Finding extended homes…
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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 GU22 7UB
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 |
|---|---|---|---|---|
| Mapledown, Wych Hill Lane388 m away | 153 m² | 360 m² | +207 m² +135% | 2020 |
| Tresanton, Wych Hill Way502 m away | 133 m² | 305 m² | +172 m² +129% | 2026 |
| 20, Turnoak Avenue479 m away | 98 m² | 221 m² | +123 m² +126% | 2024 |
| Verona, Hook Heath Road902 m away | 145 m² | 267 m² | +122 m² +84% | 2016 |
| 5, Claremont Drive465 m away | 106 m² | 225 m² | +119 m² +112% | 2013 |
| 57, Egley Road765 m away | 109 m² | 226 m² | +117 m² +107% | 2023 |
| 153, Hawthorn Road626 m away | 86 m² | 199 m² | +113 m² +131% | 2021 |
| 29a, Mount Hermon Road121 m away | 120 m² | 232 m² | +112 m² +93% | 2016 |
| 8, Old Hill810 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.
| 113 m² |
| 220 m² |
| +107 m² +95% |
| 2021 |
| Kennedy, Blackbridge Road663 m away | 106 m² | 212 m² | +106 m² +100% | 2022 |
|---|
| 56, York Road202 m away | 100 m² | 201 m² | +101 m² +101% | 2015 |
|---|
| 46, Brewery Road926 m away | 159 m² | 259 m² | +100 m² +63% | 2024 |
|---|
| Whiteoaks, Wych Hill Way502 m away | 108 m² | 202 m² | +94 m² +87% | 2020 |
|---|
| 7, Kingsway591 m away | 96 m² | 186 m² | +90 m² +94% | 2026 |
|---|
| 15, Old Hill810 m away | 124 m² | 214 m² | +90 m² +73% | 2025 |
|---|
| Bedford Cottage, Egley Road473 m away | 92 m² | 182 m² | +90 m² +98% | 2024 |
|---|
| Oak Cottage, Wych Hill Lane377 m away | 260 m² | 349 m² | +89 m² +34% | 2023 |
|---|
| 155, Hawthorn Road626 m away | 86 m² | 175 m² | +89 m² +103% | 2021 |
|---|
| 32, Westfield Avenue955 m away | 63 m² | 150 m² | +87 m² +138% | 2022 |
|---|
| 19, Westfield Avenue955 m away | 79 m² | 165 m² | +86 m² +109% | 2017 |
|---|
| 35, Hillside955 m away | 104 m² | 190 m² | +86 m² +83% | 2014 |
|---|
| 4, De Lara Way445 m away | 87 m² | 172 m² | +85 m² +98% | 2015 |
|---|
| 40, Brewery Road926 m away | 101 m² | 183 m² | +82 m² +81% | 2016 |
|---|
| Gerena, Cinder Path635 m away | 144 m² | 225 m² | +81 m² +56% | 2024 |
|---|
| The Elms, Guildford Road273 m away | 83 m² | 163 m² | +80 m² +96% | 2011 |
|---|
| 12, Turnoak Avenue479 m away | 89 m² | 168 m² | +79 m² +89% | 2014 |
|---|
| 8, Turnoak Avenue479 m away | 142 m² | 215 m² | +73 m² +51% | 2026 |
|---|
| 20, Arthurs Bridge Road903 m away | 57 m² | 128 m² | +71 m² +125% | 2019 |
|---|
| 9, Old Hill810 m away | 73 m² | 143 m² | +70 m² +96% | 2021 |
|---|
| 27, Hawthorn Road942 m away | 79 m² | 149 m² | +70 m² +89% | 2016 |
|---|
| Penshurst, Blackbridge Road663 m away | 78 m² | 147 m² | +69 m² +88% | 2024 |
|---|
| 37, Egley Road765 m away | 83 m² | 152 m² | +69 m² +83% | 2011 |
|---|
| Hassocks, West Hill Road259 m away | 141 m² | 208 m² | +67 m² +48% | 2018 |
|---|
| 6, Horsell Moor903 m away | 64 m² | 130 m² | +66 m² +103% | 2024 |
|---|
| 72, Kingsway571 m away | 102 m² | 168 m² | +66 m² +65% | 2020 |
|---|
| 6a, Chestnut Grove933 m away | 93 m² | 158 m² | +65 m² +70% | 2014 |
|---|
| 110, Hawthorn Road579 m away | 65 m² | 127 m² | +62 m² +95% | 2022 |
|---|
| Holdacre, Wych Hill Lane274 m away | 210 m² | 271 m² | +61 m² +29% | 2017 |
|---|
| Violet Haze, Blackbridge Road630 m away | 128 m² | 188 m² | +60 m² +47% | 2025 |
|---|
| Lindsay Cottage, Guildford Road273 m away | 119 m² | 179 m² | +60 m² +50% | 2021 |
|---|
| Gifford, Guildford Lane403 m away | 143 m² | 203 m² | +60 m² +42% | 2014 |
|---|
| 15, Howards Road989 m away | 74 m² | 131 m² | +57 m² +77% | 2025 |
|---|
| 5, White Rose Lane941 m away | 184 m² | 241 m² | +57 m² +31% | 2023 |
|---|
| 8, Kingsway591 m away | 95 m² | 152 m² | +57 m² +60% | 2019 |
|---|
| Anglebury, Kingsway Avenue537 m away | 164 m² | 220 m² | +56 m² +34% | 2016 |
|---|
| 20, Brewery Road926 m away | 70 m² | 126 m² | +56 m² +80% | 2012 |
|---|
| 109, Hawthorn Road579 m away | 103 m² | 158 m² | +55 m² +53% | 2021 |
|---|
| 3, Beacon Hill980 m away | 137 m² | 192 m² | +55 m² +40% | 2015 |
|---|
| 35, York Road271 m away | 151 m² | 205 m² | +54 m² +36% | 2026 |
|---|
| 16, Vale Farm Road786 m away | 125 m² | 178 m² | +53 m² +42% | 2022 |
|---|
| 6, Guildford Road633 m away | 41 m² | 93 m² | +52 m² +127% | 2009 |
|---|
| Brampton Down, West Hill Road259 m away | 249 m² | 298 m² | +49 m² +20% | 2024 |
|---|
| 22, Hillside955 m away | 120 m² | 169 m² | +49 m² +41% | 2022 |
|---|
| 66, Granville Road998 m away | 66 m² | 114 m² | +48 m² +73% | 2020 |
|---|
| 5, Fircroft Close669 m away | 86 m² | 134 m² | +48 m² +56% | 2015 |
|---|
| 24, Orchard Mains729 m away | 96 m² | 144 m² | +48 m² +50% | 2014 |
|---|
| 2, Sycamore Avenue706 m away | 120 m² | 167 m² | +47 m² +39% | 2025 |
|---|
| 35, Mount Hermon Road236 m away | 241 m² | 288 m² | +47 m² +20% | 2022 |
|---|
| Fernhill, Fernhill Lane806 m away | 308 m² | 355 m² | +47 m² +15% | 2012 |
|---|
| 18, Vale Farm Road786 m away | 133 m² | 178 m² | +45 m² +34% | 2022 |
|---|
| Ashwood, St Catherines889 m away | 149 m² | 194 m² | +45 m² +30% | 2019 |
|---|
| 45, Horsell Moor838 m away | 40 m² | 85 m² | +45 m² +113% | 2017 |
|---|
| 142, Goldsworth Road671 m away | 71 m² | 116 m² | +45 m² +63% | 2009 |
|---|
| 68, Hawthorn Road760 m away | 86 m² | 130 m² | +44 m² +51% | 2022 |
|---|
| 3, The Rise, Elm Road482 m away | 87 m² | 130 m² | +43 m² +49% | 2025 |
|---|
| Little Dean, Cavendish Road407 m away | 153 m² | 195 m² | +42 m² +27% | 2026 |
|---|
| 98, Kingsway585 m away | 77 m² | 119 m² | +42 m² +55% | 2026 |
|---|
| 23, Hillside955 m away | 97 m² | 139 m² | +42 m² +43% | 2024 |
|---|
| 13, Langley Walk0 m away | 91 m² | 132 m² | +41 m² +45% | 2026 |
|---|
| High Reach, Wych Hill610 m away | 153 m² | 194 m² | +41 m² +27% | 2024 |
|---|
| 29, Kingsway538 m away | 110 m² | 150 m² | +40 m² +36% | 2016 |
|---|
| 16, Lampeter Close274 m away | 71 m² | 110 m² | +39 m² +55% | 2026 |
|---|
| 18, Arthurs Bridge Road903 m away | 70 m² | 108 m² | +38 m² +54% | 2022 |
|---|
| Flat 5, 145, York Road316 m away | 46 m² | 84 m² | +38 m² +83% | 2018 |
|---|
| Flat 114, Centrium, Station Approach776 m away | 66 m² | 104 m² | +38 m² +58% | 2008 |
|---|
| 2, The Beeches, Wych Hill Lane388 m away | 103 m² | 140 m² | +37 m² +36% | 2020 |
|---|
| The Hollies, Cinder Path635 m away | 158 m² | 195 m² | +37 m² +23% | 2020 |
|---|
| 16, Wilders Close871 m away | 69 m² | 106 m² | +37 m² +54% | 2015 |
|---|
| 2, Orchard Mains729 m away | 139 m² | 174 m² | +35 m² +25% | 2022 |
|---|
| 15, South View Court481 m away | 37 m² | 72 m² | +35 m² +95% | 2014 |
|---|
| 35, Arthurs Bridge Road903 m away | 61 m² | 96 m² | +35 m² +57% | 2014 |
|---|
| 5, Kingfield Gardens951 m away | 64 m² | 99 m² | +35 m² +55% | 2013 |
|---|
| Flat 24, Park Heights, Constitution Hill404 m away | 40 m² | 74 m² | +34 m² +85% | 2020 |
|---|
| Hill Cottage, Wych Hill Rise623 m away | 50 m² | 83 m² | +33 m² +66% | 2020 |
|---|
| 22, Old Hill810 m away | 86 m² | 119 m² | +33 m² +38% | 2020 |
|---|
| 22, Evelyn Close538 m away | 126 m² | 159 m² | +33 m² +26% | 2017 |
|---|
| 4, Beacon Hill980 m away | 168 m² | 201 m² | +33 m² +20% | 2015 |
|---|
| Flat 10, Centrium, Station Approach775 m away | 102 m² | 134 m² | +32 m² +31% | 2020 |
|---|
| 18, Wych Hill Park288 m away | 33 m² | 65 m² | +32 m² +97% | 2019 |
|---|
| 78, Kingsway571 m away | 77 m² | 109 m² | +32 m² +42% | 2016 |
|---|
| 192, Goldsworth Road660 m away | 120 m² | 152 m² | +32 m² +27% | 2012 |
|---|
| Flat 3, Oliver House, 30, Guildford Road538 m away | 41 m² | 72 m² | +31 m² +76% | 2025 |
|---|
| Flat 9, Oliver House, 30, Guildford Road538 m away | 41 m² | 72 m² | +31 m² +76% | 2025 |
|---|
| 59, Kingsway571 m away | 103 m² | 134 m² | +31 m² +30% | 2024 |
|---|
| 5, Evelyn Close538 m away | 111 m² | 142 m² | +31 m² +28% | 2019 |
|---|
| Flat 23, Nankeville Court, Guildford Road581 m away | 65 m² | 95 m² | +30 m² +46% | 2025 |
|---|
| 1, Kingfield House, Elmbridge Lane805 m away | 49 m² | 79 m² | +30 m² +61% | 2025 |
|---|
| 12, Woodlands460 m away | 67 m² | 97 m² | +30 m² +45% | 2024 |
|---|
| 139, York Road187 m away | 192 m² | 222 m² | +30 m² +16% | 2020 |
|---|
| 24, Old Hill810 m away | 100 m² | 130 m² | +30 m² +30% | 2020 |
|---|
| 71, Queen Elizabeth Way882 m away | 87 m² | 117 m² | +30 m² +34% | 2020 |
|---|
| 29, Oaks Road703 m away | 81 m² | 110 m² | +29 m² +36% | 2024 |
|---|
| 65, York Road271 m away | 68 m² | 97 m² | +29 m² +43% | 2020 |
|---|
| 30, Woodlands460 m away | 113 m² | 142 m² | +29 m² +26% | 2016 |
|---|
| 41, Royal Oak Road543 m away | 80 m² | 108 m² | +28 m² +35% | 2026 |
|---|
| Flat 9, Abingdon Court, 9, Heathside Road855 m away | 50 m² | 78 m² | +28 m² +56% | 2026 |
|---|
| 48, Horsell Moor838 m away | 112 m² | 140 m² | +28 m² +25% | 2023 |
|---|
| 57, Kingsway571 m away | 99 m² | 127 m² | +28 m² +28% | 2022 |
|---|
| 9, Ash Road820 m away | 87 m² | 115 m² | +28 m² +32% | 2021 |
|---|
| 61, Queen Elizabeth Way882 m away | 87 m² | 115 m² | +28 m² +32% | 2021 |
|---|
| 14, Hawthorn Close588 m away | 67 m² | 95 m² | +28 m² +42% | 2017 |
|---|
| 1, Park Drive608 m away | 88 m² | 116 m² | +28 m² +32% | 2015 |
|---|
| 90, Kingsway571 m away | 94 m² | 122 m² | +28 m² +30% | 2013 |
|---|
| 2, Midhope Gardens127 m away | 77 m² | 104 m² | +27 m² +35% | 2025 |
|---|
| 8, Westfield Avenue955 m away | 103 m² | 130 m² | +27 m² +26% | 2025 |
|---|
| Woodleigh, Wych Hill Lane377 m away | 144 m² | 171 m² | +27 m² +19% | 2024 |
|---|
| 21, Chestnut Grove933 m away | 99 m² | 126 m² | +27 m² +27% | 2023 |
|---|
| Flat 61, Cardinal Place, Guildford Road612 m away | 35 m² | 62 m² | +27 m² +77% | 2022 |
|---|
| 154, Goldsworth Road671 m away | 101 m² | 128 m² | +27 m² +27% | 2019 |
|---|
| 83, Kingsway585 m away | 110 m² | 137 m² | +27 m² +25% | 2013 |
|---|
| 1, Goldsmiths Close753 m away | 82 m² | 108 m² | +26 m² +32% | 2025 |
|---|
| 7, Langley Walk0 m away | 104 m² | 130 m² | +26 m² +25% | 2019 |
|---|
| 6, Fircroft Close669 m away | 82 m² | 108 m² | +26 m² +32% | 2015 |
|---|
| Shrubbery Cottage, Triggs Lane477 m away | 75 m² | 100 m² | +25 m² +33% | 2023 |
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| Beech Tree House, West Hill Road259 m away | 125 m² | 150 m² | +25 m² +20% | 2021 |
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| 9, Radstone Court709 m away | 75 m² | 100 m² | +25 m² +33% | 2021 |
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| Autumn, Wych Hill610 m away | 161 m² | 186 m² | +25 m² +16% | 2020 |
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| Flat 105, Centrium, Station Approach776 m away | 85 m² | 110 m² | +25 m² +29% | 2019 |
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| Kesteven, Guildford Road299 m away | 146 m² | 171 m² | +25 m² +17% | 2015 |
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| 71, Vale Farm Road758 m away | 74 m² | 99 m² | +25 m² +34% | 2012 |
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| 26, High Street866 m away | 42 m² | 66 m² | +24 m² +57% | 2024 |
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| 57, Horsell Moor801 m away | 94 m² | 118 m² | +24 m² +26% | 2022 |
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| 10, Ashdown Close237 m away | 130 m² | 154 m² | +24 m² +18% | 2020 |
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| Flat 94, Cardinal Place, Guildford Road612 m away | 43 m² | 67 m² | +24 m² +56% | 2012 |
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| Flat 181, Centrium, Station Approach775 m away | 83 m² | 106 m² | +23 m² +28% | 2024 |
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| 6, Lampeter Close274 m away | 77 m² | 100 m² | +23 m² +30% | 2023 |
|---|
| 61, York Road271 m away | 83 m² | 106 m² | +23 m² +28% | 2022 |
|---|
| 17, Beacon Hill980 m away | 148 m² | 171 m² | +23 m² +16% | 2016 |
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| 20, Cavendish Road407 m away | 70 m² | 93 m² | +23 m² +33% | 2015 |
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| 21, Queen Elizabeth Way882 m away | 120 m² | 143 m² | +23 m² +19% | 2014 |
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| Lowlands, Blackbridge Road663 m away | 120 m² | 142 m² | +22 m² +18% | 2020 |
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| 13, The Rise, Elm Road482 m away | 93 m² | 115 m² | +22 m² +24% | 2018 |
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| 39, Westfield Avenue955 m away | 113 m² | 134 m² | +21 m² +19% | 2025 |
|---|
| 53b, Mabel Street769 m away | 83 m² | 104 m² | +21 m² +25% | 2023 |
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| Brantford, Blackbridge Road663 m away | 89 m² | 110 m² | +21 m² +24% | 2022 |
|---|
| 119a, Vale Farm Road702 m away | 45 m² | 66 m² | +21 m² +47% | 2013 |
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| 61, Ash Road685 m away | 49 m² | 69 m² | +20 m² +41% | 2024 |
|---|
| Flat 96, Homebeech House, Mount Hermon Road339 m away | 19 m² | 39 m² | +20 m² +105% | 2023 |
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| 52, Royal Oak Road520 m away | 86 m² | 106 m² | +20 m² +23% | 2021 |
|---|
| Flat 17, Cardinal Place, Guildford Road612 m away | 66 m² | 86 m² | +20 m² +30% | 2021 |
|---|
| Flat 8, Vantage Court, 100, Goldsworth Road652 m away | 106 m² | 126 m² | +20 m² +19% | 2021 |
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| Flat 8, Holly Lodge, Heathside Crescent974 m away | 67 m² | 87 m² | +20 m² +30% | 2021 |
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| 119, Vale Farm Road702 m away | 37 m² | 57 m² | +20 m² +54% | 2020 |
|---|
| 30, Belgrave Manor98 m away | 31 m² | 51 m² | +20 m² +65% | 2019 |
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| Flat 125, Centrium, Station Approach775 m away | 51 m² | 71 m² | +20 m² +39% | 2019 |
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| 56, Granville Road998 m away | 68 m² | 88 m² | +20 m² +29% | 2019 |
|---|
| 8, Silversmiths Way779 m away | 86 m² | 106 m² | +20 m² +23% | 2014 |
|---|
| Leeward, Mount Hermon Road227 m away | 77 m² | 96 m² | +19 m² +25% | 2026 |
|---|
| 4, Birch Close680 m away | 70 m² | 89 m² | +19 m² +27% | 2024 |
|---|
| 4, Tamerton Square158 m away | 118 m² | 137 m² | +19 m² +16% | 2022 |
|---|
| West Hill Lodge, West Hill Road259 m away | 126 m² | 145 m² | +19 m² +15% | 2022 |
|---|
| 14, Wilders Close871 m away | 85 m² | 104 m² | +19 m² +22% | 2022 |
|---|
| 10, Everlands Close235 m away | 93 m² | 112 m² | +19 m² +20% | 2020 |
|---|
| 54a, Horsell Moor838 m away | 64 m² | 83 m² | +19 m² +30% | 2020 |
|---|
| 7, Triggs Close467 m away | 83 m² | 102 m² | +19 m² +23% | 2014 |
|---|
| 14, Lampeter Close274 m away | 76 m² | 95 m² | +19 m² +25% | 2011 |
|---|
| 5, Kingfield Drive844 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
|---|
| 26, Elmbridge Lane974 m away | 92 m² | 110 m² | +18 m² +20% | 2026 |
|---|
| Flat 2, Tac China Fish Bar, 207, Goldsworth Road717 m away | 43 m² | 61 m² | +18 m² +42% | 2023 |
|---|
| 42, Hillview Court548 m away | 67 m² | 85 m² | +18 m² +27% | 2020 |
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| 11, Apple Trees Place692 m away | 30 m² | 48 m² | +18 m² +60% | 2020 |
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| 7, Brambledene Close725 m away | 91 m² | 109 m² | +18 m² +20% | 2019 |
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| 12, Azalea Court343 m away | 34 m² | 52 m² | +18 m² +53% | 2018 |
|---|
| 25, Royal Oak Road543 m away | 84 m² | 101 m² | +17 m² +20% | 2024 |
|---|
| 12, Thorsden Court352 m away | 99 m² | 116 m² | +17 m² +17% | 2022 |
|---|
| Flat 42, Park Heights, Constitution Hill404 m away | 60 m² | 77 m² | +17 m² +28% | 2022 |
|---|
| Flat 11, The Exchange, Oriental Road844 m away | 49 m² | 66 m² | +17 m² +35% | 2022 |
|---|
| 19, Vale Farm Road786 m away | 104 m² | 121 m² | +17 m² +16% | 2021 |
|---|
| Brummell, White Rose Lane786 m away | 94 m² | 111 m² | +17 m² +18% | 2021 |
|---|
| Flat 37, The Exchange, Oriental Road844 m away | 65 m² | 82 m² | +17 m² +26% | 2021 |
|---|
| 31, Ellingham, Midhope Road197 m away | 31 m² | 48 m² | +17 m² +55% | 2020 |
|---|
| Flat 96, Centrium, Station Approach776 m away | 55 m² | 72 m² | +17 m² +31% | 2019 |
|---|
| 13, Thorsden Court352 m away | 100 m² | 117 m² | +17 m² +17% | 2013 |
|---|
| Sunningdale, Wych Hill Lane388 m away | 73 m² | 90 m² | +17 m² +23% | 2013 |
|---|
| 77, Hawthorn Road579 m away | 85 m² | 102 m² | +17 m² +20% | 2011 |
|---|
| 28, Woodlands460 m away | 101 m² | 117 m² | +16 m² +16% | 2026 |
|---|
| 5, Langley Walk0 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
|---|
| 27, Cavendish Road407 m away | 86 m² | 102 m² | +16 m² +19% | 2025 |
|---|
| Fox Oak, Blackbridge Road663 m away | 103 m² | 119 m² | +16 m² +16% | 2025 |
|---|
| 6, Goldsmiths Close753 m away | 81 m² | 97 m² | +16 m² +20% | 2024 |
|---|
| Flat 89, Centrium, Station Approach776 m away | 53 m² | 69 m² | +16 m² +30% | 2024 |
|---|
| Flat 5, Chataway House, Bradfield Close523 m away | 73 m² | 89 m² | +16 m² +22% | 2023 |
|---|
| 48a, Brewery Road926 m away | 95 m² | 111 m² | +16 m² +17% | 2013 |
|---|
| 9, Lampeter House, Mount Hermon Road196 m away | 71 m² | 86 m² | +15 m² +21% | 2026 |
|---|
| 67, Wych Hill Park264 m away | 63 m² | 78 m² | +15 m² +24% | 2024 |
|---|
| 18, Ash Road686 m away | 87 m² | 102 m² | +15 m² +17% | 2022 |
|---|
| Flat 66, Centrium, Station Approach775 m away | 66 m² | 81 m² | +15 m² +23% | 2021 |
|---|
| Flat 45, The Exchange, Oriental Road844 m away | 65 m² | 80 m² | +15 m² +23% | 2019 |
|---|
| Flat 6, Beech House, Sycamore Avenue645 m away | 53 m² | 68 m² | +15 m² +28% | 2018 |
|---|
| 24, High Street866 m away | 22 m² | 37 m² | +15 m² +68% | 2018 |
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