Finding extended homes…
These only choose where you start. Every page and every lens is still one tap away.
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 CM13 2RT
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 |
|---|---|---|---|---|
| Little Paddock, 8, Challacombe Close687 m away | 204 m² | 493 m² | +289 m² +142% | 2015 |
| 63, Mount Avenue399 m away | 165 m² | 394 m² | +229 m² +139% | 2025 |
| Hillwood, 7, Hillwood Grove880 m away | 303 m² | 507 m² | +204 m² +67% | 2019 |
| 140, Hanging Hill Lane826 m away | 137 m² | 340 m² | +203 m² +148% | 2026 |
| Ormondhurst, Mount Avenue399 m away | 170 m² | 360 m² | +190 m² +112% | 2018 |
| Lofthus, Mallard Way945 m away | 123 m² | 301 m² | +178 m² +145% | 2021 |
| 3, Ridgeway732 m away | 216 m² | 389 m² | +173 m² +80% | 2024 |
| 26, Mount Avenue734 m away | 382 m² | 554 m² | +172 m² +45% | 2023 |
| 22, Roundwood Grove |
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.
| 162 m² |
| 327 m² |
| +165 m² +102% |
| 2022 |
| 24, Roundwood Grove919 m away | 176 m² | 340 m² | +164 m² +93% | 2012 |
|---|
| Russets, Darcy Close606 m away | 122 m² | 282 m² | +160 m² +131% | 2025 |
|---|
| 2, Shenfield Gardens868 m away | 112 m² | 272 m² | +160 m² +143% | 2019 |
|---|
| 1, Longaford Way546 m away | 154 m² | 308 m² | +154 m² +100% | 2025 |
|---|
| Oakwood, 51, Park Avenue441 m away | 202 m² | 354 m² | +152 m² +75% | 2023 |
|---|
| 37, Ridgeway925 m away | 206 m² | 358 m² | +152 m² +74% | 2021 |
|---|
| 89, Rayleigh Road310 m away | 115 m² | 266 m² | +151 m² +131% | 2015 |
|---|
| 36, Ridgeway987 m away | 300 m² | 448 m² | +148 m² +49% | 2017 |
|---|
| 178, Hanging Hill Lane527 m away | 151 m² | 292 m² | +141 m² +93% | 2020 |
|---|
| 8, Tennyson Road161 m away | 116 m² | 253 m² | +137 m² +118% | 2020 |
|---|
| Fairoak, Kandlewood713 m away | 212 m² | 338 m² | +126 m² +59% | 2025 |
|---|
| 8, Willow Close901 m away | 83 m² | 207 m² | +124 m² +149% | 2025 |
|---|
| 6, Janmead617 m away | 112 m² | 228 m² | +116 m² +104% | 2020 |
|---|
| 60, Rayleigh Road682 m away | 107 m² | 219 m² | +112 m² +105% | 2020 |
|---|
| 34, Hall Green Lane215 m away | 118 m² | 228 m² | +110 m² +93% | 2025 |
|---|
| 21, Cory Drive670 m away | 132 m² | 242 m² | +110 m² +83% | 2025 |
|---|
| Eversley, Kingsley Road294 m away | 142 m² | 249 m² | +107 m² +75% | 2024 |
|---|
| 55, Hall Green Lane382 m away | 133 m² | 240 m² | +107 m² +80% | 2019 |
|---|
| 13, Tennyson Road161 m away | 154 m² | 259 m² | +105 m² +68% | 2021 |
|---|
| 25, Tennyson Road161 m away | 133 m² | 235 m² | +102 m² +77% | 2015 |
|---|
| 4, Lordship Close299 m away | 127 m² | 228 m² | +101 m² +80% | 2020 |
|---|
| 11, Poplar Drive686 m away | 127 m² | 225 m² | +98 m² +77% | 2025 |
|---|
| 24, Delta Road525 m away | 92 m² | 187 m² | +95 m² +103% | 2019 |
|---|
| 18, Willow Close901 m away | 81 m² | 174 m² | +93 m² +115% | 2026 |
|---|
| 4, Willow Close901 m away | 71 m² | 161 m² | +90 m² +127% | 2024 |
|---|
| 138, Hanging Hill Lane826 m away | 146 m² | 233 m² | +87 m² +60% | 2024 |
|---|
| 239, Rayleigh Road675 m away | 62 m² | 149 m² | +87 m² +140% | 2021 |
|---|
| 16, Willow Close901 m away | 75 m² | 160 m² | +85 m² +113% | 2014 |
|---|
| 18, Park Avenue394 m away | 118 m² | 202 m² | +84 m² +71% | 2021 |
|---|
| 8, Woodland Close940 m away | 58 m² | 140 m² | +82 m² +141% | 2019 |
|---|
| 227, Hanging Hill Lane271 m away | 121 m² | 200 m² | +79 m² +65% | 2019 |
|---|
| 18, Roundwood Grove919 m away | 217 m² | 295 m² | +78 m² +36% | 2016 |
|---|
| 222, Hanging Hill Lane137 m away | 172 m² | 249 m² | +77 m² +45% | 2025 |
|---|
| 113, Rayleigh Road395 m away | 93 m² | 170 m² | +77 m² +83% | 2017 |
|---|
| 53, Park Avenue441 m away | 179 m² | 252 m² | +73 m² +41% | 2026 |
|---|
| 7, Lyndhurst Way270 m away | 102 m² | 174 m² | +72 m² +71% | 2024 |
|---|
| 26, Park Avenue394 m away | 124 m² | 196 m² | +72 m² +58% | 2019 |
|---|
| 15, Willow Close901 m away | 71 m² | 142 m² | +71 m² +100% | 2012 |
|---|
| 121, Rayleigh Road395 m away | 214 m² | 284 m² | +70 m² +33% | 2020 |
|---|
| 65, Woodland Avenue882 m away | 68 m² | 136 m² | +68 m² +100% | 2022 |
|---|
| 6, Delta Road525 m away | 71 m² | 139 m² | +68 m² +96% | 2016 |
|---|
| 11, Janmead617 m away | 164 m² | 229 m² | +65 m² +40% | 2021 |
|---|
| Hillcroft, Alexander Lane954 m away | 105 m² | 170 m² | +65 m² +62% | 2016 |
|---|
| 67, Hall Green Lane505 m away | 161 m² | 225 m² | +64 m² +40% | 2021 |
|---|
| 6, Graham Close997 m away | 95 m² | 159 m² | +64 m² +67% | 2019 |
|---|
| 4, Park Avenue394 m away | 148 m² | 210 m² | +62 m² +42% | 2024 |
|---|
| 40, Burses Way471 m away | 96 m² | 158 m² | +62 m² +65% | 2015 |
|---|
| 19, Cory Drive670 m away | 126 m² | 186 m² | +60 m² +48% | 2024 |
|---|
| 89, Woodland Avenue990 m away | 90 m² | 150 m² | +60 m² +67% | 2021 |
|---|
| 8, Burses Way311 m away | 90 m² | 149 m² | +59 m² +66% | 2022 |
|---|
| 2, Farm Close195 m away | 82 m² | 140 m² | +58 m² +71% | 2025 |
|---|
| 91, Long Ridings Avenue959 m away | 89 m² | 147 m² | +58 m² +65% | 2025 |
|---|
| Morada, Mount Avenue830 m away | 228 m² | 286 m² | +58 m² +25% | 2011 |
|---|
| 17, Tennyson Road161 m away | 132 m² | 189 m² | +57 m² +43% | 2022 |
|---|
| 3, Greyfriars691 m away | 220 m² | 277 m² | +57 m² +26% | 2016 |
|---|
| 10, Leafy Way465 m away | 98 m² | 154 m² | +56 m² +57% | 2020 |
|---|
| 17, Alpha Road608 m away | 45 m² | 99 m² | +54 m² +120% | 2018 |
|---|
| 17, Surman Crescent367 m away | 96 m² | 150 m² | +54 m² +56% | 2014 |
|---|
| 7, Farm Close195 m away | 129 m² | 182 m² | +53 m² +41% | 2014 |
|---|
| Sun Gate, 47, Ridgeway987 m away | 251 m² | 302 m² | +51 m² +20% | 2026 |
|---|
| 200, Hanging Hill Lane220 m away | 118 m² | 168 m² | +50 m² +42% | 2026 |
|---|
| 47, Poplar Drive686 m away | 112 m² | 162 m² | +50 m² +45% | 2024 |
|---|
| 8, Copeman Road233 m away | 78 m² | 128 m² | +50 m² +64% | 2022 |
|---|
| 62, Long Ridings Avenue976 m away | 81 m² | 131 m² | +50 m² +62% | 2018 |
|---|
| 39, Ridgeway925 m away | 273 m² | 322 m² | +49 m² +18% | 2025 |
|---|
| 10, Carpenter Path729 m away | 89 m² | 138 m² | +49 m² +55% | 2012 |
|---|
| 10, Coleridge Walk0 m away | 80 m² | 128 m² | +48 m² +60% | 2026 |
|---|
| 31, Byron Road337 m away | 85 m² | 133 m² | +48 m² +56% | 2020 |
|---|
| 4, Janmead617 m away | 110 m² | 158 m² | +48 m² +44% | 2014 |
|---|
| 31, Edwards Way926 m away | 83 m² | 130 m² | +47 m² +57% | 2026 |
|---|
| 14, Newlands Close461 m away | 85 m² | 132 m² | +47 m² +55% | 2018 |
|---|
| 5, Woodland Avenue877 m away | 97 m² | 144 m² | +47 m² +48% | 2014 |
|---|
| 51, Wash Road937 m away | 83 m² | 129 m² | +46 m² +55% | 2019 |
|---|
| 58, Woodland Avenue990 m away | 69 m² | 114 m² | +45 m² +65% | 2017 |
|---|
| 248, Hanging Hill Lane137 m away | 69 m² | 114 m² | +45 m² +65% | 2015 |
|---|
| 2, Cedar Close523 m away | 83 m² | 127 m² | +44 m² +53% | 2022 |
|---|
| 170, Rayleigh Road812 m away | 84 m² | 128 m² | +44 m² +52% | 2022 |
|---|
| 11, Cedar Road493 m away | 47 m² | 90 m² | +43 m² +91% | 2018 |
|---|
| 33, Cedar Road493 m away | 137 m² | 179 m² | +42 m² +31% | 2026 |
|---|
| 49, Long Ridings Avenue976 m away | 91 m² | 133 m² | +42 m² +46% | 2024 |
|---|
| 25, Park Avenue394 m away | 249 m² | 291 m² | +42 m² +17% | 2021 |
|---|
| 2, Lordship Close299 m away | 146 m² | 187 m² | +41 m² +28% | 2026 |
|---|
| 14, Copeman Road233 m away | 66 m² | 107 m² | +41 m² +62% | 2024 |
|---|
| 146, Hutton Drive658 m away | 71 m² | 112 m² | +41 m² +58% | 2014 |
|---|
| 23, Woodland Close940 m away | 75 m² | 115 m² | +40 m² +53% | 2022 |
|---|
| Longwood, Alexander Lane954 m away | 98 m² | 138 m² | +40 m² +41% | 2014 |
|---|
| Beechwood, Mount Avenue734 m away | 205 m² | 244 m² | +39 m² +19% | 2026 |
|---|
| 35, Woodland Avenue877 m away | 80 m² | 119 m² | +39 m² +49% | 2021 |
|---|
| 19, Longaford Way546 m away | 169 m² | 208 m² | +39 m² +23% | 2020 |
|---|
| 34, Coram Green793 m away | 84 m² | 122 m² | +38 m² +45% | 2021 |
|---|
| 7, Greyfriars691 m away | 150 m² | 188 m² | +38 m² +25% | 2017 |
|---|
| 11, Coleridge Walk0 m away | 111 m² | 148 m² | +37 m² +33% | 2024 |
|---|
| 28, Byron Road153 m away | 100 m² | 137 m² | +37 m² +37% | 2016 |
|---|
| 46, Tomlyns Close921 m away | 125 m² | 162 m² | +37 m² +30% | 2015 |
|---|
| 153, Rayleigh Road395 m away | 141 m² | 177 m² | +36 m² +26% | 2025 |
|---|
| 21, Hall Green Lane215 m away | 175 m² | 211 m² | +36 m² +21% | 2015 |
|---|
| 115, Rayleigh Road395 m away | 134 m² | 169 m² | +35 m² +26% | 2025 |
|---|
| 23, Newmans Drive377 m away | 159 m² | 194 m² | +35 m² +22% | 2024 |
|---|
| 12, Long Ridings Avenue996 m away | 111 m² | 146 m² | +35 m² +32% | 2023 |
|---|
| 3, Tennyson Road161 m away | 105 m² | 140 m² | +35 m² +33% | 2020 |
|---|
| 59, Woodland Avenue882 m away | 99 m² | 134 m² | +35 m² +35% | 2016 |
|---|
| 171, Rayleigh Road395 m away | 75 m² | 109 m² | +34 m² +45% | 2025 |
|---|
| 1, Carswell Close641 m away | 88 m² | 122 m² | +34 m² +39% | 2023 |
|---|
| 149, Woodland Avenue983 m away | 70 m² | 104 m² | +34 m² +49% | 2021 |
|---|
| 68, Coram Green886 m away | 68 m² | 102 m² | +34 m² +50% | 2014 |
|---|
| 222, Rayleigh Road943 m away | 79 m² | 112 m² | +33 m² +42% | 2022 |
|---|
| 26, Woodland Avenue882 m away | 86 m² | 119 m² | +33 m² +38% | 2013 |
|---|
| 6, Beaumont Gardens641 m away | 143 m² | 173 m² | +30 m² +21% | 2026 |
|---|
| 91, Whittington Road781 m away | 36 m² | 66 m² | +30 m² +83% | 2025 |
|---|
| 6, Waltham Close637 m away | 96 m² | 126 m² | +30 m² +31% | 2023 |
|---|
| 113, Whittington Road861 m away | 79 m² | 109 m² | +30 m² +38% | 2018 |
|---|
| 147, Rayleigh Road395 m away | 96 m² | 126 m² | +30 m² +31% | 2016 |
|---|
| 45, Long Ridings Avenue976 m away | 87 m² | 116 m² | +29 m² +33% | 2026 |
|---|
| 37, Boundary Drive767 m away | 71 m² | 100 m² | +29 m² +41% | 2024 |
|---|
| 3, Magdalen Gardens919 m away | 74 m² | 103 m² | +29 m² +39% | 2022 |
|---|
| 48, Hall Green Lane382 m away | 114 m² | 143 m² | +29 m² +25% | 2018 |
|---|
| Dryden, Kingsley Road260 m away | 173 m² | 202 m² | +29 m² +17% | 2015 |
|---|
| 31, Hall Green Lane215 m away | 148 m² | 177 m² | +29 m² +20% | 2012 |
|---|
| 30, Woodland Avenue882 m away | 61 m² | 89 m² | +28 m² +46% | 2025 |
|---|
| 15, Lyndhurst Way270 m away | 120 m² | 147 m² | +27 m² +23% | 2025 |
|---|
| 16, Coram Green793 m away | 69 m² | 96 m² | +27 m² +39% | 2022 |
|---|
| 64, Rayleigh Road348 m away | 82 m² | 109 m² | +27 m² +33% | 2014 |
|---|
| 37, Byron Road337 m away | 83 m² | 109 m² | +26 m² +31% | 2026 |
|---|
| 15, Newlands Close461 m away | 107 m² | 133 m² | +26 m² +24% | 2023 |
|---|
| 60, Hall Green Lane382 m away | 115 m² | 141 m² | +26 m² +23% | 2015 |
|---|
| 21, Surman Crescent367 m away | 79 m² | 105 m² | +26 m² +33% | 2014 |
|---|
| 15, Woodland Avenue877 m away | 116 m² | 141 m² | +25 m² +22% | 2024 |
|---|
| 39, Cedar Road493 m away | 64 m² | 89 m² | +25 m² +39% | 2019 |
|---|
| 17, Clifton Way592 m away | 104 m² | 129 m² | +25 m² +24% | 2018 |
|---|
| 2, Broxted Mews544 m away | 145 m² | 169 m² | +24 m² +17% | 2026 |
|---|
| 4, Harrison Close813 m away | 100 m² | 124 m² | +24 m² +24% | 2025 |
|---|
| 67, Cedar Road426 m away | 66 m² | 90 m² | +24 m² +36% | 2023 |
|---|
| 28, Burses Way311 m away | 135 m² | 159 m² | +24 m² +18% | 2019 |
|---|
| 1, Colet Road819 m away | 76 m² | 100 m² | +24 m² +32% | 2013 |
|---|
| 31c, Tennyson Road161 m away | 91 m² | 114 m² | +23 m² +25% | 2025 |
|---|
| 7, Springfield Avenue799 m away | 76 m² | 99 m² | +23 m² +30% | 2024 |
|---|
| 8, Randalls Drive712 m away | 81 m² | 104 m² | +23 m² +28% | 2019 |
|---|
| 51, Woodland Avenue882 m away | 64 m² | 87 m² | +23 m² +36% | 2019 |
|---|
| 3, Alpha Road608 m away | 105 m² | 128 m² | +23 m² +22% | 2014 |
|---|
| 10, Crushes Close730 m away | 122 m² | 145 m² | +23 m² +19% | 2014 |
|---|
| Flat 1, Booths Court, Poplar Drive683 m away | 63 m² | 85 m² | +22 m² +35% | 2026 |
|---|
| 11, Boundary Drive641 m away | 78 m² | 100 m² | +22 m² +28% | 2020 |
|---|
| 26, Boundary Drive641 m away | 55 m² | 77 m² | +22 m² +40% | 2018 |
|---|
| 98, Woodland Avenue983 m away | 58 m² | 79 m² | +21 m² +36% | 2019 |
|---|
| 13, Randalls Drive712 m away | 101 m² | 121 m² | +20 m² +20% | 2026 |
|---|
| 5, Harrison Close813 m away | 110 m² | 130 m² | +20 m² +18% | 2016 |
|---|
| 32, Burses Way311 m away | 113 m² | 132 m² | +19 m² +17% | 2023 |
|---|
| 1, Ardleigh Gardens681 m away | 71 m² | 90 m² | +19 m² +27% | 2018 |
|---|
| 42, Edwards Way926 m away | 82 m² | 101 m² | +19 m² +23% | 2014 |
|---|
| 19, Kelvedon Close794 m away | 60 m² | 78 m² | +18 m² +30% | 2021 |
|---|
| 190, Rayleigh Road812 m away | 83 m² | 101 m² | +18 m² +22% | 2011 |
|---|
| 5, Long Ridings Avenue996 m away | 83 m² | 100 m² | +17 m² +20% | 2025 |
|---|
| 28, Boundary Drive641 m away | 77 m² | 94 m² | +17 m² +22% | 2021 |
|---|
| 5, Wash Road783 m away | 84 m² | 101 m² | +17 m² +20% | 2019 |
|---|
| 80, Long Ridings Avenue952 m away | 81 m² | 98 m² | +17 m² +21% | 2015 |
|---|
| 16, Great Oaks777 m away | 112 m² | 129 m² | +17 m² +15% | 2012 |
|---|
| 27, Rayleigh Road950 m away | 66 m² | 82 m² | +16 m² +24% | 2018 |
|---|
| 18, Newlands Close461 m away | 99 m² | 115 m² | +16 m² +16% | 2015 |
|---|
| 3, Rosen Crescent290 m away | 61 m² | 76 m² | +15 m² +25% | 2025 |
|---|
| 12, Alpha Road608 m away | 75 m² | 90 m² | +15 m² +20% | 2018 |
|---|
| 78, Long Ridings Avenue952 m away | 92 m² | 107 m² | +15 m² +16% | 2014 |
|---|