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 CM12 9FP
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 |
|---|---|---|---|---|
| Deerbank, Deerbank Road723 m away | 292 m² | 713 m² | +421 m² +144% | 2017 |
| 24, Lake Avenue531 m away | 153 m² | 369 m² | +216 m² +141% | 2017 |
| 101, Laindon Road953 m away | 191 m² | 339 m² | +148 m² +77% | 2018 |
| 81, Laindon Road953 m away | 112 m² | 240 m² | +128 m² +114% | 2014 |
| 5, Lake Avenue531 m away | 104 m² | 230 m² | +126 m² +121% | 2020 |
| 12, West Park Drive295 m away | 132 m² | 252 m² | +120 m² +91% | 2018 |
| 31, Mountnessing Road872 m away | 145 m² | 264 m² | +119 m² +82% | 2023 |
| 109, Mountnessing Road874 m away | 127 m² | 244 m² | +117 m² +92% | 2025 |
| 147, Western Road629 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.
| 123 m² |
| 239 m² |
| +116 m² +94% |
| 2018 |
| 36, Thynne Road938 m away | 83 m² | 194 m² | +111 m² +134% | 2025 |
|---|
| 15, Lakeside971 m away | 81 m² | 192 m² | +111 m² +137% | 2023 |
|---|
| 27, Thynne Road938 m away | 72 m² | 171 m² | +99 m² +138% | 2018 |
|---|
| 6, Heather Bank456 m away | 69 m² | 165 m² | +96 m² +139% | 2026 |
|---|
| 4, Hillside Road303 m away | 105 m² | 199 m² | +94 m² +90% | 2024 |
|---|
| 52, Chantry Way107 m away | 68 m² | 161 m² | +93 m² +137% | 2022 |
|---|
| 39, Crown Road306 m away | 74 m² | 161 m² | +87 m² +118% | 2026 |
|---|
| 29, Bootham Road950 m away | 80 m² | 163 m² | +83 m² +104% | 2024 |
|---|
| 46, Stock Road810 m away | 169 m² | 252 m² | +83 m² +49% | 2020 |
|---|
| 8, Wakefield Avenue487 m away | 107 m² | 190 m² | +83 m² +78% | 2011 |
|---|
| 41, Prince Edward Road973 m away | 86 m² | 166 m² | +80 m² +93% | 2021 |
|---|
| 134, Mountnessing Road874 m away | 124 m² | 204 m² | +80 m² +65% | 2020 |
|---|
| 8, School Road809 m away | 70 m² | 149 m² | +79 m² +113% | 2023 |
|---|
| 16, The Avenue602 m away | 112 m² | 191 m² | +79 m² +71% | 2014 |
|---|
| 121, Mountnessing Road874 m away | 116 m² | 193 m² | +77 m² +66% | 2026 |
|---|
| 94a, Norsey Road807 m away | 334 m² | 410 m² | +76 m² +23% | 2022 |
|---|
| 25, Hunts Mead634 m away | 59 m² | 134 m² | +75 m² +127% | 2025 |
|---|
| 13, Cavell Road901 m away | 64 m² | 139 m² | +75 m² +117% | 2020 |
|---|
| 38, Hillside Road303 m away | 71 m² | 145 m² | +74 m² +104% | 2025 |
|---|
| 26, Summerdale405 m away | 103 m² | 177 m² | +74 m² +72% | 2024 |
|---|
| 16, Bootham Road950 m away | 111 m² | 185 m² | +74 m² +67% | 2019 |
|---|
| 16, Lakeside971 m away | 76 m² | 145 m² | +69 m² +91% | 2022 |
|---|
| 40, West Park Avenue599 m away | 108 m² | 174 m² | +66 m² +61% | 2019 |
|---|
| 8, Hillside Road303 m away | 85 m² | 151 m² | +66 m² +78% | 2017 |
|---|
| 30, The Meadow Way926 m away | 66 m² | 126 m² | +60 m² +91% | 2021 |
|---|
| 28, Ricketts Drive897 m away | 62 m² | 122 m² | +60 m² +97% | 2009 |
|---|
| 49, West Park Crescent432 m away | 169 m² | 228 m² | +59 m² +35% | 2025 |
|---|
| 27, Hillside Road303 m away | 49 m² | 107 m² | +58 m² +118% | 2023 |
|---|
| 14, Rushdene Road844 m away | 72 m² | 129 m² | +57 m² +79% | 2017 |
|---|
| 6, Coxbridge Court176 m away | 59 m² | 115 m² | +56 m² +95% | 2025 |
|---|
| 45, The Avenue569 m away | 99 m² | 155 m² | +56 m² +57% | 2024 |
|---|
| 12, Weir Wynd666 m away | 123 m² | 178 m² | +55 m² +45% | 2026 |
|---|
| 19, Rosslyn Road813 m away | 173 m² | 228 m² | +55 m² +32% | 2024 |
|---|
| 94, Norsey Road807 m away | 257 m² | 312 m² | +55 m² +21% | 2022 |
|---|
| 14, Bootham Road950 m away | 56 m² | 111 m² | +55 m² +98% | 2021 |
|---|
| 24, Quilters Drive965 m away | 86 m² | 140 m² | +54 m² +63% | 2023 |
|---|
| 6, Ricketts Drive897 m away | 62 m² | 114 m² | +52 m² +84% | 2021 |
|---|
| 14, Stock Road600 m away | 179 m² | 230 m² | +51 m² +28% | 2020 |
|---|
| 10, Heather Bank456 m away | 77 m² | 125 m² | +48 m² +62% | 2015 |
|---|
| 27, Crown Road306 m away | 65 m² | 112 m² | +47 m² +72% | 2019 |
|---|
| 5, Shakespeare Avenue945 m away | 92 m² | 139 m² | +47 m² +51% | 2019 |
|---|
| 71, Hunts Mead634 m away | 69 m² | 115 m² | +46 m² +67% | 2022 |
|---|
| 43, Tensing Gardens550 m away | 58 m² | 104 m² | +46 m² +79% | 2019 |
|---|
| 16, Rushdene Road844 m away | 71 m² | 117 m² | +46 m² +65% | 2012 |
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| 46, Cromwell Avenue521 m away | 121 m² | 166 m² | +45 m² +37% | 2024 |
|---|
| 7, Hillside Road303 m away | 120 m² | 164 m² | +44 m² +37% | 2022 |
|---|
| 19, Whinhams Way969 m away | 75 m² | 118 m² | +43 m² +57% | 2026 |
|---|
| 17, Thynne Road938 m away | 186 m² | 229 m² | +43 m² +23% | 2009 |
|---|
| 1, Langemore Way468 m away | 124 m² | 166 m² | +42 m² +34% | 2020 |
|---|
| 1, Roman Way841 m away | 47 m² | 89 m² | +42 m² +89% | 2019 |
|---|
| 38, Thynne Road938 m away | 51 m² | 91 m² | +40 m² +78% | 2023 |
|---|
| 1, Grove Road733 m away | 121 m² | 161 m² | +40 m² +33% | 2021 |
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| 132, Mountnessing Road874 m away | 112 m² | 152 m² | +40 m² +36% | 2019 |
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| 63, Chestnut Avenue493 m away | 121 m² | 160 m² | +39 m² +32% | 2026 |
|---|
| 1, Sweet Chestnut Mews221 m away | 259 m² | 298 m² | +39 m² +15% | 2025 |
|---|
| 16, Hunts Mead634 m away | 60 m² | 99 m² | +39 m² +65% | 2024 |
|---|
| 54, Prince Edward Road973 m away | 148 m² | 186 m² | +38 m² +26% | 2026 |
|---|
| 30, Lake Avenue531 m away | 210 m² | 247 m² | +37 m² +18% | 2018 |
|---|
| 28, Thynne Road938 m away | 76 m² | 113 m² | +37 m² +49% | 2010 |
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| Flat 15, Rectory House, Chapel Street146 m away | 76 m² | 113 m² | +37 m² +49% | 2009 |
|---|
| 20, The Avenue569 m away | 187 m² | 223 m² | +36 m² +19% | 2021 |
|---|
| 37, Radford Court337 m away | 31 m² | 67 m² | +36 m² +116% | 2010 |
|---|
| 6, Charity Farm Chase748 m away | 123 m² | 158 m² | +35 m² +28% | 2026 |
|---|
| 23, Sylvan Tryst863 m away | 158 m² | 193 m² | +35 m² +22% | 2026 |
|---|
| 1, Lakeside971 m away | 48 m² | 83 m² | +35 m² +73% | 2026 |
|---|
| 6, The Meadow Way926 m away | 111 m² | 146 m² | +35 m² +32% | 2019 |
|---|
| 10, Cromwell Avenue396 m away | 99 m² | 133 m² | +34 m² +34% | 2023 |
|---|
| 15, Cromwell Avenue396 m away | 92 m² | 126 m² | +34 m² +37% | 2022 |
|---|
| 19, Hillside Road303 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
|---|
| 72, Mountnessing Road851 m away | 81 m² | 114 m² | +33 m² +41% | 2017 |
|---|
| 77, Greens Farm Lane921 m away | 51 m² | 84 m² | +33 m² +65% | 2017 |
|---|
| 14, Quilters Drive965 m away | 79 m² | 111 m² | +32 m² +41% | 2024 |
|---|
| 48, Prince Edward Road973 m away | 160 m² | 192 m² | +32 m² +20% | 2018 |
|---|
| Flat 4, The Roof Gardens, 60, High Street183 m away | 71 m² | 103 m² | +32 m² +45% | 2016 |
|---|
| 54, Hunts Mead634 m away | 68 m² | 99 m² | +31 m² +46% | 2023 |
|---|
| 2, Copford Close727 m away | 75 m² | 106 m² | +31 m² +41% | 2023 |
|---|
| 35, Station Road753 m away | 55 m² | 86 m² | +31 m² +56% | 2019 |
|---|
| 2, Charity Farm Chase748 m away | 123 m² | 153 m² | +30 m² +24% | 2025 |
|---|
| 27, Valley Road434 m away | 64 m² | 94 m² | +30 m² +47% | 2021 |
|---|
| 161b, Mountnessing Road899 m away | 182 m² | 212 m² | +30 m² +16% | 2019 |
|---|
| 3, West Croft495 m away | 114 m² | 144 m² | +30 m² +26% | 2016 |
|---|
| 25a, Lake Avenue531 m away | 133 m² | 162 m² | +29 m² +22% | 2024 |
|---|
| 9, West Cloister37 m away | 147 m² | 175 m² | +28 m² +19% | 2021 |
|---|
| 37, Hillary Mount820 m away | 94 m² | 122 m² | +28 m² +30% | 2021 |
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| 22, West Park Crescent351 m away | 146 m² | 174 m² | +28 m² +19% | 2017 |
|---|
| 17, Chaffinch Crescent693 m away | 99 m² | 127 m² | +28 m² +28% | 2014 |
|---|
| 6, Chestnut Avenue616 m away | 99 m² | 126 m² | +27 m² +27% | 2025 |
|---|
| 36, Quilters Drive965 m away | 101 m² | 128 m² | +27 m² +27% | 2024 |
|---|
| 12, Hunts Mead634 m away | 100 m² | 127 m² | +27 m² +27% | 2023 |
|---|
| 21, Station Road623 m away | 134 m² | 161 m² | +27 m² +20% | 2022 |
|---|
| 7, Lakeside971 m away | 62 m² | 87 m² | +25 m² +40% | 2020 |
|---|
| 87, Western Road413 m away | 138 m² | 162 m² | +24 m² +17% | 2025 |
|---|
| 5, Langdon Mews525 m away | 94 m² | 118 m² | +24 m² +26% | 2021 |
|---|
| 7, Laindon Road699 m away | 116 m² | 140 m² | +24 m² +21% | 2016 |
|---|
| 24, Meadow Rise752 m away | 91 m² | 114 m² | +23 m² +25% | 2026 |
|---|
| 63, Hillside Road319 m away | 87 m² | 110 m² | +23 m² +26% | 2015 |
|---|
| 3, Felsted Road935 m away | 77 m² | 99 m² | +22 m² +29% | 2025 |
|---|
| 53, Prince Edward Road973 m away | 110 m² | 132 m² | +22 m² +20% | 2025 |
|---|
| 15, Perry Street992 m away | 79 m² | 100 m² | +21 m² +27% | 2026 |
|---|
| 4, Rosslyn Road813 m away | 72 m² | 93 m² | +21 m² +29% | 2021 |
|---|
| 2, The Mullions886 m away | 134 m² | 155 m² | +21 m² +16% | 2021 |
|---|
| 36, Station Road753 m away | 96 m² | 117 m² | +21 m² +22% | 2018 |
|---|
| Flat 25, Langthorns, Stock Road242 m away | 75 m² | 96 m² | +21 m² +28% | 2011 |
|---|
| 6, West Park Avenue430 m away | 133 m² | 153 m² | +20 m² +15% | 2020 |
|---|
| 7, Chestnut Avenue616 m away | 112 m² | 132 m² | +20 m² +18% | 2020 |
|---|
| 23, Goldcrest Drive790 m away | 103 m² | 123 m² | +20 m² +19% | 2016 |
|---|
| 12, The Copse976 m away | 125 m² | 144 m² | +19 m² +15% | 2026 |
|---|
| 34, Hunts Mead634 m away | 72 m² | 91 m² | +19 m² +26% | 2024 |
|---|
| 41, Langemore Way468 m away | 85 m² | 104 m² | +19 m² +22% | 2022 |
|---|
| 6, Park Side545 m away | 92 m² | 111 m² | +19 m² +21% | 2016 |
|---|
| 32, Meadow Rise752 m away | 98 m² | 117 m² | +19 m² +19% | 2016 |
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| 30, West Ridge866 m away | 82 m² | 100 m² | +18 m² +22% | 2024 |
|---|
| 34, Chapel Court220 m away | 106 m² | 124 m² | +18 m² +17% | 2023 |
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| 69, Tensing Gardens550 m away | 104 m² | 121 m² | +17 m² +16% | 2026 |
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| Flat 14, Radstocks, Stock Road314 m away | 53 m² | 70 m² | +17 m² +32% | 2025 |
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| 64, Hunts Mead634 m away | 72 m² | 89 m² | +17 m² +24% | 2021 |
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| Flat 10, 8, Stock Road600 m away | 62 m² | 79 m² | +17 m² +27% | 2020 |
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| 4, Bellevue Road727 m away | 83 m² | 100 m² | +17 m² +20% | 2020 |
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| 21, Fernbank923 m away | 96 m² | 113 m² | +17 m² +18% | 2020 |
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| 87, Knightbridge Walk882 m away | 74 m² | 91 m² | +17 m² +23% | 2012 |
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| 11, Tensing Gardens652 m away | 101 m² | 117 m² | +16 m² +16% | 2026 |
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| 1, Heather Bank456 m away | 88 m² | 104 m² | +16 m² +18% | 2020 |
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| Flat 7, Radstocks, Stock Road314 m away | 66 m² | 82 m² | +16 m² +24% | 2019 |
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| 43, Chapel Court220 m away | 94 m² | 110 m² | +16 m² +17% | 2011 |
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| 6, Dedham Close818 m away | 97 m² | 112 m² | +15 m² +15% | 2025 |
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| 4, Needham Close486 m away | 91 m² | 106 m² | +15 m² +16% | 2024 |
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| 10, Beverley Rise955 m away | 58 m² | 73 m² | +15 m² +26% | 2024 |
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| 24, Burns Close400 m away | 46 m² | 61 m² | +15 m² +33% | 2022 |
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| 39, South Ridge670 m away | 76 m² | 91 m² | +15 m² +20% | 2022 |
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| 6, St James Mews251 m away | 86 m² | 101 m² | +15 m² +17% | 2020 |
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| 135a, High Street488 m away | 60 m² | 75 m² | +15 m² +25% | 2019 |
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| 40, Tensing Gardens550 m away | 75 m² | 90 m² | +15 m² +20% | 2019 |
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| 28, Grey Lady Place306 m away | 80 m² | 95 m² | +15 m² +19% | 2012 |
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| 1, The Avenue602 m away | 69 m² | 84 m² | +15 m² +22% | 2012 |
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