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 RM7 9AS
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 |
|---|---|---|---|---|
| 1, Ivey Villas, 62, Brooklands Road881 m away | 98 m² | 195 m² | +97 m² +99% | 2022 |
| 60, Rush Green Road949 m away | 98 m² | 192 m² | +94 m² +96% | 2026 |
| 145, Sheringham Avenue487 m away | 73 m² | 156 m² | +83 m² +114% | 2014 |
| 34, Knightsbridge Gardens301 m away | 74 m² | 156 m² | +82 m² +111% | 2019 |
| 51, Mawney Road539 m away | 104 m² | 185 m² | +81 m² +78% | 2015 |
| 86, Mawney Road750 m away | 125 m² | 199 m² | +74 m² +59% | 2016 |
| 11, Kimberley Avenue763 m away | 79 m² | 146 m² | +67 m² +85% | 2023 |
| 30, Pretoria Road697 m away | 92 m² | 152 m² | +60 m² +65% | 2023 |
| 9, Alexandra Road795 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.
| 71 m² |
| 131 m² |
| +60 m² +85% |
| 2021 |
| 24, Norfolk Road432 m away | 86 m² | 145 m² | +59 m² +69% | 2020 |
|---|
| 2, Pettley Gardens390 m away | 51 m² | 109 m² | +58 m² +114% | 2022 |
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| 104, Como Street665 m away | 87 m² | 143 m² | +56 m² +64% | 2025 |
|---|
| 102, Marks Road482 m away | 92 m² | 148 m² | +56 m² +61% | 2024 |
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| 25, Linden Street695 m away | 163 m² | 217 m² | +54 m² +33% | 2025 |
|---|
| 78, Rush Green Road949 m away | 93 m² | 147 m² | +54 m² +58% | 2024 |
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| 45, Jubilee Avenue851 m away | 59 m² | 112 m² | +53 m² +90% | 2024 |
|---|
| 46, Oak Street923 m away | 102 m² | 155 m² | +53 m² +52% | 2024 |
|---|
| 1, Ainsley Avenue765 m away | 70 m² | 123 m² | +53 m² +76% | 2015 |
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| 118, London Road202 m away | 81 m² | 132 m² | +51 m² +63% | 2026 |
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| 10, Lonsdale Avenue724 m away | 84 m² | 135 m² | +51 m² +61% | 2018 |
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| 4, Lofthaus Apartments, 47a, Market Place836 m away | 75 m² | 125 m² | +50 m² +67% | 2026 |
|---|
| 114, North Street921 m away | 75 m² | 124 m² | +49 m² +65% | 2022 |
|---|
| 5, Jubilee Avenue663 m away | 68 m² | 117 m² | +49 m² +72% | 2013 |
|---|
| 24, Brentwood Road952 m away | 90 m² | 138 m² | +48 m² +53% | 2024 |
|---|
| 119, Rush Green Road999 m away | 97 m² | 144 m² | +47 m² +48% | 2020 |
|---|
| 11, Recreation Avenue471 m away | 73 m² | 119 m² | +46 m² +63% | 2023 |
|---|
| 59, Willow Street932 m away | 75 m² | 121 m² | +46 m² +61% | 2018 |
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| 7, Pretoria Road694 m away | 74 m² | 119 m² | +45 m² +61% | 2026 |
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| 16, Wolseley Road730 m away | 87 m² | 131 m² | +44 m² +51% | 2024 |
|---|
| 98, Crow Lane918 m away | 104 m² | 148 m² | +44 m² +42% | 2013 |
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| 38, Mawney Road554 m away | 126 m² | 169 m² | +43 m² +34% | 2023 |
|---|
| 137, Marks Road486 m away | 37 m² | 80 m² | +43 m² +116% | 2018 |
|---|
| 7, Lime Close976 m away | 83 m² | 124 m² | +41 m² +49% | 2024 |
|---|
| 279, South Street949 m away | 51 m² | 91 m² | +40 m² +78% | 2023 |
|---|
| 64, Cotleigh Road0 m away | 67 m² | 106 m² | +39 m² +58% | 2026 |
|---|
| 62, Sheringham Avenue487 m away | 78 m² | 117 m² | +39 m² +50% | 2024 |
|---|
| 27, Lessington Avenue603 m away | 97 m² | 136 m² | +39 m² +40% | 2014 |
|---|
| 40, Kensington Road367 m away | 87 m² | 124 m² | +37 m² +43% | 2021 |
|---|
| 99, Sheringham Avenue389 m away | 81 m² | 118 m² | +37 m² +46% | 2018 |
|---|
| 23, Brentwood Road914 m away | 86 m² | 123 m² | +37 m² +43% | 2017 |
|---|
| 9, Oak Street883 m away | 78 m² | 113 m² | +35 m² +45% | 2026 |
|---|
| 123, Oldchurch Road420 m away | 71 m² | 106 m² | +35 m² +49% | 2024 |
|---|
| 98, Marks Road482 m away | 94 m² | 129 m² | +35 m² +37% | 2017 |
|---|
| 6, Barkwood Close558 m away | 43 m² | 77 m² | +34 m² +79% | 2022 |
|---|
| 10, Maple Street909 m away | 113 m² | 147 m² | +34 m² +30% | 2022 |
|---|
| 115, Cedar Road963 m away | 102 m² | 136 m² | +34 m² +33% | 2020 |
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| Flat 36, Omega Court, 140, London Road315 m away | 54 m² | 88 m² | +34 m² +63% | 2013 |
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| 12, Norwood Avenue887 m away | 91 m² | 124 m² | +33 m² +36% | 2026 |
|---|
| 1, Astor Avenue778 m away | 83 m² | 116 m² | +33 m² +40% | 2025 |
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| 127, Mawney Road950 m away | 114 m² | 147 m² | +33 m² +29% | 2024 |
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| 100, London Road202 m away | 93 m² | 126 m² | +33 m² +35% | 2022 |
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| 15, Knighton Road294 m away | 76 m² | 109 m² | +33 m² +43% | 2015 |
|---|
| 10, Burlington Avenue851 m away | 99 m² | 132 m² | +33 m² +33% | 2013 |
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| 17a, Lessington Avenue603 m away | 94 m² | 126 m² | +32 m² +34% | 2025 |
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| 1, Kensington Road367 m away | 75 m² | 107 m² | +32 m² +43% | 2023 |
|---|
| 144, Mildmay Road779 m away | 96 m² | 128 m² | +32 m² +33% | 2023 |
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| 42, Eastbury Road206 m away | 66 m² | 98 m² | +32 m² +48% | 2022 |
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| 3, Lilliput Road599 m away | 82 m² | 112 m² | +30 m² +37% | 2023 |
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| 48, Oak Street923 m away | 108 m² | 138 m² | +30 m² +28% | 2022 |
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| 64, South Street592 m away | 52 m² | 82 m² | +30 m² +58% | 2020 |
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| 5, Pretoria Road694 m away | 87 m² | 116 m² | +29 m² +33% | 2022 |
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| 81, Pretoria Road843 m away | 146 m² | 175 m² | +29 m² +20% | 2021 |
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| 110, London Road202 m away | 79 m² | 108 m² | +29 m² +37% | 2020 |
|---|
| 52, Norwood Avenue887 m away | 90 m² | 119 m² | +29 m² +32% | 2019 |
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| 7, Derby Avenue775 m away | 85 m² | 114 m² | +29 m² +34% | 2013 |
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| 17, George Street958 m away | 58 m² | 87 m² | +29 m² +50% | 2011 |
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| 41, Verve Apartments, 5, Mercury Gardens897 m away | 32 m² | 60 m² | +28 m² +88% | 2026 |
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| 10, Beech Street853 m away | 77 m² | 105 m² | +28 m² +36% | 2024 |
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| 7, Birkbeck Road857 m away | 74 m² | 102 m² | +28 m² +38% | 2024 |
|---|
| 31, Malt House Place556 m away | 56 m² | 84 m² | +28 m² +50% | 2021 |
|---|
| 265, South Street811 m away | 58 m² | 86 m² | +28 m² +48% | 2019 |
|---|
| 30, Ainsley Avenue883 m away | 61 m² | 89 m² | +28 m² +46% | 2019 |
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| 66, Cedar Road996 m away | 80 m² | 108 m² | +28 m² +35% | 2016 |
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| 43, Mawney Road539 m away | 94 m² | 121 m² | +27 m² +29% | 2024 |
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| 24, Kingsmead Avenue749 m away | 95 m² | 122 m² | +27 m² +28% | 2023 |
|---|
| 71, Birkbeck Road857 m away | 115 m² | 142 m² | +27 m² +23% | 2020 |
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| 69a, London Road183 m away | 40 m² | 67 m² | +27 m² +68% | 2010 |
|---|
| 76, Crowlands Avenue924 m away | 89 m² | 115 m² | +26 m² +29% | 2024 |
|---|
| 173, Oldchurch Road420 m away | 83 m² | 108 m² | +25 m² +30% | 2022 |
|---|
| 74, Wolseley Road730 m away | 72 m² | 97 m² | +25 m² +35% | 2021 |
|---|
| 143a, Mawney Road950 m away | 35 m² | 60 m² | +25 m² +71% | 2021 |
|---|
| 32, Como Street741 m away | 107 m² | 132 m² | +25 m² +23% | 2019 |
|---|
| 20, Maxim Tower, Mercury Gardens986 m away | 39 m² | 64 m² | +25 m² +64% | 2015 |
|---|
| 23, Palm Road601 m away | 138 m² | 162 m² | +24 m² +17% | 2026 |
|---|
| 34, George Street943 m away | 68 m² | 92 m² | +24 m² +35% | 2025 |
|---|
| 43, Sheringham Avenue283 m away | 71 m² | 95 m² | +24 m² +34% | 2024 |
|---|
| 11, Vine Street797 m away | 79 m² | 103 m² | +24 m² +30% | 2024 |
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| 62, Burlington Avenue835 m away | 82 m² | 106 m² | +24 m² +29% | 2024 |
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| 5, Olive Street618 m away | 98 m² | 122 m² | +24 m² +24% | 2023 |
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| 38, Jubilee Avenue663 m away | 58 m² | 82 m² | +24 m² +41% | 2022 |
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| Flat 20, Southbury Court, South Street617 m away | 57 m² | 81 m² | +24 m² +42% | 2020 |
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| Flat 62, Nayland Court, Market Place892 m away | 68 m² | 92 m² | +24 m² +35% | 2018 |
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| 85, Mawney Road634 m away | 150 m² | 174 m² | +24 m² +16% | 2009 |
|---|
| 49, Brooklands Road881 m away | 77 m² | 100 m² | +23 m² +30% | 2026 |
|---|
| 66, Crow Lane918 m away | 128 m² | 151 m² | +23 m² +18% | 2026 |
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| 4, Aveley Road899 m away | 74 m² | 97 m² | +23 m² +31% | 2025 |
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| 29, Knighton Road294 m away | 77 m² | 100 m² | +23 m² +30% | 2022 |
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| 4, Gloucester Road725 m away | 82 m² | 105 m² | +23 m² +28% | 2019 |
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| 106, Mildmay Road779 m away | 81 m² | 103 m² | +22 m² +27% | 2025 |
|---|
| 214, London Road508 m away | 76 m² | 98 m² | +22 m² +29% | 2024 |
|---|
| Apartment 5, Rubicon Court, 21 - 23, North Street701 m away | 43 m² | 65 m² | +22 m² +51% | 2019 |
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| Scimitar House, 23, Eastern Road783 m away | 46 m² | 68 m² | +22 m² +48% | 2016 |
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| 24, Honiton Road88 m away | 69 m² | 90 m² | +21 m² +30% | 2023 |
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| 27, Richmond Road906 m away | 67 m² | 88 m² | +21 m² +31% | 2023 |
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| Flat 3, Graveney Court, Riverside Close989 m away | 53 m² | 74 m² | +21 m² +40% | 2023 |
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| 9, Beech Street853 m away | 111 m² | 132 m² | +21 m² +19% | 2022 |
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| Flat 9, The Maltings, South Street869 m away | 47 m² | 68 m² | +21 m² +45% | 2022 |
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| Flat 10, The Metro 50-56, Victoria Road804 m away | 56 m² | 77 m² | +21 m² +38% | 2019 |
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| 8, Malt House Place556 m away | 40 m² | 61 m² | +21 m² +53% | 2016 |
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| Flat 1, Jane Court, Victoria Road953 m away | 46 m² | 67 m² | +21 m² +46% | 2016 |
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| 27, Hornford Way969 m away | 96 m² | 117 m² | +21 m² +22% | 2015 |
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| 48, Dagenham Road737 m away | 119 m² | 139 m² | +20 m² +17% | 2025 |
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| 18, Richards Avenue470 m away | 72 m² | 92 m² | +20 m² +28% | 2024 |
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| 16, Paul Court, London Road770 m away | 65 m² | 85 m² | +20 m² +31% | 2024 |
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| 12, Richards Avenue470 m away | 70 m² | 90 m² | +20 m² +29% | 2023 |
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| 13, Pretoria Road694 m away | 105 m² | 125 m² | +20 m² +19% | 2022 |
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| Flat 34, Blade Court, 29, Oldchurch Road510 m away | 46 m² | 66 m² | +20 m² +43% | 2020 |
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| Flat 5, Jane Court, Victoria Road953 m away | 47 m² | 67 m² | +20 m² +43% | 2016 |
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| 69a, Mildmay Road774 m away | 67 m² | 87 m² | +20 m² +30% | 2014 |
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| 27, Maxim Tower, Mercury Gardens986 m away | 40 m² | 60 m² | +20 m² +50% | 2011 |
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| 18, Grosvenor Road757 m away | 73 m² | 93 m² | +20 m² +27% | 2010 |
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| 62, Jubilee Avenue851 m away | 104 m² | 123 m² | +19 m² +18% | 2026 |
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| 45, Norwood Avenue906 m away | 76 m² | 95 m² | +19 m² +25% | 2026 |
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| 14, Beech Street853 m away | 77 m² | 96 m² | +19 m² +25% | 2024 |
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| Flat 38, Pulse Court, Maxwell Road338 m away | 65 m² | 84 m² | +19 m² +29% | 2023 |
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| 2, Lonsdale Avenue724 m away | 85 m² | 104 m² | +19 m² +22% | 2022 |
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| 22, Knightsbridge Gardens301 m away | 76 m² | 95 m² | +19 m² +25% | 2021 |
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| Flat 71, Omega Court, 140, London Road315 m away | 90 m² | 109 m² | +19 m² +21% | 2021 |
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| 50, Recreation Avenue471 m away | 58 m² | 77 m² | +19 m² +33% | 2020 |
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| 150, Marks Road570 m away | 68 m² | 87 m² | +19 m² +28% | 2020 |
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| 7, Yew Tree Gardens384 m away | 89 m² | 108 m² | +19 m² +21% | 2019 |
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| 8, Alexandra Road795 m away | 90 m² | 109 m² | +19 m² +21% | 2017 |
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| Flat 5, Gibson Court, Regarth Avenue604 m away | 37 m² | 56 m² | +19 m² +51% | 2013 |
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| 192a, London Road508 m away | 54 m² | 73 m² | +19 m² +35% | 2012 |
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| 25, Eastbury Road206 m away | 58 m² | 76 m² | +18 m² +31% | 2025 |
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| 96, Como Street665 m away | 103 m² | 121 m² | +18 m² +17% | 2025 |
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| Flat 11, Magnolia Court, 31, Mawney Road539 m away | 66 m² | 84 m² | +18 m² +27% | 2023 |
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| 265, Rush Green Road993 m away | 103 m² | 121 m² | +18 m² +17% | 2021 |
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| 32, Malt House Place556 m away | 41 m² | 59 m² | +18 m² +44% | 2020 |
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| Flat 11, Fernleigh Court, 95, Mawney Road723 m away | 38 m² | 56 m² | +18 m² +47% | 2016 |
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| Flat 20, Calder Court, Riverside Close995 m away | 44 m² | 62 m² | +18 m² +41% | 2009 |
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| 12, Medora Road887 m away | 109 m² | 126 m² | +17 m² +16% | 2026 |
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| Flat 7, Amber Court, High Street585 m away | 41 m² | 58 m² | +17 m² +41% | 2025 |
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| 70, Mildmay Road590 m away | 81 m² | 98 m² | +17 m² +21% | 2023 |
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| 171, Oldchurch Road420 m away | 75 m² | 92 m² | +17 m² +23% | 2022 |
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| 20, Malt House Place556 m away | 41 m² | 58 m² | +17 m² +41% | 2020 |
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| Flat 7, Jane Court, Victoria Road953 m away | 59 m² | 76 m² | +17 m² +29% | 2016 |
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| 53, Mawney Road539 m away | 102 m² | 119 m² | +17 m² +17% | 2012 |
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| 22, Angel Way582 m away | 61 m² | 78 m² | +17 m² +28% | 2011 |
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| 49, Jubilee Avenue851 m away | 65 m² | 82 m² | +17 m² +26% | 2011 |
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| Flat 9, Portman House, 16 - 20, Victoria Road729 m away | 45 m² | 61 m² | +16 m² +36% | 2026 |
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| 17, Medora Road887 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
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| Flat 74, Omega Court, 140, London Road315 m away | 97 m² | 113 m² | +16 m² +16% | 2023 |
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| Flat 8, Magnolia Court, 31, Mawney Road539 m away | 66 m² | 82 m² | +16 m² +24% | 2023 |
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| 23, Crow Lane724 m away | 72 m² | 88 m² | +16 m² +22% | 2023 |
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| 62, Grosvenor Road757 m away | 56 m² | 72 m² | +16 m² +29% | 2021 |
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| 35, Medora Road887 m away | 83 m² | 99 m² | +16 m² +19% | 2020 |
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| 43, Lessington Avenue686 m away | 88 m² | 104 m² | +16 m² +18% | 2014 |
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| 22, Paul Court, London Road770 m away | 48 m² | 64 m² | +16 m² +33% | 2014 |
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| 25, Malt House Place556 m away | 41 m² | 57 m² | +16 m² +39% | 2012 |
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| Flat 22, Oak House, Cottons Approach353 m away | 48 m² | 64 m² | +16 m² +33% | 2011 |
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| 18, Recreation Avenue471 m away | 70 m² | 85 m² | +15 m² +21% | 2025 |
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| 41, Crowlands Avenue886 m away | 83 m² | 98 m² | +15 m² +18% | 2025 |
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| 37, Maxim Tower, Mercury Gardens986 m away | 47 m² | 62 m² | +15 m² +32% | 2025 |
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| 24, Cotleigh Road88 m away | 90 m² | 105 m² | +15 m² +17% | 2024 |
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| 27, Knighton Road294 m away | 61 m² | 76 m² | +15 m² +25% | 2024 |
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| 12, Birkbeck Road831 m away | 73 m² | 88 m² | +15 m² +21% | 2024 |
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| Flat 5, Magnolia Court, 31, Mawney Road539 m away | 66 m² | 81 m² | +15 m² +23% | 2023 |
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| Flat 2, Magnolia Court, 31, Mawney Road539 m away | 66 m² | 81 m² | +15 m² +23% | 2023 |
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| 26, Brooklands Road773 m away | 94 m² | 109 m² | +15 m² +16% | 2022 |
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| 88, Crowlands Avenue924 m away | 88 m² | 103 m² | +15 m² +17% | 2022 |
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| 39, Station Parade663 m away | 49 m² | 64 m² | +15 m² +31% | 2020 |
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| 52, Marks Road482 m away | 73 m² | 88 m² | +15 m² +21% | 2019 |
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| Flat 1, The Gatehouse, High Street535 m away | 47 m² | 62 m² | +15 m² +32% | 2019 |
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| 187a, London Road431 m away | 52 m² | 67 m² | +15 m² +29% | 2015 |
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| Apartment 3, Rubicon Court, 21 - 23, North Street701 m away | 42 m² | 57 m² | +15 m² +36% | 2015 |
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| 28, Oldchurch Gardens521 m away | 41 m² | 56 m² | +15 m² +37% | 2013 |
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| 135, Drummond Road967 m away | 99 m² | 114 m² | +15 m² +15% | 2013 |
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| 29, Mildmay Road555 m away | 95 m² | 110 m² | +15 m² +16% | 2010 |
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