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 EN2 7DL
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, Ridgemount Gardens124 m away | 122 m² | 305 m² | +183 m² +150% | 2019 |
| 77, Old Park Avenue867 m away | 167 m² | 340 m² | +173 m² +104% | 2024 |
| 44, Old Park View129 m away | 94 m² | 229 m² | +135 m² +144% | 2019 |
| 25, Links Side505 m away | 94 m² | 223 m² | +129 m² +137% | 2026 |
| 19, Old Park Road South642 m away | 133 m² | 244 m² | +111 m² +83% | 2026 |
| 43, Cotswold Way913 m away | 89 m² | 198 m² | +109 m² +122% | 2024 |
| 6, Hardy Way795 m away | 82 m² | 191 m² | +109 m² +133% | 2014 |
| 9, Grafton Road845 m away | 89 m² | 196 m² | +107 m² +120% | 2023 |
| 11, Cecil Road989 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.
| 109 m² |
| 203 m² |
| +94 m² +86% |
| 2018 |
| 8, Rowantree Road385 m away | 87 m² | 179 m² | +92 m² +106% | 2016 |
|---|
| 25, Waverley Road523 m away | 100 m² | 189 m² | +89 m² +89% | 2020 |
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| 61, Cotswold Way913 m away | 100 m² | 177 m² | +77 m² +77% | 2025 |
|---|
| 21, River View889 m away | 60 m² | 135 m² | +75 m² +125% | 2022 |
|---|
| 6, Glenbrook North908 m away | 93 m² | 165 m² | +72 m² +77% | 2012 |
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| 180, Lavender Hill868 m away | 118 m² | 189 m² | +71 m² +60% | 2010 |
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| 29, Chase Green Avenue611 m away | 180 m² | 248 m² | +68 m² +38% | 2024 |
|---|
| 41, Chase Ridings501 m away | 116 m² | 184 m² | +68 m² +59% | 2020 |
|---|
| 11, Farmlands858 m away | 95 m² | 160 m² | +65 m² +68% | 2014 |
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| 47, Old Park Avenue811 m away | 136 m² | 198 m² | +62 m² +46% | 2020 |
|---|
| 7, Chase Ridings129 m away | 126 m² | 186 m² | +60 m² +48% | 2014 |
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| 9, The Glen709 m away | 108 m² | 166 m² | +58 m² +54% | 2018 |
|---|
| 7, Rowantree Road385 m away | 90 m² | 144 m² | +54 m² +60% | 2022 |
|---|
| 9, Drapers Road595 m away | 101 m² | 154 m² | +53 m² +52% | 2025 |
|---|
| 10, Windmill Gardens472 m away | 103 m² | 155 m² | +52 m² +50% | 2024 |
|---|
| 88, Monks Road750 m away | 52 m² | 103 m² | +51 m² +98% | 2020 |
|---|
| 34, Drapers Road715 m away | 93 m² | 144 m² | +51 m² +55% | 2015 |
|---|
| 14, River View889 m away | 64 m² | 114 m² | +50 m² +78% | 2022 |
|---|
| 16a, Bycullah Avenue409 m away | 71 m² | 120 m² | +49 m² +69% | 2013 |
|---|
| 22, Waverley Road523 m away | 94 m² | 141 m² | +47 m² +50% | 2014 |
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| 5e, Glebe Avenue273 m away | 43 m² | 89 m² | +46 m² +107% | 2009 |
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| 44, Drapers Road812 m away | 85 m² | 130 m² | +45 m² +53% | 2018 |
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| 11, Glenbrook South906 m away | 86 m² | 131 m² | +45 m² +52% | 2018 |
|---|
| 9, Ridgemount Gardens124 m away | 120 m² | 164 m² | +44 m² +37% | 2023 |
|---|
| 89, Old Park Avenue867 m away | 139 m² | 183 m² | +44 m² +32% | 2022 |
|---|
| 24, Holtwhites Hill939 m away | 103 m² | 146 m² | +43 m² +42% | 2025 |
|---|
| 17, Culloden Road268 m away | 123 m² | 166 m² | +43 m² +35% | 2017 |
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| 10, Trentwood Side776 m away | 89 m² | 128 m² | +39 m² +44% | 2015 |
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| 2, Florence Avenue666 m away | 128 m² | 166 m² | +38 m² +30% | 2026 |
|---|
| 48, Woodridge Close695 m away | 138 m² | 176 m² | +38 m² +28% | 2014 |
|---|
| 23, Hedge Hill842 m away | 151 m² | 189 m² | +38 m² +25% | 2014 |
|---|
| 3, Robson Close374 m away | 116 m² | 153 m² | +37 m² +32% | 2026 |
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| 127, Worlds End Lane839 m away | 81 m² | 118 m² | +37 m² +46% | 2024 |
|---|
| 61, Holtwhites Hill907 m away | 88 m² | 124 m² | +36 m² +41% | 2025 |
|---|
| 17, Old Park Grove944 m away | 124 m² | 160 m² | +36 m² +29% | 2019 |
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| 66, Hedge Hill881 m away | 90 m² | 125 m² | +35 m² +39% | 2020 |
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| 37, Gresham Close676 m away | 102 m² | 136 m² | +34 m² +33% | 2022 |
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| 6, The Glen709 m away | 101 m² | 135 m² | +34 m² +34% | 2017 |
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| 37, Trinity Street867 m away | 70 m² | 104 m² | +34 m² +49% | 2016 |
|---|
| 16, Slades Gardens399 m away | 89 m² | 123 m² | +34 m² +38% | 2015 |
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| 20, Shirley Road764 m away | 44 m² | 77 m² | +33 m² +75% | 2012 |
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| 69, Hedge Hill990 m away | 103 m² | 135 m² | +32 m² +31% | 2025 |
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| 15, Glenbrook South906 m away | 127 m² | 159 m² | +32 m² +25% | 2023 |
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| 47, Lee View939 m away | 82 m² | 114 m² | +32 m² +39% | 2022 |
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| 14, Butterfield House, Bycullah Road537 m away | 48 m² | 80 m² | +32 m² +67% | 2014 |
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| 18, Elizabeth Avenue444 m away | 74 m² | 105 m² | +31 m² +42% | 2026 |
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| 1a, Links Side575 m away | 56 m² | 87 m² | +31 m² +55% | 2021 |
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| 63, Bincote Road655 m away | 94 m² | 125 m² | +31 m² +33% | 2020 |
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| 8, Butterfield House, Bycullah Road537 m away | 49 m² | 80 m² | +31 m² +63% | 2014 |
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| 15, Links Side575 m away | 33 m² | 63 m² | +30 m² +91% | 2022 |
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| 5, Florence Drive642 m away | 59 m² | 89 m² | +30 m² +51% | 2022 |
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| Flat 10, Merrivale House, 12, Rowantree Road385 m away | 52 m² | 82 m² | +30 m² +58% | 2020 |
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| 5, Conical Corner773 m away | 84 m² | 114 m² | +30 m² +36% | 2018 |
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| 23, Gresham Close676 m away | 108 m² | 137 m² | +29 m² +27% | 2026 |
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| 16, Trentwood Side776 m away | 106 m² | 135 m² | +29 m² +27% | 2025 |
|---|
| Flat 13, Pinewood Court, Bycullah Road362 m away | 61 m² | 90 m² | +29 m² +48% | 2023 |
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| 10, Butterfield House, Bycullah Road537 m away | 51 m² | 80 m² | +29 m² +57% | 2014 |
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| Flat 12, Collingridge House, 5, Old Park Road380 m away | 70 m² | 98 m² | +28 m² +40% | 2021 |
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| 34, Elizabeth Avenue444 m away | 75 m² | 103 m² | +28 m² +37% | 2019 |
|---|
| 54, Cotswold Way867 m away | 112 m² | 140 m² | +28 m² +25% | 2013 |
|---|
| Flat 3, Bayview House, 20, Uplands Park Road288 m away | 161 m² | 188 m² | +27 m² +17% | 2024 |
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| 51, Perry Mead664 m away | 78 m² | 105 m² | +27 m² +35% | 2017 |
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| 11, Parsonage Gardens964 m away | 111 m² | 138 m² | +27 m² +24% | 2015 |
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| 53, Kirkland Drive944 m away | 83 m² | 110 m² | +27 m² +33% | 2013 |
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| 9a, Bycullah Avenue522 m away | 107 m² | 133 m² | +26 m² +24% | 2023 |
|---|
| 65, Enfield Road891 m away | 104 m² | 130 m² | +26 m² +25% | 2023 |
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| 8, Lee View821 m away | 109 m² | 135 m² | +26 m² +24% | 2017 |
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| 173, Holtwhites Hill820 m away | 89 m² | 115 m² | +26 m² +29% | 2011 |
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| 22, Parsonage Gardens974 m away | 111 m² | 136 m² | +25 m² +23% | 2024 |
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| 2, Gentlemans Row935 m away | 79 m² | 104 m² | +25 m² +32% | 2022 |
|---|
| 17, Perry Mead677 m away | 80 m² | 105 m² | +25 m² +31% | 2020 |
|---|
| 8, Bankside836 m away | 104 m² | 129 m² | +25 m² +24% | 2017 |
|---|
| 2, Lee View821 m away | 87 m² | 112 m² | +25 m² +29% | 2016 |
|---|
| Flat 7, Bayview House, 20, Uplands Park Road288 m away | 135 m² | 159 m² | +24 m² +18% | 2025 |
|---|
| Flat 8, Sporton Court, 49, Drapers Road783 m away | 55 m² | 79 m² | +24 m² +44% | 2023 |
|---|
| Flat 87, Ingleborough, Cavell Drive444 m away | 41 m² | 65 m² | +24 m² +59% | 2022 |
|---|
| 15, Vermont Close616 m away | 53 m² | 77 m² | +24 m² +45% | 2020 |
|---|
| 11, Slades Hill0 m away | 98 m² | 122 m² | +24 m² +24% | 2011 |
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| 2a, Old Park View129 m away | 126 m² | 150 m² | +24 m² +19% | 2010 |
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| 23, Slades Rise319 m away | 125 m² | 148 m² | +23 m² +18% | 2024 |
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| 21, Chase Side852 m away | 134 m² | 157 m² | +23 m² +17% | 2023 |
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| 71, Chase Side873 m away | 118 m² | 141 m² | +23 m² +19% | 2023 |
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| 17a, Links Side575 m away | 40 m² | 63 m² | +23 m² +57% | 2022 |
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| 97, Monks Road750 m away | 57 m² | 80 m² | +23 m² +40% | 2019 |
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| 6, Chasewood Avenue661 m away | 108 m² | 131 m² | +23 m² +21% | 2017 |
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| 20, John Gooch Drive691 m away | 72 m² | 95 m² | +23 m² +32% | 2016 |
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| 13, Butterfield House, Bycullah Road537 m away | 57 m² | 80 m² | +23 m² +40% | 2014 |
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| 57, Links Side443 m away | 77 m² | 99 m² | +22 m² +29% | 2026 |
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| 24, The Grove385 m away | 69 m² | 91 m² | +22 m² +32% | 2025 |
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| 115, Windmill Hill309 m away | 85 m² | 107 m² | +22 m² +26% | 2024 |
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| 26, Shirley Road764 m away | 86 m² | 108 m² | +22 m² +26% | 2021 |
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| 14, Weller Mews928 m away | 42 m² | 64 m² | +22 m² +52% | 2020 |
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| 81, Kirkland Drive944 m away | 67 m² | 88 m² | +21 m² +31% | 2023 |
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| 5, Abbotts Crescent663 m away | 93 m² | 114 m² | +21 m² +23% | 2022 |
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| 30, Monks Close669 m away | 37 m² | 58 m² | +21 m² +57% | 2019 |
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| 1, Temple Grove312 m away | 90 m² | 110 m² | +20 m² +22% | 2026 |
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| Flat 5, Milne Court, 24a, Uplands Park Road228 m away | 47 m² | 67 m² | +20 m² +43% | 2025 |
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| 19, Slades Rise319 m away | 115 m² | 135 m² | +20 m² +17% | 2025 |
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| 40, Elizabeth Avenue444 m away | 87 m² | 107 m² | +20 m² +23% | 2025 |
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| 24, Chase Ridings397 m away | 84 m² | 104 m² | +20 m² +24% | 2024 |
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| Flat 10, The Old School House, 3, Waverley Road459 m away | 52 m² | 72 m² | +20 m² +38% | 2023 |
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| 11, Butterfield House, Bycullah Road537 m away | 60 m² | 80 m² | +20 m² +33% | 2014 |
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| 27, Old Park Road South642 m away | 124 m² | 144 m² | +20 m² +16% | 2014 |
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| 6, Helen Clare Court, 80, Windmill Hill314 m away | 76 m² | 96 m² | +20 m² +26% | 2009 |
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| 4, Jaycroft759 m away | 104 m² | 123 m² | +19 m² +18% | 2026 |
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| 2, Bankside836 m away | 85 m² | 104 m² | +19 m² +22% | 2022 |
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| 231, Gladbeck Way780 m away | 26 m² | 45 m² | +19 m² +73% | 2019 |
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| 21, Millers Green Close276 m away | 28 m² | 46 m² | +18 m² +64% | 2024 |
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| Flat 5, Mulberry Lodge, 46, The Ridgeway339 m away | 64 m² | 82 m² | +18 m² +28% | 2022 |
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| 11, Linkside Close549 m away | 108 m² | 126 m² | +18 m² +17% | 2020 |
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| 2, Chasewood Avenue661 m away | 113 m² | 131 m² | +18 m² +16% | 2017 |
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| 100, Church Street960 m away | 55 m² | 72 m² | +17 m² +31% | 2026 |
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| 24, Parsonage Gardens974 m away | 96 m² | 113 m² | +17 m² +18% | 2024 |
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| 57, Kirkland Drive944 m away | 63 m² | 80 m² | +17 m² +27% | 2023 |
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| Flat 1, Collingridge House, 5, Old Park Road380 m away | 89 m² | 106 m² | +17 m² +19% | 2021 |
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| Flat 53, Ingleborough, Cavell Drive444 m away | 22 m² | 39 m² | +17 m² +77% | 2019 |
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| Flat 7, 24a, Bycullah Road563 m away | 70 m² | 87 m² | +17 m² +24% | 2018 |
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| 89, Monks Road740 m away | 89 m² | 106 m² | +17 m² +19% | 2018 |
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| 111, Kirkland Drive944 m away | 55 m² | 72 m² | +17 m² +31% | 2018 |
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| 3, Taunton Drive441 m away | 103 m² | 120 m² | +17 m² +17% | 2017 |
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| 3, Hardy Way795 m away | 86 m² | 103 m² | +17 m² +20% | 2015 |
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| 71, Enfield Road891 m away | 88 m² | 105 m² | +17 m² +19% | 2015 |
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| 132, Gladbeck Way727 m away | 86 m² | 102 m² | +16 m² +19% | 2018 |
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| 5, Farmlands858 m away | 85 m² | 101 m² | +16 m² +19% | 2017 |
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| 134, Lavender Hill951 m away | 37 m² | 53 m² | +16 m² +43% | 2017 |
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| 7, Butterfield House, Bycullah Road537 m away | 64 m² | 80 m² | +16 m² +25% | 2014 |
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| 5 Crossfield Chambers, 6, Gladbeck Way631 m away | 40 m² | 55 m² | +15 m² +38% | 2026 |
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| 141, Gladbeck Way727 m away | 43 m² | 58 m² | +15 m² +35% | 2026 |
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| 3, The Ridgeway191 m away | 90 m² | 105 m² | +15 m² +17% | 2022 |
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| Flat 6, 7, Bycullah Road362 m away | 58 m² | 73 m² | +15 m² +26% | 2022 |
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| 20, Kirkland Drive939 m away | 44 m² | 59 m² | +15 m² +34% | 2021 |
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| Flat 3, Collingridge House, 5, Old Park Road380 m away | 85 m² | 100 m² | +15 m² +18% | 2019 |
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| 11, Shirley Road764 m away | 98 m² | 113 m² | +15 m² +15% | 2019 |
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| 17, Lee View939 m away | 86 m² | 101 m² | +15 m² +17% | 2019 |
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| 12, Ridgemount Gardens124 m away | 80 m² | 95 m² | +15 m² +19% | 2018 |
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| 112, Perry Mead664 m away | 82 m² | 97 m² | +15 m² +18% | 2016 |
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| 33b, Chase Side852 m away | 45 m² | 60 m² | +15 m² +33% | 2015 |
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| 1, Butterfield House, Bycullah Road537 m away | 65 m² | 80 m² | +15 m² +23% | 2014 |
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