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 4EU
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 |
|---|---|---|---|---|
| 194, Firhill Road876 m away | 78 m² | 182 m² | +104 m² +133% | 2024 |
| 58, Woodbastwick Road654 m away | 130 m² | 226 m² | +96 m² +74% | 2021 |
| 5, Hennel Close924 m away | 94 m² | 188 m² | +94 m² +100% | 2026 |
| 99, Dacres Road621 m away | 116 m² | 207 m² | +91 m² +78% | 2014 |
| 10, Shaws Cottages647 m away | 57 m² | 139 m² | +82 m² +144% | 2019 |
| 173, Perry Hill737 m away | 80 m² | 159 m² | +79 m² +99% | 2017 |
| 13, Kingsthorpe Road536 m away | 61 m² | 139 m² | +78 m² +128% | 2020 |
| 30, Tannsfeld Road696 m away | 106 m² | 180 m² | +74 m² +70% | 2026 |
| 9, Burghill Road205 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.
| 161 m² |
| 231 m² |
| +70 m² +43% |
| 2022 |
| 43, Homecroft Road840 m away | 66 m² | 133 m² | +67 m² +102% | 2024 |
|---|
| 7, Venner Road850 m away | 67 m² | 134 m² | +67 m² +100% | 2024 |
|---|
| 2a, Elderton Road68 m away | 58 m² | 123 m² | +65 m² +112% | 2016 |
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| 13, Venner Road850 m away | 45 m² | 109 m² | +64 m² +142% | 2026 |
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| 35, Earlsthorpe Road564 m away | 203 m² | 267 m² | +64 m² +32% | 2020 |
|---|
| 15, Tredown Road862 m away | 128 m² | 191 m² | +63 m² +49% | 2014 |
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| 56, Woodbastwick Road654 m away | 134 m² | 194 m² | +60 m² +45% | 2022 |
|---|
| 21, Aylward Road924 m away | 144 m² | 203 m² | +59 m² +41% | 2026 |
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| 14, Tannsfeld Road696 m away | 120 m² | 179 m² | +59 m² +49% | 2020 |
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| 72, Knighton Park Road535 m away | 61 m² | 119 m² | +58 m² +95% | 2022 |
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| 91, Knighton Park Road515 m away | 95 m² | 152 m² | +57 m² +60% | 2014 |
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| 68a, Newlands Park811 m away | 96 m² | 152 m² | +56 m² +58% | 2023 |
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| 5, Aylward Road924 m away | 140 m² | 194 m² | +54 m² +39% | 2025 |
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| 176, Fairlawn Park224 m away | 121 m² | 175 m² | +54 m² +45% | 2022 |
|---|
| 9, Trewsbury Road517 m away | 165 m² | 219 m² | +54 m² +33% | 2016 |
|---|
| 118, Woolstone Road886 m away | 101 m² | 154 m² | +53 m² +52% | 2017 |
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| 11, Cator Road859 m away | 265 m² | 317 m² | +52 m² +20% | 2016 |
|---|
| 69, Homecroft Road840 m away | 106 m² | 158 m² | +52 m² +49% | 2014 |
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| 164, Perry Hill727 m away | 85 m² | 137 m² | +52 m² +61% | 2010 |
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| 229, Sydenham Road163 m away | 88 m² | 139 m² | +51 m² +58% | 2016 |
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| 23, Aylward Road924 m away | 178 m² | 228 m² | +50 m² +28% | 2026 |
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| 18, Queensthorpe Road602 m away | 89 m² | 139 m² | +50 m² +56% | 2022 |
|---|
| 61, Homecroft Road840 m away | 105 m² | 155 m² | +50 m² +48% | 2022 |
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| 69, Selworthy Road906 m away | 92 m² | 142 m² | +50 m² +54% | 2020 |
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| 102, Kent House Road657 m away | 132 m² | 182 m² | +50 m² +38% | 2016 |
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| 140, Kent House Road914 m away | 139 m² | 187 m² | +48 m² +35% | 2023 |
|---|
| 25, Queenswood Road501 m away | 91 m² | 138 m² | +47 m² +52% | 2022 |
|---|
| 15, Dukesthorpe Road433 m away | 109 m² | 155 m² | +46 m² +42% | 2022 |
|---|
| 23, Allenby Road814 m away | 119 m² | 165 m² | +46 m² +39% | 2022 |
|---|
| 4, Tannsfeld Road696 m away | 132 m² | 177 m² | +45 m² +34% | 2021 |
|---|
| 5, Canal Walk915 m away | 78 m² | 123 m² | +45 m² +58% | 2014 |
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| 109, Sydenham Park Road907 m away | 85 m² | 129 m² | +44 m² +52% | 2024 |
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| 66, De Frene Road376 m away | 80 m² | 124 m² | +44 m² +55% | 2023 |
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| 87, Kent House Lane579 m away | 78 m² | 122 m² | +44 m² +56% | 2021 |
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| 28, Nyon Grove990 m away | 98 m² | 142 m² | +44 m² +45% | 2019 |
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| 96a, Byne Road974 m away | 72 m² | 115 m² | +43 m² +60% | 2021 |
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| 26, Queensthorpe Road602 m away | 204 m² | 247 m² | +43 m² +21% | 2020 |
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| 19, Fairlawn Park327 m away | 114 m² | 157 m² | +43 m² +38% | 2019 |
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| 4, Studland Road875 m away | 139 m² | 181 m² | +42 m² +30% | 2025 |
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| 95, Wiverton Road965 m away | 134 m² | 176 m² | +42 m² +31% | 2015 |
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| 53, Girton Road603 m away | 89 m² | 130 m² | +41 m² +46% | 2024 |
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| 157, Sydenham Park Road907 m away | 110 m² | 151 m² | +41 m² +37% | 2023 |
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| 99, Wiverton Road965 m away | 90 m² | 131 m² | +41 m² +46% | 2017 |
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| 137, Newlands Park813 m away | 111 m² | 151 m² | +40 m² +36% | 2015 |
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| 29, Princethorpe Road505 m away | 121 m² | 161 m² | +40 m² +33% | 2014 |
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| 93, Tannsfeld Road731 m away | 52 m² | 91 m² | +39 m² +75% | 2015 |
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| 89, Kent House Lane579 m away | 89 m² | 128 m² | +39 m² +44% | 2014 |
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| 287c, Sydenham Road138 m away | 45 m² | 83 m² | +38 m² +84% | 2026 |
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| 191e, Perry Vale856 m away | 55 m² | 92 m² | +37 m² +67% | 2026 |
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| 4, Ticehurst Road908 m away | 89 m² | 126 m² | +37 m² +42% | 2025 |
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| 106, Kent House Road657 m away | 177 m² | 214 m² | +37 m² +21% | 2023 |
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| 43, Winsford Road879 m away | 94 m² | 131 m² | +37 m² +39% | 2023 |
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| 78, Como Road954 m away | 85 m² | 122 m² | +37 m² +44% | 2022 |
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| 63, Queenswood Road501 m away | 142 m² | 179 m² | +37 m² +26% | 2019 |
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| 47, Winsford Road879 m away | 96 m² | 133 m² | +37 m² +39% | 2018 |
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| 1a, Perry Rise636 m away | 85 m² | 121 m² | +36 m² +42% | 2024 |
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| 3, The Peak962 m away | 86 m² | 122 m² | +36 m² +42% | 2022 |
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| 32, De Frene Road360 m away | 93 m² | 129 m² | +36 m² +39% | 2017 |
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| 9, Elvino Road554 m away | 100 m² | 136 m² | +36 m² +36% | 2012 |
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| 71b, Mayow Road345 m away | 96 m² | 131 m² | +35 m² +36% | 2024 |
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| 5a, Bishopsthorpe Road573 m away | 110 m² | 145 m² | +35 m² +32% | 2023 |
|---|
| 210, Perry Rise427 m away | 88 m² | 123 m² | +35 m² +40% | 2017 |
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| 279, Sydenham Road104 m away | 46 m² | 81 m² | +35 m² +76% | 2016 |
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| 7, Homecroft Road840 m away | 128 m² | 163 m² | +35 m² +27% | 2015 |
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| 64, Siddons Road966 m away | 116 m² | 151 m² | +35 m² +30% | 2015 |
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| 46, Ticehurst Road908 m away | 110 m² | 144 m² | +34 m² +31% | 2026 |
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| 57c, Peak Hill908 m away | 73 m² | 107 m² | +34 m² +47% | 2025 |
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| 31, Girton Road603 m away | 88 m² | 122 m² | +34 m² +39% | 2024 |
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| 175, Perry Hill737 m away | 121 m² | 155 m² | +34 m² +28% | 2023 |
|---|
| 7, Girton Road603 m away | 80 m² | 114 m² | +34 m² +43% | 2021 |
|---|
| 202, Adamsrill Road378 m away | 74 m² | 108 m² | +34 m² +46% | 2019 |
|---|
| 4, Ardley Close489 m away | 84 m² | 118 m² | +34 m² +40% | 2019 |
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| 349, Sydenham Road271 m away | 52 m² | 86 m² | +34 m² +65% | 2017 |
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| 45, Mayow Road526 m away | 105 m² | 139 m² | +34 m² +32% | 2013 |
|---|
| 82, Fairlawn Park391 m away | 115 m² | 148 m² | +33 m² +29% | 2025 |
|---|
| 100, Sydenham Park Road929 m away | 95 m² | 128 m² | +33 m² +35% | 2022 |
|---|
| 35, Acorn Way676 m away | 74 m² | 107 m² | +33 m² +45% | 2021 |
|---|
| 8, The Peak962 m away | 102 m² | 134 m² | +32 m² +31% | 2026 |
|---|
| 33, Girton Road603 m away | 92 m² | 124 m² | +32 m² +35% | 2024 |
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| 63, Highclere Street47 m away | 74 m² | 106 m² | +32 m² +43% | 2020 |
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| 11, Ardley Close489 m away | 86 m² | 118 m² | +32 m² +37% | 2019 |
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| 53, Chelsfield Gardens953 m away | 80 m² | 112 m² | +32 m² +40% | 2014 |
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| 20, Clowders Road957 m away | 99 m² | 131 m² | +32 m² +32% | 2014 |
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| 32, Hyndewood831 m away | 103 m² | 134 m² | +31 m² +30% | 2024 |
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| 177, Firhill Road926 m away | 82 m² | 113 m² | +31 m² +38% | 2019 |
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| 144, Woolstone Road886 m away | 99 m² | 130 m² | +31 m² +31% | 2013 |
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| 87, Sydenham Road585 m away | 55 m² | 86 m² | +31 m² +56% | 2010 |
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| 158, Perry Hill727 m away | 89 m² | 119 m² | +30 m² +34% | 2024 |
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| 31, Adamsrill Road244 m away | 74 m² | 104 m² | +30 m² +41% | 2021 |
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| 5, Elvino Road554 m away | 105 m² | 135 m² | +30 m² +29% | 2020 |
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| 59, Peak Hill908 m away | 161 m² | 191 m² | +30 m² +19% | 2014 |
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| 40a, Highclere Street0 m away | 48 m² | 77 m² | +29 m² +60% | 2026 |
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| 49, Highclere Street47 m away | 70 m² | 99 m² | +29 m² +41% | 2025 |
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| 62, Knighton Park Road535 m away | 136 m² | 165 m² | +29 m² +21% | 2025 |
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| 206, Firhill Road876 m away | 89 m² | 118 m² | +29 m² +33% | 2024 |
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| 184, Perry Hill727 m away | 88 m² | 117 m² | +29 m² +33% | 2020 |
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| 25, Datchet Road990 m away | 80 m² | 109 m² | +29 m² +36% | 2020 |
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| 9, Highclere Street47 m away | 78 m² | 107 m² | +29 m² +37% | 2016 |
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| 232, Perry Rise427 m away | 81 m² | 110 m² | +29 m² +36% | 2016 |
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| 135, Hazel Grove279 m away | 66 m² | 95 m² | +29 m² +44% | 2012 |
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| Cippa House, 66, Bell Green377 m away | 48 m² | 77 m² | +29 m² +60% | 2012 |
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| 81, Queenswood Road501 m away | 127 m² | 155 m² | +28 m² +22% | 2026 |
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| 35a, Tredown Road862 m away | 37 m² | 65 m² | +28 m² +76% | 2021 |
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| 51, Kent House Road411 m away | 73 m² | 101 m² | +28 m² +38% | 2014 |
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| 23, Venner Road850 m away | 57 m² | 85 m² | +28 m² +49% | 2010 |
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| 105, De Frene Road406 m away | 125 m² | 152 m² | +27 m² +22% | 2026 |
|---|
| Flat 10, 2 - 4, Trewsbury Road509 m away | 118 m² | 145 m² | +27 m² +23% | 2025 |
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| 7, Selworthy Road720 m away | 109 m² | 136 m² | +27 m² +25% | 2025 |
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| 55, Moremead Road954 m away | 85 m² | 112 m² | +27 m² +32% | 2024 |
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| 216, Perry Hill727 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 69, Larkbere Road69 m away | 83 m² | 110 m² | +27 m² +33% | 2021 |
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| 214, Bell Green Lane442 m away | 36 m² | 63 m² | +27 m² +75% | 2019 |
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| 19, Watlington Grove275 m away | 91 m² | 117 m² | +26 m² +29% | 2026 |
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| 61, Queenswood Road501 m away | 123 m² | 149 m² | +26 m² +21% | 2025 |
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| 56a, Knighton Park Road535 m away | 60 m² | 86 m² | +26 m² +43% | 2023 |
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| 11, Kent House Lane579 m away | 96 m² | 122 m² | +26 m² +27% | 2022 |
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| 50, Priestfield Road686 m away | 86 m² | 112 m² | +26 m² +30% | 2022 |
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| 8, Mayow Road657 m away | 69 m² | 95 m² | +26 m² +38% | 2021 |
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| 30, Nyon Grove990 m away | 89 m² | 115 m² | +26 m² +29% | 2021 |
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| 101a, Como Road995 m away | 52 m² | 78 m² | +26 m² +50% | 2020 |
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| 126, Woolstone Road886 m away | 79 m² | 105 m² | +26 m² +33% | 2010 |
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| 45b, Sydenham Road740 m away | 70 m² | 95 m² | +25 m² +36% | 2025 |
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| 3, Dukesthorpe Road433 m away | 122 m² | 147 m² | +25 m² +20% | 2018 |
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| Flat 5, 4, Adamsrill Road248 m away | 47 m² | 72 m² | +25 m² +53% | 2014 |
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| 46b, Sydenham Road693 m away | 55 m² | 79 m² | +24 m² +44% | 2026 |
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| 25, Hazel Grove333 m away | 82 m² | 106 m² | +24 m² +29% | 2025 |
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| Flat C, 41, Mayow Road526 m away | 33 m² | 57 m² | +24 m² +73% | 2024 |
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| 18, Highclere Street0 m away | 85 m² | 109 m² | +24 m² +28% | 2021 |
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| Flat 6, 26, Inglemere Road891 m away | 48 m² | 72 m² | +24 m² +50% | 2019 |
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| 3, Houston Road859 m away | 146 m² | 170 m² | +24 m² +16% | 2018 |
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| 33, Haseltine Road450 m away | 84 m² | 108 m² | +24 m² +29% | 2015 |
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| Flat 3, 5, Recreation Road699 m away | 57 m² | 81 m² | +24 m² +42% | 2014 |
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| 9a, Hyndewood791 m away | 83 m² | 107 m² | +24 m² +29% | 2010 |
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| 40, Larkbere Road108 m away | 78 m² | 101 m² | +23 m² +29% | 2025 |
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| 46, Larkbere Road108 m away | 77 m² | 100 m² | +23 m² +30% | 2021 |
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| 98c, Newlands Park745 m away | 59 m² | 82 m² | +23 m² +39% | 2021 |
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| 31, Kent House Lane579 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| Flat 6, 4, Adamsrill Road248 m away | 49 m² | 72 m² | +23 m² +47% | 2014 |
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| 10, Houston Road812 m away | 87 m² | 110 m² | +23 m² +26% | 2013 |
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| 50, Porthcawe Road286 m away | 102 m² | 125 m² | +23 m² +23% | 2012 |
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| 59, Queenswood Road501 m away | 112 m² | 134 m² | +22 m² +20% | 2025 |
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| Flat 21, The Firs, 43, Venner Road924 m away | 91 m² | 113 m² | +22 m² +24% | 2025 |
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| 161, Woolstone Road857 m away | 113 m² | 135 m² | +22 m² +19% | 2024 |
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| 285a, Sydenham Road104 m away | 62 m² | 84 m² | +22 m² +35% | 2022 |
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| 39, Adamsrill Road244 m away | 35 m² | 57 m² | +22 m² +63% | 2019 |
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| 23, Champion Road132 m away | 61 m² | 83 m² | +22 m² +36% | 2016 |
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| 43, Tannsfeld Road662 m away | 125 m² | 147 m² | +22 m² +18% | 2016 |
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| 88, Tannsfeld Road757 m away | 121 m² | 143 m² | +22 m² +18% | 2011 |
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| 91a, Sydenham Road585 m away | 74 m² | 95 m² | +21 m² +28% | 2025 |
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| 11, Broseley Grove480 m away | 71 m² | 92 m² | +21 m² +30% | 2024 |
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| 75b, Sydenham Road585 m away | 49 m² | 70 m² | +21 m² +43% | 2024 |
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| 11a, Silverdale799 m away | 79 m² | 100 m² | +21 m² +27% | 2024 |
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| 74, Wiverton Road917 m away | 129 m² | 150 m² | +21 m² +16% | 2024 |
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| 22, Princethorpe Road505 m away | 140 m² | 161 m² | +21 m² +15% | 2022 |
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| 13, Elvino Road554 m away | 100 m² | 121 m² | +21 m² +21% | 2022 |
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| 19, Sunnydene Street72 m away | 82 m² | 103 m² | +21 m² +26% | 2020 |
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| 115, Newlands Park813 m away | 69 m² | 90 m² | +21 m² +30% | 2018 |
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| 176, Firhill Road940 m away | 78 m² | 99 m² | +21 m² +27% | 2013 |
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| 78, Fairlawn Park391 m away | 36 m² | 56 m² | +20 m² +56% | 2024 |
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| Flat 39, Lucas Court, Winchfield Road429 m away | 55 m² | 75 m² | +20 m² +36% | 2024 |
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| 81a, Kent House Road411 m away | 128 m² | 148 m² | +20 m² +16% | 2023 |
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| 58, Byne Road974 m away | 128 m² | 148 m² | +20 m² +16% | 2023 |
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| 218, Perry Rise427 m away | 84 m² | 104 m² | +20 m² +24% | 2021 |
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| Flat 7, 1, Recreation Road699 m away | 88 m² | 108 m² | +20 m² +23% | 2021 |
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| 23, Lyric Mews730 m away | 41 m² | 61 m² | +20 m² +49% | 2021 |
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| 281, Sydenham Road104 m away | 55 m² | 75 m² | +20 m² +36% | 2020 |
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| 41a, Bishopsthorpe Road413 m away | 85 m² | 105 m² | +20 m² +24% | 2020 |
|---|
| 169, Firhill Road926 m away | 119 m² | 139 m² | +20 m² +17% | 2018 |
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| 3, Highclere Street47 m away | 60 m² | 80 m² | +20 m² +33% | 2017 |
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| 37a, Queenswood Road501 m away | 49 m² | 69 m² | +20 m² +41% | 2011 |
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| 11, Houston Road859 m away | 126 m² | 145 m² | +19 m² +15% | 2025 |
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| 93, Perry Rise463 m away | 62 m² | 81 m² | +19 m² +31% | 2024 |
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| 38, Larkbere Road108 m away | 77 m² | 96 m² | +19 m² +25% | 2022 |
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| 12, Knighton Park Road395 m away | 105 m² | 124 m² | +19 m² +18% | 2014 |
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| 69, Houston Road851 m away | 82 m² | 101 m² | +19 m² +23% | 2014 |
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| Flat D, 19, Kinver Road837 m away | 97 m² | 116 m² | +19 m² +20% | 2010 |
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| 33, Adamsrill Road244 m away | 73 m² | 91 m² | +18 m² +25% | 2025 |
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| 29, Worsley Bridge Road726 m away | 49 m² | 67 m² | +18 m² +37% | 2025 |
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| 33, Worsley Bridge Road726 m away | 48 m² | 66 m² | +18 m² +38% | 2025 |
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| 55, Otterden Street880 m away | 99 m² | 117 m² | +18 m² +18% | 2024 |
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| 35a, Champion Road132 m away | 49 m² | 67 m² | +18 m² +37% | 2023 |
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| 111, Perry Rise463 m away | 76 m² | 94 m² | +18 m² +24% | 2023 |
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| 89, Houston Road851 m away | 67 m² | 85 m² | +18 m² +27% | 2021 |
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| 196, Perry Rise427 m away | 96 m² | 114 m² | +18 m² +19% | 2018 |
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| 4, Grace Path797 m away | 60 m² | 78 m² | +18 m² +30% | 2016 |
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| Flat 26, Deepdene Point, Dacres Estate595 m away | 45 m² | 63 m² | +18 m² +40% | 2015 |
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| 21, Hennel Close924 m away | 76 m² | 94 m² | +18 m² +24% | 2014 |
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| 149, Firhill Road940 m away | 77 m² | 95 m² | +18 m² +23% | 2014 |
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| 46, Adamsrill Road248 m away | 92 m² | 109 m² | +17 m² +18% | 2025 |
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| 87, Selworthy Road906 m away | 80 m² | 97 m² | +17 m² +21% | 2025 |
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| 49, Mayow Road526 m away | 96 m² | 113 m² | +17 m² +18% | 2024 |
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