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 RH13 5AP
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, Worthing Road862 m away | 194 m² | 337 m² | +143 m² +74% | 2022 |
| Arun Lodge, Denne Road312 m away | 381 m² | 513 m² | +132 m² +35% | 2018 |
| Clovers, Kerves Lane909 m away | 109 m² | 236 m² | +127 m² +117% | 2011 |
| 52, Worthing Road861 m away | 86 m² | 168 m² | +82 m² +95% | 2018 |
| 62, Worthing Road862 m away | 114 m² | 195 m² | +81 m² +71% | 2022 |
| Little Meadows, Kerves Lane996 m away | 258 m² | 335 m² | +77 m² +30% | 2023 |
| Oak Tree, Chesworth Close256 m away | 124 m² | 190 m² | +66 m² +53% | 2021 |
| Willow Cottage, 21a, Cedar Close999 m away | 107 m² | 170 m² | +63 m² +59% | 2018 |
| 76, Worthing Road |
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.
| 170 m² |
| 230 m² |
| +60 m² +35% |
| 2025 |
| 13, Queensway0 m away | 138 m² | 197 m² | +59 m² +43% | 2024 |
|---|
| 25, Highlands Road977 m away | 63 m² | 119 m² | +56 m² +89% | 2019 |
|---|
| Foresters Cottage, 41, St Leonards Road938 m away | 69 m² | 123 m² | +54 m² +78% | 2023 |
|---|
| Tandala, Chesworth Lane197 m away | 106 m² | 157 m² | +51 m² +48% | 2022 |
|---|
| 19, Highlands Avenue971 m away | 79 m² | 130 m² | +51 m² +65% | 2017 |
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| 88, Bennetts Road974 m away | 122 m² | 172 m² | +50 m² +41% | 2023 |
|---|
| 21, Springfield Park Road913 m away | 113 m² | 163 m² | +50 m² +44% | 2019 |
|---|
| 42, Oakhill Road813 m away | 100 m² | 150 m² | +50 m² +50% | 2015 |
|---|
| Avalon, Burford Road914 m away | 54 m² | 104 m² | +50 m² +93% | 2015 |
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| Flat 4, Tanbridge House, Tanbridge Park913 m away | 122 m² | 171 m² | +49 m² +40% | 2018 |
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| 44, Eversfield Road839 m away | 72 m² | 120 m² | +48 m² +67% | 2015 |
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| 5, West Street643 m away | 45 m² | 92 m² | +47 m² +104% | 2014 |
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| 25, Devonshire Road661 m away | 77 m² | 123 m² | +46 m² +60% | 2023 |
|---|
| 19, Oxford Road746 m away | 177 m² | 223 m² | +46 m² +26% | 2017 |
|---|
| 30, Oakhill Road813 m away | 92 m² | 137 m² | +45 m² +49% | 2020 |
|---|
| 12, Denne Parade227 m away | 88 m² | 133 m² | +45 m² +51% | 2017 |
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| 7, Keller Court, Elm Grove703 m away | 51 m² | 96 m² | +45 m² +88% | 2017 |
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| 27, The Hornets116 m away | 158 m² | 202 m² | +44 m² +28% | 2026 |
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| 2, Clarence Road550 m away | 77 m² | 118 m² | +41 m² +53% | 2024 |
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| 2, Boxall Walk238 m away | 65 m² | 106 m² | +41 m² +63% | 2023 |
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| 8, Keller Court, Elm Grove703 m away | 53 m² | 93 m² | +40 m² +75% | 2013 |
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| 50, Oakhill Road850 m away | 78 m² | 117 m² | +39 m² +50% | 2013 |
|---|
| 17, Queensway0 m away | 163 m² | 202 m² | +39 m² +24% | 2011 |
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| A home on Queen Street269 m away | 37 m² | 75 m² | +38 m² +103% | 2026 |
|---|
| 32, Queensway46 m away | 36 m² | 74 m² | +38 m² +106% | 2018 |
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| 56, Homestream House, Mill Bay Lane679 m away | 37 m² | 75 m² | +38 m² +103% | 2018 |
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| 15, Parkside Mews889 m away | 146 m² | 183 m² | +37 m² +25% | 2023 |
|---|
| 79, Clarence Road742 m away | 91 m² | 128 m² | +37 m² +41% | 2020 |
|---|
| 17, Norfolk Road569 m away | 112 m² | 148 m² | +36 m² +32% | 2025 |
|---|
| 41, Kings Gate878 m away | 111 m² | 147 m² | +36 m² +32% | 2023 |
|---|
| 34, Oakhill Road813 m away | 92 m² | 128 m² | +36 m² +39% | 2017 |
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| 2, Press House, 16, Market Square426 m away | 60 m² | 96 m² | +36 m² +60% | 2015 |
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| 27, Oxford Road746 m away | 93 m² | 126 m² | +33 m² +35% | 2019 |
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| 33, Oxford Road746 m away | 92 m² | 125 m² | +33 m² +36% | 2012 |
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| 41, Devonshire Road661 m away | 84 m² | 116 m² | +32 m² +38% | 2018 |
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| 32, Burford Road950 m away | 94 m² | 126 m² | +32 m² +34% | 2018 |
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| 79, Bennetts Road996 m away | 97 m² | 128 m² | +31 m² +32% | 2026 |
|---|
| 14, Highlands Road960 m away | 83 m² | 114 m² | +31 m² +37% | 2025 |
|---|
| 6, Keller Court, Elm Grove703 m away | 96 m² | 127 m² | +31 m² +32% | 2021 |
|---|
| 11a, Springfield Park Road913 m away | 105 m² | 136 m² | +31 m² +30% | 2019 |
|---|
| 24, Denne Road312 m away | 127 m² | 158 m² | +31 m² +24% | 2013 |
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| Harting, 118, Blackbridge Lane960 m away | 73 m² | 103 m² | +30 m² +41% | 2026 |
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| 40, Bennetts Road772 m away | 70 m² | 100 m² | +30 m² +43% | 2025 |
|---|
| 58, Worthing Road862 m away | 117 m² | 147 m² | +30 m² +26% | 2019 |
|---|
| 18, Madeira Avenue641 m away | 76 m² | 106 m² | +30 m² +39% | 2013 |
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| 30, Elm Grove792 m away | 71 m² | 100 m² | +29 m² +41% | 2023 |
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| 29, Oxford Road746 m away | 92 m² | 121 m² | +29 m² +32% | 2022 |
|---|
| 16, Cedar Close999 m away | 165 m² | 194 m² | +29 m² +18% | 2013 |
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| 17, Madeira Avenue641 m away | 108 m² | 136 m² | +28 m² +26% | 2024 |
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| 11, Cambridge Road598 m away | 93 m² | 121 m² | +28 m² +30% | 2022 |
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| 1a, Clarence Road521 m away | 71 m² | 99 m² | +28 m² +39% | 2020 |
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| 52, Bennetts Road772 m away | 67 m² | 95 m² | +28 m² +42% | 2020 |
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| 2a, Barrington Road933 m away | 42 m² | 70 m² | +28 m² +67% | 2012 |
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| 10, Fletchers Close661 m away | 106 m² | 133 m² | +27 m² +25% | 2023 |
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| 69, Clarence Road742 m away | 90 m² | 117 m² | +27 m² +30% | 2021 |
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| 10, Highlands Avenue937 m away | 96 m² | 123 m² | +27 m² +28% | 2016 |
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| Flat 23, Homestream House, Mill Bay Lane679 m away | 60 m² | 86 m² | +26 m² +43% | 2017 |
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| 2, Norfolk Terrace515 m away | 106 m² | 131 m² | +25 m² +24% | 2023 |
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| 143, Tanbridge Park962 m away | 102 m² | 127 m² | +25 m² +25% | 2018 |
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| 16, South Grove387 m away | 107 m² | 132 m² | +25 m² +23% | 2015 |
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| 13, Madeira Avenue641 m away | 79 m² | 104 m² | +25 m² +32% | 2014 |
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| 128, New Street593 m away | 91 m² | 114 m² | +23 m² +25% | 2026 |
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| 7, Glynde Place475 m away | 39 m² | 62 m² | +23 m² +59% | 2025 |
|---|
| 9, Hernbrook Drive984 m away | 93 m² | 116 m² | +23 m² +25% | 2011 |
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| 31, Barttelot Road399 m away | 112 m² | 134 m² | +22 m² +20% | 2026 |
|---|
| 23, Hernbrook Drive984 m away | 122 m² | 144 m² | +22 m² +18% | 2022 |
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| 18, Trinity Square582 m away | 67 m² | 89 m² | +22 m² +33% | 2020 |
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| 86, Clarence Road718 m away | 75 m² | 96 m² | +21 m² +28% | 2023 |
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| 24, Eversfield Road839 m away | 85 m² | 106 m² | +21 m² +25% | 2016 |
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| 11, Devonshire Road661 m away | 110 m² | 131 m² | +21 m² +19% | 2015 |
|---|
| Little Winters, 51, St Leonards Road938 m away | 139 m² | 160 m² | +21 m² +15% | 2015 |
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| 9, Bishopric Court859 m away | 27 m² | 47 m² | +20 m² +74% | 2025 |
|---|
| 21, Bishopric Court859 m away | 35 m² | 55 m² | +20 m² +57% | 2022 |
|---|
| 9, River Mead837 m away | 70 m² | 90 m² | +20 m² +29% | 2018 |
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| 93, Bennetts Road996 m away | 93 m² | 113 m² | +20 m² +22% | 2017 |
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| 23, Devonshire Road661 m away | 79 m² | 99 m² | +20 m² +25% | 2016 |
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| 7, Clarence Court, Brighton Road483 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
|---|
| Flat 2, Bridges Place, Denne Parade284 m away | 81 m² | 100 m² | +19 m² +23% | 2024 |
|---|
| 145, New Street604 m away | 96 m² | 115 m² | +19 m² +20% | 2024 |
|---|
| Flat 2, Tanbridge House, Tanbridge Park913 m away | 120 m² | 139 m² | +19 m² +16% | 2022 |
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| 30, Arthur Road425 m away | 103 m² | 122 m² | +19 m² +18% | 2021 |
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| 22, Bethune Road874 m away | 70 m² | 88 m² | +18 m² +26% | 2024 |
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| 53, Gorings Mead270 m away | 108 m² | 126 m² | +18 m² +17% | 2017 |
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| 64, Bethune Road874 m away | 79 m² | 97 m² | +18 m² +23% | 2016 |
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| 3, Press House, 16, Market Square426 m away | 93 m² | 111 m² | +18 m² +19% | 2015 |
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| 37, Cambridge Road598 m away | 80 m² | 98 m² | +18 m² +23% | 2013 |
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| 93, Clarence Road742 m away | 111 m² | 128 m² | +17 m² +15% | 2026 |
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| Flat 8, Talbot House, 20 - 22, East Street384 m away | 110 m² | 127 m² | +17 m² +15% | 2024 |
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| 69, Orchard Road937 m away | 71 m² | 87 m² | +16 m² +23% | 2025 |
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| Flat 6, Bishops Court 27a, Causeway443 m away | 72 m² | 88 m² | +16 m² +22% | 2024 |
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| 52, Orchard Road997 m away | 105 m² | 121 m² | +16 m² +15% | 2023 |
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| 10, Victoria Street509 m away | 76 m² | 92 m² | +16 m² +21% | 2017 |
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| 44, Barttelot Road399 m away | 74 m² | 90 m² | +16 m² +22% | 2014 |
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| 39, Bethune Road897 m away | 71 m² | 87 m² | +16 m² +23% | 2008 |
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| 8, Melksham Close736 m away | 46 m² | 61 m² | +15 m² +33% | 2022 |
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| 77, Clarence Road742 m away | 48 m² | 63 m² | +15 m² +31% | 2020 |
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| 61, Kings Gate878 m away | 50 m² | 65 m² | +15 m² +30% | 2020 |
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| 27, Chesworth Crescent153 m away | 65 m² | 80 m² | +15 m² +23% | 2015 |
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| 5, Park Terrace East386 m away | 73 m² | 88 m² | +15 m² +21% | 2010 |
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