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 BB9 5LP
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 |
|---|---|---|---|---|
| 30, Walverden Road980 m away | 99 m² | 245 m² | +146 m² +147% | 2024 |
| 7, The Crescent569 m away | 262 m² | 405 m² | +143 m² +55% | 2015 |
| 4, John Street201 m away | 103 m² | 231 m² | +128 m² +124% | 2016 |
| 22, Broadhurst Way954 m away | 80 m² | 194 m² | +114 m² +143% | 2014 |
| Acre Wood Cottage, Robinson Lane663 m away | 245 m² | 349 m² | +104 m² +42% | 2016 |
| 16, Bank Street457 m away | 77 m² | 177 m² | +100 m² +130% | 2014 |
| 10, Berry Street278 m away | 115 m² | 213 m² | +98 m² +85% | 2013 |
| 35, Albert Street351 m away | 93 m² | 188 m² | +95 m² +102% | 2014 |
| 47, Sackville Street180 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.
| 66 m² |
| 157 m² |
| +91 m² +138% |
| 2014 |
| 40, Walverden Road980 m away | 112 m² | 190 m² | +78 m² +70% | 2014 |
|---|
| 5, Chatburn Park Drive408 m away | 58 m² | 134 m² | +76 m² +131% | 2018 |
|---|
| 506, Colne Road912 m away | 161 m² | 236 m² | +75 m² +47% | 2013 |
|---|
| 1, Dovedale Close955 m away | 224 m² | 297 m² | +73 m² +33% | 2015 |
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| 5, Guilford Street129 m away | 72 m² | 142 m² | +70 m² +97% | 2014 |
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| 11, Hardy Avenue663 m away | 140 m² | 210 m² | +70 m² +50% | 2014 |
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| 44, Woodfield Terrace426 m away | 93 m² | 162 m² | +69 m² +74% | 2020 |
|---|
| 22, Clegg Street376 m away | 98 m² | 167 m² | +69 m² +70% | 2015 |
|---|
| 13, Chapel Street258 m away | 71 m² | 140 m² | +69 m² +97% | 2014 |
|---|
| 10, Woodville Road626 m away | 120 m² | 187 m² | +67 m² +56% | 2026 |
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| 56, Forest View292 m away | 227 m² | 294 m² | +67 m² +30% | 2016 |
|---|
| 4, Montague Street111 m away | 141 m² | 208 m² | +67 m² +48% | 2015 |
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| 28, Bird Street295 m away | 96 m² | 162 m² | +66 m² +69% | 2015 |
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| 50, Forest View292 m away | 167 m² | 233 m² | +66 m² +40% | 2014 |
|---|
| Waterside Bungalow, Quaker Bridge753 m away | 103 m² | 168 m² | +65 m² +63% | 2018 |
|---|
| 49, Sackville Street180 m away | 72 m² | 136 m² | +64 m² +89% | 2018 |
|---|
| 5, Ravens Grove679 m away | 124 m² | 187 m² | +63 m² +51% | 2016 |
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| 54, Forest View292 m away | 172 m² | 233 m² | +61 m² +35% | 2014 |
|---|
| 99, Halifax Road431 m away | 79 m² | 138 m² | +59 m² +75% | 2015 |
|---|
| 7, Montague Street111 m away | 67 m² | 126 m² | +59 m² +88% | 2014 |
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| 237, Manchester Road996 m away | 145 m² | 203 m² | +58 m² +40% | 2015 |
|---|
| 9, Montague Street111 m away | 69 m² | 126 m² | +57 m² +83% | 2014 |
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| 22, Humphrey Street297 m away | 97 m² | 152 m² | +55 m² +57% | 2016 |
|---|
| 48, Livingstone Street297 m away | 72 m² | 127 m² | +55 m² +76% | 2014 |
|---|
| 17, Holden Road958 m away | 139 m² | 193 m² | +54 m² +39% | 2013 |
|---|
| 34, Montague Street111 m away | 73 m² | 125 m² | +52 m² +71% | 2016 |
|---|
| 6, Parsonage Drive661 m away | 116 m² | 168 m² | +52 m² +45% | 2016 |
|---|
| 245, Manchester Road996 m away | 175 m² | 227 m² | +52 m² +30% | 2014 |
|---|
| 11, Pennine Way773 m away | 58 m² | 109 m² | +51 m² +88% | 2024 |
|---|
| 53, Reedley Drive848 m away | 272 m² | 323 m² | +51 m² +19% | 2014 |
|---|
| 23, Richard Street267 m away | 82 m² | 131 m² | +49 m² +60% | 2015 |
|---|
| 22, Heyhead Street607 m away | 98 m² | 147 m² | +49 m² +50% | 2015 |
|---|
| 3, Lord Street384 m away | 81 m² | 130 m² | +49 m² +60% | 2014 |
|---|
| 27, William Street359 m away | 161 m² | 210 m² | +49 m² +30% | 2013 |
|---|
| 14, Woodville Road626 m away | 97 m² | 146 m² | +49 m² +51% | 2013 |
|---|
| 155, Halifax Road693 m away | 76 m² | 124 m² | +48 m² +63% | 2014 |
|---|
| 45, Borrowdale Drive962 m away | 149 m² | 196 m² | +47 m² +32% | 2024 |
|---|
| 21, Taylor Street520 m away | 88 m² | 134 m² | +46 m² +52% | 2016 |
|---|
| 63, Burnley Road363 m away | 139 m² | 183 m² | +44 m² +32% | 2014 |
|---|
| 20, Clitheroe Road505 m away | 64 m² | 107 m² | +43 m² +67% | 2023 |
|---|
| 12, Hill Street118 m away | 81 m² | 124 m² | +43 m² +53% | 2016 |
|---|
| 181, Reedley Road909 m away | 89 m² | 132 m² | +43 m² +48% | 2016 |
|---|
| 51, Montrose Street448 m away | 134 m² | 176 m² | +42 m² +31% | 2015 |
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| 48, Walter Street366 m away | 88 m² | 129 m² | +41 m² +47% | 2015 |
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| 27, Montrose Street385 m away | 60 m² | 100 m² | +40 m² +67% | 2020 |
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| 29, Victoria Avenue520 m away | 94 m² | 134 m² | +40 m² +43% | 2015 |
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| 23, Bank Street457 m away | 71 m² | 111 m² | +40 m² +56% | 2014 |
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| 30, Quaker Rise224 m away | 46 m² | 86 m² | +40 m² +87% | 2013 |
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| 24, Quaker Rise224 m away | 46 m² | 86 m² | +40 m² +87% | 2013 |
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| 4, Rydal Close933 m away | 63 m² | 102 m² | +39 m² +62% | 2020 |
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| 47, Halifax Road298 m away | 102 m² | 141 m² | +39 m² +38% | 2016 |
|---|
| 4, Castle Street222 m away | 100 m² | 139 m² | +39 m² +39% | 2015 |
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| 17, Railway View164 m away | 71 m² | 108 m² | +37 m² +52% | 2014 |
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| 5, Victoria Avenue520 m away | 213 m² | 250 m² | +37 m² +17% | 2014 |
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| 13, Holden Road958 m away | 91 m² | 127 m² | +36 m² +40% | 2022 |
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| 3, Townley Street285 m away | 100 m² | 136 m² | +36 m² +36% | 2016 |
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| 222, Colne Road728 m away | 147 m² | 183 m² | +36 m² +24% | 2014 |
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| 14, Eskdale Close860 m away | 157 m² | 193 m² | +36 m² +23% | 2014 |
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| 6, Meadow Bank Avenue458 m away | 88 m² | 124 m² | +36 m² +41% | 2010 |
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| 519, Colne Road570 m away | 122 m² | 157 m² | +35 m² +29% | 2025 |
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| 7, Berry Street278 m away | 83 m² | 118 m² | +35 m² +42% | 2021 |
|---|
| 190, Halifax Road798 m away | 73 m² | 108 m² | +35 m² +48% | 2021 |
|---|
| 11, Regent Street217 m away | 61 m² | 96 m² | +35 m² +57% | 2016 |
|---|
| 33, Reedfield877 m away | 112 m² | 147 m² | +35 m² +31% | 2016 |
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| 27, Chapel Street283 m away | 118 m² | 153 m² | +35 m² +30% | 2015 |
|---|
| 15, Railway View164 m away | 83 m² | 118 m² | +35 m² +42% | 2013 |
|---|
| 200, Colne Road728 m away | 194 m² | 229 m² | +35 m² +18% | 2013 |
|---|
| 43, Halifax Road298 m away | 100 m² | 134 m² | +34 m² +34% | 2016 |
|---|
| 4, Lord Street384 m away | 54 m² | 87 m² | +33 m² +61% | 2023 |
|---|
| 8, Railway Terrace213 m away | 56 m² | 89 m² | +33 m² +59% | 2015 |
|---|
| 32, Guilford Street129 m away | 142 m² | 175 m² | +33 m² +23% | 2012 |
|---|
| 555, Colne Road570 m away | 100 m² | 132 m² | +32 m² +32% | 2021 |
|---|
| 4, Grafton Avenue483 m away | 128 m² | 160 m² | +32 m² +25% | 2016 |
|---|
| 6, Mount Street241 m away | 77 m² | 109 m² | +32 m² +42% | 2014 |
|---|
| 18, Eskdale Close860 m away | 137 m² | 169 m² | +32 m² +23% | 2013 |
|---|
| 10, Chatburn Park Avenue370 m away | 48 m² | 79 m² | +31 m² +65% | 2023 |
|---|
| 52, Castle Street354 m away | 69 m² | 100 m² | +31 m² +45% | 2014 |
|---|
| 25, Bank Street457 m away | 71 m² | 102 m² | +31 m² +44% | 2014 |
|---|
| 18, Every Street362 m away | 74 m² | 104 m² | +30 m² +41% | 2026 |
|---|
| 16, Walter Street288 m away | 90 m² | 120 m² | +30 m² +33% | 2016 |
|---|
| 40, Livingstone Street297 m away | 82 m² | 112 m² | +30 m² +37% | 2016 |
|---|
| 42, Walter Street366 m away | 86 m² | 116 m² | +30 m² +35% | 2016 |
|---|
| 104, Halifax Road546 m away | 71 m² | 101 m² | +30 m² +42% | 2016 |
|---|
| 168, Colne Road530 m away | 129 m² | 159 m² | +30 m² +23% | 2015 |
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| 36, Arthur Street335 m away | 60 m² | 90 m² | +30 m² +50% | 2014 |
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| 34, Arthur Street335 m away | 60 m² | 90 m² | +30 m² +50% | 2014 |
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| 32, Arthur Street335 m away | 60 m² | 90 m² | +30 m² +50% | 2014 |
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| 30, Arthur Street335 m away | 60 m² | 90 m² | +30 m² +50% | 2014 |
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| 9, Victoria Avenue520 m away | 191 m² | 220 m² | +29 m² +15% | 2014 |
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| 219, Manchester Road996 m away | 129 m² | 158 m² | +29 m² +22% | 2014 |
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| 168, Halifax Road798 m away | 89 m² | 117 m² | +28 m² +31% | 2018 |
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| 8, Reedfield877 m away | 122 m² | 150 m² | +28 m² +23% | 2017 |
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| 50, Chapel Street357 m away | 56 m² | 84 m² | +28 m² +50% | 2016 |
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| 239, Manchester Road996 m away | 139 m² | 167 m² | +28 m² +20% | 2016 |
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| 19, Bird Street295 m away | 66 m² | 94 m² | +28 m² +42% | 2014 |
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| 38, Pennine Way773 m away | 65 m² | 93 m² | +28 m² +43% | 2014 |
|---|
| 229, Manchester Road996 m away | 130 m² | 158 m² | +28 m² +22% | 2014 |
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| 110, Halifax Road546 m away | 68 m² | 95 m² | +27 m² +40% | 2026 |
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| 81, Reedley Road639 m away | 74 m² | 101 m² | +27 m² +36% | 2024 |
|---|
| 17, Broadhurst Way954 m away | 70 m² | 97 m² | +27 m² +39% | 2024 |
|---|
| 8, Larkhill Avenue545 m away | 88 m² | 115 m² | +27 m² +31% | 2017 |
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| 18, Halifax Road180 m away | 89 m² | 116 m² | +27 m² +30% | 2016 |
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| 9, Chapel Street258 m away | 71 m² | 98 m² | +27 m² +38% | 2016 |
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| 7, Parsonage Drive661 m away | 131 m² | 158 m² | +27 m² +21% | 2014 |
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| 24, Eskdale Close860 m away | 161 m² | 188 m² | +27 m² +17% | 2014 |
|---|
| 1, Beattie Street211 m away | 112 m² | 139 m² | +27 m² +24% | 2013 |
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| 28, Sackville Street180 m away | 85 m² | 111 m² | +26 m² +31% | 2025 |
|---|
| 37, Burnley Road363 m away | 84 m² | 110 m² | +26 m² +31% | 2016 |
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| 43, Montrose Street448 m away | 99 m² | 125 m² | +26 m² +26% | 2016 |
|---|
| 2, Townley Street285 m away | 87 m² | 113 m² | +26 m² +30% | 2014 |
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| 23, Taylor Street520 m away | 91 m² | 117 m² | +26 m² +29% | 2014 |
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| 547, Colne Road570 m away | 111 m² | 136 m² | +25 m² +23% | 2021 |
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| 93, Colne Road709 m away | 75 m² | 100 m² | +25 m² +33% | 2016 |
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| 4, Hill Street118 m away | 81 m² | 106 m² | +25 m² +31% | 2015 |
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| 76, Halifax Road298 m away | 120 m² | 144 m² | +24 m² +20% | 2016 |
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| 117, Halifax Road693 m away | 72 m² | 96 m² | +24 m² +33% | 2015 |
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| 3, Taylor Street520 m away | 116 m² | 140 m² | +24 m² +21% | 2014 |
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| 243, Manchester Road996 m away | 130 m² | 154 m² | +24 m² +18% | 2014 |
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| 26, Eskdale Close860 m away | 136 m² | 160 m² | +24 m² +18% | 2013 |
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| 7, Ainsdale Avenue612 m away | 48 m² | 71 m² | +23 m² +48% | 2023 |
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| 20, Livingstone Street297 m away | 75 m² | 98 m² | +23 m² +31% | 2022 |
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| 7, Walter Street159 m away | 72 m² | 95 m² | +23 m² +32% | 2014 |
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| 1, Hillside View727 m away | 102 m² | 124 m² | +22 m² +22% | 2026 |
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| 53, King Street Terrace261 m away | 74 m² | 96 m² | +22 m² +30% | 2016 |
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| 14, Garden Street332 m away | 74 m² | 96 m² | +22 m² +30% | 2016 |
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| 241, Manchester Road996 m away | 139 m² | 161 m² | +22 m² +16% | 2016 |
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| 49, Chapel Street357 m away | 90 m² | 112 m² | +22 m² +24% | 2015 |
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| 4, Townley Street285 m away | 89 m² | 111 m² | +22 m² +25% | 2014 |
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| 37, Castle Street354 m away | 89 m² | 111 m² | +22 m² +25% | 2014 |
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| 16, Reedfield877 m away | 123 m² | 145 m² | +22 m² +18% | 2013 |
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| 5, Pennine Way773 m away | 55 m² | 76 m² | +21 m² +38% | 2023 |
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| 33, Bank Street457 m away | 76 m² | 97 m² | +21 m² +28% | 2016 |
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| 16, Cross Street115 m away | 65 m² | 86 m² | +21 m² +32% | 2015 |
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| 27, Halifax Road298 m away | 84 m² | 105 m² | +21 m² +25% | 2015 |
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| 62, Heyhead Street607 m away | 78 m² | 99 m² | +21 m² +27% | 2014 |
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| 8, Berry Street278 m away | 103 m² | 123 m² | +20 m² +19% | 2016 |
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| 17, Lord Street384 m away | 81 m² | 101 m² | +20 m² +25% | 2013 |
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| 21, Montrose Street385 m away | 58 m² | 78 m² | +20 m² +34% | 2010 |
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| 37, Quakers View370 m away | 46 m² | 65 m² | +19 m² +41% | 2025 |
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| 12, Ann Street381 m away | 51 m² | 70 m² | +19 m² +37% | 2025 |
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| 11, Reedley Road466 m away | 105 m² | 124 m² | +19 m² +18% | 2016 |
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| 173, Halifax Road693 m away | 99 m² | 118 m² | +19 m² +19% | 2016 |
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| 94, Burnley Road288 m away | 69 m² | 88 m² | +19 m² +28% | 2015 |
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| 8, Rothesay Road678 m away | 78 m² | 97 m² | +19 m² +24% | 2015 |
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| 57, Halifax Road298 m away | 88 m² | 107 m² | +19 m² +22% | 2014 |
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| 79, King Street Terrace261 m away | 73 m² | 91 m² | +18 m² +25% | 2021 |
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| 28, Woodfield Terrace426 m away | 93 m² | 111 m² | +18 m² +19% | 2017 |
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| 60, Colne Road285 m away | 74 m² | 92 m² | +18 m² +24% | 2016 |
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| 8, Veevers Street427 m away | 76 m² | 94 m² | +18 m² +24% | 2016 |
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| 30, Albert Street351 m away | 76 m² | 94 m² | +18 m² +24% | 2015 |
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| 15, Hunter Street396 m away | 109 m² | 127 m² | +18 m² +17% | 2015 |
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| 25, Roseland Avenue703 m away | 93 m² | 111 m² | +18 m² +19% | 2015 |
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| 29, Regent Street217 m away | 59 m² | 77 m² | +18 m² +31% | 2014 |
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| 7, Hill Street118 m away | 62 m² | 80 m² | +18 m² +29% | 2013 |
|---|
| 6, Broadhurst Way954 m away | 72 m² | 89 m² | +17 m² +24% | 2024 |
|---|
| 20, Mount Street241 m away | 90 m² | 107 m² | +17 m² +19% | 2017 |
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| 29, Bank Street457 m away | 70 m² | 87 m² | +17 m² +24% | 2016 |
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| 29, Clitheroe Road505 m away | 112 m² | 129 m² | +17 m² +15% | 2016 |
|---|
| 36, Clegg Street376 m away | 82 m² | 99 m² | +17 m² +21% | 2015 |
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| 27, Regent Street217 m away | 60 m² | 77 m² | +17 m² +28% | 2014 |
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| 17, Berry Street278 m away | 113 m² | 130 m² | +17 m² +15% | 2014 |
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| 22, Commercial Street291 m away | 74 m² | 91 m² | +17 m² +23% | 2013 |
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| 30, Commercial Street328 m away | 68 m² | 85 m² | +17 m² +25% | 2013 |
|---|
| 29, Heyhead Street572 m away | 47 m² | 64 m² | +17 m² +36% | 2013 |
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| 21, Guilford Street129 m away | 74 m² | 90 m² | +16 m² +22% | 2021 |
|---|
| 4, Kay Street240 m away | 80 m² | 96 m² | +16 m² +20% | 2021 |
|---|
| 102, Halifax Road546 m away | 64 m² | 80 m² | +16 m² +25% | 2020 |
|---|
| 3, Montague Street111 m away | 67 m² | 83 m² | +16 m² +24% | 2016 |
|---|
| 50, Bird Street295 m away | 71 m² | 87 m² | +16 m² +23% | 2016 |
|---|
| 5, Timber Street263 m away | 90 m² | 106 m² | +16 m² +18% | 2015 |
|---|
| 25, Regent Street217 m away | 61 m² | 77 m² | +16 m² +26% | 2014 |
|---|
| 54, Walverden Road980 m away | 91 m² | 107 m² | +16 m² +18% | 2014 |
|---|
| 26, Castle Street253 m away | 66 m² | 82 m² | +16 m² +24% | 2013 |
|---|
| 13, Townley Street285 m away | 92 m² | 108 m² | +16 m² +17% | 2013 |
|---|
| 40, Commercial Street328 m away | 50 m² | 66 m² | +16 m² +32% | 2013 |
|---|
| 19, Bank Street457 m away | 56 m² | 72 m² | +16 m² +29% | 2013 |
|---|
| 29b, Sefton Street317 m away | 82 m² | 98 m² | +16 m² +20% | 2011 |
|---|
| 14, Arthur Street226 m away | 63 m² | 78 m² | +15 m² +24% | 2022 |
|---|
| 5, Beattie Street211 m away | 64 m² | 79 m² | +15 m² +23% | 2019 |
|---|
| 100, Burnley Road398 m away | 89 m² | 104 m² | +15 m² +17% | 2016 |
|---|
| 16, Hill Street197 m away | 84 m² | 99 m² | +15 m² +18% | 2015 |
|---|
| 7, Stanley Street280 m away | 77 m² | 92 m² | +15 m² +19% | 2014 |
|---|
| 32, Commercial Street328 m away | 70 m² | 85 m² | +15 m² +21% | 2013 |
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