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 SE26 4AN
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 |
|---|---|---|---|---|
| 66, Sunderland Road818 m away | 100 m² | 209 m² | +109 m² +109% | 2026 |
| 58, Woodbastwick Road809 m away | 130 m² | 226 m² | +96 m² +74% | 2021 |
| 5, Hennel Close676 m away | 94 m² | 188 m² | +94 m² +100% | 2026 |
| 99, Dacres Road373 m away | 116 m² | 207 m² | +91 m² +78% | 2014 |
| 17, Gaynesford Road866 m away | 108 m² | 191 m² | +83 m² +77% | 2020 |
| 10, Shaws Cottages490 m away | 57 m² | 139 m² | +82 m² +144% | 2019 |
| 41, Carlton Terrace886 m away | 128 m² | 208 m² | +80 m² +63% | 2019 |
| 173, Perry Hill733 m away | 80 m² | 159 m² | +79 m² +99% | 2017 |
| 13, Kingsthorpe Road398 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.
| 61 m² |
| 139 m² |
| +78 m² +128% |
| 2020 |
| 30, Tannsfeld Road658 m away | 106 m² | 180 m² | +74 m² +70% | 2026 |
|---|
| 9, Burghill Road44 m away | 161 m² | 231 m² | +70 m² +43% | 2022 |
|---|
| 50, Peak Hill832 m away | 69 m² | 139 m² | +70 m² +101% | 2020 |
|---|
| 26, Peak Hill832 m away | 59 m² | 128 m² | +69 m² +117% | 2023 |
|---|
| 7, Venner Road759 m away | 67 m² | 134 m² | +67 m² +100% | 2024 |
|---|
| 43, Homecroft Road771 m away | 66 m² | 133 m² | +67 m² +102% | 2024 |
|---|
| 35, Siddons Road839 m away | 127 m² | 193 m² | +66 m² +52% | 2025 |
|---|
| 72, Cranston Road948 m away | 95 m² | 160 m² | +65 m² +68% | 2022 |
|---|
| 2a, Elderton Road310 m away | 58 m² | 123 m² | +65 m² +112% | 2016 |
|---|
| 13, Venner Road759 m away | 45 m² | 109 m² | +64 m² +142% | 2026 |
|---|
| 35, Earlsthorpe Road483 m away | 203 m² | 267 m² | +64 m² +32% | 2020 |
|---|
| 129, Cranston Road969 m away | 95 m² | 159 m² | +64 m² +67% | 2016 |
|---|
| 15, Tredown Road829 m away | 128 m² | 191 m² | +63 m² +49% | 2014 |
|---|
| 56, Woodbastwick Road809 m away | 134 m² | 194 m² | +60 m² +45% | 2022 |
|---|
| 21, Aylward Road722 m away | 144 m² | 203 m² | +59 m² +41% | 2026 |
|---|
| 14, Tannsfeld Road658 m away | 120 m² | 179 m² | +59 m² +49% | 2020 |
|---|
| 72, Knighton Park Road641 m away | 61 m² | 119 m² | +58 m² +95% | 2022 |
|---|
| 91, Knighton Park Road635 m away | 95 m² | 152 m² | +57 m² +60% | 2014 |
|---|
| 68a, Newlands Park813 m away | 96 m² | 152 m² | +56 m² +58% | 2023 |
|---|
| 5, Aylward Road722 m away | 140 m² | 194 m² | +54 m² +39% | 2025 |
|---|
| 176, Fairlawn Park457 m away | 121 m² | 175 m² | +54 m² +45% | 2022 |
|---|
| 9, Trewsbury Road595 m away | 165 m² | 219 m² | +54 m² +33% | 2016 |
|---|
| 118, Woolstone Road741 m away | 101 m² | 154 m² | +53 m² +52% | 2017 |
|---|
| 7, Whittell Gardens817 m away | 86 m² | 139 m² | +53 m² +62% | 2014 |
|---|
| 40, Whittell Gardens817 m away | 79 m² | 131 m² | +52 m² +66% | 2017 |
|---|
| 148, Cranston Road948 m away | 90 m² | 142 m² | +52 m² +58% | 2017 |
|---|
| 11, Cator Road958 m away | 265 m² | 317 m² | +52 m² +20% | 2016 |
|---|
| 4, Church View, Sunderland Road976 m away | 106 m² | 158 m² | +52 m² +49% | 2015 |
|---|
| 69, Homecroft Road771 m away | 106 m² | 158 m² | +52 m² +49% | 2014 |
|---|
| 164, Perry Hill708 m away | 85 m² | 137 m² | +52 m² +61% | 2010 |
|---|
| 229, Sydenham Road361 m away | 88 m² | 139 m² | +51 m² +58% | 2016 |
|---|
| 23, Aylward Road722 m away | 178 m² | 228 m² | +50 m² +28% | 2026 |
|---|
| 18, Queensthorpe Road459 m away | 89 m² | 139 m² | +50 m² +56% | 2022 |
|---|
| 61, Homecroft Road771 m away | 105 m² | 155 m² | +50 m² +48% | 2022 |
|---|
| 69, Selworthy Road956 m away | 92 m² | 142 m² | +50 m² +54% | 2020 |
|---|
| 102, Kent House Road855 m away | 132 m² | 182 m² | +50 m² +38% | 2016 |
|---|
| 25, Queenswood Road339 m away | 91 m² | 138 m² | +47 m² +52% | 2022 |
|---|
| 8, Roundhay Close827 m away | 79 m² | 126 m² | +47 m² +59% | 2021 |
|---|
| 20, Whittell Gardens817 m away | 86 m² | 133 m² | +47 m² +55% | 2019 |
|---|
| 25, Collingtree Road838 m away | 84 m² | 130 m² | +46 m² +55% | 2025 |
|---|
| 15, Dukesthorpe Road322 m away | 109 m² | 155 m² | +46 m² +42% | 2022 |
|---|
| 23, Allenby Road685 m away | 119 m² | 165 m² | +46 m² +39% | 2022 |
|---|
| 4, Tannsfeld Road658 m away | 132 m² | 177 m² | +45 m² +34% | 2021 |
|---|
| 3, Helvetia Street985 m away | 94 m² | 139 m² | +45 m² +48% | 2019 |
|---|
| 5, Canal Walk819 m away | 78 m² | 123 m² | +45 m² +58% | 2014 |
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| 109, Sydenham Park Road675 m away | 85 m² | 129 m² | +44 m² +52% | 2024 |
|---|
| 66, De Frene Road295 m away | 80 m² | 124 m² | +44 m² +55% | 2023 |
|---|
| 87, Kent House Lane805 m away | 78 m² | 122 m² | +44 m² +56% | 2021 |
|---|
| 28, Nyon Grove943 m away | 98 m² | 142 m² | +44 m² +45% | 2019 |
|---|
| 163, Cranston Road969 m away | 95 m² | 138 m² | +43 m² +45% | 2025 |
|---|
| 96a, Byne Road954 m away | 72 m² | 115 m² | +43 m² +60% | 2021 |
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| 26, Queensthorpe Road459 m away | 204 m² | 247 m² | +43 m² +21% | 2020 |
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| 19, Fairlawn Park547 m away | 114 m² | 157 m² | +43 m² +38% | 2019 |
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| 4, Studland Road908 m away | 139 m² | 181 m² | +42 m² +30% | 2025 |
|---|
| 95, Wiverton Road953 m away | 134 m² | 176 m² | +42 m² +31% | 2015 |
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| 53, Girton Road607 m away | 89 m² | 130 m² | +41 m² +46% | 2024 |
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| 157, Sydenham Park Road675 m away | 110 m² | 151 m² | +41 m² +37% | 2023 |
|---|
| 99, Wiverton Road953 m away | 90 m² | 131 m² | +41 m² +46% | 2017 |
|---|
| 14, Peak Hill832 m away | 80 m² | 121 m² | +41 m² +51% | 2015 |
|---|
| Flat 26, Valentine Court, Perry Vale879 m away | 44 m² | 84 m² | +40 m² +91% | 2022 |
|---|
| 137, Newlands Park777 m away | 111 m² | 151 m² | +40 m² +36% | 2015 |
|---|
| 29, Princethorpe Road379 m away | 121 m² | 161 m² | +40 m² +33% | 2014 |
|---|
| Flat 3, 32, Sydenham Park915 m away | 63 m² | 102 m² | +39 m² +62% | 2025 |
|---|
| 93, Tannsfeld Road755 m away | 52 m² | 91 m² | +39 m² +75% | 2015 |
|---|
| 89, Kent House Lane805 m away | 89 m² | 128 m² | +39 m² +44% | 2014 |
|---|
| 287c, Sydenham Road374 m away | 45 m² | 83 m² | +38 m² +84% | 2026 |
|---|
| 113, Woolstone Road926 m away | 98 m² | 136 m² | +38 m² +39% | 2020 |
|---|
| 191e, Perry Vale686 m away | 55 m² | 92 m² | +37 m² +67% | 2026 |
|---|
| 4, Ticehurst Road816 m away | 89 m² | 126 m² | +37 m² +42% | 2025 |
|---|
| 106, Kent House Road855 m away | 177 m² | 214 m² | +37 m² +21% | 2023 |
|---|
| 43, Winsford Road899 m away | 94 m² | 131 m² | +37 m² +39% | 2023 |
|---|
| 78, Como Road786 m away | 85 m² | 122 m² | +37 m² +44% | 2022 |
|---|
| 63, Queenswood Road339 m away | 142 m² | 179 m² | +37 m² +26% | 2019 |
|---|
| 47, Winsford Road899 m away | 96 m² | 133 m² | +37 m² +39% | 2018 |
|---|
| 1a, Perry Rise508 m away | 85 m² | 121 m² | +36 m² +42% | 2024 |
|---|
| 62, Woolstone Road938 m away | 99 m² | 135 m² | +36 m² +36% | 2023 |
|---|
| 3, The Peak737 m away | 86 m² | 122 m² | +36 m² +42% | 2022 |
|---|
| 32, De Frene Road159 m away | 93 m² | 129 m² | +36 m² +39% | 2017 |
|---|
| 9, Elvino Road694 m away | 100 m² | 136 m² | +36 m² +36% | 2012 |
|---|
| 71b, Mayow Road99 m away | 96 m² | 131 m² | +35 m² +36% | 2024 |
|---|
| 5a, Bishopsthorpe Road386 m away | 110 m² | 145 m² | +35 m² +32% | 2023 |
|---|
| 210, Perry Rise440 m away | 88 m² | 123 m² | +35 m² +40% | 2017 |
|---|
| 279, Sydenham Road348 m away | 46 m² | 81 m² | +35 m² +76% | 2016 |
|---|
| 7, Homecroft Road771 m away | 128 m² | 163 m² | +35 m² +27% | 2015 |
|---|
| 64, Siddons Road788 m away | 116 m² | 151 m² | +35 m² +30% | 2015 |
|---|
| 75, Longfield Crescent859 m away | 73 m² | 108 m² | +35 m² +48% | 2011 |
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| 46, Ticehurst Road816 m away | 110 m² | 144 m² | +34 m² +31% | 2026 |
|---|
| 57c, Peak Hill708 m away | 73 m² | 107 m² | +34 m² +47% | 2025 |
|---|
| 31, Girton Road607 m away | 88 m² | 122 m² | +34 m² +39% | 2024 |
|---|
| 175, Perry Hill733 m away | 121 m² | 155 m² | +34 m² +28% | 2023 |
|---|
| 7, Girton Road607 m away | 80 m² | 114 m² | +34 m² +43% | 2021 |
|---|
| 202, Adamsrill Road409 m away | 74 m² | 108 m² | +34 m² +46% | 2019 |
|---|
| 4, Ardley Close502 m away | 84 m² | 118 m² | +34 m² +40% | 2019 |
|---|
| 349, Sydenham Road456 m away | 52 m² | 86 m² | +34 m² +65% | 2017 |
|---|
| 45, Mayow Road305 m away | 105 m² | 139 m² | +34 m² +32% | 2013 |
|---|
| 82, Fairlawn Park599 m away | 115 m² | 148 m² | +33 m² +29% | 2025 |
|---|
| 100, Sydenham Park Road707 m away | 95 m² | 128 m² | +33 m² +35% | 2022 |
|---|
| 35, Acorn Way440 m away | 74 m² | 107 m² | +33 m² +45% | 2021 |
|---|
| 8, The Peak737 m away | 102 m² | 134 m² | +32 m² +31% | 2026 |
|---|
| 33, Girton Road607 m away | 92 m² | 124 m² | +32 m² +35% | 2024 |
|---|
| 63, Highclere Street271 m away | 74 m² | 106 m² | +32 m² +43% | 2020 |
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| 11, Ardley Close502 m away | 86 m² | 118 m² | +32 m² +37% | 2019 |
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| 53, Chelsfield Gardens712 m away | 80 m² | 112 m² | +32 m² +40% | 2014 |
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| 20, Clowders Road967 m away | 99 m² | 131 m² | +32 m² +32% | 2014 |
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| 32, Hyndewood583 m away | 103 m² | 134 m² | +31 m² +30% | 2024 |
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| 76, Cranston Road948 m away | 116 m² | 147 m² | +31 m² +27% | 2015 |
|---|
| 144, Woolstone Road741 m away | 99 m² | 130 m² | +31 m² +31% | 2013 |
|---|
| 87, Sydenham Road512 m away | 55 m² | 86 m² | +31 m² +56% | 2010 |
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| 158, Perry Hill708 m away | 89 m² | 119 m² | +30 m² +34% | 2024 |
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| 53, Siddons Road839 m away | 112 m² | 142 m² | +30 m² +27% | 2023 |
|---|
| 31, Adamsrill Road117 m away | 74 m² | 104 m² | +30 m² +41% | 2021 |
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| 5, Elvino Road694 m away | 105 m² | 135 m² | +30 m² +29% | 2020 |
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| 59, Peak Hill708 m away | 161 m² | 191 m² | +30 m² +19% | 2014 |
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| Flat 4, 111, Dartmouth Road990 m away | 42 m² | 72 m² | +30 m² +71% | 2013 |
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| 40a, Highclere Street248 m away | 48 m² | 77 m² | +29 m² +60% | 2026 |
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| 49, Highclere Street271 m away | 70 m² | 99 m² | +29 m² +41% | 2025 |
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| 62, Knighton Park Road641 m away | 136 m² | 165 m² | +29 m² +21% | 2025 |
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| 117, Kilmorie Road985 m away | 115 m² | 144 m² | +29 m² +25% | 2024 |
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| 4, Helvetia Street985 m away | 120 m² | 149 m² | +29 m² +24% | 2021 |
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| 184, Perry Hill708 m away | 88 m² | 117 m² | +29 m² +33% | 2020 |
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| 25, Datchet Road997 m away | 80 m² | 109 m² | +29 m² +36% | 2020 |
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| 9, Highclere Street271 m away | 78 m² | 107 m² | +29 m² +37% | 2016 |
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| 232, Perry Rise440 m away | 81 m² | 110 m² | +29 m² +36% | 2016 |
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| 135, Hazel Grove228 m away | 66 m² | 95 m² | +29 m² +44% | 2012 |
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| Cippa House, 66, Bell Green495 m away | 48 m² | 77 m² | +29 m² +60% | 2012 |
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| 81, Queenswood Road339 m away | 127 m² | 155 m² | +28 m² +22% | 2026 |
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| Flat 11, York House, Lawrie Park Road999 m away | 48 m² | 76 m² | +28 m² +58% | 2024 |
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| 35a, Tredown Road829 m away | 37 m² | 65 m² | +28 m² +76% | 2021 |
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| 80b, Elsinore Road988 m away | 64 m² | 92 m² | +28 m² +44% | 2019 |
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| 51, Kent House Road593 m away | 73 m² | 101 m² | +28 m² +38% | 2014 |
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| 23, Venner Road759 m away | 57 m² | 85 m² | +28 m² +49% | 2010 |
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| 105, De Frene Road296 m away | 125 m² | 152 m² | +27 m² +22% | 2026 |
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| Flat 10, 2 - 4, Trewsbury Road547 m away | 118 m² | 145 m² | +27 m² +23% | 2025 |
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| 7, Selworthy Road747 m away | 109 m² | 136 m² | +27 m² +25% | 2025 |
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| 23, Shipman Road881 m away | 103 m² | 130 m² | +27 m² +26% | 2025 |
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| 216, Perry Hill708 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 69, Larkbere Road278 m away | 83 m² | 110 m² | +27 m² +33% | 2021 |
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| 214, Bell Green Lane683 m away | 36 m² | 63 m² | +27 m² +75% | 2019 |
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| 19, Watlington Grove471 m away | 91 m² | 117 m² | +26 m² +29% | 2026 |
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| 61, Queenswood Road339 m away | 123 m² | 149 m² | +26 m² +21% | 2025 |
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| 56a, Knighton Park Road641 m away | 60 m² | 86 m² | +26 m² +43% | 2023 |
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| 50, Priestfield Road622 m away | 86 m² | 112 m² | +26 m² +30% | 2022 |
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| 11, Kent House Lane805 m away | 96 m² | 122 m² | +26 m² +27% | 2022 |
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| 8, Mayow Road430 m away | 69 m² | 95 m² | +26 m² +38% | 2021 |
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| 30, Nyon Grove943 m away | 89 m² | 115 m² | +26 m² +29% | 2021 |
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| 101a, Como Road831 m away | 52 m² | 78 m² | +26 m² +50% | 2020 |
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| 10, Whittell Gardens817 m away | 90 m² | 116 m² | +26 m² +29% | 2016 |
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| 126, Woolstone Road741 m away | 79 m² | 105 m² | +26 m² +33% | 2010 |
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| 45b, Sydenham Road629 m away | 70 m² | 95 m² | +25 m² +36% | 2025 |
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| 6, Levendale Road964 m away | 84 m² | 109 m² | +25 m² +30% | 2025 |
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| 32, Dacres Road822 m away | 55 m² | 80 m² | +25 m² +45% | 2020 |
|---|
| 3, Dukesthorpe Road322 m away | 122 m² | 147 m² | +25 m² +20% | 2018 |
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| 13, Whittell Gardens817 m away | 79 m² | 104 m² | +25 m² +32% | 2017 |
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| 3, Dacres Road856 m away | 95 m² | 120 m² | +25 m² +26% | 2015 |
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| Flat 5, 4, Adamsrill Road0 m away | 47 m² | 72 m² | +25 m² +53% | 2014 |
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| 46b, Sydenham Road612 m away | 55 m² | 79 m² | +24 m² +44% | 2026 |
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| 25, Hazel Grove313 m away | 82 m² | 106 m² | +24 m² +29% | 2025 |
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| 91, Cranston Road969 m away | 110 m² | 134 m² | +24 m² +22% | 2025 |
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| Flat C, 41, Mayow Road305 m away | 33 m² | 57 m² | +24 m² +73% | 2024 |
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| 18, Highclere Street248 m away | 85 m² | 109 m² | +24 m² +28% | 2021 |
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| 67a, Woolstone Road926 m away | 88 m² | 112 m² | +24 m² +27% | 2021 |
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| Flat 6, 26, Inglemere Road647 m away | 48 m² | 72 m² | +24 m² +50% | 2019 |
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| 3, Houston Road757 m away | 146 m² | 170 m² | +24 m² +16% | 2018 |
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| 33, Haseltine Road651 m away | 84 m² | 108 m² | +24 m² +29% | 2015 |
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| Flat 3, 5, Recreation Road493 m away | 57 m² | 81 m² | +24 m² +42% | 2014 |
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| 9a, Hyndewood545 m away | 83 m² | 107 m² | +24 m² +29% | 2010 |
|---|
| 40, Larkbere Road313 m away | 78 m² | 101 m² | +23 m² +29% | 2025 |
|---|
| 46, Larkbere Road313 m away | 77 m² | 100 m² | +23 m² +30% | 2021 |
|---|
| 98c, Newlands Park696 m away | 59 m² | 82 m² | +23 m² +39% | 2021 |
|---|
| 31, Kent House Lane805 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
|---|
| Flat 6, 4, Adamsrill Road0 m away | 49 m² | 72 m² | +23 m² +47% | 2014 |
|---|
| 10, Houston Road769 m away | 87 m² | 110 m² | +23 m² +26% | 2013 |
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| 50, Porthcawe Road520 m away | 102 m² | 125 m² | +23 m² +23% | 2012 |
|---|
| 46, Lawrie Park Road958 m away | 79 m² | 101 m² | +22 m² +28% | 2026 |
|---|
| 59, Queenswood Road339 m away | 112 m² | 134 m² | +22 m² +20% | 2025 |
|---|
| Flat 21, The Firs, 43, Venner Road865 m away | 91 m² | 113 m² | +22 m² +24% | 2025 |
|---|
| 161, Woolstone Road722 m away | 113 m² | 135 m² | +22 m² +19% | 2024 |
|---|
| 285a, Sydenham Road348 m away | 62 m² | 84 m² | +22 m² +35% | 2022 |
|---|
| 39, Adamsrill Road117 m away | 35 m² | 57 m² | +22 m² +63% | 2019 |
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| 23, Champion Road318 m away | 61 m² | 83 m² | +22 m² +36% | 2016 |
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| 43, Tannsfeld Road634 m away | 125 m² | 147 m² | +22 m² +18% | 2016 |
|---|
| 41, Church Rise931 m away | 81 m² | 103 m² | +22 m² +27% | 2014 |
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| 88, Tannsfeld Road768 m away | 121 m² | 143 m² | +22 m² +18% | 2011 |
|---|
| 91a, Sydenham Road512 m away | 74 m² | 95 m² | +21 m² +28% | 2025 |
|---|
| 75b, Sydenham Road512 m away | 49 m² | 70 m² | +21 m² +43% | 2024 |
|---|
| 11, Broseley Grove628 m away | 71 m² | 92 m² | +21 m² +30% | 2024 |
|---|
| 11a, Silverdale663 m away | 79 m² | 100 m² | +21 m² +27% | 2024 |
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| 74, Wiverton Road912 m away | 129 m² | 150 m² | +21 m² +16% | 2024 |
|---|
| 22, Princethorpe Road379 m away | 140 m² | 161 m² | +21 m² +15% | 2022 |
|---|
| 13, Elvino Road694 m away | 100 m² | 121 m² | +21 m² +21% | 2022 |
|---|
| 4, Lawrie Park Road958 m away | 71 m² | 92 m² | +21 m² +30% | 2021 |
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