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 HP13 6PG
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 |
|---|---|---|---|---|
| 14, Lucas Road378 m away | 334 m² | 604 m² | +270 m² +81% | 2018 |
| 5, Hughenden Road604 m away | 154 m² | 298 m² | +144 m² +94% | 2024 |
| 4, Overleigh Court, Amersham Road447 m away | 103 m² | 242 m² | +139 m² +135% | 2015 |
| The Cider Press, 37, London Road935 m away | 174 m² | 299 m² | +125 m² +72% | 2024 |
| 1, Rectory Avenue232 m away | 95 m² | 218 m² | +123 m² +129% | 2025 |
| 91, Roberts Road563 m away | 88 m² | 183 m² | +95 m² +108% | 2024 |
| 85, Hamilton Road787 m away | 160 m² | 250 m² | +90 m² +56% | 2020 |
| 2, Philip Road900 m away | 61 m² | 144 m² | +83 m² +136% | 2014 |
| 25, Rectory Avenue232 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.
| 110 m² |
| 190 m² |
| +80 m² +73% |
| 2021 |
| 46, Hughenden Road519 m away | 125 m² | 199 m² | +74 m² +59% | 2026 |
|---|
| 36, Amersham Hill Drive722 m away | 171 m² | 244 m² | +73 m² +43% | 2022 |
|---|
| 45, Hamilton Road656 m away | 108 m² | 180 m² | +72 m² +67% | 2018 |
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| 12a, Terry Road467 m away | 102 m² | 172 m² | +70 m² +69% | 2016 |
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| Dartington, The Greenway259 m away | 138 m² | 204 m² | +66 m² +48% | 2026 |
|---|
| 6, Green Hill Close986 m away | 140 m² | 205 m² | +65 m² +46% | 2014 |
|---|
| 29, Coningsby Road661 m away | 100 m² | 162 m² | +62 m² +62% | 2026 |
|---|
| 9, Manor Gardens937 m away | 88 m² | 149 m² | +61 m² +69% | 2022 |
|---|
| 89, Roberts Road563 m away | 89 m² | 149 m² | +60 m² +67% | 2025 |
|---|
| 21, Coningsby Road661 m away | 84 m² | 143 m² | +59 m² +70% | 2026 |
|---|
| Bellworthy, Lawsone Rise714 m away | 59 m² | 118 m² | +59 m² +100% | 2015 |
|---|
| Flat 8, Towers Lea, Conegra Road234 m away | 55 m² | 110 m² | +55 m² +100% | 2019 |
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| 67, Roberts Road496 m away | 106 m² | 160 m² | +54 m² +51% | 2025 |
|---|
| 22, Queen Street408 m away | 82 m² | 136 m² | +54 m² +66% | 2022 |
|---|
| Hamilton House, Ridge Way963 m away | 242 m² | 294 m² | +52 m² +21% | 2024 |
|---|
| 13, Mayhew Crescent733 m away | 97 m² | 148 m² | +51 m² +53% | 2017 |
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| 29, The Haystacks261 m away | 108 m² | 156 m² | +48 m² +44% | 2014 |
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| 39, Rowan Avenue813 m away | 71 m² | 118 m² | +47 m² +66% | 2016 |
|---|
| 15, South Drive979 m away | 82 m² | 129 m² | +47 m² +57% | 2015 |
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| 20, Underwood Road556 m away | 74 m² | 120 m² | +46 m² +62% | 2013 |
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| 31, Hamilton Road656 m away | 157 m² | 201 m² | +44 m² +28% | 2022 |
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| 220, Totteridge Road945 m away | 100 m² | 143 m² | +43 m² +43% | 2024 |
|---|
| 26, Amersham Road732 m away | 256 m² | 298 m² | +42 m² +16% | 2026 |
|---|
| 42, Maybrook Gardens286 m away | 157 m² | 199 m² | +42 m² +27% | 2023 |
|---|
| 91, Totteridge Road525 m away | 77 m² | 119 m² | +42 m² +55% | 2018 |
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| 65, Nicholas Gardens959 m away | 57 m² | 99 m² | +42 m² +74% | 2015 |
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| 10a, Garratts Way944 m away | 89 m² | 130 m² | +41 m² +46% | 2024 |
|---|
| 270, Bowerdean Road795 m away | 80 m² | 120 m² | +40 m² +50% | 2013 |
|---|
| May House, The Greenway259 m away | 190 m² | 229 m² | +39 m² +21% | 2026 |
|---|
| 18, Priory Road314 m away | 127 m² | 166 m² | +39 m² +31% | 2022 |
|---|
| 173, Bowerdean Road665 m away | 71 m² | 108 m² | +37 m² +52% | 2025 |
|---|
| 186, Hughenden Road851 m away | 115 m² | 151 m² | +36 m² +31% | 2026 |
|---|
| 35, Rye View229 m away | 159 m² | 195 m² | +36 m² +23% | 2023 |
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| 52, Amersham Hill Drive722 m away | 154 m² | 190 m² | +36 m² +23% | 2023 |
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| The Cedars, Foxhill Close689 m away | 110 m² | 146 m² | +36 m² +33% | 2021 |
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| 25, Conegra Road351 m away | 82 m² | 118 m² | +36 m² +44% | 2017 |
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| Flat 2, 10, Bull Lane638 m away | 50 m² | 84 m² | +34 m² +68% | 2021 |
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| 49, Wheelers Park748 m away | 71 m² | 105 m² | +34 m² +48% | 2020 |
|---|
| 133, Underwood Road686 m away | 73 m² | 106 m² | +33 m² +45% | 2026 |
|---|
| Flat 7, Vintner House, 4, High Street569 m away | 35 m² | 68 m² | +33 m² +94% | 2023 |
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| 54, Mayhew Crescent743 m away | 100 m² | 132 m² | +32 m² +32% | 2020 |
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| 6, Amersham Road285 m away | 156 m² | 187 m² | +31 m² +20% | 2024 |
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| Stuart Lodge, Stuart Road668 m away | 40 m² | 71 m² | +31 m² +78% | 2024 |
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| 42, Amersham Hill Drive722 m away | 167 m² | 198 m² | +31 m² +19% | 2024 |
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| 45, Tempus Court, Bellfield Road805 m away | 32 m² | 61 m² | +29 m² +91% | 2021 |
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| 2, Coningsby Road661 m away | 89 m² | 117 m² | +28 m² +31% | 2021 |
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| 40, Tempus Court, Bellfield Road805 m away | 20 m² | 48 m² | +28 m² +140% | 2021 |
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| 29, Priory Avenue419 m away | 117 m² | 145 m² | +28 m² +24% | 2019 |
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| 40 - 41, Oxford Street657 m away | 53 m² | 81 m² | +28 m² +53% | 2018 |
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| 11, Totteridge Avenue778 m away | 64 m² | 92 m² | +28 m² +44% | 2009 |
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| 3, Malmers Well Road144 m away | 103 m² | 129 m² | +26 m² +25% | 2026 |
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| 22, Tom Evans Court, Coningsby Road604 m away | 42 m² | 68 m² | +26 m² +62% | 2026 |
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| 1, Hepplewhite Close660 m away | 84 m² | 110 m² | +26 m² +31% | 2024 |
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| 3, Adelaide Road906 m away | 113 m² | 139 m² | +26 m² +23% | 2016 |
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| 4, Amersham Hill Gardens542 m away | 163 m² | 189 m² | +26 m² +16% | 2014 |
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| 46, Amersham Hill Drive722 m away | 151 m² | 175 m² | +24 m² +16% | 2021 |
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| 13, Lady Verney Close281 m away | 85 m² | 109 m² | +24 m² +28% | 2020 |
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| 15, Hughenden Road604 m away | 134 m² | 158 m² | +24 m² +18% | 2019 |
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| 26, Colborne Road974 m away | 78 m² | 102 m² | +24 m² +31% | 2016 |
|---|
| 140, Bowerdean Road638 m away | 71 m² | 94 m² | +23 m² +32% | 2026 |
|---|
| 32, Saffron Road602 m away | 82 m² | 105 m² | +23 m² +28% | 2025 |
|---|
| 73, Hamilton Road656 m away | 139 m² | 162 m² | +23 m² +17% | 2016 |
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| 16, Mayhew Crescent733 m away | 88 m² | 111 m² | +23 m² +26% | 2016 |
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| 12, Flitcroft Lea826 m away | 64 m² | 86 m² | +22 m² +34% | 2026 |
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| 91a, Hughenden Road703 m away | 56 m² | 78 m² | +22 m² +39% | 2024 |
|---|
| 34, Rectory Avenue292 m away | 107 m² | 129 m² | +22 m² +21% | 2019 |
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| 28, Castle Street458 m away | 42 m² | 64 m² | +22 m² +52% | 2019 |
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| 161, Totteridge Road748 m away | 73 m² | 95 m² | +22 m² +30% | 2017 |
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| 25, Nicholas Gardens909 m away | 59 m² | 81 m² | +22 m² +37% | 2016 |
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| 22, Pallatia Court996 m away | 54 m² | 76 m² | +22 m² +41% | 2016 |
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| 217, Totteridge Road947 m away | 72 m² | 93 m² | +21 m² +29% | 2026 |
|---|
| 91, Queens Road892 m away | 87 m² | 108 m² | +21 m² +24% | 2025 |
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| 55, Hughenden Avenue979 m away | 95 m² | 116 m² | +21 m² +22% | 2022 |
|---|
| 76, Underwood Road686 m away | 73 m² | 94 m² | +21 m² +29% | 2017 |
|---|
| 10, Dunwood Rise759 m away | 57 m² | 78 m² | +21 m² +37% | 2015 |
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| 33, Totteridge Avenue778 m away | 90 m² | 110 m² | +20 m² +22% | 2026 |
|---|
| 4, Hepplewhite Close660 m away | 80 m² | 100 m² | +20 m² +25% | 2024 |
|---|
| 12, Maybrook Gardens286 m away | 78 m² | 98 m² | +20 m² +26% | 2022 |
|---|
| 46, Hughenden Avenue969 m away | 80 m² | 100 m² | +20 m² +25% | 2022 |
|---|
| 27, Tempus Court, Bellfield Road805 m away | 36 m² | 56 m² | +20 m² +56% | 2021 |
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| 73, Hughenden Road604 m away | 107 m² | 127 m² | +20 m² +19% | 2020 |
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| 6, Stuart Road668 m away | 77 m² | 97 m² | +20 m² +26% | 2016 |
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| 15, Nicholas Gardens909 m away | 56 m² | 76 m² | +20 m² +36% | 2016 |
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| 42, Amersham Hill67 m away | 38 m² | 58 m² | +20 m² +53% | 2014 |
|---|
| 126, Bowerdean Road814 m away | 77 m² | 96 m² | +19 m² +25% | 2026 |
|---|
| 56, Nicholas Gardens959 m away | 61 m² | 80 m² | +19 m² +31% | 2016 |
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| 29, Conegra Road351 m away | 83 m² | 102 m² | +19 m² +23% | 2015 |
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| Flat 7, Hillcrest, Shrubbery Road115 m away | 60 m² | 79 m² | +19 m² +32% | 2014 |
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| 9, Roberts Road420 m away | 119 m² | 137 m² | +18 m² +15% | 2026 |
|---|
| 85, Hughenden Road604 m away | 89 m² | 107 m² | +18 m² +20% | 2025 |
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| 87, Mayhew Crescent743 m away | 88 m² | 106 m² | +18 m² +20% | 2024 |
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| 66, Totteridge Avenue778 m away | 92 m² | 110 m² | +18 m² +20% | 2020 |
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| Havenfield Court, Totteridge Road338 m away | 49 m² | 67 m² | +18 m² +37% | 2010 |
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| 21, Manor Gardens937 m away | 89 m² | 106 m² | +17 m² +19% | 2022 |
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| 21, Hillview Road953 m away | 72 m² | 89 m² | +17 m² +24% | 2016 |
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| 17, Dunwood Rise759 m away | 70 m² | 87 m² | +17 m² +24% | 2015 |
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| 23, Underwood Road556 m away | 100 m² | 117 m² | +17 m² +17% | 2014 |
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| 32, Rectory Avenue292 m away | 87 m² | 104 m² | +17 m² +20% | 2013 |
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| 4, Rectory Avenue292 m away | 36 m² | 53 m² | +17 m² +47% | 2009 |
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| Flat 1, St. Bernards Court, Harlow Road775 m away | 51 m² | 67 m² | +16 m² +31% | 2024 |
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| 31, Rowan Avenue813 m away | 74 m² | 90 m² | +16 m² +22% | 2023 |
|---|
| 31, Hillview Road953 m away | 80 m² | 96 m² | +16 m² +20% | 2022 |
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| 10, Gordon Road818 m away | 84 m² | 100 m² | +16 m² +19% | 2019 |
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| 5, Edgecote House, Amersham Hill148 m away | 50 m² | 66 m² | +16 m² +32% | 2014 |
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| A home on Dunwood Rise759 m away | 75 m² | 90 m² | +15 m² +20% | 2025 |
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| 100, Totteridge Road565 m away | 76 m² | 91 m² | +15 m² +20% | 2024 |
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| 3, Coningsby Court598 m away | 41 m² | 56 m² | +15 m² +37% | 2021 |
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| 8, Healey Avenue859 m away | 73 m² | 88 m² | +15 m² +21% | 2015 |
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| Lily Cottage, 192, Hughenden Road851 m away | 42 m² | 57 m² | +15 m² +36% | 2009 |
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