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 BN1 5NP
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 |
|---|---|---|---|---|
| 31, Old Shoreham Road915 m away | 208 m² | 470 m² | +262 m² +126% | 2019 |
| 12, Mallory Road650 m away | 169 m² | 368 m² | +199 m² +118% | 2015 |
| 105, Shirley Drive916 m away | 144 m² | 334 m² | +190 m² +132% | 2021 |
| 3, Kelly Road519 m away | 134 m² | 322 m² | +188 m² +140% | 2024 |
| 1, Radinden Manor Road709 m away | 248 m² | 434 m² | +186 m² +75% | 2018 |
| 261, Dyke Road301 m away | 230 m² | 409 m² | +179 m² +78% | 2022 |
| 9, Shirley Drive851 m away | 199 m² | 376 m² | +177 m² +89% | 2021 |
| 41, Bishops Road874 m away | 130 m² | 301 m² | +171 m² +132% | 2025 |
| 21, Shirley Drive851 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.
| 219 m² |
| 380 m² |
| +161 m² +74% |
| 2020 |
| 11, Bishops Road879 m away | 146 m² | 294 m² | +148 m² +101% | 2022 |
|---|
| 14, Shirley Road805 m away | 106 m² | 252 m² | +146 m² +138% | 2016 |
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| 6, Varndean Road839 m away | 114 m² | 258 m² | +144 m² +126% | 2022 |
|---|
| 32, Radinden Manor Road709 m away | 153 m² | 295 m² | +142 m² +93% | 2021 |
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| 11a, Preston Park Avenue872 m away | 112 m² | 252 m² | +140 m² +125% | 2018 |
|---|
| 14, Tongdean Avenue923 m away | 202 m² | 332 m² | +130 m² +64% | 2021 |
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| 12, Lloyd Road660 m away | 245 m² | 371 m² | +126 m² +51% | 2016 |
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| 5, Woodruff Avenue707 m away | 148 m² | 270 m² | +122 m² +82% | 2022 |
|---|
| 1, Elms Lea Avenue658 m away | 157 m² | 275 m² | +118 m² +75% | 2023 |
|---|
| 71, Lyndhurst Road992 m away | 197 m² | 315 m² | +118 m² +60% | 2015 |
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| 16, Shirley Road805 m away | 156 m² | 270 m² | +114 m² +73% | 2017 |
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| 9, Cedars Gardens937 m away | 135 m² | 241 m² | +106 m² +79% | 2018 |
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| 75, Hove Park Road916 m away | 364 m² | 469 m² | +105 m² +29% | 2014 |
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| 29, Shirley Drive851 m away | 175 m² | 279 m² | +104 m² +59% | 2025 |
|---|
| Elm House, 2a, Bishops Road879 m away | 195 m² | 297 m² | +102 m² +52% | 2023 |
|---|
| 13, Cedars Gardens937 m away | 113 m² | 214 m² | +101 m² +89% | 2025 |
|---|
| 79, Hove Park Road916 m away | 174 m² | 274 m² | +100 m² +57% | 2022 |
|---|
| 53, The Droveway980 m away | 147 m² | 246 m² | +99 m² +67% | 2023 |
|---|
| 40, Withdean Road813 m away | 329 m² | 424 m² | +95 m² +29% | 2016 |
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| 68, Beaconsfield Villas798 m away | 63 m² | 157 m² | +94 m² +149% | 2016 |
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| 37, Tivoli Road475 m away | 99 m² | 191 m² | +92 m² +93% | 2025 |
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| 10, Tongdean Avenue923 m away | 171 m² | 261 m² | +90 m² +53% | 2020 |
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| 50, Woodruff Avenue983 m away | 136 m² | 225 m² | +89 m² +65% | 2020 |
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| 20, Woodlands934 m away | 186 m² | 273 m² | +87 m² +47% | 2023 |
|---|
| Flat 3, 6, Stanford Road991 m away | 60 m² | 146 m² | +86 m² +143% | 2018 |
|---|
| 105, Tivoli Crescent North513 m away | 93 m² | 179 m² | +86 m² +92% | 2015 |
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| 8, Kelly Road519 m away | 104 m² | 189 m² | +85 m² +82% | 2019 |
|---|
| 182, Tivoli Crescent North513 m away | 164 m² | 247 m² | +83 m² +51% | 2022 |
|---|
| 9, Lloyd Road660 m away | 132 m² | 214 m² | +82 m² +62% | 2026 |
|---|
| 61, Hove Park Road916 m away | 213 m² | 295 m² | +82 m² +38% | 2023 |
|---|
| 9, Woodside Avenue448 m away | 116 m² | 197 m² | +81 m² +70% | 2026 |
|---|
| 6, Elrington Road651 m away | 125 m² | 206 m² | +81 m² +65% | 2015 |
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| 17, Compton Road158 m away | 54 m² | 134 m² | +80 m² +148% | 2023 |
|---|
| 46, Woodruff Avenue983 m away | 179 m² | 259 m² | +80 m² +45% | 2011 |
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| 18, Stanford Road991 m away | 191 m² | 270 m² | +79 m² +41% | 2024 |
|---|
| 10, Withdean Road813 m away | 203 m² | 282 m² | +79 m² +39% | 2022 |
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| 36, Withdean Road813 m away | 300 m² | 379 m² | +79 m² +26% | 2011 |
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| 18, Tivoli Crescent292 m away | 153 m² | 231 m² | +78 m² +51% | 2023 |
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| 44, Old Shoreham Road928 m away | 137 m² | 215 m² | +78 m² +57% | 2021 |
|---|
| 3, Rigden Road768 m away | 180 m² | 258 m² | +78 m² +43% | 2017 |
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| 14, Harrington Road550 m away | 106 m² | 184 m² | +78 m² +74% | 2016 |
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| 13, Lauriston Road196 m away | 76 m² | 153 m² | +77 m² +101% | 2024 |
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| 317, Dyke Road545 m away | 259 m² | 336 m² | +77 m² +30% | 2017 |
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| 65, Surrenden Road821 m away | 101 m² | 178 m² | +77 m² +76% | 2012 |
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| 45, Hove Park Road679 m away | 164 m² | 239 m² | +75 m² +46% | 2023 |
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| 40, Stanford Road991 m away | 189 m² | 263 m² | +74 m² +39% | 2023 |
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| 28, Gordon Road826 m away | 74 m² | 147 m² | +73 m² +99% | 2020 |
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| 33, Lancaster Road923 m away | 115 m² | 188 m² | +73 m² +63% | 2014 |
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| 255, Preston Road406 m away | 210 m² | 282 m² | +72 m² +34% | 2024 |
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| 281, Dyke Road421 m away | 250 m² | 321 m² | +71 m² +28% | 2026 |
|---|
| 34, Radinden Manor Road709 m away | 254 m² | 325 m² | +71 m² +28% | 2019 |
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| 29, Woodruff Avenue815 m away | 168 m² | 238 m² | +70 m² +42% | 2017 |
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| 46, Compton Road133 m away | 47 m² | 117 m² | +70 m² +149% | 2014 |
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| 2, Park View Terrace596 m away | 169 m² | 236 m² | +67 m² +40% | 2025 |
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| 23, The Droveway525 m away | 78 m² | 145 m² | +67 m² +86% | 2024 |
|---|
| 13, Rigden Road768 m away | 127 m² | 193 m² | +66 m² +52% | 2013 |
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| 23b, Shirley Drive851 m away | 90 m² | 155 m² | +65 m² +72% | 2022 |
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| 13, Harrington Road550 m away | 142 m² | 207 m² | +65 m² +46% | 2019 |
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| 6, Cornwall Gardens759 m away | 146 m² | 211 m² | +65 m² +45% | 2013 |
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| 12, Stafford Road777 m away | 115 m² | 179 m² | +64 m² +56% | 2018 |
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| 57b, Shirley Drive758 m away | 94 m² | 158 m² | +64 m² +68% | 2012 |
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| 27, Preston Park Avenue716 m away | 85 m² | 148 m² | +63 m² +74% | 2022 |
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| 50, The Droveway804 m away | 142 m² | 205 m² | +63 m² +44% | 2016 |
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| 60, The Upper Drive409 m away | 93 m² | 155 m² | +62 m² +67% | 2026 |
|---|
| 91, Shirley Drive916 m away | 320 m² | 382 m² | +62 m² +19% | 2025 |
|---|
| 9, The Martlet392 m away | 120 m² | 182 m² | +62 m² +52% | 2016 |
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| 59, Tivoli Crescent311 m away | 80 m² | 141 m² | +61 m² +76% | 2026 |
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| 4, Stanford Close972 m away | 260 m² | 321 m² | +61 m² +23% | 2025 |
|---|
| 7, Cedars Gardens937 m away | 162 m² | 221 m² | +59 m² +36% | 2025 |
|---|
| 304, Dyke Road504 m away | 231 m² | 290 m² | +59 m² +26% | 2021 |
|---|
| 36, Beaconsfield Villas894 m away | 191 m² | 249 m² | +58 m² +30% | 2025 |
|---|
| 5, Orpen Road500 m away | 146 m² | 204 m² | +58 m² +40% | 2023 |
|---|
| 6, Hove Park Road434 m away | 226 m² | 283 m² | +57 m² +25% | 2025 |
|---|
| 158, Tivoli Crescent North513 m away | 135 m² | 192 m² | +57 m² +42% | 2015 |
|---|
| Minley, South Road110 m away | 121 m² | 178 m² | +57 m² +47% | 2014 |
|---|
| 15, Hampstead Road262 m away | 208 m² | 263 m² | +55 m² +26% | 2026 |
|---|
| 1, Orpen Road500 m away | 208 m² | 263 m² | +55 m² +26% | 2023 |
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| 23, Maldon Road492 m away | 77 m² | 132 m² | +55 m² +71% | 2021 |
|---|
| 17, Lauriston Road196 m away | 152 m² | 207 m² | +55 m² +36% | 2020 |
|---|
| Cinderford, Cornwall Gardens764 m away | 82 m² | 136 m² | +54 m² +66% | 2025 |
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| 63, Loder Road897 m away | 106 m² | 160 m² | +54 m² +51% | 2023 |
|---|
| 4, Bishops Road879 m away | 229 m² | 282 m² | +53 m² +23% | 2026 |
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| 33, Reigate Road190 m away | 93 m² | 145 m² | +52 m² +56% | 2019 |
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| 6, Woodruff Avenue707 m away | 323 m² | 375 m² | +52 m² +16% | 2014 |
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| 5, Kingsley Road189 m away | 87 m² | 138 m² | +51 m² +59% | 2022 |
|---|
| 24, Elrington Road651 m away | 106 m² | 157 m² | +51 m² +48% | 2022 |
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| 8, Woodside Avenue448 m away | 51 m² | 102 m² | +51 m² +100% | 2021 |
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| 4, Loder Road868 m away | 46 m² | 97 m² | +51 m² +111% | 2020 |
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| 30a, Beaconsfield Villas894 m away | 99 m² | 150 m² | +51 m² +52% | 2019 |
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| Flat 5, 10, Preston Park Avenue872 m away | 59 m² | 110 m² | +51 m² +86% | 2014 |
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| 22, Hove Park Road648 m away | 197 m² | 247 m² | +50 m² +25% | 2026 |
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| 11, Dyke Road Drive904 m away | 106 m² | 156 m² | +50 m² +47% | 2026 |
|---|
| 26, Hampstead Road262 m away | 143 m² | 193 m² | +50 m² +35% | 2023 |
|---|
| 54, Shirley Drive978 m away | 135 m² | 185 m² | +50 m² +37% | 2022 |
|---|
| 43, Tivoli Crescent311 m away | 124 m² | 174 m² | +50 m² +40% | 2021 |
|---|
| 1b, Onslow Road599 m away | 143 m² | 193 m² | +50 m² +35% | 2016 |
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| 309, Dyke Road421 m away | 150 m² | 200 m² | +50 m² +33% | 2013 |
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| 17, Stafford Road781 m away | 116 m² | 165 m² | +49 m² +42% | 2025 |
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| 16, Rigden Road768 m away | 165 m² | 214 m² | +49 m² +30% | 2022 |
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| 111, Preston Road776 m away | 102 m² | 151 m² | +49 m² +48% | 2018 |
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| 73, Loder Road897 m away | 53 m² | 102 m² | +49 m² +92% | 2016 |
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| 28, Havelock Road949 m away | 100 m² | 148 m² | +48 m² +48% | 2025 |
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| 30, Matlock Road345 m away | 108 m² | 156 m² | +48 m² +44% | 2023 |
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| 5, Woodlands934 m away | 139 m² | 187 m² | +48 m² +35% | 2022 |
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| 37, Bates Road888 m away | 96 m² | 143 m² | +47 m² +49% | 2025 |
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| 4, Cedars Gardens937 m away | 200 m² | 247 m² | +47 m² +24% | 2023 |
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| 31, Waldegrave Road981 m away | 96 m² | 143 m² | +47 m² +49% | 2021 |
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| 27, Bigwood Avenue903 m away | 115 m² | 162 m² | +47 m² +41% | 2016 |
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| 105, Waldegrave Road910 m away | 99 m² | 145 m² | +46 m² +46% | 2023 |
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| 10, Wolstonbury Road942 m away | 126 m² | 172 m² | +46 m² +37% | 2013 |
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| 21, Stafford Road781 m away | 118 m² | 163 m² | +45 m² +38% | 2024 |
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| 15, Gordon Road836 m away | 46 m² | 91 m² | +45 m² +98% | 2021 |
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| 26, Beaconsfield Villas894 m away | 196 m² | 241 m² | +45 m² +23% | 2015 |
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| 56, The Droveway804 m away | 176 m² | 220 m² | +44 m² +25% | 2024 |
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| 5, Gordon Road836 m away | 49 m² | 93 m² | +44 m² +90% | 2024 |
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| 33, Tivoli Road475 m away | 145 m² | 189 m² | +44 m² +30% | 2012 |
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| 3, The Drove115 m away | 109 m² | 152 m² | +43 m² +39% | 2026 |
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| Flat 9, South Court, 196, Dyke Road510 m away | 124 m² | 167 m² | +43 m² +35% | 2024 |
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| 108, Waldegrave Road941 m away | 106 m² | 149 m² | +43 m² +41% | 2014 |
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| 2, Maldon Road487 m away | 127 m² | 169 m² | +42 m² +33% | 2026 |
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| 65, Maldon Road492 m away | 48 m² | 89 m² | +41 m² +85% | 2021 |
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| 8, Robertson Road138 m away | 94 m² | 134 m² | +40 m² +43% | 2025 |
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| 108, Preston Drove825 m away | 45 m² | 85 m² | +40 m² +89% | 2023 |
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| 5, Barrowfield Drive762 m away | 179 m² | 219 m² | +40 m² +22% | 2020 |
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| 30, Bates Road898 m away | 91 m² | 131 m² | +40 m² +44% | 2020 |
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| 2, Caburn Road967 m away | 133 m² | 173 m² | +40 m² +30% | 2018 |
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| 57, Waldegrave Road981 m away | 109 m² | 149 m² | +40 m² +37% | 2017 |
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| 63, Coventry Street733 m away | 91 m² | 131 m² | +40 m² +44% | 2015 |
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| 92, Lyndhurst Road992 m away | 69 m² | 109 m² | +40 m² +58% | 2014 |
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| 36, Tivoli Crescent292 m away | 35 m² | 75 m² | +40 m² +114% | 2013 |
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| 38a, Whittingehame Gardens944 m away | 165 m² | 205 m² | +40 m² +24% | 2013 |
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| 34, Lancaster Road923 m away | 117 m² | 156 m² | +39 m² +33% | 2024 |
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| 19, Herbert Road781 m away | 98 m² | 137 m² | +39 m² +40% | 2023 |
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| 12, Woodside Avenue448 m away | 129 m² | 168 m² | +39 m² +30% | 2021 |
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| 18, Clermont Terrace368 m away | 49 m² | 88 m² | +39 m² +80% | 2011 |
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| 11, The Paddock701 m away | 120 m² | 158 m² | +38 m² +32% | 2024 |
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| 36, Hove Park Road648 m away | 187 m² | 225 m² | +38 m² +20% | 2023 |
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| 15, Bates Road888 m away | 92 m² | 130 m² | +38 m² +41% | 2021 |
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| 5, Reigate Road249 m away | 103 m² | 141 m² | +38 m² +37% | 2020 |
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| 39, Port Hall Street585 m away | 119 m² | 157 m² | +38 m² +32% | 2020 |
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| 8, Bishops Road879 m away | 219 m² | 257 m² | +38 m² +17% | 2020 |
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| 94, Lyndhurst Road992 m away | 143 m² | 181 m² | +38 m² +27% | 2019 |
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| 21, Woodruff Avenue815 m away | 211 m² | 249 m² | +38 m² +18% | 2018 |
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| 47, Gordon Road836 m away | 70 m² | 107 m² | +37 m² +53% | 2025 |
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| 16, Preston Village Mews149 m away | 95 m² | 132 m² | +37 m² +39% | 2020 |
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| Basement, 45c, Dyke Road Drive904 m away | 45 m² | 82 m² | +37 m² +82% | 2016 |
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| 42, Reigate Road190 m away | 135 m² | 172 m² | +37 m² +27% | 2015 |
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| 29, Tivoli Road475 m away | 120 m² | 157 m² | +37 m² +31% | 2013 |
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| 95, Loder Road897 m away | 105 m² | 142 m² | +37 m² +35% | 2012 |
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| 80, Preston Drove721 m away | 161 m² | 197 m² | +36 m² +22% | 2024 |
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| 17, Loder Road897 m away | 105 m² | 141 m² | +36 m² +34% | 2024 |
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| 111, Compton Road158 m away | 96 m² | 132 m² | +36 m² +38% | 2023 |
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| 70, Cliveden Court, Cliveden Close712 m away | 60 m² | 96 m² | +36 m² +60% | 2023 |
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| 9, Dyke Road Drive904 m away | 98 m² | 134 m² | +36 m² +37% | 2022 |
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| 15, Wolstonbury Road942 m away | 122 m² | 158 m² | +36 m² +30% | 2020 |
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| 29, Robertson Road138 m away | 43 m² | 79 m² | +36 m² +84% | 2015 |
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| 73a, Millers Road172 m away | 41 m² | 76 m² | +35 m² +85% | 2022 |
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| 17, Coventry Street733 m away | 83 m² | 118 m² | +35 m² +42% | 2020 |
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| 180, Havelock Road869 m away | 101 m² | 136 m² | +35 m² +35% | 2020 |
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| 85, Havelock Road918 m away | 92 m² | 127 m² | +35 m² +38% | 2020 |
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| 32, Cissbury Road908 m away | 180 m² | 215 m² | +35 m² +19% | 2017 |
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| 8, The Martlet392 m away | 93 m² | 128 m² | +35 m² +38% | 2015 |
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| 55, Tivoli Crescent311 m away | 60 m² | 95 m² | +35 m² +58% | 2012 |
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| 67, Wilbury Crescent864 m away | 139 m² | 173 m² | +34 m² +24% | 2026 |
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| 24, Gordon Road826 m away | 37 m² | 71 m² | +34 m² +92% | 2024 |
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| 61, Exeter Street729 m away | 82 m² | 116 m² | +34 m² +41% | 2023 |
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| 33, Old Shoreham Road915 m away | 73 m² | 107 m² | +34 m² +47% | 2021 |
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| 37, Reigate Road190 m away | 106 m² | 140 m² | +34 m² +32% | 2020 |
|---|
| 42a, Shirley Drive978 m away | 110 m² | 144 m² | +34 m² +31% | 2020 |
|---|
| 47, Compton Road158 m away | 98 m² | 132 m² | +34 m² +35% | 2019 |
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| 67, Lyndhurst Road992 m away | 136 m² | 170 m² | +34 m² +25% | 2014 |
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| 119, Waldegrave Road910 m away | 108 m² | 142 m² | +34 m² +31% | 2013 |
|---|
| 14, Wolstonbury Road942 m away | 146 m² | 179 m² | +33 m² +23% | 2024 |
|---|
| 1, Stanford Road952 m away | 45 m² | 78 m² | +33 m² +73% | 2024 |
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| 34, Ferndale Road911 m away | 146 m² | 179 m² | +33 m² +23% | 2023 |
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| 23, Glendale Road908 m away | 132 m² | 164 m² | +32 m² +24% | 2022 |
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| 20, Hampstead Road262 m away | 106 m² | 138 m² | +32 m² +30% | 2021 |
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| 46, Reigate Road190 m away | 75 m² | 107 m² | +32 m² +43% | 2020 |
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| 11, Woodlands934 m away | 186 m² | 218 m² | +32 m² +17% | 2020 |
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| 40, Balfour Road876 m away | 100 m² | 132 m² | +32 m² +32% | 2018 |
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| 95, Tivoli Crescent North513 m away | 104 m² | 135 m² | +31 m² +30% | 2025 |
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| 15, Reigate Road249 m away | 111 m² | 142 m² | +31 m² +28% | 2024 |
|---|
| 13, Dyke Road Drive904 m away | 105 m² | 136 m² | +31 m² +30% | 2024 |
|---|
| 30, Surrenden Road768 m away | 117 m² | 148 m² | +31 m² +26% | 2021 |
|---|
| 8, Shirley Road805 m away | 89 m² | 120 m² | +31 m² +35% | 2021 |
|---|
| 11, Maldon Road492 m away | 109 m² | 140 m² | +31 m² +28% | 2019 |
|---|
| 10, Kestrel Close513 m away | 95 m² | 125 m² | +30 m² +32% | 2026 |
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| 6, Caburn Road967 m away | 132 m² | 162 m² | +30 m² +23% | 2026 |
|---|
| 41, Osborne Road962 m away | 108 m² | 138 m² | +30 m² +28% | 2021 |
|---|
| 50, Balfour Road991 m away | 110 m² | 140 m² | +30 m² +27% | 2020 |
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| 41, Maldon Road492 m away | 100 m² | 130 m² | +30 m² +30% | 2019 |
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