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 EN2 0RA
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 |
|---|---|---|---|---|
| 250, Baker Street533 m away | 93 m² | 222 m² | +129 m² +139% | 2026 |
| 11, Tudor Crescent432 m away | 116 m² | 223 m² | +107 m² +92% | 2024 |
| 174, Clay Hill814 m away | 122 m² | 226 m² | +104 m² +85% | 2024 |
| 8, Rowantree Road940 m away | 87 m² | 179 m² | +92 m² +106% | 2016 |
| 24, Cedar Park Road423 m away | 60 m² | 140 m² | +80 m² +133% | 2021 |
| 2, Riverside Gardens655 m away | 109 m² | 187 m² | +78 m² +72% | 2022 |
| 21, River View929 m away | 60 m² | 135 m² | +75 m² +125% | 2022 |
| 42, Clay Hill953 m away | 151 m² | 222 m² | +71 m² +47% | 2026 |
| 4, Hillside Crescent654 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.
| 84 m² |
| 155 m² |
| +71 m² +85% |
| 2012 |
| 180, Lavender Hill953 m away | 118 m² | 189 m² | +71 m² +60% | 2010 |
|---|
| 29, Chase Green Avenue776 m away | 180 m² | 248 m² | +68 m² +38% | 2024 |
|---|
| 2, Hillside Crescent654 m away | 89 m² | 154 m² | +65 m² +73% | 2017 |
|---|
| 192, Chase Side97 m away | 82 m² | 145 m² | +63 m² +77% | 2026 |
|---|
| 37, Glenville Avenue260 m away | 59 m² | 120 m² | +61 m² +103% | 2025 |
|---|
| 37, Churchbury Road735 m away | 79 m² | 140 m² | +61 m² +77% | 2021 |
|---|
| 18, Kilvinton Drive740 m away | 95 m² | 154 m² | +59 m² +62% | 2016 |
|---|
| 29, Kynaston Road387 m away | 95 m² | 152 m² | +57 m² +60% | 2026 |
|---|
| 9, The Drive482 m away | 118 m² | 174 m² | +56 m² +47% | 2020 |
|---|
| 9, Hawthorn Grove507 m away | 67 m² | 123 m² | +56 m² +84% | 2019 |
|---|
| 2, Brodie Road369 m away | 43 m² | 99 m² | +56 m² +130% | 2015 |
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| 15, Morley Hill373 m away | 84 m² | 139 m² | +55 m² +65% | 2025 |
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| 7, Rowantree Road940 m away | 90 m² | 144 m² | +54 m² +60% | 2022 |
|---|
| 9, Drapers Road970 m away | 101 m² | 154 m² | +53 m² +52% | 2025 |
|---|
| 8, Rendlesham Road558 m away | 88 m² | 141 m² | +53 m² +60% | 2019 |
|---|
| 145, Morley Hill660 m away | 82 m² | 134 m² | +52 m² +63% | 2025 |
|---|
| 54, Clay Hill833 m away | 210 m² | 261 m² | +51 m² +24% | 2025 |
|---|
| 40, Gordon Road419 m away | 85 m² | 136 m² | +51 m² +60% | 2024 |
|---|
| 88, Monks Road583 m away | 52 m² | 103 m² | +51 m² +98% | 2020 |
|---|
| 34, Drapers Road902 m away | 93 m² | 144 m² | +51 m² +55% | 2015 |
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| 26, Ridler Road977 m away | 87 m² | 137 m² | +50 m² +57% | 2025 |
|---|
| 14, River View929 m away | 64 m² | 114 m² | +50 m² +78% | 2022 |
|---|
| 14, Kynaston Road364 m away | 98 m² | 147 m² | +49 m² +50% | 2025 |
|---|
| 452, Baker Street911 m away | 89 m² | 138 m² | +49 m² +55% | 2021 |
|---|
| 15, Armfield Road316 m away | 61 m² | 110 m² | +49 m² +80% | 2013 |
|---|
| 16a, Bycullah Avenue997 m away | 71 m² | 120 m² | +49 m² +69% | 2013 |
|---|
| 448, Baker Street797 m away | 98 m² | 146 m² | +48 m² +49% | 2023 |
|---|
| 16, Batley Road57 m away | 44 m² | 92 m² | +48 m² +109% | 2021 |
|---|
| 53, Churchbury Lane944 m away | 93 m² | 140 m² | +47 m² +51% | 2018 |
|---|
| 139, Birkbeck Road692 m away | 81 m² | 127 m² | +46 m² +57% | 2024 |
|---|
| 21, Conway Gardens788 m away | 95 m² | 140 m² | +45 m² +47% | 2026 |
|---|
| 54, Kenilworth Crescent907 m away | 73 m² | 118 m² | +45 m² +62% | 2025 |
|---|
| 44, Drapers Road900 m away | 85 m² | 130 m² | +45 m² +53% | 2018 |
|---|
| 6, Riverside Gardens655 m away | 96 m² | 140 m² | +44 m² +46% | 2025 |
|---|
| 60, Monastery Gardens624 m away | 94 m² | 138 m² | +44 m² +47% | 2020 |
|---|
| 21, Burlington Road225 m away | 84 m² | 127 m² | +43 m² +51% | 2026 |
|---|
| 24, Holtwhites Hill449 m away | 103 m² | 146 m² | +43 m² +42% | 2025 |
|---|
| 114, Clay Hill812 m away | 41 m² | 83 m² | +42 m² +102% | 2015 |
|---|
| 26, Gordon Road349 m away | 74 m² | 115 m² | +41 m² +55% | 2026 |
|---|
| 45, Morley Hill470 m away | 74 m² | 115 m² | +41 m² +55% | 2025 |
|---|
| 9, St Faiths Close202 m away | 41 m² | 82 m² | +41 m² +100% | 2020 |
|---|
| 126, Tenniswood Road949 m away | 70 m² | 111 m² | +41 m² +59% | 2017 |
|---|
| 22, Canonbury Road770 m away | 61 m² | 101 m² | +40 m² +66% | 2020 |
|---|
| 14, Rendlesham Road558 m away | 87 m² | 126 m² | +39 m² +45% | 2025 |
|---|
| 393, Baker Street795 m away | 67 m² | 106 m² | +39 m² +58% | 2023 |
|---|
| 32, Monastery Gardens624 m away | 100 m² | 139 m² | +39 m² +39% | 2019 |
|---|
| 92, Manor Road495 m away | 73 m² | 112 m² | +39 m² +53% | 2016 |
|---|
| 1, Rosemary Avenue611 m away | 80 m² | 119 m² | +39 m² +49% | 2014 |
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| 42, Cedar Road512 m away | 81 m² | 119 m² | +38 m² +47% | 2023 |
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| 23, Hedge Hill619 m away | 151 m² | 189 m² | +38 m² +25% | 2014 |
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| 151, Parsonage Lane943 m away | 108 m² | 146 m² | +38 m² +35% | 2014 |
|---|
| 8, Phipps Hatch Lane492 m away | 93 m² | 131 m² | +38 m² +41% | 2011 |
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| 3, Robson Close985 m away | 116 m² | 153 m² | +37 m² +32% | 2026 |
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| 348a, Baker Street680 m away | 59 m² | 96 m² | +37 m² +63% | 2025 |
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| 33, Glenville Avenue260 m away | 89 m² | 126 m² | +37 m² +42% | 2024 |
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| 72, Lavender Hill251 m away | 104 m² | 141 m² | +37 m² +36% | 2021 |
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| 13, Browning Road336 m away | 69 m² | 106 m² | +37 m² +54% | 2021 |
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| 87, Tenniswood Road943 m away | 84 m² | 121 m² | +37 m² +44% | 2021 |
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| 30, Acacia Road462 m away | 93 m² | 130 m² | +37 m² +40% | 2017 |
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| 32, Cedar Road573 m away | 47 m² | 84 m² | +37 m² +79% | 2015 |
|---|
| 8, Holtwhite Avenue348 m away | 95 m² | 132 m² | +37 m² +39% | 2014 |
|---|
| 9, Drake Street239 m away | 54 m² | 91 m² | +37 m² +69% | 2011 |
|---|
| 39, Halifax Road379 m away | 88 m² | 124 m² | +36 m² +41% | 2026 |
|---|
| 61, Holtwhites Hill431 m away | 88 m² | 124 m² | +36 m² +41% | 2025 |
|---|
| 44, Hawthorn Grove552 m away | 79 m² | 115 m² | +36 m² +46% | 2018 |
|---|
| 41, Buckingham Close911 m away | 88 m² | 123 m² | +35 m² +40% | 2026 |
|---|
| 35, Rendlesham Road498 m away | 85 m² | 120 m² | +35 m² +41% | 2024 |
|---|
| 66, Hedge Hill729 m away | 90 m² | 125 m² | +35 m² +39% | 2020 |
|---|
| 252, Baker Street533 m away | 58 m² | 93 m² | +35 m² +60% | 2015 |
|---|
| 41, Gloucester Road452 m away | 83 m² | 118 m² | +35 m² +42% | 2014 |
|---|
| 30, Ridler Road977 m away | 94 m² | 128 m² | +34 m² +36% | 2022 |
|---|
| 26, Weardale Gardens475 m away | 94 m² | 128 m² | +34 m² +36% | 2019 |
|---|
| Flat B, 51, Manor Road431 m away | 52 m² | 86 m² | +34 m² +65% | 2018 |
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| 37, Trinity Street494 m away | 70 m² | 104 m² | +34 m² +49% | 2016 |
|---|
| 6, York Terrace340 m away | 98 m² | 131 m² | +33 m² +34% | 2026 |
|---|
| 94, Tenniswood Road949 m away | 71 m² | 104 m² | +33 m² +46% | 2026 |
|---|
| 470, Baker Street971 m away | 87 m² | 120 m² | +33 m² +38% | 2023 |
|---|
| 33, Kynaston Road387 m away | 94 m² | 127 m² | +33 m² +35% | 2021 |
|---|
| 137, Lavender Hill466 m away | 86 m² | 118 m² | +32 m² +37% | 2025 |
|---|
| 69, Hedge Hill736 m away | 103 m² | 135 m² | +32 m² +31% | 2025 |
|---|
| 124, Gordon Hill414 m away | 92 m² | 124 m² | +32 m² +35% | 2023 |
|---|
| 73, Hillside Crescent644 m away | 87 m² | 119 m² | +32 m² +37% | 2022 |
|---|
| 47, Lee View645 m away | 82 m² | 114 m² | +32 m² +39% | 2022 |
|---|
| 14, Butterfield House, Bycullah Road794 m away | 48 m² | 80 m² | +32 m² +67% | 2014 |
|---|
| 124, Chase Side376 m away | 59 m² | 90 m² | +31 m² +53% | 2022 |
|---|
| 8, Butterfield House, Bycullah Road794 m away | 49 m² | 80 m² | +31 m² +63% | 2014 |
|---|
| 15, Youngmans Close140 m away | 85 m² | 115 m² | +30 m² +35% | 2026 |
|---|
| 7a, Graeme Road777 m away | 63 m² | 93 m² | +30 m² +48% | 2026 |
|---|
| 38, Gordon Hill247 m away | 95 m² | 125 m² | +30 m² +32% | 2023 |
|---|
| 5, Florence Drive926 m away | 59 m² | 89 m² | +30 m² +51% | 2022 |
|---|
| 42, Burlington Road213 m away | 75 m² | 105 m² | +30 m² +40% | 2020 |
|---|
| Flat 10, Merrivale House, 12, Rowantree Road940 m away | 52 m² | 82 m² | +30 m² +58% | 2020 |
|---|
| 70, Glenville Avenue340 m away | 77 m² | 107 m² | +30 m² +39% | 2019 |
|---|
| 5, Conical Corner721 m away | 84 m² | 114 m² | +30 m² +36% | 2018 |
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| 157, Parsonage Lane943 m away | 109 m² | 139 m² | +30 m² +28% | 2017 |
|---|
| 72, Lea Road209 m away | 57 m² | 87 m² | +30 m² +53% | 2009 |
|---|
| 205, Churchbury Lane813 m away | 77 m² | 106 m² | +29 m² +38% | 2026 |
|---|
| 11, Acacia Road462 m away | 84 m² | 113 m² | +29 m² +35% | 2025 |
|---|
| 143, Lavender Hill466 m away | 93 m² | 122 m² | +29 m² +31% | 2025 |
|---|
| 113, Gordon Road419 m away | 84 m² | 113 m² | +29 m² +35% | 2022 |
|---|
| 4, Armfield Road303 m away | 72 m² | 101 m² | +29 m² +40% | 2017 |
|---|
| 13, Lavender Road504 m away | 111 m² | 140 m² | +29 m² +26% | 2017 |
|---|
| 10, Butterfield House, Bycullah Road794 m away | 51 m² | 80 m² | +29 m² +57% | 2014 |
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| 29, Sterling Road277 m away | 56 m² | 84 m² | +28 m² +50% | 2025 |
|---|
| 13, Woodlands Road233 m away | 69 m² | 97 m² | +28 m² +41% | 2024 |
|---|
| 395, Baker Street795 m away | 77 m² | 105 m² | +28 m² +36% | 2024 |
|---|
| 3, Parsonage Lane466 m away | 73 m² | 101 m² | +28 m² +38% | 2020 |
|---|
| 15, Chase Side Crescent198 m away | 138 m² | 165 m² | +27 m² +20% | 2025 |
|---|
| 41, Brodie Road381 m away | 91 m² | 118 m² | +27 m² +30% | 2024 |
|---|
| 95, Tenniswood Road943 m away | 77 m² | 104 m² | +27 m² +35% | 2023 |
|---|
| 48, Morley Hill411 m away | 96 m² | 123 m² | +27 m² +28% | 2021 |
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| 20, Gordon Road277 m away | 66 m² | 93 m² | +27 m² +41% | 2020 |
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| 24, Sandringham Close965 m away | 85 m² | 112 m² | +27 m² +32% | 2018 |
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| 51, Perry Mead722 m away | 78 m² | 105 m² | +27 m² +35% | 2017 |
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| 3, The Drive482 m away | 94 m² | 121 m² | +27 m² +29% | 2016 |
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| 53, Kirkland Drive419 m away | 83 m² | 110 m² | +27 m² +33% | 2013 |
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| 34, Heene Road280 m away | 82 m² | 109 m² | +27 m² +33% | 2010 |
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| 16, Burlington Road213 m away | 92 m² | 118 m² | +26 m² +28% | 2026 |
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| 161a, Lancaster Road198 m away | 61 m² | 87 m² | +26 m² +43% | 2024 |
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| 5, Churchbury Road646 m away | 57 m² | 83 m² | +26 m² +46% | 2024 |
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| 5, Kenilworth Crescent754 m away | 73 m² | 99 m² | +26 m² +36% | 2024 |
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| 9a, Bycullah Avenue878 m away | 107 m² | 133 m² | +26 m² +24% | 2023 |
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| 8, Lee View657 m away | 109 m² | 135 m² | +26 m² +24% | 2017 |
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| 19, Walton Street210 m away | 76 m² | 102 m² | +26 m² +34% | 2014 |
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| 139, Lavender Hill466 m away | 93 m² | 119 m² | +26 m² +28% | 2014 |
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| 173, Holtwhites Hill783 m away | 89 m² | 115 m² | +26 m² +29% | 2011 |
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| 71, Birkbeck Road533 m away | 92 m² | 117 m² | +25 m² +27% | 2025 |
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| 22, Parsonage Gardens725 m away | 111 m² | 136 m² | +25 m² +23% | 2024 |
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| 31, Burlington Road225 m away | 83 m² | 108 m² | +25 m² +30% | 2023 |
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| 14, Wetherby Road290 m away | 62 m² | 87 m² | +25 m² +40% | 2023 |
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| 2, Gentlemans Row948 m away | 79 m² | 104 m² | +25 m² +32% | 2022 |
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| 106, Manor Road495 m away | 77 m² | 102 m² | +25 m² +32% | 2021 |
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| 56, Manor Road409 m away | 80 m² | 105 m² | +25 m² +31% | 2020 |
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| 141, Gordon Road522 m away | 87 m² | 112 m² | +25 m² +29% | 2020 |
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| 17, Perry Mead666 m away | 80 m² | 105 m² | +25 m² +31% | 2020 |
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| 8, Bankside560 m away | 104 m² | 129 m² | +25 m² +24% | 2017 |
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| 2, Lee View657 m away | 87 m² | 112 m² | +25 m² +29% | 2016 |
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| 44, Phipps Hatch Lane490 m away | 79 m² | 104 m² | +25 m² +32% | 2015 |
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| 93, Manor Road495 m away | 74 m² | 98 m² | +24 m² +32% | 2025 |
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| Flat 8, Sporton Court, 49, Drapers Road873 m away | 55 m² | 79 m² | +24 m² +44% | 2023 |
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| 20, Radcliffe Avenue148 m away | 81 m² | 104 m² | +23 m² +28% | 2026 |
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| 69, Birkbeck Road533 m away | 70 m² | 93 m² | +23 m² +33% | 2023 |
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| 71, Chase Side796 m away | 118 m² | 141 m² | +23 m² +19% | 2023 |
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| 21, Chase Side913 m away | 134 m² | 157 m² | +23 m² +17% | 2023 |
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| 47, Gordon Hill265 m away | 90 m² | 113 m² | +23 m² +26% | 2022 |
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| 97, Monks Road583 m away | 57 m² | 80 m² | +23 m² +40% | 2019 |
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| 6, Chasewood Avenue816 m away | 108 m² | 131 m² | +23 m² +21% | 2017 |
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| 20, John Gooch Drive828 m away | 72 m² | 95 m² | +23 m² +32% | 2016 |
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| 13, Butterfield House, Bycullah Road794 m away | 57 m² | 80 m² | +23 m² +40% | 2014 |
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| 37, Inverness Avenue942 m away | 73 m² | 96 m² | +23 m² +32% | 2012 |
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| 69, Gordon Road336 m away | 81 m² | 103 m² | +22 m² +27% | 2026 |
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| 39, Cedar Park Road409 m away | 87 m² | 109 m² | +22 m² +25% | 2026 |
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| 17, Birkbeck Road377 m away | 61 m² | 83 m² | +22 m² +36% | 2025 |
|---|
| 156, Parsonage Lane710 m away | 81 m² | 103 m² | +22 m² +27% | 2022 |
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| 62, Churchbury Road735 m away | 50 m² | 72 m² | +22 m² +44% | 2018 |
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| 12, Cowdrey Close787 m away | 94 m² | 116 m² | +22 m² +23% | 2017 |
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| 103a, Baker Street784 m away | 41 m² | 63 m² | +22 m² +54% | 2011 |
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| 22, Bell Road499 m away | 78 m² | 99 m² | +21 m² +27% | 2026 |
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| 31, Morley Hill373 m away | 99 m² | 120 m² | +21 m² +21% | 2025 |
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| 21, Monastery Gardens714 m away | 83 m² | 104 m² | +21 m² +25% | 2024 |
|---|
| 19, Lea Road164 m away | 74 m² | 95 m² | +21 m² +28% | 2023 |
|---|
| 81, Kirkland Drive419 m away | 67 m² | 88 m² | +21 m² +31% | 2023 |
|---|
| 34, Wetherby Road290 m away | 63 m² | 84 m² | +21 m² +33% | 2022 |
|---|
| 5, Abbotts Crescent663 m away | 93 m² | 114 m² | +21 m² +23% | 2022 |
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| 61, Gordon Hill265 m away | 103 m² | 124 m² | +21 m² +20% | 2019 |
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| 30, Monks Close694 m away | 37 m² | 58 m² | +21 m² +57% | 2019 |
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| 21, Kynaston Road387 m away | 95 m² | 116 m² | +21 m² +22% | 2016 |
|---|
| 39, Youngmans Close140 m away | 94 m² | 115 m² | +21 m² +22% | 2015 |
|---|
| 28, Kilvinton Drive740 m away | 111 m² | 132 m² | +21 m² +19% | 2015 |
|---|
| 7, Drake Street239 m away | 55 m² | 76 m² | +21 m² +38% | 2009 |
|---|
| A home on Baker Street795 m away | 103 m² | 123 m² | +20 m² +19% | 2025 |
|---|
| 128, Gordon Hill414 m away | 79 m² | 99 m² | +20 m² +25% | 2024 |
|---|
| 19, Wetherby Road290 m away | 82 m² | 102 m² | +20 m² +24% | 2019 |
|---|
| 22, Armfield Road303 m away | 85 m² | 105 m² | +20 m² +24% | 2017 |
|---|
| 16, Burnham Close861 m away | 79 m² | 99 m² | +20 m² +25% | 2015 |
|---|
| 11, Butterfield House, Bycullah Road794 m away | 60 m² | 80 m² | +20 m² +33% | 2014 |
|---|
| 5, Batley Road57 m away | 51 m² | 70 m² | +19 m² +37% | 2026 |
|---|
| 3, Walton Street210 m away | 83 m² | 102 m² | +19 m² +23% | 2026 |
|---|
| 11, Batley Road57 m away | 52 m² | 71 m² | +19 m² +37% | 2025 |
|---|
| 23, Gordon Road277 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 2, Bankside560 m away | 85 m² | 104 m² | +19 m² +22% | 2022 |
|---|
| 6, Brodie Road369 m away | 116 m² | 135 m² | +19 m² +16% | 2013 |
|---|
| 98, Churchbury Lane944 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
|---|
| 83, Halifax Road453 m away | 70 m² | 88 m² | +18 m² +26% | 2025 |
|---|
| 10, Chase Side Crescent198 m away | 48 m² | 66 m² | +18 m² +38% | 2024 |
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| 12, Ravens Close981 m away | 64 m² | 82 m² | +18 m² +28% | 2023 |
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| 62, Kenilworth Crescent907 m away | 80 m² | 98 m² | +18 m² +23% | 2022 |
|---|
| 92a, Lancaster Road385 m away | 104 m² | 122 m² | +18 m² +17% | 2021 |
|---|
| 31, Armfield Road316 m away | 45 m² | 63 m² | +18 m² +40% | 2018 |
|---|
| 2, Chasewood Avenue816 m away | 113 m² | 131 m² | +18 m² +16% | 2017 |
|---|
| 75, Tenniswood Road943 m away | 79 m² | 97 m² | +18 m² +23% | 2017 |
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