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 BB10 1TP
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 |
|---|---|---|---|---|
| 7, The Crescent973 m away | 262 m² | 405 m² | +143 m² +55% | 2015 |
| 23, Kingsdale Avenue361 m away | 76 m² | 181 m² | +105 m² +138% | 2012 |
| 164, Abel Street944 m away | 97 m² | 196 m² | +99 m² +102% | 2015 |
| 147, Barden Lane571 m away | 103 m² | 199 m² | +96 m² +93% | 2014 |
| 93, Thursby Road961 m away | 69 m² | 165 m² | +96 m² +139% | 2009 |
| 31, Highfield Avenue366 m away | 143 m² | 237 m² | +94 m² +66% | 2021 |
| 156, Grey Street976 m away | 86 m² | 179 m² | +93 m² +108% | 2015 |
| 307, Colne Road239 m away | 158 m² | 244 m² | +86 m² +54% | 2016 |
| 16, Renshaw Street695 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.
| 81 m² |
| 163 m² |
| +82 m² +101% |
| 2016 |
| 51, Brennand Street711 m away | 82 m² | 161 m² | +79 m² +96% | 2014 |
|---|
| 47, Prairie Crescent135 m away | 78 m² | 155 m² | +77 m² +99% | 2017 |
|---|
| 229, Colne Road392 m away | 88 m² | 165 m² | +77 m² +88% | 2014 |
|---|
| 506, Colne Road516 m away | 161 m² | 236 m² | +75 m² +47% | 2013 |
|---|
| 93, Barden Lane731 m away | 87 m² | 161 m² | +74 m² +85% | 2016 |
|---|
| 24, Thursby Road928 m away | 112 m² | 186 m² | +74 m² +66% | 2015 |
|---|
| 33, Cardinal Street594 m away | 72 m² | 146 m² | +74 m² +103% | 2013 |
|---|
| 1, Dovedale Close683 m away | 224 m² | 297 m² | +73 m² +33% | 2015 |
|---|
| 6, Bracewell Street661 m away | 98 m² | 169 m² | +71 m² +72% | 2016 |
|---|
| 77, Barden Lane731 m away | 56 m² | 126 m² | +70 m² +125% | 2014 |
|---|
| 101, Barden Lane731 m away | 90 m² | 160 m² | +70 m² +78% | 2014 |
|---|
| 61, Barden Lane731 m away | 84 m² | 153 m² | +69 m² +82% | 2014 |
|---|
| 19, Deepdale Drive798 m away | 166 m² | 233 m² | +67 m² +40% | 2016 |
|---|
| 97, Barden Lane731 m away | 88 m² | 153 m² | +65 m² +74% | 2014 |
|---|
| 5, Ravens Grove994 m away | 124 m² | 187 m² | +63 m² +51% | 2016 |
|---|
| 1, Williams Road892 m away | 100 m² | 162 m² | +62 m² +62% | 2014 |
|---|
| 17, Healdwood Drive899 m away | 77 m² | 137 m² | +60 m² +78% | 2024 |
|---|
| 31, Brennand Street711 m away | 75 m² | 134 m² | +59 m² +79% | 2021 |
|---|
| 6, Fairfield Drive514 m away | 92 m² | 151 m² | +59 m² +64% | 2015 |
|---|
| 75, Barden Lane731 m away | 82 m² | 141 m² | +59 m² +72% | 2014 |
|---|
| 156, New Hall Street874 m away | 135 m² | 194 m² | +59 m² +44% | 2014 |
|---|
| 16, Thursby Road928 m away | 140 m² | 198 m² | +58 m² +41% | 2016 |
|---|
| 69, Thursby Road959 m away | 126 m² | 184 m² | +58 m² +46% | 2014 |
|---|
| 54, Melville Street927 m away | 107 m² | 164 m² | +57 m² +53% | 2014 |
|---|
| 57, Eastern Avenue937 m away | 71 m² | 126 m² | +55 m² +77% | 2026 |
|---|
| 55, Barden Lane731 m away | 92 m² | 147 m² | +55 m² +60% | 2014 |
|---|
| 137, Grey Street976 m away | 111 m² | 166 m² | +55 m² +50% | 2014 |
|---|
| 26, Thursby Road928 m away | 115 m² | 169 m² | +54 m² +47% | 2014 |
|---|
| 17, Holden Road449 m away | 139 m² | 193 m² | +54 m² +39% | 2013 |
|---|
| 18, Highfield Avenue215 m away | 128 m² | 181 m² | +53 m² +41% | 2014 |
|---|
| 96, Waterbarn Street674 m away | 89 m² | 142 m² | +53 m² +60% | 2014 |
|---|
| 67, Thursby Road928 m away | 121 m² | 174 m² | +53 m² +44% | 2014 |
|---|
| 118, Casterton Avenue192 m away | 131 m² | 183 m² | +52 m² +40% | 2016 |
|---|
| 58, Thursby Road924 m away | 99 m² | 151 m² | +52 m² +53% | 2014 |
|---|
| 16, Bentham Avenue249 m away | 97 m² | 148 m² | +51 m² +53% | 2016 |
|---|
| 53, Reedley Drive824 m away | 272 m² | 323 m² | +51 m² +19% | 2014 |
|---|
| 37, St Cuthbert Street587 m away | 96 m² | 147 m² | +51 m² +53% | 2013 |
|---|
| 297, Colne Road239 m away | 68 m² | 118 m² | +50 m² +74% | 2014 |
|---|
| 10, Cameron Street990 m away | 50 m² | 100 m² | +50 m² +100% | 2014 |
|---|
| 59, Eastern Avenue937 m away | 69 m² | 118 m² | +49 m² +71% | 2016 |
|---|
| 3, Yewlands Drive480 m away | 111 m² | 160 m² | +49 m² +44% | 2015 |
|---|
| 35, Howsin Street915 m away | 66 m² | 115 m² | +49 m² +74% | 2015 |
|---|
| 45, Borrowdale Drive821 m away | 149 m² | 196 m² | +47 m² +32% | 2024 |
|---|
| 3, Highfield Avenue100 m away | 66 m² | 113 m² | +47 m² +71% | 2014 |
|---|
| 110, Waterbarn Street526 m away | 153 m² | 200 m² | +47 m² +31% | 2014 |
|---|
| 49, Evelyn Street879 m away | 98 m² | 143 m² | +45 m² +46% | 2016 |
|---|
| 15, Ebor Street202 m away | 70 m² | 115 m² | +45 m² +64% | 2014 |
|---|
| 23, Fifth Avenue86 m away | 122 m² | 166 m² | +44 m² +36% | 2025 |
|---|
| 6, Silverdale Close388 m away | 45 m² | 89 m² | +44 m² +98% | 2014 |
|---|
| 73, Barden Lane731 m away | 86 m² | 130 m² | +44 m² +51% | 2014 |
|---|
| 18, Fairfield Drive514 m away | 59 m² | 102 m² | +43 m² +73% | 2014 |
|---|
| 1, Leamington Avenue771 m away | 89 m² | 131 m² | +42 m² +47% | 2015 |
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| 23, Thursby Road978 m away | 97 m² | 138 m² | +41 m² +42% | 2014 |
|---|
| 1, Matlock Grove733 m away | 75 m² | 115 m² | +40 m² +53% | 2022 |
|---|
| 130, Casterton Avenue192 m away | 93 m² | 133 m² | +40 m² +43% | 2016 |
|---|
| 3, St Georges Square879 m away | 96 m² | 136 m² | +40 m² +42% | 2015 |
|---|
| 89, Waterbarn Street674 m away | 75 m² | 115 m² | +40 m² +53% | 2014 |
|---|
| 81, Thursby Road959 m away | 108 m² | 148 m² | +40 m² +37% | 2014 |
|---|
| 4, Rydal Close852 m away | 63 m² | 102 m² | +39 m² +62% | 2020 |
|---|
| 339, Colne Road0 m away | 240 m² | 279 m² | +39 m² +16% | 2015 |
|---|
| 1, St Georges Square879 m away | 76 m² | 115 m² | +39 m² +51% | 2015 |
|---|
| 3, Bright Street702 m away | 77 m² | 115 m² | +38 m² +49% | 2014 |
|---|
| 1, Ada Street606 m away | 79 m² | 116 m² | +37 m² +47% | 2015 |
|---|
| 50, Waterbarn Street674 m away | 73 m² | 110 m² | +37 m² +51% | 2014 |
|---|
| 13, Holden Road449 m away | 91 m² | 127 m² | +36 m² +40% | 2022 |
|---|
| 15, Garswood Close733 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
|---|
| 85, Casterton Avenue419 m away | 70 m² | 106 m² | +36 m² +51% | 2014 |
|---|
| 14, Eskdale Close646 m away | 157 m² | 193 m² | +36 m² +23% | 2014 |
|---|
| 519, Colne Road844 m away | 122 m² | 157 m² | +35 m² +29% | 2025 |
|---|
| 13, Ada Street606 m away | 64 m² | 99 m² | +35 m² +55% | 2016 |
|---|
| 17, Williams Road892 m away | 74 m² | 109 m² | +35 m² +47% | 2014 |
|---|
| 9, Howsin Street986 m away | 69 m² | 104 m² | +35 m² +51% | 2014 |
|---|
| 280, Colne Road677 m away | 46 m² | 80 m² | +34 m² +74% | 2023 |
|---|
| 13, Lower Mead Drive876 m away | 85 m² | 119 m² | +34 m² +40% | 2023 |
|---|
| 237, Colne Road392 m away | 78 m² | 112 m² | +34 m² +44% | 2017 |
|---|
| 43, Ford Street921 m away | 58 m² | 92 m² | +34 m² +59% | 2016 |
|---|
| 6, Highfield Avenue100 m away | 109 m² | 142 m² | +33 m² +30% | 2016 |
|---|
| 68, Disraeli Street476 m away | 76 m² | 109 m² | +33 m² +43% | 2014 |
|---|
| 2, Murray Street560 m away | 72 m² | 105 m² | +33 m² +46% | 2014 |
|---|
| 25, Ada Street606 m away | 62 m² | 95 m² | +33 m² +53% | 2014 |
|---|
| 29, Windermere Avenue305 m away | 83 m² | 115 m² | +32 m² +39% | 2023 |
|---|
| 555, Colne Road844 m away | 100 m² | 132 m² | +32 m² +32% | 2021 |
|---|
| 7, Waterbarn Street821 m away | 134 m² | 166 m² | +32 m² +24% | 2016 |
|---|
| 1, Harrogate Crescent909 m away | 68 m² | 100 m² | +32 m² +47% | 2016 |
|---|
| 34, St Cuthbert Street587 m away | 78 m² | 110 m² | +32 m² +41% | 2015 |
|---|
| 366, Colne Road461 m away | 74 m² | 106 m² | +32 m² +43% | 2014 |
|---|
| 348, Colne Road461 m away | 50 m² | 82 m² | +32 m² +64% | 2014 |
|---|
| 1, Pembroke Street586 m away | 79 m² | 111 m² | +32 m² +41% | 2014 |
|---|
| 18, Eskdale Close646 m away | 137 m² | 169 m² | +32 m² +23% | 2013 |
|---|
| 61, Waterbarn Street674 m away | 67 m² | 98 m² | +31 m² +46% | 2016 |
|---|
| 18, Renshaw Street695 m away | 77 m² | 108 m² | +31 m² +40% | 2016 |
|---|
| 3, Waterbarn Street821 m away | 67 m² | 98 m² | +31 m² +46% | 2016 |
|---|
| 48, Thursby Road924 m away | 123 m² | 154 m² | +31 m² +25% | 2014 |
|---|
| 13, Walpole Street601 m away | 90 m² | 121 m² | +31 m² +34% | 2013 |
|---|
| 253, Colne Road392 m away | 69 m² | 99 m² | +30 m² +43% | 2015 |
|---|
| 113, Barden Lane731 m away | 95 m² | 125 m² | +30 m² +32% | 2015 |
|---|
| 27, Wilton Street823 m away | 61 m² | 91 m² | +30 m² +49% | 2015 |
|---|
| 39, Howsin Street915 m away | 70 m² | 100 m² | +30 m² +43% | 2015 |
|---|
| 143, Barden Lane571 m away | 64 m² | 94 m² | +30 m² +47% | 2014 |
|---|
| 24, St Cuthbert Street587 m away | 72 m² | 102 m² | +30 m² +42% | 2014 |
|---|
| 8, Queen Victoria Road858 m away | 75 m² | 105 m² | +30 m² +40% | 2014 |
|---|
| 15, Cardinal Street730 m away | 47 m² | 77 m² | +30 m² +64% | 2013 |
|---|
| 33, St Cuthbert Street587 m away | 92 m² | 121 m² | +29 m² +32% | 2026 |
|---|
| 6, Honister Road292 m away | 113 m² | 142 m² | +29 m² +26% | 2015 |
|---|
| 18, Bulcock Street583 m away | 77 m² | 106 m² | +29 m² +38% | 2014 |
|---|
| 45, Francis Street915 m away | 176 m² | 205 m² | +29 m² +16% | 2014 |
|---|
| 25, Cameron Street947 m away | 77 m² | 106 m² | +29 m² +38% | 2014 |
|---|
| 21, Howsin Street986 m away | 154 m² | 183 m² | +29 m² +19% | 2014 |
|---|
| 2, Eldwick Street758 m away | 57 m² | 85 m² | +28 m² +49% | 2022 |
|---|
| 54, Wynotham Street606 m away | 71 m² | 99 m² | +28 m² +39% | 2016 |
|---|
| 307, Briercliffe Road697 m away | 96 m² | 124 m² | +28 m² +29% | 2016 |
|---|
| 396, Colne Road250 m away | 90 m² | 118 m² | +28 m² +31% | 2015 |
|---|
| 17, Godiva Street574 m away | 72 m² | 100 m² | +28 m² +39% | 2014 |
|---|
| 11 - 13, Violet Street978 m away | 134 m² | 162 m² | +28 m² +21% | 2014 |
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| 50, Redvers Street711 m away | 56 m² | 84 m² | +28 m² +50% | 2013 |
|---|
| 3, Underley Street828 m away | 49 m² | 76 m² | +27 m² +55% | 2024 |
|---|
| 10, Randall Street561 m away | 63 m² | 90 m² | +27 m² +43% | 2014 |
|---|
| 3, Walpole Street601 m away | 77 m² | 104 m² | +27 m² +35% | 2014 |
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| 24, Eskdale Close646 m away | 161 m² | 188 m² | +27 m² +17% | 2014 |
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| 9, Furness Street696 m away | 73 m² | 100 m² | +27 m² +37% | 2014 |
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| 70, Briercliffe Road785 m away | 56 m² | 82 m² | +26 m² +46% | 2025 |
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| 68, St Cuthbert Street587 m away | 51 m² | 77 m² | +26 m² +51% | 2019 |
|---|
| 23, Ribble Avenue632 m away | 99 m² | 125 m² | +26 m² +26% | 2016 |
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| 39, Ivy Street761 m away | 64 m² | 90 m² | +26 m² +41% | 2016 |
|---|
| 309, Colne Road239 m away | 145 m² | 171 m² | +26 m² +18% | 2014 |
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| 58, Disraeli Street476 m away | 79 m² | 105 m² | +26 m² +33% | 2014 |
|---|
| 1, Furness Street696 m away | 74 m² | 100 m² | +26 m² +35% | 2014 |
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| 23, Mark Street740 m away | 64 m² | 90 m² | +26 m² +41% | 2014 |
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| 547, Colne Road844 m away | 111 m² | 136 m² | +25 m² +23% | 2021 |
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| Apartment 12, Osborne Grove, 367, Colne Road266 m away | 75 m² | 100 m² | +25 m² +33% | 2018 |
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| 30, Towneley Street621 m away | 81 m² | 106 m² | +25 m² +31% | 2015 |
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| 190, Briercliffe Road784 m away | 85 m² | 110 m² | +25 m² +29% | 2015 |
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| 369, Briercliffe Road877 m away | 82 m² | 107 m² | +25 m² +30% | 2015 |
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| 153, Barden Lane571 m away | 91 m² | 116 m² | +25 m² +27% | 2014 |
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| 45, Thursby Road928 m away | 100 m² | 125 m² | +25 m² +25% | 2014 |
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| 33, Thursby Road978 m away | 85 m² | 110 m² | +25 m² +29% | 2013 |
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| 14, Wynotham Street606 m away | 80 m² | 104 m² | +24 m² +30% | 2024 |
|---|
| 7, Renshaw Street695 m away | 86 m² | 110 m² | +24 m² +28% | 2022 |
|---|
| 44, St Cuthbert Street587 m away | 77 m² | 101 m² | +24 m² +31% | 2020 |
|---|
| 24, Murray Street560 m away | 102 m² | 126 m² | +24 m² +24% | 2016 |
|---|
| 6, Furness Street696 m away | 71 m² | 95 m² | +24 m² +34% | 2015 |
|---|
| 227, Colne Road392 m away | 81 m² | 105 m² | +24 m² +30% | 2014 |
|---|
| 346, Colne Road461 m away | 82 m² | 106 m² | +24 m² +29% | 2014 |
|---|
| 89, Barden Lane731 m away | 135 m² | 159 m² | +24 m² +18% | 2014 |
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| 20, Newman Street779 m away | 86 m² | 110 m² | +24 m² +28% | 2014 |
|---|
| 17, Waterbarn Street821 m away | 65 m² | 89 m² | +24 m² +37% | 2014 |
|---|
| 26, Eskdale Close646 m away | 136 m² | 160 m² | +24 m² +18% | 2013 |
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| 84, New Hall Street930 m away | 88 m² | 112 m² | +24 m² +27% | 2013 |
|---|
| 50, Lower Manor Lane887 m away | 126 m² | 149 m² | +23 m² +18% | 2025 |
|---|
| 12, Bulcock Street583 m away | 77 m² | 100 m² | +23 m² +30% | 2024 |
|---|
| 10, Furness Street696 m away | 55 m² | 78 m² | +23 m² +42% | 2021 |
|---|
| 22, Waterbarn Street821 m away | 67 m² | 90 m² | +23 m² +34% | 2016 |
|---|
| 12, Cromer Avenue868 m away | 116 m² | 139 m² | +23 m² +20% | 2016 |
|---|
| 66, Towneley Street621 m away | 50 m² | 73 m² | +23 m² +46% | 2015 |
|---|
| 107, Barden Lane731 m away | 85 m² | 108 m² | +23 m² +27% | 2014 |
|---|
| 48, Ivy Street761 m away | 82 m² | 105 m² | +23 m² +28% | 2014 |
|---|
| 86, Marsden Road820 m away | 104 m² | 127 m² | +23 m² +22% | 2014 |
|---|
| 18, Evelyn Street879 m away | 75 m² | 98 m² | +23 m² +31% | 2014 |
|---|
| 55, Thursby Road928 m away | 116 m² | 139 m² | +23 m² +20% | 2013 |
|---|
| 18, Chingford Bank984 m away | 79 m² | 101 m² | +22 m² +28% | 2024 |
|---|
| 1, Randall Street561 m away | 64 m² | 86 m² | +22 m² +34% | 2020 |
|---|
| 464, Colne Road73 m away | 91 m² | 113 m² | +22 m² +24% | 2016 |
|---|
| 45, Evelyn Street879 m away | 71 m² | 93 m² | +22 m² +31% | 2016 |
|---|
| 47, Thursby Road928 m away | 80 m² | 102 m² | +22 m² +28% | 2014 |
|---|
| 50, Wynotham Street606 m away | 62 m² | 83 m² | +21 m² +34% | 2025 |
|---|
| 48, Melville Street817 m away | 62 m² | 83 m² | +21 m² +34% | 2022 |
|---|
| 384, Colne Road461 m away | 89 m² | 110 m² | +21 m² +24% | 2016 |
|---|
| 1, Holmby Street423 m away | 83 m² | 104 m² | +21 m² +25% | 2015 |
|---|
| 18, Brennand Street617 m away | 58 m² | 79 m² | +21 m² +36% | 2015 |
|---|
| 72, Towneley Street621 m away | 66 m² | 87 m² | +21 m² +32% | 2015 |
|---|
| 100, Waterbarn Street526 m away | 85 m² | 106 m² | +21 m² +25% | 2014 |
|---|
| 24, Ribble Avenue632 m away | 43 m² | 64 m² | +21 m² +49% | 2014 |
|---|
| 31, Queen Victoria Road858 m away | 77 m² | 98 m² | +21 m² +27% | 2014 |
|---|
| 2, Sharp Street572 m away | 70 m² | 91 m² | +21 m² +30% | 2013 |
|---|
| 150, New Hall Street874 m away | 75 m² | 95 m² | +20 m² +27% | 2025 |
|---|
| 18, Newman Street779 m away | 84 m² | 104 m² | +20 m² +24% | 2016 |
|---|
| 31, Towneley Street621 m away | 86 m² | 106 m² | +20 m² +23% | 2015 |
|---|
| 410, Colne Road250 m away | 93 m² | 113 m² | +20 m² +22% | 2014 |
|---|
| 2, Redvers Street711 m away | 66 m² | 86 m² | +20 m² +30% | 2014 |
|---|
| 51, Barden Lane731 m away | 87 m² | 107 m² | +20 m² +23% | 2014 |
|---|
| 4, Mark Street740 m away | 91 m² | 111 m² | +20 m² +22% | 2014 |
|---|
| 9, Green Street750 m away | 78 m² | 98 m² | +20 m² +26% | 2014 |
|---|
| 80, Melville Street927 m away | 89 m² | 109 m² | +20 m² +22% | 2014 |
|---|
| 40, Thursby Road924 m away | 125 m² | 144 m² | +19 m² +15% | 2016 |
|---|
| 11, Reedley Road941 m away | 105 m² | 124 m² | +19 m² +18% | 2016 |
|---|
| 85, Eastern Avenue937 m away | 70 m² | 89 m² | +19 m² +27% | 2015 |
|---|
| 46, Cardinal Street594 m away | 76 m² | 95 m² | +19 m² +25% | 2014 |
|---|
| 9, Walpole Street601 m away | 83 m² | 102 m² | +19 m² +23% | 2014 |
|---|
| 2, Walpole Street601 m away | 82 m² | 101 m² | +19 m² +23% | 2014 |
|---|
| 108, Briercliffe Road672 m away | 62 m² | 81 m² | +19 m² +31% | 2014 |
|---|
| 19, Cardinal Street730 m away | 82 m² | 101 m² | +19 m² +23% | 2014 |
|---|