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 CR2 0PR
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 |
|---|---|---|---|---|
| 37, West Hill778 m away | 175 m² | 369 m² | +194 m² +111% | 2025 |
| 8, High Beech730 m away | 159 m² | 314 m² | +155 m² +97% | 2023 |
| 30, Haling Park Road694 m away | 196 m² | 326 m² | +130 m² +66% | 2026 |
| 12, Sandhurst Close811 m away | 235 m² | 365 m² | +130 m² +55% | 2015 |
| 36, West Hill782 m away | 144 m² | 259 m² | +115 m² +80% | 2019 |
| 15, Knighton Close903 m away | 110 m² | 223 m² | +113 m² +103% | 2023 |
| 43, Croham Manor Road938 m away | 202 m² | 313 m² | +111 m² +55% | 2016 |
| 13, The Ridge Way957 m away | 90 m² | 195 m² | +105 m² +117% | 2024 |
| 7, Croham Close583 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.
| 222 m² |
| +92 m² +71% |
| 2022 |
| 7, Croham Mount420 m away | 83 m² | 172 m² | +89 m² +107% | 2020 |
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| 16, Brambledown Road458 m away | 152 m² | 236 m² | +84 m² +55% | 2016 |
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| 101, Blenheim Park Road674 m away | 109 m² | 190 m² | +81 m² +74% | 2023 |
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| 21a, West Hill778 m away | 236 m² | 315 m² | +79 m² +33% | 2019 |
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| 21, Barnfield Road841 m away | 127 m² | 202 m² | +75 m² +59% | 2026 |
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| 52, West Hill782 m away | 133 m² | 207 m² | +74 m² +56% | 2026 |
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| 42, Norman Avenue801 m away | 95 m² | 169 m² | +74 m² +78% | 2023 |
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| 1, East Hill944 m away | 182 m² | 255 m² | +73 m² +40% | 2026 |
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| 23, Edgar Road606 m away | 68 m² | 141 m² | +73 m² +107% | 2025 |
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| 60, Croham Manor Road662 m away | 161 m² | 229 m² | +68 m² +42% | 2023 |
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| 48, Blenheim Park Road480 m away | 168 m² | 236 m² | +68 m² +40% | 2018 |
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| 67, Beechwood Road626 m away | 193 m² | 260 m² | +67 m² +35% | 2016 |
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| 9, Edgar Road606 m away | 121 m² | 187 m² | +66 m² +55% | 2021 |
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| 53, Edgar Road606 m away | 119 m² | 183 m² | +64 m² +54% | 2024 |
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| 34, Chelsham Road417 m away | 60 m² | 122 m² | +62 m² +103% | 2015 |
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| 65, Mount Park Avenue969 m away | 118 m² | 179 m² | +61 m² +52% | 2015 |
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| 64, Sussex Road574 m away | 44 m² | 104 m² | +60 m² +136% | 2015 |
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| 11, Glossop Road380 m away | 93 m² | 153 m² | +60 m² +65% | 2013 |
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| 112, Mayfield Road305 m away | 152 m² | 211 m² | +59 m² +39% | 2023 |
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| 23b, St Augustines Avenue403 m away | 286 m² | 345 m² | +59 m² +21% | 2015 |
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| 80, Mount Park Avenue966 m away | 101 m² | 159 m² | +58 m² +57% | 2024 |
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| 28, Beechwood Road652 m away | 209 m² | 267 m² | +58 m² +28% | 2022 |
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| 83a, Croham Manor Road645 m away | 210 m² | 267 m² | +57 m² +27% | 2020 |
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| 386, Brighton Road350 m away | 103 m² | 159 m² | +56 m² +54% | 2018 |
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| 22, Beechwood Road652 m away | 220 m² | 275 m² | +55 m² +25% | 2024 |
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| 2, Pampisford Cottages, Culmington Road643 m away | 66 m² | 120 m² | +54 m² +82% | 2014 |
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| 19, Knighton Close903 m away | 70 m² | 122 m² | +52 m² +74% | 2017 |
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| 14, Croham Close583 m away | 105 m² | 156 m² | +51 m² +49% | 2026 |
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| 16, Croham Mount420 m away | 71 m² | 120 m² | +49 m² +69% | 2025 |
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| 2, Rockhampton Road631 m away | 88 m² | 137 m² | +49 m² +56% | 2025 |
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| 421, Selsdon Road521 m away | 136 m² | 184 m² | +48 m² +35% | 2024 |
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| 3, Kendra Hall Road845 m away | 70 m² | 118 m² | +48 m² +69% | 2009 |
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| 44, Norman Avenue801 m away | 95 m² | 142 m² | +47 m² +49% | 2024 |
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| 3a, Junction Road828 m away | 63 m² | 110 m² | +47 m² +75% | 2010 |
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| 13, Churchill Road300 m away | 90 m² | 136 m² | +46 m² +51% | 2025 |
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| 65, Grange Road795 m away | 95 m² | 141 m² | +46 m² +48% | 2024 |
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| 86, Churchill Road432 m away | 71 m² | 117 m² | +46 m² +65% | 2018 |
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| 29, Heathhurst Road505 m away | 222 m² | 268 m² | +46 m² +21% | 2015 |
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| 22, Elmfield Way931 m away | 103 m² | 148 m² | +45 m² +44% | 2019 |
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| 40, Glossop Road381 m away | 145 m² | 189 m² | +44 m² +30% | 2026 |
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| 40, Kingsdown Avenue590 m away | 42 m² | 86 m² | +44 m² +105% | 2013 |
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| 17, Dornton Road915 m away | 143 m² | 186 m² | +43 m² +30% | 2025 |
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| 15, The Ridge Way957 m away | 142 m² | 185 m² | +43 m² +30% | 2019 |
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| 68, Chelsham Road417 m away | 203 m² | 246 m² | +43 m² +21% | 2014 |
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| 35a, Mayfield Road479 m away | 74 m² | 116 m² | +42 m² +57% | 2018 |
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| 82, St Peters Street979 m away | 57 m² | 98 m² | +41 m² +72% | 2023 |
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| 24, Kingsdown Avenue590 m away | 96 m² | 137 m² | +41 m² +43% | 2022 |
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| 309, Selsdon Road564 m away | 89 m² | 130 m² | +41 m² +46% | 2021 |
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| 348, Brighton Road319 m away | 98 m² | 138 m² | +40 m² +41% | 2024 |
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| 67, Mayfield Road313 m away | 180 m² | 220 m² | +40 m² +22% | 2023 |
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| 9, Avondale Road429 m away | 93 m² | 133 m² | +40 m² +43% | 2022 |
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| 409, Selsdon Road521 m away | 119 m² | 159 m² | +40 m² +34% | 2021 |
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| 79, Chelsham Road397 m away | 78 m² | 117 m² | +39 m² +50% | 2026 |
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| 53, Purley Oaks Road720 m away | 117 m² | 156 m² | +39 m² +33% | 2021 |
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| Flat 4, 29, Dornton Road915 m away | 59 m² | 98 m² | +39 m² +66% | 2019 |
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| 37, Churchill Road300 m away | 83 m² | 122 m² | +39 m² +47% | 2016 |
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| 40, Mount Park Avenue744 m away | 113 m² | 152 m² | +39 m² +35% | 2014 |
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| 13, Coningsby Road790 m away | 99 m² | 138 m² | +39 m² +39% | 2011 |
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| 73, Kingsdown Avenue797 m away | 116 m² | 154 m² | +38 m² +33% | 2026 |
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| 11c, Moreton Road995 m away | 60 m² | 98 m² | +38 m² +63% | 2026 |
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| 10, Norman Avenue801 m away | 100 m² | 138 m² | +38 m² +38% | 2022 |
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| 34, Norman Avenue801 m away | 118 m² | 155 m² | +37 m² +31% | 2022 |
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| Flat 11, Lime Tree Court, 12, Haling Park Road694 m away | 34 m² | 71 m² | +37 m² +109% | 2019 |
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| 88, Bynes Road0 m away | 38 m² | 74 m² | +36 m² +95% | 2022 |
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| 4, Elm Close551 m away | 102 m² | 137 m² | +35 m² +34% | 2025 |
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| 370, Brighton Road350 m away | 112 m² | 147 m² | +35 m² +31% | 2024 |
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| 7, Trinity Close842 m away | 155 m² | 190 m² | +35 m² +23% | 2024 |
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| 73a, Sussex Road696 m away | 30 m² | 65 m² | +35 m² +117% | 2023 |
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| Flat 5, Beech House, 229, Sanderstead Road458 m away | 66 m² | 101 m² | +35 m² +53% | 2019 |
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| 56, Croham Manor Road939 m away | 200 m² | 235 m² | +35 m² +18% | 2017 |
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| 152a, Brighton Road449 m away | 46 m² | 80 m² | +34 m² +74% | 2026 |
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| 166, Selsdon Road647 m away | 144 m² | 178 m² | +34 m² +24% | 2019 |
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| Flat 4, 2, Mayfield Road516 m away | 59 m² | 93 m² | +34 m² +58% | 2016 |
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| 15, Avondale Road429 m away | 66 m² | 100 m² | +34 m² +52% | 2011 |
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| 28, Mansfield Road364 m away | 44 m² | 77 m² | +33 m² +75% | 2024 |
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| 4, St Augustines Avenue247 m away | 99 m² | 132 m² | +33 m² +33% | 2023 |
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| 21, Chelsham Road397 m away | 70 m² | 103 m² | +33 m² +47% | 2022 |
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| 213, Brighton Road376 m away | 152 m² | 185 m² | +33 m² +22% | 2018 |
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| 81, Blenheim Park Road539 m away | 96 m² | 129 m² | +33 m² +34% | 2009 |
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| 30, Mayfield Road516 m away | 179 m² | 211 m² | +32 m² +18% | 2026 |
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| 15, Bynes Road141 m away | 70 m² | 102 m² | +32 m² +46% | 2024 |
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| 43, Purley Oaks Road676 m away | 125 m² | 157 m² | +32 m² +26% | 2022 |
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| 5, Norman Avenue870 m away | 100 m² | 131 m² | +31 m² +31% | 2026 |
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| 99, Grange Road795 m away | 101 m² | 132 m² | +31 m² +31% | 2024 |
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| 33, Dornton Road915 m away | 143 m² | 174 m² | +31 m² +22% | 2024 |
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| 35, Blenheim Park Road376 m away | 170 m² | 201 m² | +31 m² +18% | 2023 |
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| Flat 1, 48, Avondale Road484 m away | 60 m² | 91 m² | +31 m² +52% | 2023 |
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| 29, Mansfield Road397 m away | 80 m² | 111 m² | +31 m² +39% | 2021 |
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| 22, Selsdon Avenue642 m away | 90 m² | 120 m² | +30 m² +33% | 2026 |
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| 5, Kendall Avenue South904 m away | 168 m² | 198 m² | +30 m² +18% | 2024 |
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| 118, Churchill Road432 m away | 67 m² | 97 m² | +30 m² +45% | 2022 |
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| 77, Avondale Road303 m away | 55 m² | 85 m² | +30 m² +55% | 2018 |
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| 3, Mayfield Road479 m away | 40 m² | 70 m² | +30 m² +75% | 2012 |
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| Flat 2, 101, Selsdon Road705 m away | 62 m² | 92 m² | +30 m² +48% | 2011 |
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| 106, Brighton Road550 m away | 61 m² | 90 m² | +29 m² +48% | 2024 |
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| 26, Mount Park Avenue744 m away | 98 m² | 127 m² | +29 m² +30% | 2023 |
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| 5, Carlton Avenue383 m away | 143 m² | 172 m² | +29 m² +20% | 2022 |
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| 13, Haling Road704 m away | 33 m² | 62 m² | +29 m² +88% | 2022 |
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| 169, Bynes Road84 m away | 67 m² | 96 m² | +29 m² +43% | 2021 |
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| 23, Junction Road794 m away | 72 m² | 100 m² | +28 m² +39% | 2026 |
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| 332b, Brighton Road319 m away | 53 m² | 81 m² | +28 m² +53% | 2024 |
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| Flat 3, 26, Avondale Road484 m away | 47 m² | 75 m² | +28 m² +60% | 2024 |
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| 178, Pampisford Road717 m away | 58 m² | 86 m² | +28 m² +48% | 2016 |
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| 53, Newark Road482 m away | 115 m² | 142 m² | +27 m² +23% | 2024 |
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| 482a, Brighton Road588 m away | 38 m² | 65 m² | +27 m² +71% | 2024 |
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| 1, Hurst View Grange, 149, Pampisford Road816 m away | 40 m² | 67 m² | +27 m² +68% | 2022 |
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| 65, Avondale Road429 m away | 64 m² | 91 m² | +27 m² +42% | 2020 |
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| 9, Kingsdown Avenue631 m away | 152 m² | 179 m² | +27 m² +18% | 2015 |
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| 20, Crunden Road267 m away | 77 m² | 104 m² | +27 m² +35% | 2013 |
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| 33, Braemar Avenue617 m away | 44 m² | 70 m² | +26 m² +59% | 2026 |
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| 5916 m away | 39 m² | 65 m² | +26 m² +67% | 2026 |
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| 13a, Florence Road523 m away | 91 m² | 117 m² | +26 m² +29% | 2025 |
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| 32, Hurst View Road651 m away | 128 m² | 154 m² | +26 m² +20% | 2023 |
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| Flat 4, 28, Dornton Road853 m away | 32 m² | 58 m² | +26 m² +81% | 2019 |
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| Flat 3, Eva Court, 40, Normanton Road889 m away | 42 m² | 68 m² | +26 m² +62% | 2017 |
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| 3, Barnfield Road841 m away | 117 m² | 143 m² | +26 m² +22% | 2016 |
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| 56, St Augustines Avenue492 m away | 41 m² | 67 m² | +26 m² +63% | 2014 |
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| 22, Purley Oaks Road708 m away | 93 m² | 118 m² | +25 m² +27% | 2024 |
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| 46, West Hill782 m away | 162 m² | 187 m² | +25 m² +15% | 2023 |
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| Flat 1, 22, Dornton Road969 m away | 23 m² | 48 m² | +25 m² +109% | 2023 |
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| 51, Churchill Road300 m away | 83 m² | 108 m² | +25 m² +30% | 2020 |
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| Flat 1, 11, Harewood Road844 m away | 44 m² | 69 m² | +25 m² +57% | 2015 |
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| 87, Sanderstead Road98 m away | 114 m² | 138 m² | +24 m² +21% | 2026 |
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| 9, Haling Road704 m away | 61 m² | 85 m² | +24 m² +39% | 2025 |
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| Flat D, 244, Pampisford Road719 m away | 44 m² | 68 m² | +24 m² +55% | 2025 |
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| 168, Selsdon Road647 m away | 109 m² | 133 m² | +24 m² +22% | 2024 |
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| 106, Blenheim Park Road717 m away | 84 m² | 108 m² | +24 m² +29% | 2023 |
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| 61, Mayfield Road313 m away | 56 m² | 80 m² | +24 m² +43% | 2021 |
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| 176, Pampisford Road717 m away | 78 m² | 102 m² | +24 m² +31% | 2021 |
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| 40, Croham Manor Road939 m away | 148 m² | 172 m² | +24 m² +16% | 2020 |
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| 69, Brighton Road773 m away | 80 m² | 104 m² | +24 m² +30% | 2018 |
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| 145, Bynes Road84 m away | 67 m² | 91 m² | +24 m² +36% | 2015 |
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| 13, Reddington Close724 m away | 73 m² | 97 m² | +24 m² +33% | 2014 |
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| 3, Wisley Court796 m away | 48 m² | 72 m² | +24 m² +50% | 2014 |
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| 49, Haling Road704 m away | 88 m² | 111 m² | +23 m² +26% | 2023 |
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| 32a, Blenheim Park Road480 m away | 51 m² | 74 m² | +23 m² +45% | 2022 |
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| 43, Newark Road482 m away | 80 m² | 103 m² | +23 m² +29% | 2022 |
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| 11, Trinity Close842 m away | 141 m² | 164 m² | +23 m² +16% | 2021 |
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| 1, Vauxhall Gardens543 m away | 82 m² | 105 m² | +23 m² +28% | 2020 |
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| 35, Jarvis Road568 m away | 50 m² | 73 m² | +23 m² +46% | 2019 |
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| 39, Churchill Road300 m away | 52 m² | 74 m² | +22 m² +42% | 2025 |
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| 4, Knighton Close903 m away | 113 m² | 135 m² | +22 m² +19% | 2022 |
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| Flat 5, Ian Austin Mansions, 11a, Harewood Road844 m away | 73 m² | 95 m² | +22 m² +30% | 2020 |
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| 33, Croham Mount420 m away | 130 m² | 152 m² | +22 m² +17% | 2019 |
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| 64, Croham Manor Road662 m away | 146 m² | 168 m² | +22 m² +15% | 2013 |
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| 43a, Brighton Road965 m away | 39 m² | 61 m² | +22 m² +56% | 2010 |
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| 182, Pampisford Road717 m away | 70 m² | 92 m² | +22 m² +31% | 2009 |
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| Flat 19, Vantage Point, 174, Sanderstead Road555 m away | 32 m² | 53 m² | +21 m² +66% | 2024 |
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| 14, Upland Road917 m away | 56 m² | 77 m² | +21 m² +38% | 2022 |
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| 27, Grange Road578 m away | 86 m² | 107 m² | +21 m² +24% | 2021 |
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| 15, Chelsham Road397 m away | 66 m² | 87 m² | +21 m² +32% | 2016 |
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| 53, Essenden Road528 m away | 103 m² | 124 m² | +21 m² +20% | 2016 |
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| Flat 1, 155, Sanderstead Road458 m away | 49 m² | 69 m² | +20 m² +41% | 2026 |
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| 52, Braemar Avenue617 m away | 101 m² | 121 m² | +20 m² +20% | 2026 |
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| 95a, Selsdon Road862 m away | 45 m² | 65 m² | +20 m² +44% | 2024 |
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| 17, Mansfield Road397 m away | 108 m² | 128 m² | +20 m² +19% | 2023 |
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| Flat 7, Wimbourne Court, 15, Harewood Road844 m away | 46 m² | 66 m² | +20 m² +43% | 2021 |
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| Flat 1, 61, Avondale Road429 m away | 49 m² | 69 m² | +20 m² +41% | 2019 |
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| Flat 2, 2, Glossop Road381 m away | 36 m² | 56 m² | +20 m² +56% | 2012 |
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| 69, Blenheim Park Road451 m away | 23 m² | 43 m² | +20 m² +87% | 2010 |
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| 131, Bynes Road85 m away | 65 m² | 85 m² | +20 m² +31% | 2009 |
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| 55, Drovers Road990 m away | 74 m² | 93 m² | +19 m² +26% | 2025 |
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| 55, Mount Park Avenue969 m away | 112 m² | 131 m² | +19 m² +17% | 2024 |
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| 6, White Hill748 m away | 119 m² | 138 m² | +19 m² +16% | 2023 |
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| Flat 1, Hurstbourne Priors, 19, Harewood Road844 m away | 66 m² | 85 m² | +19 m² +29% | 2023 |
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| Flat 6, Aria House, 9, Haling Down Passage887 m away | 78 m² | 97 m² | +19 m² +24% | 2023 |
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| 60, Mount Park Avenue966 m away | 107 m² | 126 m² | +19 m² +18% | 2022 |
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| 104, Selsdon Road865 m away | 83 m² | 102 m² | +19 m² +23% | 2019 |
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| 504, Brighton Road750 m away | 40 m² | 59 m² | +19 m² +48% | 2018 |
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| Flat 1, 13, Dornton Road915 m away | 30 m² | 49 m² | +19 m² +63% | 2016 |
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| 8, Oakfield Court, 252, Pampisford Road768 m away | 31 m² | 50 m² | +19 m² +61% | 2011 |
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| 192c, Pampisford Road717 m away | 97 m² | 116 m² | +19 m² +20% | 2010 |
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| Flat 11, Qualia House, 137, Sanderstead Road246 m away | 63 m² | 81 m² | +18 m² +29% | 2025 |
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| Flat 2, 5, Beechwood Road626 m away | 56 m² | 74 m² | +18 m² +32% | 2023 |
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| Flat 8, Harlequin Court, 234, Pampisford Road717 m away | 60 m² | 78 m² | +18 m² +30% | 2022 |
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| Flat 5, 19, Normanton Road976 m away | 56 m² | 74 m² | +18 m² +32% | 2022 |
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| 11, Grange Road578 m away | 114 m² | 132 m² | +18 m² +16% | 2021 |
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| 37, Edgar Road606 m away | 41 m² | 59 m² | +18 m² +44% | 2021 |
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| Flat 1, Harlequin Court, 234, Pampisford Road717 m away | 41 m² | 59 m² | +18 m² +44% | 2020 |
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| Flat 3, Milford House, 198, Pampisford Road717 m away | 48 m² | 66 m² | +18 m² +38% | 2019 |
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| 279, Brighton Road186 m away | 101 m² | 119 m² | +18 m² +18% | 2014 |
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| 48, Sanderstead Road123 m away | 85 m² | 102 m² | +17 m² +20% | 2026 |
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| Flat 1, 78, Blenheim Crescent595 m away | 55 m² | 72 m² | +17 m² +31% | 2023 |
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| 2, Chancellor Gardens977 m away | 55 m² | 72 m² | +17 m² +31% | 2020 |
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| 20, Purley Oaks Road663 m away | 106 m² | 123 m² | +17 m² +16% | 2015 |
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| 61, Grange Road795 m away | 73 m² | 90 m² | +17 m² +23% | 2014 |
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| 55, Avondale Road429 m away | 63 m² | 80 m² | +17 m² +27% | 2010 |
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| Flat 1, Greendale Court, 39, Haling Park Road736 m away | 54 m² | 70 m² | +16 m² +30% | 2026 |
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| 62, Bynes Road0 m away | 64 m² | 80 m² | +16 m² +25% | 2025 |
|---|
| 440b, Brighton Road588 m away | 54 m² | 70 m² | +16 m² +30% | 2023 |
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| 16, Birchend Close751 m away | 38 m² | 54 m² | +16 m² +42% | 2023 |
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