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 RM1 2BX
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 |
|---|---|---|---|---|
| 11, Rom Crescent850 m away | 96 m² | 213 m² | +117 m² +122% | 2022 |
| 16, Park Lane572 m away | 92 m² | 194 m² | +102 m² +111% | 2025 |
| 60, Rush Green Road919 m away | 98 m² | 192 m² | +94 m² +96% | 2026 |
| 34, Knightsbridge Gardens668 m away | 74 m² | 156 m² | +82 m² +111% | 2019 |
| 51, Mawney Road889 m away | 104 m² | 185 m² | +81 m² +78% | 2015 |
| 14, Lodge Avenue969 m away | 95 m² | 161 m² | +66 m² +69% | 2024 |
| 58, Carlton Road779 m away | 86 m² | 150 m² | +64 m² +74% | 2025 |
| 49, Malvern Road774 m away | 76 m² | 139 m² | +63 m² +83% | 2019 |
| 84, Craigdale Road551 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.
| 69 m² |
| 131 m² |
| +62 m² +90% |
| 2020 |
| 36a, Lodge Avenue969 m away | 92 m² | 153 m² | +61 m² +66% | 2013 |
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| 9, Alexandra Road141 m away | 71 m² | 131 m² | +60 m² +85% | 2021 |
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| 6, Erroll Road949 m away | 104 m² | 163 m² | +59 m² +57% | 2026 |
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| 2, Pettley Gardens709 m away | 51 m² | 109 m² | +58 m² +114% | 2022 |
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| 104, Como Street978 m away | 87 m² | 143 m² | +56 m² +64% | 2025 |
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| 102, Marks Road999 m away | 92 m² | 148 m² | +56 m² +61% | 2024 |
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| 1, Mellowes Road903 m away | 88 m² | 144 m² | +56 m² +64% | 2020 |
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| 45, Melton Gardens685 m away | 83 m² | 138 m² | +55 m² +66% | 2026 |
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| 25, Linden Street834 m away | 163 m² | 217 m² | +54 m² +33% | 2025 |
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| 78, Rush Green Road919 m away | 93 m² | 147 m² | +54 m² +58% | 2024 |
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| 118, London Road811 m away | 81 m² | 132 m² | +51 m² +63% | 2026 |
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| 48, Claremont Road679 m away | 69 m² | 120 m² | +51 m² +74% | 2025 |
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| 28, Lodge Avenue969 m away | 97 m² | 148 m² | +51 m² +53% | 2018 |
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| 22, Dymoke Road500 m away | 78 m² | 128 m² | +50 m² +64% | 2026 |
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| 4, Lofthaus Apartments, 47a, Market Place672 m away | 75 m² | 125 m² | +50 m² +67% | 2026 |
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| 114, North Street998 m away | 75 m² | 124 m² | +49 m² +65% | 2022 |
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| 24, Brentwood Road396 m away | 90 m² | 138 m² | +48 m² +53% | 2024 |
|---|
| 25, Manor Road840 m away | 157 m² | 204 m² | +47 m² +30% | 2021 |
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| 119, Rush Green Road958 m away | 97 m² | 144 m² | +47 m² +48% | 2020 |
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| 17, Clydesdale Road762 m away | 36 m² | 82 m² | +46 m² +128% | 2018 |
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| 1, Kings Road669 m away | 73 m² | 118 m² | +45 m² +62% | 2025 |
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| 49, Junction Road616 m away | 205 m² | 250 m² | +45 m² +22% | 2010 |
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| 24, Craigdale Road551 m away | 108 m² | 152 m² | +44 m² +41% | 2024 |
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| 38, Mawney Road822 m away | 126 m² | 169 m² | +43 m² +34% | 2023 |
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| 24, Lodge Avenue969 m away | 99 m² | 142 m² | +43 m² +43% | 2022 |
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| 97, Craigdale Road739 m away | 63 m² | 104 m² | +41 m² +65% | 2023 |
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| 19, Heath Park Road988 m away | 144 m² | 184 m² | +40 m² +28% | 2024 |
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| 279, South Street495 m away | 51 m² | 91 m² | +40 m² +78% | 2023 |
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| 39, Rush Green Road935 m away | 82 m² | 122 m² | +40 m² +49% | 2020 |
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| 64, Cotleigh Road663 m away | 67 m² | 106 m² | +39 m² +58% | 2026 |
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| 12, Erroll Road949 m away | 86 m² | 125 m² | +39 m² +45% | 2024 |
|---|
| 7, Claremont Road668 m away | 41 m² | 80 m² | +39 m² +95% | 2022 |
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| 23, Rossall Close989 m away | 115 m² | 153 m² | +38 m² +33% | 2022 |
|---|
| 23, Brentwood Road355 m away | 86 m² | 123 m² | +37 m² +43% | 2017 |
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| 111, George Street382 m away | 80 m² | 116 m² | +36 m² +45% | 2024 |
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| 4, Clifton Road740 m away | 79 m² | 115 m² | +36 m² +46% | 2023 |
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| 5, Heath Park Road988 m away | 101 m² | 137 m² | +36 m² +36% | 2021 |
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| 26, Mellowes Road903 m away | 88 m² | 124 m² | +36 m² +41% | 2019 |
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| 42, Rush Green Road893 m away | 76 m² | 112 m² | +36 m² +47% | 2018 |
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| 4, Melton Gardens685 m away | 92 m² | 128 m² | +36 m² +39% | 2014 |
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| 7, Allandale Road717 m away | 67 m² | 102 m² | +35 m² +52% | 2026 |
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| 123, Oldchurch Road640 m away | 71 m² | 106 m² | +35 m² +49% | 2024 |
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| 15, Dickens Way974 m away | 198 m² | 233 m² | +35 m² +18% | 2022 |
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| 98, Marks Road999 m away | 94 m² | 129 m² | +35 m² +37% | 2017 |
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| 35a, Lodge Avenue833 m away | 70 m² | 104 m² | +34 m² +49% | 2026 |
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| Flat 36, Omega Court, 140, London Road942 m away | 54 m² | 88 m² | +34 m² +63% | 2013 |
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| 12, Norwood Avenue813 m away | 91 m² | 124 m² | +33 m² +36% | 2026 |
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| 210, Brentwood Road984 m away | 82 m² | 115 m² | +33 m² +40% | 2024 |
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| 100, London Road811 m away | 93 m² | 126 m² | +33 m² +35% | 2022 |
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| 15, Knighton Road957 m away | 76 m² | 109 m² | +33 m² +43% | 2015 |
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| 42, Eastbury Road869 m away | 66 m² | 98 m² | +32 m² +48% | 2022 |
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| 24, Park Crescent845 m away | 102 m² | 133 m² | +31 m² +30% | 2025 |
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| 20, Erroll Road949 m away | 137 m² | 168 m² | +31 m² +23% | 2021 |
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| 3, Lilliput Road901 m away | 82 m² | 112 m² | +30 m² +37% | 2023 |
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| 61, Clifton Road712 m away | 47 m² | 77 m² | +30 m² +64% | 2021 |
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| 11, Junction Road794 m away | 21 m² | 51 m² | +30 m² +143% | 2021 |
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| 64, South Street377 m away | 52 m² | 82 m² | +30 m² +58% | 2020 |
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| 25a, Globe Road791 m away | 70 m² | 99 m² | +29 m² +41% | 2025 |
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| 157, Index Apartments, Mercury Gardens690 m away | 70 m² | 99 m² | +29 m² +41% | 2022 |
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| 110, London Road811 m away | 79 m² | 108 m² | +29 m² +37% | 2020 |
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| 52, Norwood Avenue813 m away | 90 m² | 119 m² | +29 m² +32% | 2019 |
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| 17, George Street296 m away | 58 m² | 87 m² | +29 m² +50% | 2011 |
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| 41, Verve Apartments, 5, Mercury Gardens425 m away | 32 m² | 60 m² | +28 m² +88% | 2026 |
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| 31, Malt House Place488 m away | 56 m² | 84 m² | +28 m² +50% | 2021 |
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| 265, South Street326 m away | 58 m² | 86 m² | +28 m² +48% | 2019 |
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| 218, Victoria Road647 m away | 54 m² | 82 m² | +28 m² +52% | 2015 |
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| 43, Mawney Road889 m away | 94 m² | 121 m² | +27 m² +29% | 2024 |
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| 24, Kingsmead Avenue103 m away | 95 m² | 122 m² | +27 m² +28% | 2023 |
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| 25, Hillcrest Road935 m away | 99 m² | 126 m² | +27 m² +27% | 2020 |
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| 69a, London Road616 m away | 40 m² | 67 m² | +27 m² +68% | 2010 |
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| Carlisle House, 198, Victoria Road499 m away | 38 m² | 64 m² | +26 m² +68% | 2026 |
|---|
| 126, George Street382 m away | 105 m² | 131 m² | +26 m² +25% | 2022 |
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| 173, Oldchurch Road640 m away | 83 m² | 108 m² | +25 m² +30% | 2022 |
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| 50, Princes Road773 m away | 156 m² | 181 m² | +25 m² +16% | 2020 |
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| 32, Como Street951 m away | 107 m² | 132 m² | +25 m² +23% | 2019 |
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| 20, Maxim Tower, Mercury Gardens657 m away | 39 m² | 64 m² | +25 m² +64% | 2015 |
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| 57a, Brentwood Road390 m away | 42 m² | 66 m² | +24 m² +57% | 2026 |
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| 34, George Street281 m away | 68 m² | 92 m² | +24 m² +35% | 2025 |
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| 4, Claremont Road679 m away | 87 m² | 111 m² | +24 m² +28% | 2024 |
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| 43, Sheringham Avenue926 m away | 71 m² | 95 m² | +24 m² +34% | 2024 |
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| 5, Olive Street846 m away | 98 m² | 122 m² | +24 m² +24% | 2023 |
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| 4a, Carlton Road644 m away | 40 m² | 64 m² | +24 m² +60% | 2021 |
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| Flat 20, Southbury Court, South Street59 m away | 57 m² | 81 m² | +24 m² +42% | 2020 |
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| Flat 62, Nayland Court, Market Place697 m away | 68 m² | 92 m² | +24 m² +35% | 2018 |
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| 92, Eastern Road451 m away | 29 m² | 53 m² | +24 m² +83% | 2017 |
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| 4, Aveley Road940 m away | 74 m² | 97 m² | +23 m² +31% | 2025 |
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| 61, Clydesdale Road800 m away | 92 m² | 115 m² | +23 m² +25% | 2023 |
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| 9, Allandale Road717 m away | 68 m² | 91 m² | +23 m² +34% | 2022 |
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| 29, Knighton Road957 m away | 77 m² | 100 m² | +23 m² +30% | 2022 |
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| 4, Gloucester Road139 m away | 82 m² | 105 m² | +23 m² +28% | 2019 |
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| 64, Exon Apartments, Mercury Gardens692 m away | 54 m² | 76 m² | +22 m² +41% | 2024 |
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| 55, Clydesdale Road800 m away | 72 m² | 94 m² | +22 m² +31% | 2022 |
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| Apartment 5, Rubicon Court, 21 - 23, North Street685 m away | 43 m² | 65 m² | +22 m² +51% | 2019 |
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| 18, Mellowes Road903 m away | 88 m² | 110 m² | +22 m² +25% | 2018 |
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| Scimitar House, 23, Eastern Road260 m away | 46 m² | 68 m² | +22 m² +48% | 2016 |
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| 7, Lodge Avenue833 m away | 85 m² | 107 m² | +22 m² +26% | 2012 |
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| 83a, Brentwood Road457 m away | 35 m² | 56 m² | +21 m² +60% | 2024 |
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| 27, Richmond Road274 m away | 67 m² | 88 m² | +21 m² +31% | 2023 |
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| 24, Honiton Road744 m away | 69 m² | 90 m² | +21 m² +30% | 2023 |
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| Flat 9, The Maltings, South Street445 m away | 47 m² | 68 m² | +21 m² +45% | 2022 |
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| Flat 1, Hill Court, Main Road969 m away | 60 m² | 81 m² | +21 m² +35% | 2020 |
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| Flat 10, The Metro 50-56, Victoria Road154 m away | 56 m² | 77 m² | +21 m² +38% | 2019 |
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| Flat 1, Jane Court, Victoria Road323 m away | 46 m² | 67 m² | +21 m² +46% | 2016 |
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| 8, Malt House Place488 m away | 40 m² | 61 m² | +21 m² +53% | 2016 |
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| 27, Hornford Way786 m away | 96 m² | 117 m² | +21 m² +22% | 2015 |
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| 36, Princes Road720 m away | 79 m² | 99 m² | +20 m² +25% | 2025 |
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| 48, Dagenham Road951 m away | 119 m² | 139 m² | +20 m² +17% | 2025 |
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| Flat 6, Chartwell Place, Junction Road815 m away | 65 m² | 85 m² | +20 m² +31% | 2022 |
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| 52, Princes Road773 m away | 120 m² | 140 m² | +20 m² +17% | 2021 |
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| Flat 34, Blade Court, 29, Oldchurch Road416 m away | 46 m² | 66 m² | +20 m² +43% | 2020 |
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| 61, Glenwood Drive1000 m away | 89 m² | 109 m² | +20 m² +22% | 2019 |
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| Flat 5, Jane Court, Victoria Road323 m away | 47 m² | 67 m² | +20 m² +43% | 2016 |
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| 12, Heath Park Road988 m away | 82 m² | 102 m² | +20 m² +24% | 2012 |
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| 27, Maxim Tower, Mercury Gardens657 m away | 40 m² | 60 m² | +20 m² +50% | 2011 |
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| 45, Norwood Avenue848 m away | 76 m² | 95 m² | +19 m² +25% | 2026 |
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| Flat 38, Pulse Court, Maxwell Road405 m away | 65 m² | 84 m² | +19 m² +29% | 2023 |
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| 18, Shaftesbury Road462 m away | 79 m² | 98 m² | +19 m² +24% | 2023 |
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| 16, Craigdale Road551 m away | 101 m² | 120 m² | +19 m² +19% | 2023 |
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| 22, Knightsbridge Gardens668 m away | 76 m² | 95 m² | +19 m² +25% | 2021 |
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| 76, Malvern Road798 m away | 81 m² | 100 m² | +19 m² +23% | 2021 |
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| Flat 71, Omega Court, 140, London Road942 m away | 90 m² | 109 m² | +19 m² +21% | 2021 |
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| 7, Yew Tree Gardens657 m away | 89 m² | 108 m² | +19 m² +21% | 2019 |
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| 8, Alexandra Road141 m away | 90 m² | 109 m² | +19 m² +21% | 2017 |
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| 48, Clydesdale Road762 m away | 105 m² | 124 m² | +19 m² +18% | 2016 |
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| Flat 5, Gibson Court, Regarth Avenue111 m away | 37 m² | 56 m² | +19 m² +51% | 2013 |
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| 25, Eastbury Road869 m away | 58 m² | 76 m² | +18 m² +31% | 2025 |
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| 96, Como Street978 m away | 103 m² | 121 m² | +18 m² +17% | 2025 |
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| 63, Clydesdale Road800 m away | 73 m² | 91 m² | +18 m² +25% | 2024 |
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| Flat 8, Chartwell Place, Junction Road815 m away | 47 m² | 65 m² | +18 m² +38% | 2024 |
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| 71, Manor Road876 m away | 89 m² | 107 m² | +18 m² +20% | 2024 |
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| Flat 11, Magnolia Court, 31, Mawney Road889 m away | 66 m² | 84 m² | +18 m² +27% | 2023 |
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| 43, Hillcrest Road935 m away | 93 m² | 111 m² | +18 m² +19% | 2023 |
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| 11, Kingston Road808 m away | 55 m² | 73 m² | +18 m² +33% | 2022 |
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| 46, Craigdale Road551 m away | 86 m² | 104 m² | +18 m² +21% | 2021 |
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| 32, Malt House Place488 m away | 41 m² | 59 m² | +18 m² +44% | 2020 |
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| 35, Melton Gardens685 m away | 102 m² | 120 m² | +18 m² +18% | 2020 |
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| Flat 7, Amber Court, High Street518 m away | 41 m² | 58 m² | +17 m² +41% | 2025 |
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| 37, Rush Green Road935 m away | 86 m² | 103 m² | +17 m² +20% | 2025 |
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| 35, Craigdale Road571 m away | 73 m² | 90 m² | +17 m² +23% | 2024 |
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| 171, Oldchurch Road640 m away | 75 m² | 92 m² | +17 m² +23% | 2022 |
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| 66, Exon Apartments, Mercury Gardens692 m away | 32 m² | 49 m² | +17 m² +53% | 2021 |
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| 11, Rossall Close989 m away | 54 m² | 71 m² | +17 m² +31% | 2021 |
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| 20, Malt House Place488 m away | 41 m² | 58 m² | +17 m² +41% | 2020 |
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| Flat 7, Jane Court, Victoria Road323 m away | 59 m² | 76 m² | +17 m² +29% | 2016 |
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| 8, Lodge Avenue969 m away | 89 m² | 106 m² | +17 m² +19% | 2014 |
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| 103, Douglas Road742 m away | 68 m² | 85 m² | +17 m² +25% | 2013 |
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| 53, Mawney Road889 m away | 102 m² | 119 m² | +17 m² +17% | 2012 |
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| 52, Douglas Road598 m away | 75 m² | 92 m² | +17 m² +23% | 2011 |
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| 22, Angel Way603 m away | 61 m² | 78 m² | +17 m² +28% | 2011 |
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| Flat 9, Portman House, 16 - 20, Victoria Road73 m away | 45 m² | 61 m² | +16 m² +36% | 2026 |
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| 29, Mellowes Road903 m away | 84 m² | 100 m² | +16 m² +19% | 2026 |
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| 10, Princes Road720 m away | 93 m² | 109 m² | +16 m² +17% | 2024 |
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| Flat 8, Magnolia Court, 31, Mawney Road889 m away | 66 m² | 82 m² | +16 m² +24% | 2023 |
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| Flat 74, Omega Court, 140, London Road942 m away | 97 m² | 113 m² | +16 m² +16% | 2023 |
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| 58, Rushdon Close958 m away | 32 m² | 48 m² | +16 m² +50% | 2017 |
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| 3, Albert Mews393 m away | 31 m² | 47 m² | +16 m² +52% | 2016 |
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| Flat 1, Hale House, Benjamin Close894 m away | 47 m² | 63 m² | +16 m² +34% | 2013 |
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| 25, Malt House Place488 m away | 41 m² | 57 m² | +16 m² +39% | 2012 |
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| Flat 22, Oak House, Cottons Approach773 m away | 48 m² | 64 m² | +16 m² +33% | 2011 |
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| 37, Maxim Tower, Mercury Gardens657 m away | 47 m² | 62 m² | +15 m² +32% | 2025 |
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| 48, Clifton Road740 m away | 93 m² | 108 m² | +15 m² +16% | 2025 |
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| 24, Cotleigh Road659 m away | 90 m² | 105 m² | +15 m² +17% | 2024 |
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| 10, Ives Gardens729 m away | 96 m² | 111 m² | +15 m² +16% | 2024 |
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| 27, Knighton Road957 m away | 61 m² | 76 m² | +15 m² +25% | 2024 |
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| Flat 5, Magnolia Court, 31, Mawney Road889 m away | 66 m² | 81 m² | +15 m² +23% | 2023 |
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| Flat 2, Magnolia Court, 31, Mawney Road889 m away | 66 m² | 81 m² | +15 m² +23% | 2023 |
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| 43, Malvern Road774 m away | 65 m² | 80 m² | +15 m² +23% | 2022 |
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| 71, Frazer Close715 m away | 32 m² | 47 m² | +15 m² +47% | 2021 |
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| 39, Station Parade0 m away | 49 m² | 64 m² | +15 m² +31% | 2020 |
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| Flat 1, The Gatehouse, High Street550 m away | 47 m² | 62 m² | +15 m² +32% | 2019 |
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| 52, Marks Road999 m away | 73 m² | 88 m² | +15 m² +21% | 2019 |
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| 29 - 31, Malvern Road774 m away | 43 m² | 58 m² | +15 m² +35% | 2018 |
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| 16, Carlisle Road617 m away | 94 m² | 109 m² | +15 m² +16% | 2016 |
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| Apartment 3, Rubicon Court, 21 - 23, North Street685 m away | 42 m² | 57 m² | +15 m² +36% | 2015 |
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| 28, Oldchurch Gardens797 m away | 41 m² | 56 m² | +15 m² +37% | 2013 |
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