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 CR0 2PF
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 |
|---|---|---|---|---|
| 60, Oakfield Road884 m away | 120 m² | 236 m² | +116 m² +97% | 2026 |
| 26, Hathaway Road662 m away | 94 m² | 196 m² | +102 m² +109% | 2024 |
| 14, Dovercourt Avenue922 m away | 112 m² | 208 m² | +96 m² +86% | 2022 |
| 182, Bensham Lane239 m away | 90 m² | 181 m² | +91 m² +101% | 2023 |
| 214, Whitehorse Road828 m away | 97 m² | 180 m² | +83 m² +86% | 2025 |
| 11, Farquharson Road829 m away | 125 m² | 203 m² | +78 m² +62% | 2017 |
| 129, Bensham Lane219 m away | 82 m² | 155 m² | +73 m² +89% | 2016 |
| 12, St James'S Park645 m away | 118 m² | 190 m² | +72 m² +61% | 2026 |
| 52, Keston Road771 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.
| 78 m² |
| 146 m² |
| +68 m² +87% |
| 2025 |
| 61, St Saviours Road220 m away | 99 m² | 167 m² | +68 m² +69% | 2024 |
|---|
| 1, Geneva Road789 m away | 93 m² | 160 m² | +67 m² +72% | 2025 |
|---|
| 17, Smock Walk523 m away | 47 m² | 113 m² | +66 m² +140% | 2025 |
|---|
| 27, Pemdevon Road607 m away | 90 m² | 155 m² | +65 m² +72% | 2026 |
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| 36, Silverleigh Road914 m away | 84 m² | 148 m² | +64 m² +76% | 2026 |
|---|
| 174, Bensham Lane239 m away | 117 m² | 180 m² | +63 m² +54% | 2022 |
|---|
| 25, Canterbury Road537 m away | 181 m² | 244 m² | +63 m² +35% | 2019 |
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| 37a, Kidderminster Road747 m away | 73 m² | 135 m² | +62 m² +85% | 2023 |
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| 27, Norman Road528 m away | 77 m² | 138 m² | +61 m² +79% | 2022 |
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| 6, Kingswood Avenue489 m away | 96 m² | 157 m² | +61 m² +64% | 2020 |
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| 17, Beverstone Road877 m away | 81 m² | 141 m² | +60 m² +74% | 2022 |
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| 12, Haslemere Road703 m away | 51 m² | 111 m² | +60 m² +118% | 2011 |
|---|
| 79, Pemdevon Road789 m away | 84 m² | 142 m² | +58 m² +69% | 2024 |
|---|
| 23, Lodge Road448 m away | 103 m² | 161 m² | +58 m² +56% | 2023 |
|---|
| Elizabeth House, 97, St James'S Road712 m away | 332 m² | 390 m² | +58 m² +17% | 2019 |
|---|
| 26a, Lodge Road438 m away | 64 m² | 121 m² | +57 m² +89% | 2025 |
|---|
| 4, Clarence Road948 m away | 113 m² | 170 m² | +57 m² +50% | 2022 |
|---|
| 80, Harcourt Road780 m away | 76 m² | 132 m² | +56 m² +74% | 2026 |
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| 23, Pemdevon Road607 m away | 78 m² | 133 m² | +55 m² +71% | 2022 |
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| 24, Kidderminster Road773 m away | 181 m² | 236 m² | +55 m² +30% | 2020 |
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| 52, Limpsfield Avenue980 m away | 84 m² | 138 m² | +54 m² +64% | 2026 |
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| 84, Frant Road303 m away | 76 m² | 130 m² | +54 m² +71% | 2023 |
|---|
| 31, Canterbury Road537 m away | 122 m² | 175 m² | +53 m² +43% | 2024 |
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| 304, Brigstock Road757 m away | 120 m² | 173 m² | +53 m² +44% | 2023 |
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| 43, Lakehall Road499 m away | 70 m² | 123 m² | +53 m² +76% | 2015 |
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| 10, Kynaston Crescent750 m away | 77 m² | 129 m² | +52 m² +68% | 2024 |
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| 7, Earlswood Avenue563 m away | 78 m² | 130 m² | +52 m² +67% | 2015 |
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| 85, Greenside Road675 m away | 102 m² | 154 m² | +52 m² +51% | 2015 |
|---|
| 166, Frant Road605 m away | 90 m² | 140 m² | +50 m² +56% | 2025 |
|---|
| 20, Silverleigh Road914 m away | 89 m² | 139 m² | +50 m² +56% | 2025 |
|---|
| 48, Nova Road721 m away | 114 m² | 164 m² | +50 m² +44% | 2023 |
|---|
| 2, Dunheved Road West577 m away | 145 m² | 195 m² | +50 m² +34% | 2018 |
|---|
| 14, Curzon Road826 m away | 74 m² | 123 m² | +49 m² +66% | 2024 |
|---|
| 25, Frant Road163 m away | 106 m² | 155 m² | +49 m² +46% | 2022 |
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| 113, St Saviours Road220 m away | 108 m² | 157 m² | +49 m² +45% | 2021 |
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| 5, Amersham Road679 m away | 69 m² | 117 m² | +48 m² +70% | 2026 |
|---|
| Flat 88, City House, 420, London Road382 m away | 45 m² | 93 m² | +48 m² +107% | 2025 |
|---|
| 27, Kidderminster Road747 m away | 152 m² | 200 m² | +48 m² +32% | 2010 |
|---|
| Flat 18, Innerd Court, 1, Clarke Close370 m away | 67 m² | 115 m² | +48 m² +72% | 2008 |
|---|
| 9, Sandringham Road776 m away | 92 m² | 139 m² | +47 m² +51% | 2023 |
|---|
| 86, Bensham Lane94 m away | 61 m² | 108 m² | +47 m² +77% | 2021 |
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| 60, St James'S Road588 m away | 79 m² | 125 m² | +46 m² +58% | 2025 |
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| 85, Harcourt Road776 m away | 77 m² | 123 m² | +46 m² +60% | 2024 |
|---|
| 73, Broughton Road802 m away | 80 m² | 126 m² | +46 m² +57% | 2024 |
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| 34, Woodcroft Road166 m away | 57 m² | 103 m² | +46 m² +81% | 2023 |
|---|
| 124, Colliers Water Lane810 m away | 48 m² | 94 m² | +46 m² +96% | 2012 |
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| 54, St. James Court, St James'S Road531 m away | 69 m² | 115 m² | +46 m² +67% | 2010 |
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| 324, Brigstock Road731 m away | 97 m² | 142 m² | +45 m² +46% | 2016 |
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| 5, Kemp Gardens308 m away | 75 m² | 119 m² | +44 m² +59% | 2026 |
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| 19, Chipstead Avenue942 m away | 110 m² | 154 m² | +44 m² +40% | 2022 |
|---|
| 176, Bensham Lane239 m away | 82 m² | 126 m² | +44 m² +54% | 2021 |
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| Flat 38, 390, London Road422 m away | 123 m² | 167 m² | +44 m² +36% | 2021 |
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| 9, Earlswood Avenue563 m away | 79 m² | 123 m² | +44 m² +56% | 2021 |
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| 91, Kimberley Road387 m away | 69 m² | 113 m² | +44 m² +64% | 2019 |
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| 89, St Saviours Road220 m away | 99 m² | 142 m² | +43 m² +43% | 2025 |
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| 32, Thornhill Road715 m away | 88 m² | 131 m² | +43 m² +49% | 2025 |
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| 675b, London Road612 m away | 54 m² | 97 m² | +43 m² +80% | 2024 |
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| 38, Woodcroft Road166 m away | 103 m² | 146 m² | +43 m² +42% | 2023 |
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| 87, Kynaston Avenue587 m away | 60 m² | 103 m² | +43 m² +72% | 2022 |
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| 12, Pitt Road689 m away | 72 m² | 115 m² | +43 m² +60% | 2021 |
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| 227, Whitehorse Road828 m away | 55 m² | 98 m² | +43 m² +78% | 2017 |
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| 173, Brigstock Road693 m away | 197 m² | 239 m² | +42 m² +21% | 2026 |
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| 25, Broad Green Avenue307 m away | 38 m² | 80 m² | +42 m² +111% | 2025 |
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| 46, Beverstone Road958 m away | 78 m² | 120 m² | +42 m² +54% | 2023 |
|---|
| 135, Whitehorse Road768 m away | 66 m² | 108 m² | +42 m² +64% | 2019 |
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| 16, Donald Road867 m away | 96 m² | 138 m² | +42 m² +44% | 2019 |
|---|
| 8, Kidderminster Road773 m away | 57 m² | 99 m² | +42 m² +74% | 2017 |
|---|
| 25, Chatfield Road862 m away | 133 m² | 174 m² | +41 m² +31% | 2025 |
|---|
| 82, Pemdevon Road758 m away | 81 m² | 122 m² | +41 m² +51% | 2020 |
|---|
| 54, Woodcroft Road166 m away | 77 m² | 118 m² | +41 m² +53% | 2019 |
|---|
| 98, Windmill Road638 m away | 63 m² | 103 m² | +40 m² +63% | 2026 |
|---|
| 13, Meadow View Road439 m away | 84 m² | 124 m² | +40 m² +48% | 2025 |
|---|
| 18, Henderson Road752 m away | 70 m² | 110 m² | +40 m² +57% | 2024 |
|---|
| 22, Burdett Road969 m away | 104 m² | 144 m² | +40 m² +38% | 2022 |
|---|
| Flat 5, 4, Windmill Road551 m away | 42 m² | 82 m² | +40 m² +95% | 2020 |
|---|
| 84, Greenside Road645 m away | 98 m² | 138 m² | +40 m² +41% | 2012 |
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| 111, Lakehall Road415 m away | 77 m² | 116 m² | +39 m² +51% | 2026 |
|---|
| 11, Haslemere Road674 m away | 81 m² | 120 m² | +39 m² +48% | 2025 |
|---|
| 42a, Northcote Road786 m away | 74 m² | 113 m² | +39 m² +53% | 2025 |
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| 2, Berney Road935 m away | 102 m² | 141 m² | +39 m² +38% | 2025 |
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| Pond House, 745, London Road796 m away | 65 m² | 104 m² | +39 m² +60% | 2023 |
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| 20, Torrington Square989 m away | 55 m² | 94 m² | +39 m² +71% | 2022 |
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| Flat 2, 16, Cavendish Road768 m away | 66 m² | 105 m² | +39 m² +59% | 2011 |
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| 63, St Saviours Road220 m away | 76 m² | 114 m² | +38 m² +50% | 2023 |
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| 2a, Raymead Avenue807 m away | 114 m² | 152 m² | +38 m² +33% | 2022 |
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| 37, Wortley Road823 m away | 76 m² | 114 m² | +38 m² +50% | 2020 |
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| Flat 25, Gary Court, 189, London Road683 m away | 45 m² | 83 m² | +38 m² +84% | 2019 |
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| Flat 46, 1, Newgate939 m away | 59 m² | 96 m² | +37 m² +63% | 2025 |
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| 60, Greenside Road645 m away | 101 m² | 138 m² | +37 m² +37% | 2023 |
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| 7, Nutfield Road907 m away | 96 m² | 133 m² | +37 m² +39% | 2023 |
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| 3, Meadow View Road439 m away | 80 m² | 117 m² | +37 m² +46% | 2020 |
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| 9, Thornhill Road678 m away | 41 m² | 78 m² | +37 m² +90% | 2013 |
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| 23, Dunheved Road West577 m away | 91 m² | 127 m² | +36 m² +40% | 2026 |
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| 17, St James'S Park645 m away | 48 m² | 84 m² | +36 m² +75% | 2024 |
|---|
| 46, Haslemere Road703 m away | 76 m² | 112 m² | +36 m² +47% | 2024 |
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| 39, Northcote Road879 m away | 88 m² | 124 m² | +36 m² +41% | 2024 |
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| 90, Wentworth Road885 m away | 66 m² | 102 m² | +36 m² +55% | 2024 |
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| 22, Pemdevon Road584 m away | 98 m² | 134 m² | +36 m² +37% | 2023 |
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| 88, Canterbury Road787 m away | 103 m² | 139 m² | +36 m² +35% | 2022 |
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| 169, Whitehorse Road768 m away | 74 m² | 110 m² | +36 m² +49% | 2021 |
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| Flat 2, Aristo House, 51, Lodge Road57 m away | 40 m² | 76 m² | +36 m² +90% | 2020 |
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| 58, Torridge Road629 m away | 90 m² | 126 m² | +36 m² +40% | 2020 |
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| 275, Thornton Road993 m away | 37 m² | 73 m² | +36 m² +97% | 2019 |
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| 149, Bensham Lane219 m away | 102 m² | 137 m² | +35 m² +34% | 2024 |
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| 39, The Crescent972 m away | 88 m² | 123 m² | +35 m² +40% | 2022 |
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| 105, Frant Road420 m away | 98 m² | 133 m² | +35 m² +36% | 2021 |
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| 27, Arundel Road910 m away | 137 m² | 171 m² | +34 m² +25% | 2026 |
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| 321a, Bensham Lane677 m away | 43 m² | 77 m² | +34 m² +79% | 2019 |
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| 15, Alma Place629 m away | 67 m² | 101 m² | +34 m² +51% | 2015 |
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| 13, Northcote Road772 m away | 86 m² | 120 m² | +34 m² +40% | 2013 |
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| 59, Priory Road828 m away | 77 m² | 110 m² | +33 m² +43% | 2026 |
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| 142, Frant Road469 m away | 110 m² | 143 m² | +33 m² +30% | 2021 |
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| 60, Sumner Road848 m away | 55 m² | 88 m² | +33 m² +60% | 2015 |
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| 10, Penshurst Road671 m away | 76 m² | 109 m² | +33 m² +43% | 2010 |
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| Flat 2, 8, Francis Road269 m away | 58 m² | 90 m² | +32 m² +55% | 2024 |
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| 16, Lodge Road438 m away | 96 m² | 128 m² | +32 m² +33% | 2021 |
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| 3, Amersham Road679 m away | 74 m² | 106 m² | +32 m² +43% | 2020 |
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| 27, Guildford Road891 m away | 70 m² | 102 m² | +32 m² +46% | 2019 |
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| 57, Bensham Manor Road981 m away | 135 m² | 167 m² | +32 m² +24% | 2019 |
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| 12, Lakehall Gardens385 m away | 81 m² | 113 m² | +32 m² +40% | 2016 |
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| 52, Fairholme Road564 m away | 76 m² | 108 m² | +32 m² +42% | 2016 |
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| 1, Nova Road684 m away | 116 m² | 148 m² | +32 m² +28% | 2012 |
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| 18, Mayo Road805 m away | 63 m² | 94 m² | +31 m² +49% | 2024 |
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| 36, Torridge Road629 m away | 88 m² | 119 m² | +31 m² +35% | 2023 |
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| 19, Furtherfield Close825 m away | 77 m² | 108 m² | +31 m² +40% | 2020 |
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| Flat 32, Spottiswood Court, 3, Harry Close293 m away | 45 m² | 76 m² | +31 m² +69% | 2010 |
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| 2, Lakehall Road492 m away | 107 m² | 137 m² | +30 m² +28% | 2023 |
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| Dawood House, 28, Mayday Road215 m away | 110 m² | 140 m² | +30 m² +27% | 2018 |
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| 119, Penshurst Road540 m away | 40 m² | 70 m² | +30 m² +75% | 2017 |
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| 26, Lynton Road637 m away | 71 m² | 101 m² | +30 m² +42% | 2017 |
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| 45, Hathaway Road635 m away | 79 m² | 109 m² | +30 m² +38% | 2016 |
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| 12, Woodcroft Road166 m away | 105 m² | 135 m² | +30 m² +29% | 2015 |
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| 31, Devonshire Road789 m away | 92 m² | 122 m² | +30 m² +33% | 2014 |
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| 15, Kynaston Avenue782 m away | 76 m² | 105 m² | +29 m² +38% | 2026 |
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| 2, Beaconsfield Road855 m away | 77 m² | 106 m² | +29 m² +38% | 2026 |
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| 13, Hampton Road569 m away | 97 m² | 126 m² | +29 m² +30% | 2025 |
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| Flat 74, 1, Newgate939 m away | 65 m² | 94 m² | +29 m² +45% | 2025 |
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| 118b, Lodge Road0 m away | 38 m² | 67 m² | +29 m² +76% | 2023 |
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| 192, Whitehorse Road744 m away | 79 m² | 108 m² | +29 m² +37% | 2023 |
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| 46, Kynaston Road844 m away | 113 m² | 142 m² | +29 m² +26% | 2019 |
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| 20, Chatfield Road862 m away | 127 m² | 156 m² | +29 m² +23% | 2018 |
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| 149, Windmill Road592 m away | 79 m² | 108 m² | +29 m² +37% | 2015 |
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| 8a, Thornhill Road715 m away | 60 m² | 88 m² | +28 m² +47% | 2026 |
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| Flat 56, 1, Newgate939 m away | 53 m² | 81 m² | +28 m² +53% | 2026 |
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| 36, Lakehall Road492 m away | 81 m² | 109 m² | +28 m² +35% | 2024 |
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| Flat 15, 16, Hogarth Crescent766 m away | 46 m² | 74 m² | +28 m² +61% | 2024 |
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| 60, Beaconsfield Road855 m away | 182 m² | 210 m² | +28 m² +15% | 2022 |
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| 69, Lodge Road57 m away | 86 m² | 114 m² | +28 m² +33% | 2021 |
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| 23, Cromwell Road838 m away | 70 m² | 98 m² | +28 m² +40% | 2020 |
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| 38, Northcote Road786 m away | 102 m² | 130 m² | +28 m² +27% | 2018 |
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| 127, Frant Road420 m away | 95 m² | 122 m² | +27 m² +28% | 2025 |
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| 37, Hampton Road569 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
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| 371b, Bensham Lane677 m away | 43 m² | 70 m² | +27 m² +63% | 2022 |
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| 99, Stanley Road707 m away | 58 m² | 85 m² | +27 m² +47% | 2022 |
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| 3, Willett Place857 m away | 83 m² | 110 m² | +27 m² +33% | 2022 |
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| 144, Canterbury Road893 m away | 61 m² | 88 m² | +27 m² +44% | 2019 |
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| Acacia Cottage, Princess Road771 m away | 23 m² | 50 m² | +27 m² +117% | 2017 |
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| 8, Fairholme Road564 m away | 84 m² | 110 m² | +26 m² +31% | 2023 |
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| 1c, St Saviours Road413 m away | 23 m² | 49 m² | +26 m² +113% | 2022 |
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| 15, Furtherfield Close825 m away | 56 m² | 82 m² | +26 m² +46% | 2022 |
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| 95, Kynaston Avenue587 m away | 66 m² | 92 m² | +26 m² +39% | 2020 |
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| Flat 1, 234, Whitehorse Road828 m away | 54 m² | 80 m² | +26 m² +48% | 2020 |
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| 33, The Crescent972 m away | 142 m² | 168 m² | +26 m² +18% | 2018 |
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| Flat 39, Fitzroy Court, 6, Whitehorse Road840 m away | 58 m² | 84 m² | +26 m² +45% | 2015 |
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| Flat 31, Spottiswood Court, 3, Harry Close293 m away | 67 m² | 93 m² | +26 m² +39% | 2011 |
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| 193, Queens Road102 m away | 84 m² | 109 m² | +25 m² +30% | 2026 |
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| 223, Whitehorse Road828 m away | 105 m² | 130 m² | +25 m² +24% | 2026 |
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| 15, Zermatt Road840 m away | 84 m² | 109 m² | +25 m² +30% | 2026 |
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| 11, Westbury Road936 m away | 87 m² | 112 m² | +25 m² +29% | 2024 |
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| 87, Haslemere Road674 m away | 93 m² | 118 m² | +25 m² +27% | 2023 |
|---|
| 2, Penshurst Road671 m away | 77 m² | 102 m² | +25 m² +32% | 2021 |
|---|
| 44, Northbrook Road878 m away | 58 m² | 83 m² | +25 m² +43% | 2021 |
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| Flat 2, 24, Gonville Road939 m away | 63 m² | 88 m² | +25 m² +40% | 2021 |
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| 11, St James'S Park645 m away | 136 m² | 161 m² | +25 m² +18% | 2020 |
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| 12, Sumner Road687 m away | 99 m² | 124 m² | +25 m² +25% | 2020 |
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| 21, Meadow View Road439 m away | 86 m² | 111 m² | +25 m² +29% | 2019 |
|---|
| 23, Priory Road828 m away | 82 m² | 107 m² | +25 m² +30% | 2019 |
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| 58, Midhurst Avenue522 m away | 81 m² | 106 m² | +25 m² +31% | 2018 |
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| 19a, Dennett Road652 m away | 31 m² | 56 m² | +25 m² +81% | 2015 |
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| 83, Priory Road828 m away | 73 m² | 98 m² | +25 m² +34% | 2014 |
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| 77, Donald Road908 m away | 74 m² | 99 m² | +25 m² +34% | 2012 |
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| 90, Kimberley Road419 m away | 90 m² | 114 m² | +24 m² +27% | 2026 |
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| 86, Penshurst Road531 m away | 81 m² | 105 m² | +24 m² +30% | 2026 |
|---|
| 26, Limpsfield Avenue980 m away | 89 m² | 113 m² | +24 m² +27% | 2025 |
|---|
| 48, Buxton Road339 m away | 96 m² | 120 m² | +24 m² +25% | 2023 |
|---|
| 88, Pemdevon Road758 m away | 68 m² | 92 m² | +24 m² +35% | 2023 |
|---|
| 21, Beverstone Road877 m away | 51 m² | 75 m² | +24 m² +47% | 2023 |
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| 43, Windmill Road516 m away | 71 m² | 95 m² | +24 m² +34% | 2022 |
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| 40, Stanley Grove564 m away | 80 m² | 104 m² | +24 m² +30% | 2022 |
|---|
| 97, Wentworth Road877 m away | 64 m² | 88 m² | +24 m² +38% | 2020 |
|---|
| 51, Donald Road908 m away | 96 m² | 120 m² | +24 m² +25% | 2020 |
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