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 RM17 5NZ
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 |
|---|---|---|---|---|
| 8, King Edward Drive865 m away | 137 m² | 322 m² | +185 m² +135% | 2024 |
| 70, Chestnut Avenue844 m away | 100 m² | 243 m² | +143 m² +143% | 2025 |
| 17, College Avenue755 m away | 262 m² | 396 m² | +134 m² +51% | 2021 |
| 32, Tennyson Avenue319 m away | 90 m² | 205 m² | +115 m² +128% | 2024 |
| 8, Palmers Avenue681 m away | 130 m² | 237 m² | +107 m² +82% | 2025 |
| 11, King Edward Drive865 m away | 77 m² | 178 m² | +101 m² +131% | 2025 |
| 98, King Edward Drive953 m away | 92 m² | 191 m² | +99 m² +108% | 2020 |
| 19a, Denecroft Gardens271 m away | 141 m² | 231 m² | +90 m² +64% | 2014 |
| 76, Blackshots Lane542 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.
| 96 m² |
| 177 m² |
| +81 m² +84% |
| 2025 |
| 2, Oval Gardens89 m away | 91 m² | 171 m² | +80 m² +88% | 2021 |
|---|
| 22, Mead Close993 m away | 100 m² | 176 m² | +76 m² +76% | 2015 |
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| 37, Palmers Avenue647 m away | 167 m² | 238 m² | +71 m² +43% | 2024 |
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| 52, Connaught Avenue692 m away | 92 m² | 162 m² | +70 m² +76% | 2024 |
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| 95, Ward Avenue330 m away | 70 m² | 139 m² | +69 m² +99% | 2011 |
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| 164, Heathview Road833 m away | 69 m² | 137 m² | +68 m² +99% | 2020 |
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| 45, Wood View718 m away | 103 m² | 168 m² | +65 m² +63% | 2023 |
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| 62, Parkside645 m away | 49 m² | 113 m² | +64 m² +131% | 2026 |
|---|
| 20, Chestnut Avenue844 m away | 65 m² | 129 m² | +64 m² +98% | 2023 |
|---|
| 250, Long Lane954 m away | 52 m² | 116 m² | +64 m² +123% | 2011 |
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| 12, Stanford Road997 m away | 95 m² | 158 m² | +63 m² +66% | 2019 |
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| 34, Connaught Avenue692 m away | 81 m² | 144 m² | +63 m² +78% | 2012 |
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| 12, Overcliff Road624 m away | 79 m² | 140 m² | +61 m² +77% | 2025 |
|---|
| 51, Blackshots Lane537 m away | 130 m² | 190 m² | +60 m² +46% | 2026 |
|---|
| 39, Parkside639 m away | 79 m² | 139 m² | +60 m² +76% | 2016 |
|---|
| 59, Victoria Avenue802 m away | 136 m² | 195 m² | +59 m² +43% | 2026 |
|---|
| 247, Long Lane954 m away | 93 m² | 151 m² | +58 m² +62% | 2021 |
|---|
| 17, St Georges Avenue322 m away | 96 m² | 153 m² | +57 m² +59% | 2023 |
|---|
| 17, Crowstone Road807 m away | 47 m² | 104 m² | +57 m² +121% | 2023 |
|---|
| 48, Parkside645 m away | 47 m² | 103 m² | +56 m² +119% | 2011 |
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| 21, St Georges Avenue322 m away | 83 m² | 138 m² | +55 m² +66% | 2019 |
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| 78, Heathview Road414 m away | 59 m² | 113 m² | +54 m² +92% | 2022 |
|---|
| 2, Claremont Close393 m away | 99 m² | 152 m² | +53 m² +54% | 2015 |
|---|
| 90, King Edward Drive953 m away | 112 m² | 164 m² | +52 m² +46% | 2017 |
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| 102, Ward Avenue330 m away | 83 m² | 134 m² | +51 m² +61% | 2026 |
|---|
| 120, Lodge Lane606 m away | 103 m² | 154 m² | +51 m² +50% | 2023 |
|---|
| 77, Ward Avenue330 m away | 91 m² | 141 m² | +50 m² +55% | 2023 |
|---|
| 68, Blackshots Lane542 m away | 115 m² | 162 m² | +47 m² +41% | 2025 |
|---|
| 31, Premier Avenue425 m away | 101 m² | 148 m² | +47 m² +47% | 2019 |
|---|
| 87, Wood View988 m away | 100 m² | 146 m² | +46 m² +46% | 2016 |
|---|
| 3, Woodward Close752 m away | 86 m² | 131 m² | +45 m² +52% | 2015 |
|---|
| 1, Highfield Gardens998 m away | 84 m² | 127 m² | +43 m² +51% | 2017 |
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| 26, Hollowfield Avenue335 m away | 72 m² | 115 m² | +43 m² +60% | 2015 |
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| 7, Woodward Close752 m away | 110 m² | 153 m² | +43 m² +39% | 2015 |
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| 15, Boscombe Avenue501 m away | 61 m² | 103 m² | +42 m² +69% | 2017 |
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| 11a, Toft Avenue284 m away | 32 m² | 74 m² | +42 m² +131% | 2013 |
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| 92, Blackshots Lane841 m away | 89 m² | 130 m² | +41 m² +46% | 2025 |
|---|
| 30, Hathaway Road985 m away | 90 m² | 131 m² | +41 m² +46% | 2024 |
|---|
| 9, Meadway505 m away | 106 m² | 147 m² | +41 m² +39% | 2016 |
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| 11, Premier Avenue425 m away | 106 m² | 146 m² | +40 m² +38% | 2020 |
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| 36, Victoria Avenue518 m away | 141 m² | 181 m² | +40 m² +28% | 2015 |
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| 85, Southend Road177 m away | 56 m² | 96 m² | +40 m² +71% | 2011 |
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| 232, Long Lane954 m away | 75 m² | 114 m² | +39 m² +52% | 2026 |
|---|
| 80, Blackshots Lane767 m away | 119 m² | 157 m² | +38 m² +32% | 2021 |
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| 38, Whitehall Road221 m away | 89 m² | 127 m² | +38 m² +43% | 2014 |
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| 44, Maycroft Avenue802 m away | 55 m² | 92 m² | +37 m² +67% | 2022 |
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| 212, Long Lane946 m away | 61 m² | 98 m² | +37 m² +61% | 2022 |
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| 14, College Avenue547 m away | 157 m² | 194 m² | +37 m² +24% | 2020 |
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| 4, Delafield Road857 m away | 73 m² | 110 m² | +37 m² +51% | 2013 |
|---|
| 32, Wood View502 m away | 125 m² | 161 m² | +36 m² +29% | 2025 |
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| 4, Maycroft Gardens838 m away | 34 m² | 70 m² | +36 m² +106% | 2025 |
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| 21, Connaught Avenue670 m away | 157 m² | 192 m² | +35 m² +22% | 2023 |
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| 26, High View Avenue787 m away | 154 m² | 188 m² | +34 m² +22% | 2021 |
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| 13, King Edward Drive865 m away | 76 m² | 109 m² | +33 m² +43% | 2020 |
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| 8, Connaught Avenue692 m away | 160 m² | 192 m² | +32 m² +20% | 2020 |
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| 8, Dartview Close672 m away | 81 m² | 113 m² | +32 m² +40% | 2015 |
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| 35, Bradleigh Avenue506 m away | 145 m² | 176 m² | +31 m² +21% | 2026 |
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| 36, Premier Avenue434 m away | 83 m² | 114 m² | +31 m² +37% | 2025 |
|---|
| 44, Blackshots Lane542 m away | 58 m² | 89 m² | +31 m² +53% | 2024 |
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| 46, Windsor Avenue924 m away | 136 m² | 166 m² | +30 m² +22% | 2026 |
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| 16, Denecroft Gardens271 m away | 90 m² | 120 m² | +30 m² +33% | 2022 |
|---|
| 1, Hawkridge Drive883 m away | 85 m² | 115 m² | +30 m² +35% | 2022 |
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| 31, Windsor Avenue956 m away | 89 m² | 119 m² | +30 m² +34% | 2013 |
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| 58, Whitehall Road221 m away | 93 m² | 122 m² | +29 m² +31% | 2019 |
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| 4, Medina Road597 m away | 171 m² | 200 m² | +29 m² +17% | 2015 |
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| 135, Heathview Road829 m away | 68 m² | 96 m² | +28 m² +41% | 2026 |
|---|
| 4, Rookery View955 m away | 119 m² | 147 m² | +28 m² +24% | 2022 |
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| 135, Hathaway Road901 m away | 74 m² | 101 m² | +27 m² +36% | 2026 |
|---|
| 93, Victoria Avenue802 m away | 54 m² | 81 m² | +27 m² +50% | 2023 |
|---|
| 59, Heathview Road414 m away | 67 m² | 93 m² | +26 m² +39% | 2026 |
|---|
| 55a, Rosedale Road719 m away | 73 m² | 99 m² | +26 m² +36% | 2026 |
|---|
| 70, Lenmore Avenue0 m away | 87 m² | 113 m² | +26 m² +30% | 2024 |
|---|
| 55, Woodward Close752 m away | 77 m² | 103 m² | +26 m² +34% | 2015 |
|---|
| 61, Malvern Road709 m away | 103 m² | 129 m² | +26 m² +25% | 2014 |
|---|
| 46, Newburgh Road874 m away | 53 m² | 78 m² | +25 m² +47% | 2022 |
|---|
| 31, Northfields309 m away | 86 m² | 111 m² | +25 m² +29% | 2014 |
|---|
| 42, Southend Road260 m away | 75 m² | 100 m² | +25 m² +33% | 2011 |
|---|
| 81, Ward Avenue330 m away | 159 m² | 183 m² | +24 m² +15% | 2024 |
|---|
| 1, Rogers Road157 m away | 87 m² | 111 m² | +24 m² +28% | 2022 |
|---|
| 207, Lodge Lane928 m away | 68 m² | 92 m² | +24 m² +35% | 2021 |
|---|
| La Sainte Union Convent, 25, College Avenue755 m away | 49 m² | 73 m² | +24 m² +49% | 2020 |
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| 22, Denecroft Gardens271 m away | 100 m² | 124 m² | +24 m² +24% | 2016 |
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| 55, Mayfields619 m away | 74 m² | 98 m² | +24 m² +32% | 2016 |
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| 3, Crowstone Road669 m away | 73 m² | 96 m² | +23 m² +32% | 2024 |
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| 5, Medina Road597 m away | 92 m² | 115 m² | +23 m² +25% | 2018 |
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| 25, Premier Avenue425 m away | 82 m² | 105 m² | +23 m² +28% | 2016 |
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| 19, Crowstone Road807 m away | 47 m² | 70 m² | +23 m² +49% | 2016 |
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| 31, Rosedale Road719 m away | 76 m² | 98 m² | +22 m² +29% | 2024 |
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| 123, Chadwell Road666 m away | 59 m² | 81 m² | +22 m² +37% | 2022 |
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| 1, Addison Gardens431 m away | 101 m² | 123 m² | +22 m² +22% | 2021 |
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| 15, Victoria Avenue551 m away | 126 m² | 148 m² | +22 m² +17% | 2021 |
|---|
| 35, Balfour Road90 m away | 69 m² | 91 m² | +22 m² +32% | 2018 |
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| 35, Whitehall Road221 m away | 75 m² | 96 m² | +21 m² +28% | 2024 |
|---|
| 8, Premier Avenue434 m away | 115 m² | 136 m² | +21 m² +18% | 2014 |
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| 51, Southend Road307 m away | 57 m² | 77 m² | +20 m² +35% | 2026 |
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| 114, Hathaway Road939 m away | 76 m² | 96 m² | +20 m² +26% | 2026 |
|---|
| 22, Hillside381 m away | 60 m² | 80 m² | +20 m² +33% | 2023 |
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| 13, Wood View553 m away | 79 m² | 99 m² | +20 m² +25% | 2021 |
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| 4, Kingston Court, Hathaway Road908 m away | 60 m² | 80 m² | +20 m² +33% | 2020 |
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| 36, Highfield Gardens981 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
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| 57, Premier Avenue611 m away | 96 m² | 116 m² | +20 m² +21% | 2017 |
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| 60, Tennyson Avenue564 m away | 102 m² | 122 m² | +20 m² +20% | 2010 |
|---|
| 45, Windsor Avenue956 m away | 109 m² | 128 m² | +19 m² +17% | 2023 |
|---|
| 27, Balfour Road90 m away | 73 m² | 92 m² | +19 m² +26% | 2021 |
|---|
| 56, Boscombe Avenue496 m away | 93 m² | 112 m² | +19 m² +20% | 2018 |
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| 38, Connaught Avenue692 m away | 87 m² | 106 m² | +19 m² +22% | 2018 |
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| 10, Highgrove Mews572 m away | 53 m² | 71 m² | +18 m² +34% | 2025 |
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| 71, Highfield Gardens998 m away | 57 m² | 75 m² | +18 m² +32% | 2022 |
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| 21, Northfields309 m away | 99 m² | 117 m² | +18 m² +18% | 2017 |
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| 100, Ward Avenue330 m away | 116 m² | 134 m² | +18 m² +16% | 2016 |
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| 84, Heathview Road651 m away | 77 m² | 95 m² | +18 m² +23% | 2015 |
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| 65, Toft Avenue284 m away | 70 m² | 87 m² | +17 m² +24% | 2021 |
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| 53, Palmers Drive443 m away | 104 m² | 121 m² | +17 m² +16% | 2020 |
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| 20, Overcliff Road624 m away | 78 m² | 95 m² | +17 m² +22% | 2012 |
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| 31, Ward Avenue810 m away | 100 m² | 117 m² | +17 m² +17% | 2010 |
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| 25, St Georges Avenue322 m away | 103 m² | 119 m² | +16 m² +16% | 2025 |
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| 66, Hathaway Road985 m away | 88 m² | 104 m² | +16 m² +18% | 2023 |
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| 183a, Rectory Road419 m away | 99 m² | 114 m² | +15 m² +15% | 2025 |
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| 9, Connaught Avenue670 m away | 82 m² | 97 m² | +15 m² +18% | 2025 |
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| 142, Hathaway Road870 m away | 85 m² | 100 m² | +15 m² +18% | 2021 |
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| 2, Hazel Gardens743 m away | 76 m² | 91 m² | +15 m² +20% | 2020 |
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| 12, Palmers Drive443 m away | 95 m² | 110 m² | +15 m² +16% | 2019 |
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| 17, Maycroft Gardens838 m away | 72 m² | 87 m² | +15 m² +21% | 2015 |
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