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 RG9 2EG
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 |
|---|---|---|---|---|
| 4, Parkside574 m away | 311 m² | 497 m² | +186 m² +60% | 2026 |
| 71, Kings Road436 m away | 134 m² | 301 m² | +167 m² +125% | 2018 |
| The Walled Garden, Bell Lane645 m away | 174 m² | 334 m² | +160 m² +92% | 2022 |
| 1, Cromwell Close874 m away | 94 m² | 227 m² | +133 m² +141% | 2026 |
| 77, St Marks Road699 m away | 83 m² | 205 m² | +122 m² +147% | 2018 |
| 82, St Andrews Road868 m away | 160 m² | 279 m² | +119 m² +74% | 2016 |
| 72a, St Marks Road675 m away | 102 m² | 220 m² | +118 m² +116% | 2014 |
| Field House, 43, Deanfield Avenue179 m away | 209 m² | 325 m² | +116 m² +56% | 2024 |
| 72, St Marks Road675 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.
| 121 m² |
| 225 m² |
| +104 m² +86% |
| 2014 |
| 36, Perpetual House, Station Road464 m away | 87 m² | 187 m² | +100 m² +115% | 2020 |
|---|
| Appletree Lodge, Normanstead536 m away | 161 m² | 260 m² | +99 m² +61% | 2015 |
|---|
| 14, Kings Road250 m away | 100 m² | 192 m² | +92 m² +92% | 2013 |
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| 55, St Marks Road699 m away | 126 m² | 214 m² | +88 m² +70% | 2022 |
|---|
| 2, St Andrews Road668 m away | 102 m² | 187 m² | +85 m² +83% | 2016 |
|---|
| 11, St Marks Road588 m away | 126 m² | 210 m² | +84 m² +67% | 2025 |
|---|
| Flat 1, 3, River Terrace477 m away | 62 m² | 138 m² | +76 m² +123% | 2026 |
|---|
| 88, Kings Road382 m away | 134 m² | 205 m² | +71 m² +53% | 2015 |
|---|
| 18, Haywards Close609 m away | 112 m² | 179 m² | +67 m² +60% | 2018 |
|---|
| 56, Greys Hill311 m away | 89 m² | 155 m² | +66 m² +74% | 2015 |
|---|
| 78, St Andrews Road868 m away | 123 m² | 188 m² | +65 m² +53% | 2022 |
|---|
| 11, Vicarage Road540 m away | 125 m² | 190 m² | +65 m² +52% | 2014 |
|---|
| 4, Walton Avenue787 m away | 132 m² | 196 m² | +64 m² +48% | 2022 |
|---|
| Flat 1, 74, St Marks Road675 m away | 130 m² | 191 m² | +61 m² +47% | 2020 |
|---|
| 76, Greys Road284 m away | 54 m² | 115 m² | +61 m² +113% | 2017 |
|---|
| 12, Cooper Road663 m away | 127 m² | 188 m² | +61 m² +48% | 2016 |
|---|
| 51, Upton Close624 m away | 44 m² | 98 m² | +54 m² +123% | 2023 |
|---|
| 69, St Marks Road699 m away | 197 m² | 251 m² | +54 m² +27% | 2022 |
|---|
| 31, Greys Road211 m away | 213 m² | 266 m² | +53 m² +25% | 2019 |
|---|
| 20a, Niagara Road987 m away | 62 m² | 113 m² | +51 m² +82% | 2026 |
|---|
| 19, St Andrews Road751 m away | 86 m² | 137 m² | +51 m² +59% | 2024 |
|---|
| 45, St Andrews Road798 m away | 151 m² | 201 m² | +50 m² +33% | 2020 |
|---|
| 209, Greys Road742 m away | 42 m² | 92 m² | +50 m² +119% | 2017 |
|---|
| 38, Queen Street367 m away | 134 m² | 183 m² | +49 m² +37% | 2025 |
|---|
| 9, Baronsmead491 m away | 145 m² | 194 m² | +49 m² +34% | 2024 |
|---|
| Rupert Cottage, Rupert Close624 m away | 206 m² | 255 m² | +49 m² +24% | 2022 |
|---|
| 90, Northfield End656 m away | 93 m² | 142 m² | +49 m² +53% | 2021 |
|---|
| 67, Kings Road436 m away | 118 m² | 166 m² | +48 m² +41% | 2023 |
|---|
| 56, Deanfield Road594 m away | 101 m² | 149 m² | +48 m² +48% | 2015 |
|---|
| 4, Ravenscroft Road400 m away | 124 m² | 170 m² | +46 m² +37% | 2025 |
|---|
| 31a, Deanfield Avenue179 m away | 136 m² | 181 m² | +45 m² +33% | 2023 |
|---|
| 4, Cooper Road663 m away | 72 m² | 117 m² | +45 m² +63% | 2023 |
|---|
| 24, Queen Street367 m away | 90 m² | 134 m² | +44 m² +49% | 2025 |
|---|
| 2, Norman Avenue363 m away | 176 m² | 220 m² | +44 m² +25% | 2023 |
|---|
| 70, St Marks Road675 m away | 121 m² | 165 m² | +44 m² +36% | 2020 |
|---|
| 30, Crisp Road604 m away | 44 m² | 87 m² | +43 m² +98% | 2009 |
|---|
| 131, Reading Road744 m away | 87 m² | 129 m² | +42 m² +48% | 2025 |
|---|
| 6, Western Road895 m away | 183 m² | 225 m² | +42 m² +23% | 2016 |
|---|
| 9, Haywards Close609 m away | 112 m² | 153 m² | +41 m² +37% | 2026 |
|---|
| 2, Pearces Orchard750 m away | 137 m² | 178 m² | +41 m² +30% | 2026 |
|---|
| 18, St Andrews Road714 m away | 208 m² | 249 m² | +41 m² +20% | 2025 |
|---|
| 26, Niagara Road987 m away | 76 m² | 116 m² | +40 m² +53% | 2023 |
|---|
| 39, St Marks Road699 m away | 176 m² | 215 m² | +39 m² +22% | 2015 |
|---|
| 13, Baronsmead491 m away | 93 m² | 132 m² | +39 m² +42% | 2014 |
|---|
| 17, Haywards Close609 m away | 115 m² | 153 m² | +38 m² +33% | 2024 |
|---|
| Bell Street House, 84, Bell Street437 m away | 106 m² | 144 m² | +38 m² +36% | 2021 |
|---|
| 8, Wyndale Close533 m away | 89 m² | 126 m² | +37 m² +42% | 2020 |
|---|
| 29, Leaver Road476 m away | 35 m² | 72 m² | +37 m² +106% | 2014 |
|---|
| 106, Luker Avenue950 m away | 89 m² | 125 m² | +36 m² +40% | 2023 |
|---|
| Magnolia Cottage, Northfield End656 m away | 176 m² | 212 m² | +36 m² +20% | 2022 |
|---|
| 10, Gravel Hill100 m away | 72 m² | 107 m² | +35 m² +49% | 2023 |
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| 38, King James Way908 m away | 75 m² | 110 m² | +35 m² +47% | 2023 |
|---|
| 12, Kings Road250 m away | 109 m² | 144 m² | +35 m² +32% | 2020 |
|---|
| 8, Norman Avenue363 m away | 218 m² | 253 m² | +35 m² +16% | 2020 |
|---|
| 74, Greys Road284 m away | 56 m² | 91 m² | +35 m² +63% | 2012 |
|---|
| 47, Deanfield Road304 m away | 121 m² | 155 m² | +34 m² +28% | 2015 |
|---|
| 23, Luker Avenue602 m away | 81 m² | 115 m² | +34 m² +42% | 2014 |
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| 34, Kings Road250 m away | 99 m² | 132 m² | +33 m² +33% | 2025 |
|---|
| 30, Thamesfield, Wargrave Road781 m away | 35 m² | 68 m² | +33 m² +94% | 2024 |
|---|
| 22, Western Road895 m away | 134 m² | 167 m² | +33 m² +25% | 2023 |
|---|
| 99, Deanfield Road594 m away | 126 m² | 159 m² | +33 m² +26% | 2021 |
|---|
| 55, St Andrews Road875 m away | 193 m² | 226 m² | +33 m² +17% | 2019 |
|---|
| 10, St Marks Road552 m away | 110 m² | 143 m² | +33 m² +30% | 2012 |
|---|
| 66, West Street122 m away | 60 m² | 92 m² | +32 m² +53% | 2018 |
|---|
| 9, Vicarage Road540 m away | 151 m² | 183 m² | +32 m² +21% | 2018 |
|---|
| 2, Acacia House, Ancastle Green371 m away | 33 m² | 65 m² | +32 m² +97% | 2015 |
|---|
| 54, Crisp Road903 m away | 83 m² | 115 m² | +32 m² +39% | 2014 |
|---|
| 64, Greys Road284 m away | 87 m² | 118 m² | +31 m² +36% | 2026 |
|---|
| 20, Haywards Close609 m away | 121 m² | 152 m² | +31 m² +26% | 2022 |
|---|
| 1, Boston Road938 m away | 75 m² | 106 m² | +31 m² +41% | 2020 |
|---|
| 35, Kings Road258 m away | 65 m² | 96 m² | +31 m² +48% | 2019 |
|---|
| 79, Kings Road436 m away | 132 m² | 163 m² | +31 m² +23% | 2015 |
|---|
| 100, Luker Avenue950 m away | 90 m² | 121 m² | +31 m² +34% | 2013 |
|---|
| 33, Kings Road258 m away | 66 m² | 96 m² | +30 m² +45% | 2026 |
|---|
| 11, Marmion Road790 m away | 98 m² | 128 m² | +30 m² +31% | 2026 |
|---|
| 41, Valley Road991 m away | 176 m² | 206 m² | +30 m² +17% | 2025 |
|---|
| 50, St Marks Road675 m away | 185 m² | 215 m² | +30 m² +16% | 2023 |
|---|
| 8, Grove Road790 m away | 68 m² | 98 m² | +30 m² +44% | 2021 |
|---|
| 29, Gainsborough Hill736 m away | 95 m² | 125 m² | +30 m² +32% | 2019 |
|---|
| 14, Queen Street367 m away | 104 m² | 134 m² | +30 m² +29% | 2018 |
|---|
| 10, Hamilton Avenue479 m away | 156 m² | 186 m² | +30 m² +19% | 2018 |
|---|
| 92, Reading Road854 m away | 98 m² | 128 m² | +30 m² +31% | 2014 |
|---|
| 41, Luker Avenue748 m away | 80 m² | 109 m² | +29 m² +36% | 2025 |
|---|
| 39, Milton Close162 m away | 100 m² | 129 m² | +29 m² +29% | 2022 |
|---|
| 155, Reading Road876 m away | 126 m² | 155 m² | +29 m² +23% | 2021 |
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| 15, Vicarage Road540 m away | 153 m² | 182 m² | +29 m² +19% | 2016 |
|---|
| 29, The Close619 m away | 67 m² | 95 m² | +28 m² +42% | 2023 |
|---|
| 65, Valley Road991 m away | 118 m² | 146 m² | +28 m² +24% | 2021 |
|---|
| 34, St Andrews Road714 m away | 159 m² | 187 m² | +28 m² +18% | 2017 |
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| 35, Friday Street338 m away | 57 m² | 85 m² | +28 m² +49% | 2016 |
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| 32, Albert Road278 m away | 60 m² | 88 m² | +28 m² +47% | 2014 |
|---|
| Old Stabling, 15a, Fairmile832 m away | 114 m² | 142 m² | +28 m² +25% | 2014 |
|---|
| 37, Greys Road211 m away | 137 m² | 164 m² | +27 m² +20% | 2026 |
|---|
| 39, St Andrews Road798 m away | 142 m² | 169 m² | +27 m² +19% | 2026 |
|---|
| 5, Boston Road938 m away | 62 m² | 89 m² | +27 m² +44% | 2024 |
|---|
| 6, Harcourt Close600 m away | 153 m² | 180 m² | +27 m² +18% | 2023 |
|---|
| 25, Western Avenue947 m away | 95 m² | 122 m² | +27 m² +28% | 2022 |
|---|
| 11, Luker Avenue602 m away | 54 m² | 81 m² | +27 m² +50% | 2018 |
|---|
| 14, Fairmile925 m away | 34 m² | 61 m² | +27 m² +79% | 2018 |
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| 10, Radnor Close513 m away | 141 m² | 168 m² | +27 m² +19% | 2013 |
|---|
| 54b, Friday Street352 m away | 43 m² | 69 m² | +26 m² +60% | 2024 |
|---|
| 79, Crisp Road609 m away | 80 m² | 106 m² | +26 m² +33% | 2024 |
|---|
| 10, Grange Road799 m away | 93 m² | 119 m² | +26 m² +28% | 2023 |
|---|
| 18, Greys Hill311 m away | 50 m² | 76 m² | +26 m² +52% | 2019 |
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| 112, Reading Road854 m away | 103 m² | 129 m² | +26 m² +25% | 2015 |
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| Mia, Western Avenue947 m away | 96 m² | 122 m² | +26 m² +27% | 2015 |
|---|
| Tikgehill House, 23, Northfield End515 m away | 125 m² | 150 m² | +25 m² +20% | 2026 |
|---|
| 14, Upton Close621 m away | 86 m² | 111 m² | +25 m² +29% | 2026 |
|---|
| 14, Leicester Close586 m away | 155 m² | 180 m² | +25 m² +16% | 2024 |
|---|
| 62, Luker Avenue794 m away | 85 m² | 110 m² | +25 m² +29% | 2023 |
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| Holly Lodge, Norman Avenue363 m away | 80 m² | 105 m² | +25 m² +31% | 2022 |
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| 231, Greys Road960 m away | 159 m² | 184 m² | +25 m² +16% | 2020 |
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| 20b, Queen Street367 m away | 146 m² | 171 m² | +25 m² +17% | 2019 |
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| 47, King James Way908 m away | 67 m² | 91 m² | +24 m² +36% | 2026 |
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| 62, Deanfield Road594 m away | 140 m² | 164 m² | +24 m² +17% | 2022 |
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| 3, Beech House, Ancastle Green369 m away | 62 m² | 86 m² | +24 m² +39% | 2015 |
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| 44, Ancastle Green393 m away | 79 m² | 102 m² | +23 m² +29% | 2026 |
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| 1, Baronsmead491 m away | 81 m² | 104 m² | +23 m² +28% | 2025 |
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| 3, Cromwell Close874 m away | 113 m² | 136 m² | +23 m² +20% | 2025 |
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| 11, Kings Close187 m away | 91 m² | 114 m² | +23 m² +25% | 2024 |
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| 17, Bowling Court862 m away | 57 m² | 80 m² | +23 m² +40% | 2024 |
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| 6, Periam Close976 m away | 58 m² | 81 m² | +23 m² +40% | 2013 |
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| 26, Deanfield Road304 m away | 134 m² | 157 m² | +23 m² +17% | 2010 |
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| 7, Kings Close187 m away | 93 m² | 115 m² | +22 m² +24% | 2025 |
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| 54, Upton Close624 m away | 109 m² | 131 m² | +22 m² +20% | 2024 |
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| 14, Albert Road278 m away | 91 m² | 113 m² | +22 m² +24% | 2023 |
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| 43, Gainsborough Road668 m away | 73 m² | 95 m² | +22 m² +30% | 2023 |
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| 18, Gainsborough Road762 m away | 79 m² | 101 m² | +22 m² +28% | 2022 |
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| 17, Niagara Road987 m away | 63 m² | 85 m² | +22 m² +35% | 2022 |
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| 16, Park Road741 m away | 64 m² | 86 m² | +22 m² +34% | 2020 |
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| 78, New Street395 m away | 63 m² | 85 m² | +22 m² +35% | 2019 |
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| 8, Leaver Road476 m away | 42 m² | 64 m² | +22 m² +52% | 2019 |
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| 9, Niagara Road987 m away | 72 m² | 94 m² | +22 m² +31% | 2019 |
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| 14, St Marks Road552 m away | 99 m² | 121 m² | +22 m² +22% | 2016 |
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| 12, Grange Road799 m away | 93 m² | 115 m² | +22 m² +24% | 2016 |
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| 15, Valley Road991 m away | 89 m² | 111 m² | +22 m² +25% | 2015 |
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| 8, Greys Hill311 m away | 50 m² | 72 m² | +22 m² +44% | 2012 |
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| 10, Damer Gardens842 m away | 99 m² | 120 m² | +21 m² +21% | 2026 |
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| 15, Albert Road278 m away | 79 m² | 100 m² | +21 m² +27% | 2022 |
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| 2, Lime Court788 m away | 76 m² | 97 m² | +21 m² +28% | 2021 |
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| 20, Western Avenue947 m away | 81 m² | 102 m² | +21 m² +26% | 2020 |
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| 78, Kings Road382 m away | 131 m² | 152 m² | +21 m² +16% | 2017 |
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| 155, Greys Road439 m away | 68 m² | 89 m² | +21 m² +31% | 2015 |
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| 32, Adam Court387 m away | 83 m² | 104 m² | +21 m² +25% | 2014 |
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| 11, Singers Close685 m away | 90 m² | 111 m² | +21 m² +23% | 2014 |
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| 5, Sherwood Gardens954 m away | 57 m² | 78 m² | +21 m² +37% | 2014 |
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| 49, Gravel Hill80 m away | 29 m² | 50 m² | +21 m² +72% | 2011 |
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| 19, Gainsborough Road758 m away | 75 m² | 95 m² | +20 m² +27% | 2014 |
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| 5, Deanfield Avenue179 m away | 106 m² | 126 m² | +20 m² +19% | 2013 |
|---|
| 29, Damer Gardens842 m away | 112 m² | 131 m² | +19 m² +17% | 2024 |
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| 51, Luker Avenue748 m away | 64 m² | 83 m² | +19 m² +30% | 2023 |
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| 41, Kings Road258 m away | 75 m² | 94 m² | +19 m² +25% | 2021 |
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| 51, Kings Road258 m away | 87 m² | 106 m² | +19 m² +22% | 2015 |
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| 4, Acacia House, Ancastle Green371 m away | 66 m² | 85 m² | +19 m² +29% | 2015 |
|---|
| 6, Kings Close187 m away | 86 m² | 105 m² | +19 m² +22% | 2014 |
|---|
| 8, Ruperts Lane557 m away | 120 m² | 139 m² | +19 m² +16% | 2013 |
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| 7, Greys Hill474 m away | 90 m² | 108 m² | +18 m² +20% | 2026 |
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| The Tin Store, 1b, Niagara Road987 m away | 65 m² | 83 m² | +18 m² +28% | 2022 |
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| 56, Kings Road250 m away | 65 m² | 83 m² | +18 m² +28% | 2021 |
|---|
| Percy Cottage, 56, Market Place58 m away | 78 m² | 96 m² | +18 m² +23% | 2020 |
|---|
| 5, Walton Avenue787 m away | 88 m² | 106 m² | +18 m² +20% | 2019 |
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| 1, Temple House, Phyllis Court Drive658 m away | 79 m² | 97 m² | +18 m² +23% | 2009 |
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| 31, Kings Road258 m away | 67 m² | 84 m² | +17 m² +25% | 2022 |
|---|
| 80, Greys Hill474 m away | 65 m² | 82 m² | +17 m² +26% | 2021 |
|---|
| 37, Albert Road278 m away | 59 m² | 76 m² | +17 m² +29% | 2020 |
|---|
| 1, Park Road710 m away | 60 m² | 77 m² | +17 m² +28% | 2011 |
|---|
| 1, Periam Close976 m away | 73 m² | 89 m² | +16 m² +22% | 2024 |
|---|
| 18, Albert Road278 m away | 45 m² | 61 m² | +16 m² +36% | 2022 |
|---|
| 133, Greys Road439 m away | 62 m² | 78 m² | +16 m² +26% | 2022 |
|---|
| 36, Albert Road278 m away | 59 m² | 75 m² | +16 m² +27% | 2015 |
|---|
| 22, Crisp Road604 m away | 91 m² | 107 m² | +16 m² +18% | 2015 |
|---|
| 46, Gravel Hill100 m away | 74 m² | 89 m² | +15 m² +20% | 2024 |
|---|
| 7, Niagara Road987 m away | 87 m² | 102 m² | +15 m² +17% | 2023 |
|---|
| 107, Greys Road257 m away | 58 m² | 73 m² | +15 m² +26% | 2022 |
|---|
| 26, Duke Street211 m away | 60 m² | 75 m² | +15 m² +25% | 2020 |
|---|
| 7, Queen Street405 m away | 56 m² | 71 m² | +15 m² +27% | 2020 |
|---|
| 100, Greys Road947 m away | 88 m² | 103 m² | +15 m² +17% | 2019 |
|---|
| 7, Paradise Mews296 m away | 99 m² | 114 m² | +15 m² +15% | 2017 |
|---|
| 19, Damer Gardens842 m away | 86 m² | 101 m² | +15 m² +17% | 2016 |
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