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 FY7 6TN
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 |
|---|---|---|---|---|
| 15, Balmoral Terrace910 m away | 168 m² | 390 m² | +222 m² +132% | 2014 |
| 52, Coniston Avenue913 m away | 93 m² | 198 m² | +105 m² +113% | 2015 |
| 33, Blakiston Street700 m away | 98 m² | 194 m² | +96 m² +98% | 2014 |
| 141, Promenade Road465 m away | 93 m² | 187 m² | +94 m² +101% | 2013 |
| 12, Seymour Street180 m away | 72 m² | 164 m² | +92 m² +128% | 2015 |
| 53, Preston Street497 m away | 73 m² | 162 m² | +89 m² +122% | 2016 |
| 89, Victoria Street811 m away | 63 m² | 140 m² | +77 m² +122% | 2015 |
| 112, Victoria Street712 m away | 87 m² | 158 m² | +71 m² +82% | 2017 |
| 83, Mount Road544 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.
| 227 m² |
| 297 m² |
| +70 m² +31% |
| 2013 |
| 70, Blakiston Street609 m away | 101 m² | 169 m² | +68 m² +67% | 2016 |
|---|
| 15, Elm Street122 m away | 89 m² | 154 m² | +65 m² +73% | 2015 |
|---|
| 83, Kemp Street622 m away | 66 m² | 127 m² | +61 m² +92% | 2025 |
|---|
| 36, North Church Street886 m away | 55 m² | 114 m² | +59 m² +107% | 2015 |
|---|
| 48, Borrowdale Avenue853 m away | 89 m² | 148 m² | +59 m² +66% | 2013 |
|---|
| 10, Burns Road428 m away | 100 m² | 158 m² | +58 m² +58% | 2013 |
|---|
| 104, Blakiston Street481 m away | 83 m² | 141 m² | +58 m² +70% | 2010 |
|---|
| 35, North Street840 m away | 96 m² | 153 m² | +57 m² +59% | 2020 |
|---|
| 29, Addison Road193 m away | 63 m² | 119 m² | +56 m² +89% | 2015 |
|---|
| 70, London Street552 m away | 123 m² | 177 m² | +54 m² +44% | 2018 |
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| A home on North Albert Street977 m away | 121 m² | 175 m² | +54 m² +45% | 2014 |
|---|
| 9, Macbeth Road759 m away | 96 m² | 149 m² | +53 m² +55% | 2015 |
|---|
| 23, Poulton Road241 m away | 96 m² | 148 m² | +52 m² +54% | 2018 |
|---|
| 7, Milton Street205 m away | 139 m² | 191 m² | +52 m² +37% | 2009 |
|---|
| 62, Blakiston Street700 m away | 88 m² | 139 m² | +51 m² +58% | 2016 |
|---|
| 68, Addison Road257 m away | 73 m² | 124 m² | +51 m² +70% | 2015 |
|---|
| 2, Marina Mews709 m away | 59 m² | 107 m² | +48 m² +81% | 2016 |
|---|
| 44, Broomfield Road756 m away | 68 m² | 116 m² | +48 m² +71% | 2016 |
|---|
| 50, North Albert Street977 m away | 80 m² | 128 m² | +48 m² +60% | 2013 |
|---|
| 76, Manor Road774 m away | 46 m² | 93 m² | +47 m² +102% | 2025 |
|---|
| 42, Poulton Road200 m away | 97 m² | 143 m² | +46 m² +47% | 2015 |
|---|
| 65, Pharos Street828 m away | 99 m² | 144 m² | +45 m² +45% | 2024 |
|---|
| 16, Percy Street127 m away | 81 m² | 126 m² | +45 m² +56% | 2015 |
|---|
| 24, Rhyl Street774 m away | 61 m² | 106 m² | +45 m² +74% | 2015 |
|---|
| 18, Hesketh Place762 m away | 112 m² | 156 m² | +44 m² +39% | 2024 |
|---|
| 45, Kent Street925 m away | 62 m² | 105 m² | +43 m² +69% | 2016 |
|---|
| 19, North Albert Street912 m away | 46 m² | 89 m² | +43 m² +93% | 2014 |
|---|
| 1, Addison Road193 m away | 58 m² | 100 m² | +42 m² +72% | 2016 |
|---|
| 116, Carr Road407 m away | 89 m² | 130 m² | +41 m² +46% | 2014 |
|---|
| 68, London Street552 m away | 183 m² | 222 m² | +39 m² +21% | 2026 |
|---|
| 43, North Church Street978 m away | 30 m² | 69 m² | +39 m² +130% | 2015 |
|---|
| 80, Addison Road352 m away | 65 m² | 103 m² | +38 m² +58% | 2016 |
|---|
| 14, Tennyson Road310 m away | 69 m² | 107 m² | +38 m² +55% | 2012 |
|---|
| 169, Lord Street332 m away | 30 m² | 68 m² | +38 m² +127% | 2012 |
|---|
| 25, Addison Road193 m away | 65 m² | 102 m² | +37 m² +57% | 2016 |
|---|
| 63, Poulton Street343 m away | 60 m² | 97 m² | +37 m² +62% | 2015 |
|---|
| 15, Milton Street205 m away | 80 m² | 117 m² | +37 m² +46% | 2014 |
|---|
| Part Of, 94, Mount Street428 m away | 80 m² | 116 m² | +36 m² +45% | 2025 |
|---|
| 59a, Poulton Road92 m away | 57 m² | 93 m² | +36 m² +63% | 2022 |
|---|
| 27, Blakiston Street700 m away | 84 m² | 120 m² | +36 m² +43% | 2016 |
|---|
| 146, Addison Road445 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
|---|
| 5, North Street840 m away | 122 m² | 157 m² | +35 m² +29% | 2026 |
|---|
| 37, Pharos Street902 m away | 103 m² | 138 m² | +35 m² +34% | 2021 |
|---|
| 15, Galloway Road443 m away | 159 m² | 194 m² | +35 m² +22% | 2016 |
|---|
| 32, North Street840 m away | 66 m² | 101 m² | +35 m² +53% | 2014 |
|---|
| 67, Bold Street872 m away | 33 m² | 68 m² | +35 m² +106% | 2010 |
|---|
| 40, Dronsfield Road414 m away | 120 m² | 154 m² | +34 m² +28% | 2025 |
|---|
| 54, North Church Street978 m away | 66 m² | 100 m² | +34 m² +52% | 2019 |
|---|
| 35, North Albion Street214 m away | 59 m² | 93 m² | +34 m² +58% | 2016 |
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| 128, Shakespeare Road887 m away | 73 m² | 107 m² | +34 m² +47% | 2016 |
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| 20, Oak Street0 m away | 74 m² | 108 m² | +34 m² +46% | 2014 |
|---|
| 24, Blakiston Street817 m away | 85 m² | 119 m² | +34 m² +40% | 2013 |
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| 9, Wolsley Road248 m away | 72 m² | 105 m² | +33 m² +46% | 2026 |
|---|
| 12, Lowther Road201 m away | 109 m² | 142 m² | +33 m² +30% | 2025 |
|---|
| 68, Mount Street428 m away | 68 m² | 101 m² | +33 m² +49% | 2021 |
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| 53, Addison Road193 m away | 74 m² | 107 m² | +33 m² +45% | 2015 |
|---|
| 2, Hollywood Grove296 m away | 95 m² | 128 m² | +33 m² +35% | 2014 |
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| 101, Addison Road352 m away | 34 m² | 66 m² | +32 m² +94% | 2024 |
|---|
| 51, Kingfisher Way995 m away | 118 m² | 150 m² | +32 m² +27% | 2021 |
|---|
| 25, Harris Street517 m away | 81 m² | 113 m² | +32 m² +40% | 2019 |
|---|
| 7, Galloway Road443 m away | 115 m² | 147 m² | +32 m² +28% | 2013 |
|---|
| 47, North Albert Street977 m away | 99 m² | 130 m² | +31 m² +31% | 2021 |
|---|
| 45, Victoria Street811 m away | 98 m² | 129 m² | +31 m² +32% | 2020 |
|---|
| 36, Cambridge Road824 m away | 79 m² | 110 m² | +31 m² +39% | 2018 |
|---|
| 109, London Street609 m away | 27 m² | 58 m² | +31 m² +115% | 2016 |
|---|
| 18, Belmont Road122 m away | 63 m² | 94 m² | +31 m² +49% | 2015 |
|---|
| 10, Gordon Road333 m away | 81 m² | 111 m² | +30 m² +37% | 2017 |
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| 18, Devon Avenue910 m away | 85 m² | 115 m² | +30 m² +35% | 2016 |
|---|
| 122, Mount Street472 m away | 81 m² | 111 m² | +30 m² +37% | 2015 |
|---|
| 64, North Church Street978 m away | 176 m² | 206 m² | +30 m² +17% | 2014 |
|---|
| 6, Wolsley Road248 m away | 79 m² | 108 m² | +29 m² +37% | 2024 |
|---|
| 120, London Street609 m away | 37 m² | 66 m² | +29 m² +78% | 2013 |
|---|
| 11, Seabank Road482 m away | 102 m² | 130 m² | +28 m² +27% | 2016 |
|---|
| 80, Poulton Street367 m away | 80 m² | 108 m² | +28 m² +35% | 2015 |
|---|
| 2, North Albion Street209 m away | 56 m² | 84 m² | +28 m² +50% | 2014 |
|---|
| 69, Manor Road703 m away | 68 m² | 96 m² | +28 m² +41% | 2013 |
|---|
| 2, Southwood Avenue779 m away | 70 m² | 97 m² | +27 m² +39% | 2024 |
|---|
| 5, Quayside585 m away | 96 m² | 123 m² | +27 m² +28% | 2016 |
|---|
| 8, Willow Street62 m away | 96 m² | 123 m² | +27 m² +28% | 2015 |
|---|
| 66, Radcliffe Road199 m away | 81 m² | 108 m² | +27 m² +33% | 2014 |
|---|
| 95, Bold Street872 m away | 19 m² | 46 m² | +27 m² +142% | 2013 |
|---|
| 9, Byron Street437 m away | 41 m² | 68 m² | +27 m² +66% | 2011 |
|---|
| 111, Bold Street872 m away | 45 m² | 72 m² | +27 m² +60% | 2009 |
|---|
| 180, Poulton Road283 m away | 102 m² | 128 m² | +26 m² +25% | 2017 |
|---|
| 39, Styan Street284 m away | 98 m² | 124 m² | +26 m² +27% | 2015 |
|---|
| 80, Mount Street428 m away | 72 m² | 98 m² | +26 m² +36% | 2014 |
|---|
| 2, Balmoral Terrace910 m away | 21 m² | 47 m² | +26 m² +124% | 2009 |
|---|
| 7, Carr Road163 m away | 109 m² | 134 m² | +25 m² +23% | 2021 |
|---|
| 32, Gordon Road333 m away | 71 m² | 96 m² | +25 m² +35% | 2021 |
|---|
| 92, Poulton Street367 m away | 64 m² | 89 m² | +25 m² +39% | 2020 |
|---|
| 5, Harbour Way656 m away | 78 m² | 103 m² | +25 m² +32% | 2020 |
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| Flat 4, 10, Windsor Terrace963 m away | 25 m² | 50 m² | +25 m² +100% | 2018 |
|---|
| 24, Abbotts Walk489 m away | 76 m² | 101 m² | +25 m² +33% | 2016 |
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| 20, Ash Street180 m away | 74 m² | 99 m² | +25 m² +34% | 2014 |
|---|
| 53, Carr Road274 m away | 104 m² | 129 m² | +25 m² +24% | 2014 |
|---|
| 64, Abbotts Walk488 m away | 84 m² | 108 m² | +24 m² +29% | 2026 |
|---|
| 7, Poulton Street343 m away | 87 m² | 111 m² | +24 m² +28% | 2021 |
|---|
| A home on The Esplanade904 m away | 30 m² | 54 m² | +24 m² +80% | 2021 |
|---|
| 61, Belmont Road122 m away | 75 m² | 99 m² | +24 m² +32% | 2016 |
|---|
| 8, Harris Street517 m away | 114 m² | 138 m² | +24 m² +21% | 2014 |
|---|
| 310, Poulton Road752 m away | 80 m² | 104 m² | +24 m² +30% | 2014 |
|---|
| 89, Windward Avenue904 m away | 70 m² | 94 m² | +24 m² +34% | 2014 |
|---|
| 15, Windsor Place943 m away | 40 m² | 64 m² | +24 m² +60% | 2013 |
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| 26, Cross Street892 m away | 50 m² | 73 m² | +23 m² +46% | 2020 |
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| 101, Warren Street685 m away | 91 m² | 114 m² | +23 m² +25% | 2016 |
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| 9, Milton Street205 m away | 100 m² | 123 m² | +23 m² +23% | 2014 |
|---|
| 7, Gordon Road333 m away | 78 m² | 101 m² | +23 m² +29% | 2014 |
|---|
| 91, Highbury Avenue577 m away | 65 m² | 87 m² | +22 m² +34% | 2025 |
|---|
| 10, Belmont Road122 m away | 65 m² | 87 m² | +22 m² +34% | 2016 |
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| 31, Harris Street517 m away | 97 m² | 119 m² | +22 m² +23% | 2016 |
|---|
| 93, Shakespeare Road877 m away | 85 m² | 107 m² | +22 m² +26% | 2016 |
|---|
| 92, Kemp Street622 m away | 95 m² | 117 m² | +22 m² +23% | 2015 |
|---|
| 18, Oak Street0 m away | 86 m² | 108 m² | +22 m² +26% | 2014 |
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| 29, Arden Green712 m away | 87 m² | 109 m² | +22 m² +25% | 2014 |
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| 85, Bold Street872 m away | 15 m² | 37 m² | +22 m² +147% | 2013 |
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| 71, Bayside481 m away | 52 m² | 73 m² | +21 m² +40% | 2024 |
|---|
| 78, Adelaide Street757 m away | 88 m² | 109 m² | +21 m² +24% | 2022 |
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| 82, Manor Road774 m away | 90 m² | 111 m² | +21 m² +23% | 2016 |
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| 11, Poulton Road241 m away | 104 m² | 125 m² | +21 m² +20% | 2015 |
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| 31, Kingfisher Way995 m away | 79 m² | 99 m² | +20 m² +25% | 2024 |
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| 132, Darbishire Road416 m away | 117 m² | 137 m² | +20 m² +17% | 2023 |
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| 19, Harris Street517 m away | 108 m² | 128 m² | +20 m² +19% | 2022 |
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| 12, Byron Street437 m away | 104 m² | 124 m² | +20 m² +19% | 2021 |
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| 69, Blakiston Street481 m away | 67 m² | 87 m² | +20 m² +30% | 2021 |
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| 51, Cambridge Road824 m away | 66 m² | 86 m² | +20 m² +30% | 2019 |
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| 1, York Avenue931 m away | 125 m² | 145 m² | +20 m² +16% | 2015 |
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| 29, Warren Avenue South354 m away | 88 m² | 108 m² | +20 m² +23% | 2014 |
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| 38, Pharos Street902 m away | 57 m² | 77 m² | +20 m² +35% | 2010 |
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| 22, Abbotts Walk489 m away | 66 m² | 85 m² | +19 m² +29% | 2026 |
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| 2, Hesketh Place668 m away | 120 m² | 139 m² | +19 m² +16% | 2024 |
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| 73a, Poulton Road92 m away | 32 m² | 51 m² | +19 m² +59% | 2021 |
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| 6, Balmoral Terrace910 m away | 29 m² | 48 m² | +19 m² +66% | 2019 |
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| 76, Harris Street376 m away | 92 m² | 111 m² | +19 m² +21% | 2015 |
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| 76, London Street552 m away | 35 m² | 54 m² | +19 m² +54% | 2015 |
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| 65, Victoria Street811 m away | 60 m² | 79 m² | +19 m² +32% | 2014 |
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| 13, Balmoral Terrace910 m away | 41 m² | 60 m² | +19 m² +46% | 2010 |
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| 43, Preston Street497 m away | 74 m² | 92 m² | +18 m² +24% | 2025 |
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| 32, Oak Street0 m away | 104 m² | 122 m² | +18 m² +17% | 2023 |
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| 157, Poulton Road198 m away | 76 m² | 94 m² | +18 m² +24% | 2023 |
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| 135, Promenade Road465 m away | 115 m² | 133 m² | +18 m² +16% | 2022 |
|---|
| 11, Dryden Road369 m away | 82 m² | 100 m² | +18 m² +22% | 2018 |
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| 11, Mount Road731 m away | 71 m² | 89 m² | +18 m² +25% | 2017 |
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| 126, Addison Road445 m away | 63 m² | 81 m² | +18 m² +29% | 2016 |
|---|
| 50, Abbotts Walk488 m away | 95 m² | 113 m² | +18 m² +19% | 2016 |
|---|
| 4, Kingfisher Way995 m away | 65 m² | 83 m² | +18 m² +28% | 2016 |
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| 16, Styan Street268 m away | 73 m² | 91 m² | +18 m² +25% | 2015 |
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| 11, Styan Street268 m away | 83 m² | 101 m² | +18 m² +22% | 2015 |
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| 10, Macbeth Road759 m away | 83 m² | 101 m² | +18 m² +22% | 2015 |
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| 85, Preston Street497 m away | 76 m² | 94 m² | +18 m² +24% | 2014 |
|---|
| 5, Balmoral Terrace910 m away | 15 m² | 33 m² | +18 m² +120% | 2013 |
|---|
| 5, Windsor Place943 m away | 17 m² | 35 m² | +18 m² +106% | 2013 |
|---|
| 111, London Street609 m away | 30 m² | 48 m² | +18 m² +60% | 2010 |
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| 23a, Shakespeare Road572 m away | 39 m² | 56 m² | +17 m² +44% | 2025 |
|---|
| 20, Kingfisher Way995 m away | 99 m² | 116 m² | +17 m² +17% | 2024 |
|---|
| 56, Abbotts Walk488 m away | 95 m² | 112 m² | +17 m² +18% | 2023 |
|---|
| 110, Addison Road352 m away | 67 m² | 84 m² | +17 m² +25% | 2021 |
|---|
| Flat 27, Wyredale Court, Harrow Avenue488 m away | 52 m² | 69 m² | +17 m² +33% | 2021 |
|---|
| 24, The Esplanade904 m away | 40 m² | 57 m² | +17 m² +43% | 2017 |
|---|
| 22, Belmont Road122 m away | 72 m² | 89 m² | +17 m² +24% | 2016 |
|---|
| 49, Belmont Road122 m away | 85 m² | 102 m² | +17 m² +20% | 2016 |
|---|
| 48, Milton Street302 m away | 33 m² | 50 m² | +17 m² +52% | 2014 |
|---|
| 41, Bayside481 m away | 51 m² | 68 m² | +17 m² +33% | 2013 |
|---|
| 86, Promenade Road465 m away | 93 m² | 109 m² | +16 m² +17% | 2025 |
|---|
| 63, Dronsfield Road548 m away | 71 m² | 87 m² | +16 m² +23% | 2025 |
|---|
| 74, Blakiston Street609 m away | 102 m² | 118 m² | +16 m² +16% | 2024 |
|---|
| 60, Mount Street428 m away | 62 m² | 78 m² | +16 m² +26% | 2023 |
|---|
| 12, Kingfisher Way995 m away | 99 m² | 115 m² | +16 m² +16% | 2022 |
|---|
| 41, Belmont Road122 m away | 74 m² | 90 m² | +16 m² +22% | 2016 |
|---|
| 16, Tennyson Road310 m away | 101 m² | 117 m² | +16 m² +16% | 2016 |
|---|
| 75, Walmsley Street367 m away | 89 m² | 105 m² | +16 m² +18% | 2016 |
|---|
| 24, Hamlet Road627 m away | 80 m² | 96 m² | +16 m² +20% | 2016 |
|---|
| 10, Albert Street886 m away | 90 m² | 106 m² | +16 m² +18% | 2015 |
|---|
| 34, Cambridge Road824 m away | 65 m² | 81 m² | +16 m² +25% | 2013 |
|---|
| 87, Bold Street872 m away | 20 m² | 36 m² | +16 m² +80% | 2013 |
|---|
| 28, Mowbray Road896 m away | 85 m² | 101 m² | +16 m² +19% | 2013 |
|---|
| 55, Laidleys Walk999 m away | 105 m² | 121 m² | +16 m² +15% | 2013 |
|---|
| 39, Quayside585 m away | 43 m² | 58 m² | +15 m² +35% | 2024 |
|---|
| 44, Church Street794 m away | 45 m² | 60 m² | +15 m² +33% | 2023 |
|---|
| 29, Seabank Road482 m away | 86 m² | 101 m² | +15 m² +17% | 2022 |
|---|
| 19, Oxford Road684 m away | 91 m² | 106 m² | +15 m² +16% | 2021 |
|---|
| 3, Duncan Place791 m away | 71 m² | 86 m² | +15 m² +21% | 2016 |
|---|
| 44, Heathfield Road998 m away | 94 m² | 109 m² | +15 m² +16% | 2016 |
|---|
| 71, Park Avenue323 m away | 67 m² | 82 m² | +15 m² +22% | 2014 |
|---|
| 3, Gordon Road333 m away | 71 m² | 86 m² | +15 m² +21% | 2014 |
|---|
| 28, Poulton Road241 m away | 89 m² | 104 m² | +15 m² +17% | 2013 |
|---|
| 127a, Blakiston Street258 m away | 28 m² | 43 m² | +15 m² +54% | 2013 |
|---|
| 114, London Street609 m away | 32 m² | 47 m² | +15 m² +47% | 2013 |
|---|
| 12, Balmoral Terrace910 m away | 32 m² | 47 m² | +15 m² +47% | 2013 |
|---|
| 3, Kingfisher Way995 m away | 91 m² | 106 m² | +15 m² +16% | 2012 |
|---|