 2012 |
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| 26, Ailesbury Street499 m away | 55 m² | 80 m² | +25 m² +45% | 2025 |
|---|
| Flat 4, 16, Summerhill617 m away | 32 m² | 57 m² | +25 m² +78% | 2022 |
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| 9, Rosslyn Terrace716 m away | 126 m² | 151 m² | +25 m² +20% | 2016 |
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| 24, The Leazes317 m away | 30 m² | 55 m² | +25 m² +83% | 2011 |
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| 24, Chester Terrace North388 m away | 72 m² | 96 m² | +24 m² +33% | 2024 |
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| 6, Chester Terrace458 m away | 127 m² | 151 m² | +24 m² +19% | 2019 |
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| 26, Willmore Street852 m away | 90 m² | 114 m² | +24 m² +27% | 2014 |
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| Flat 17, Edward House, Albert Court686 m away | 78 m² | 101 m² | +23 m² +29% | 2022 |
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| 3, Enderby Road311 m away | 119 m² | 142 m² | +23 m² +19% | 2016 |
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| 20, Ingleby Terrace971 m away | 86 m² | 109 m² | +23 m² +27% | 2016 |
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| 5, Thelma Street753 m away | 63 m² | 85 m² | +22 m² +35% | 2014 |
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| 213, Hylton Road845 m away | 74 m² | 96 m² | +22 m² +30% | 2014 |
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| 13, Lumley Street617 m away | 42 m² | 63 m² | +21 m² +50% | 2025 |
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| 44, Franklin Street603 m away | 104 m² | 125 m² | +21 m² +20% | 2022 |
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| Apartment 171, Echo Building, West Wear Street910 m away | 123 m² | 144 m² | +21 m² +17% | 2021 |
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| Flat 12, 220 - 221, High Street West920 m away | 51 m² | 72 m² | +21 m² +41% | 2018 |
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| 23, Harlow Street339 m away | 56 m² | 77 m² | +21 m² +38% | 2013 |
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| 22, Shepherd Street648 m away | 42 m² | 63 m² | +21 m² +50% | 2013 |
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| 8, Thornhill Crescent813 m away | 47 m² | 67 m² | +20 m² +43% | 2026 |
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| 6, Summerhill617 m away | 39 m² | 59 m² | +20 m² +51% | 2021 |
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| Apartment 6, The Athenaeum, 27, Fawcett Street970 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
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| 25, Willmore Street852 m away | 102 m² | 122 m² | +20 m² +20% | 2018 |
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| 9, Cresswell Terrace942 m away | 37 m² | 57 m² | +20 m² +54% | 2017 |
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| 16, Raby Street485 m away | 90 m² | 110 m² | +20 m² +22% | 2016 |
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| 11, Raby Street485 m away | 47 m² | 67 m² | +20 m² +43% | 2014 |
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| 57, St Marks Road487 m away | 108 m² | 128 m² | +20 m² +19% | 2014 |
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| 7, Shakespeare Terrace795 m away | 116 m² | 135 m² | +19 m² +16% | 2024 |
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| Flat 14, Edward House, Albert Court686 m away | 85 m² | 104 m² | +19 m² +22% | 2021 |
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| 4, Rosslyn Street710 m away | 100 m² | 119 m² | +19 m² +19% | 2021 |
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| 10, Chester Terrace North388 m away | 63 m² | 82 m² | +19 m² +30% | 2019 |
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| 98, Sorley Street867 m away | 99 m² | 118 m² | +19 m² +19% | 2016 |
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| 14, Ravensworth Street181 m away | 102 m² | 121 m² | +19 m² +19% | 2015 |
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| 22, Close Street371 m away | 86 m² | 105 m² | +19 m² +22% | 2015 |
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| Apartment 145, Echo Building, West Wear Street910 m away | 85 m² | 104 m² | +19 m² +22% | 2009 |
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| 6, Harlow Street339 m away | 82 m² | 100 m² | +18 m² +22% | 2023 |
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| 46, St Cuthberts Terrace353 m away | 64 m² | 82 m² | +18 m² +28% | 2022 |
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| 9, Cirencester Street379 m away | 66 m² | 84 m² | +18 m² +27% | 2020 |
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| 7, May Street49 m away | 47 m² | 65 m² | +18 m² +38% | 2016 |
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| 2, Brunton Terrace807 m away | 107 m² | 125 m² | +18 m² +17% | 2016 |
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| 10, Cleveland Road975 m away | 113 m² | 131 m² | +18 m² +16% | 2015 |
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| 40, Rose Street30 m away | 102 m² | 120 m² | +18 m² +18% | 2011 |
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| Flat 6, 220 - 221, High Street West920 m away | 45 m² | 62 m² | +17 m² +38% | 2026 |
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| 4, Wilson Street706 m away | 55 m² | 72 m² | +17 m² +31% | 2025 |
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| 5, Summerhill617 m away | 59 m² | 76 m² | +17 m² +29% | 2024 |
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| 18, Pickard Street700 m away | 47 m² | 64 m² | +17 m² +36% | 2024 |
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| 5, Stockton Road757 m away | 38 m² | 55 m² | +17 m² +45% | 2019 |
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| 8, Summerhill617 m away | 47 m² | 64 m² | +17 m² +36% | 2017 |
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| 5, Hopkins Court893 m away | 64 m² | 81 m² | +17 m² +27% | 2014 |
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| 41, Pensher Street674 m away | 69 m² | 85 m² | +16 m² +23% | 2026 |
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| 24, Western Hill661 m away | 104 m² | 120 m² | +16 m² +15% | 2023 |
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| 23, General Graham Street937 m away | 80 m² | 96 m² | +16 m² +20% | 2023 |
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| 58, St Marks Road487 m away | 98 m² | 114 m² | +16 m² +16% | 2020 |
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| 4, Harlow Street339 m away | 85 m² | 101 m² | +16 m² +19% | 2016 |
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| 24, Shepherd Street648 m away | 88 m² | 104 m² | +16 m² +18% | 2016 |
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| 23, Hopkins Court893 m away | 70 m² | 86 m² | +16 m² +23% | 2014 |
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| 20, Leamington Street776 m away | 63 m² | 78 m² | +15 m² +24% | 2025 |
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| 29, Alexandra House, Victoria Court686 m away | 47 m² | 62 m² | +15 m² +32% | 2024 |
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| 48, Astral House, Upper Walworth Way668 m away | 39 m² | 54 m² | +15 m² +38% | 2021 |
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| 1, Beechwood Street840 m away | 66 m² | 81 m² | +15 m² +23% | 2019 |
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| Apartment 140, Echo Building, West Wear Street910 m away | 70 m² | 85 m² | +15 m² +21% | 2018 |
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| 18, Greener Road515 m away | 85 m² | 100 m² | +15 m² +18% | 2014 |
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| 10, Kings Terrace756 m away | 76 m² | 91 m² | +15 m² +20% | 2014 |
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| 33, Westbury Street344 m away | 78 m² | 93 m² | +15 m² +19% | 2012 |
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