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 UB6 9AR
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 |
|---|---|---|---|---|
| 58, Betham Road802 m away | 87 m² | 198 m² | +111 m² +128% | 2025 |
| 52, Ravenor Park Road971 m away | 84 m² | 190 m² | +106 m² +126% | 2021 |
| 103, Costons Lane774 m away | 98 m² | 203 m² | +105 m² +107% | 2024 |
| 105, Ravenor Park Road971 m away | 72 m² | 167 m² | +95 m² +132% | 2018 |
| 44, Lyndhurst Road896 m away | 83 m² | 171 m² | +88 m² +106% | 2015 |
| 34, Ravenor Park Road907 m away | 90 m² | 169 m² | +79 m² +88% | 2024 |
| 7, Locarno Road612 m away | 85 m² | 160 m² | +75 m² +88% | 2019 |
| 562, Greenford Road768 m away | 53 m² | 127 m² | +74 m² +140% | 2022 |
| 80a, The Broadway557 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.
| 101 m² |
| 172 m² |
| +71 m² +70% |
| 2026 |
| 56, Cuckoo Dene558 m away | 90 m² | 161 m² | +71 m² +79% | 2026 |
|---|
| 316, Greenford Avenue938 m away | 96 m² | 167 m² | +71 m² +74% | 2022 |
|---|
| 18, Beechmount Avenue762 m away | 80 m² | 151 m² | +71 m² +89% | 2021 |
|---|
| 157, Greenford Road217 m away | 75 m² | 145 m² | +70 m² +93% | 2021 |
|---|
| 39, Ravenor Park Road907 m away | 84 m² | 152 m² | +68 m² +81% | 2024 |
|---|
| 127, Hurley Road593 m away | 83 m² | 150 m² | +67 m² +81% | 2022 |
|---|
| 7, Clifton Road536 m away | 88 m² | 154 m² | +66 m² +75% | 2025 |
|---|
| 7, Studland Road951 m away | 99 m² | 165 m² | +66 m² +67% | 2017 |
|---|
| 6, Longridge Lane928 m away | 98 m² | 163 m² | +65 m² +66% | 2026 |
|---|
| 46, Bridge Avenue465 m away | 85 m² | 149 m² | +64 m² +75% | 2020 |
|---|
| 81, Portland Crescent336 m away | 77 m² | 139 m² | +62 m² +81% | 2024 |
|---|
| 100, Beechmount Avenue599 m away | 61 m² | 122 m² | +61 m² +100% | 2020 |
|---|
| 40, Oakfield Gardens747 m away | 54 m² | 114 m² | +60 m² +111% | 2023 |
|---|
| 25, Avon Road867 m away | 84 m² | 144 m² | +60 m² +71% | 2019 |
|---|
| 9, Clifton Road536 m away | 101 m² | 160 m² | +59 m² +58% | 2024 |
|---|
| 72, Ravenor Park Road971 m away | 62 m² | 121 m² | +59 m² +95% | 2016 |
|---|
| 306a, Ruislip Road East441 m away | 70 m² | 127 m² | +57 m² +81% | 2023 |
|---|
| 30, Greenford Gardens974 m away | 111 m² | 166 m² | +55 m² +50% | 2023 |
|---|
| 86, Queens Avenue508 m away | 42 m² | 96 m² | +54 m² +129% | 2014 |
|---|
| 48, Ruislip Road769 m away | 96 m² | 149 m² | +53 m² +55% | 2021 |
|---|
| 42, Betham Road802 m away | 91 m² | 144 m² | +53 m² +58% | 2020 |
|---|
| 8, The Grove538 m away | 85 m² | 137 m² | +52 m² +61% | 2025 |
|---|
| 150, Windmill Lane173 m away | 74 m² | 126 m² | +52 m² +70% | 2022 |
|---|
| 61, Brookbank Avenue647 m away | 86 m² | 136 m² | +50 m² +58% | 2016 |
|---|
| 74, Windmill Lane213 m away | 77 m² | 126 m² | +49 m² +64% | 2024 |
|---|
| 9, Warren Drive570 m away | 75 m² | 124 m² | +49 m² +65% | 2020 |
|---|
| 4, Brookbank Avenue632 m away | 104 m² | 153 m² | +49 m² +47% | 2017 |
|---|
| 65, Upper Town Road818 m away | 80 m² | 129 m² | +49 m² +61% | 2017 |
|---|
| 2a, Kings Avenue583 m away | 57 m² | 106 m² | +49 m² +86% | 2014 |
|---|
| 14, Ravenor Park Road907 m away | 88 m² | 136 m² | +48 m² +55% | 2022 |
|---|
| 56, Elmbank Way569 m away | 94 m² | 141 m² | +47 m² +50% | 2025 |
|---|
| 37, Clifton Road536 m away | 43 m² | 90 m² | +47 m² +109% | 2023 |
|---|
| 156, Windmill Lane173 m away | 75 m² | 122 m² | +47 m² +63% | 2022 |
|---|
| 6, Oakfield Gardens747 m away | 53 m² | 100 m² | +47 m² +89% | 2021 |
|---|
| 42, Beechmount Avenue762 m away | 82 m² | 129 m² | +47 m² +57% | 2019 |
|---|
| 13a, Ruislip Road567 m away | 56 m² | 102 m² | +46 m² +82% | 2021 |
|---|
| 113, Kings Avenue826 m away | 92 m² | 137 m² | +45 m² +49% | 2026 |
|---|
| 165, Windmill Lane311 m away | 93 m² | 137 m² | +44 m² +47% | 2026 |
|---|
| 125, Mayfield Gardens651 m away | 88 m² | 132 m² | +44 m² +50% | 2024 |
|---|
| 40, Bridge Avenue465 m away | 69 m² | 113 m² | +44 m² +64% | 2023 |
|---|
| 297, Greenford Road868 m away | 84 m² | 128 m² | +44 m² +52% | 2013 |
|---|
| 15, Gifford Gardens681 m away | 66 m² | 109 m² | +43 m² +65% | 2023 |
|---|
| 23, Ferndown Court, Haldane Road800 m away | 71 m² | 114 m² | +43 m² +61% | 2014 |
|---|
| 138, Allenby Road997 m away | 76 m² | 118 m² | +42 m² +55% | 2026 |
|---|
| 106, Beechmount Avenue599 m away | 83 m² | 125 m² | +42 m² +51% | 2025 |
|---|
| 25, Pembroke Road837 m away | 84 m² | 126 m² | +42 m² +50% | 2023 |
|---|
| 58a, Beechmount Avenue599 m away | 59 m² | 101 m² | +42 m² +71% | 2020 |
|---|
| 44, Beresford Avenue813 m away | 82 m² | 124 m² | +42 m² +51% | 2015 |
|---|
| 33, Wallis Road906 m away | 43 m² | 85 m² | +42 m² +98% | 2014 |
|---|
| 9, Ravenor Park Road907 m away | 53 m² | 95 m² | +42 m² +79% | 2014 |
|---|
| 59, Hillyard Road914 m away | 69 m² | 110 m² | +41 m² +59% | 2024 |
|---|
| 37, Upper Town Road818 m away | 80 m² | 121 m² | +41 m² +51% | 2022 |
|---|
| 306, Greenford Avenue938 m away | 58 m² | 99 m² | +41 m² +71% | 2020 |
|---|
| 47, Stanhope Road237 m away | 73 m² | 113 m² | +40 m² +55% | 2024 |
|---|
| 37, Mayfield Gardens840 m away | 88 m² | 128 m² | +40 m² +45% | 2014 |
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| 56, Braund Avenue937 m away | 96 m² | 135 m² | +39 m² +41% | 2025 |
|---|
| 13, Ferndown Court, Haldane Road800 m away | 69 m² | 108 m² | +39 m² +57% | 2014 |
|---|
| 13, Brookbank Avenue647 m away | 97 m² | 135 m² | +38 m² +39% | 2021 |
|---|
| 30, Darwin Drive783 m away | 82 m² | 119 m² | +37 m² +45% | 2025 |
|---|
| 97, Lovell Road926 m away | 117 m² | 154 m² | +37 m² +32% | 2024 |
|---|
| 5, Sunnycroft Road987 m away | 73 m² | 110 m² | +37 m² +51% | 2023 |
|---|
| 21, Mayfield Gardens840 m away | 81 m² | 118 m² | +37 m² +46% | 2020 |
|---|
| 252, Allenby Road780 m away | 28 m² | 65 m² | +37 m² +132% | 2014 |
|---|
| 36, Swan Road838 m away | 100 m² | 135 m² | +35 m² +35% | 2025 |
|---|
| 1, Cuckoo Dene711 m away | 88 m² | 123 m² | +35 m² +40% | 2020 |
|---|
| 195, Allenby Road845 m away | 78 m² | 112 m² | +34 m² +44% | 2026 |
|---|
| 20, The Grove538 m away | 85 m² | 119 m² | +34 m² +40% | 2017 |
|---|
| 28, Beresford Avenue813 m away | 80 m² | 113 m² | +33 m² +41% | 2024 |
|---|
| 1, Turing Court, Lovell Road845 m away | 51 m² | 84 m² | +33 m² +65% | 2017 |
|---|
| 14, Laurie Road911 m away | 63 m² | 96 m² | +33 m² +52% | 2014 |
|---|
| 13, Darwin Drive771 m away | 40 m² | 72 m² | +32 m² +80% | 2024 |
|---|
| 17, Stickleton Close954 m away | 37 m² | 69 m² | +32 m² +86% | 2023 |
|---|
| 113, Portland Crescent414 m away | 86 m² | 118 m² | +32 m² +37% | 2021 |
|---|
| 534, Greenford Road768 m away | 59 m² | 91 m² | +32 m² +54% | 2020 |
|---|
| 10, Upper Town Road790 m away | 83 m² | 115 m² | +32 m² +39% | 2018 |
|---|
| 29, Mayfield Gardens840 m away | 91 m² | 123 m² | +32 m² +35% | 2016 |
|---|
| 65, Stanhope Park Road630 m away | 63 m² | 94 m² | +31 m² +49% | 2026 |
|---|
| 556, Greenford Road768 m away | 71 m² | 102 m² | +31 m² +44% | 2026 |
|---|
| 23a, Beechmount Avenue773 m away | 60 m² | 91 m² | +31 m² +52% | 2026 |
|---|
| 159, Studland Road779 m away | 95 m² | 126 m² | +31 m² +33% | 2025 |
|---|
| 44, Braund Avenue937 m away | 88 m² | 119 m² | +31 m² +35% | 2021 |
|---|
| 78, Braund Avenue917 m away | 79 m² | 109 m² | +30 m² +38% | 2026 |
|---|
| 7, Oakfield Gardens747 m away | 65 m² | 95 m² | +30 m² +46% | 2023 |
|---|
| 18, Upper Town Road790 m away | 77 m² | 107 m² | +30 m² +39% | 2022 |
|---|
| 5, Greenford Gardens974 m away | 76 m² | 106 m² | +30 m² +39% | 2022 |
|---|
| 222a, Allenby Road780 m away | 96 m² | 126 m² | +30 m² +31% | 2015 |
|---|
| 72, Bridge Avenue465 m away | 87 m² | 116 m² | +29 m² +33% | 2023 |
|---|
| 2, Mornington Road719 m away | 101 m² | 130 m² | +29 m² +29% | 2022 |
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| 16, Thurlestone Court, Howard Road701 m away | 45 m² | 74 m² | +29 m² +64% | 2021 |
|---|
| 35, Beechmount Avenue773 m away | 76 m² | 105 m² | +29 m² +38% | 2021 |
|---|
| 15, Highland Avenue965 m away | 90 m² | 119 m² | +29 m² +32% | 2015 |
|---|
| 102, Lovell Road926 m away | 88 m² | 117 m² | +29 m² +33% | 2014 |
|---|
| 187, Allenby Road845 m away | 68 m² | 96 m² | +28 m² +41% | 2021 |
|---|
| 149, Kings Avenue901 m away | 116 m² | 144 m² | +28 m² +24% | 2021 |
|---|
| 27, Gifford Gardens681 m away | 33 m² | 61 m² | +28 m² +85% | 2020 |
|---|
| 154, Studland Road746 m away | 96 m² | 124 m² | +28 m² +29% | 2020 |
|---|
| 65, Elmbank Way574 m away | 90 m² | 118 m² | +28 m² +31% | 2018 |
|---|
| 61, Portland Crescent336 m away | 82 m² | 109 m² | +27 m² +33% | 2026 |
|---|
| 376, Greenford Avenue866 m away | 96 m² | 123 m² | +27 m² +28% | 2025 |
|---|
| 76, Lovell Road926 m away | 104 m² | 131 m² | +27 m² +26% | 2022 |
|---|
| 74, Oldfield Lane South732 m away | 93 m² | 120 m² | +27 m² +29% | 2020 |
|---|
| 126, Mayfield Gardens661 m away | 100 m² | 127 m² | +27 m² +27% | 2013 |
|---|
| 1, Farnham Court, Redcroft Road828 m away | 76 m² | 103 m² | +27 m² +36% | 2012 |
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| 16, Princes Avenue657 m away | 67 m² | 94 m² | +27 m² +40% | 2011 |
|---|
| 5, Astha Court, Kings Avenue506 m away | 84 m² | 110 m² | +26 m² +31% | 2026 |
|---|
| 66, Queens Avenue508 m away | 85 m² | 111 m² | +26 m² +31% | 2025 |
|---|
| 53, Hurley Road646 m away | 85 m² | 111 m² | +26 m² +31% | 2025 |
|---|
| 1, Kennedy Road957 m away | 78 m² | 104 m² | +26 m² +33% | 2016 |
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| 55, Wallis Road906 m away | 59 m² | 85 m² | +26 m² +44% | 2014 |
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| 32, Ellesmere Road413 m away | 90 m² | 116 m² | +26 m² +29% | 2011 |
|---|
| 78, Cuckoo Dene558 m away | 29 m² | 55 m² | +26 m² +90% | 2010 |
|---|
| 39, Beechmount Avenue773 m away | 72 m² | 97 m² | +25 m² +35% | 2022 |
|---|
| 194, Kings Avenue901 m away | 61 m² | 86 m² | +25 m² +41% | 2010 |
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| 31, Beechmount Avenue773 m away | 96 m² | 120 m² | +24 m² +25% | 2025 |
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| 14, Barbican Road627 m away | 45 m² | 69 m² | +24 m² +53% | 2024 |
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| 93, Costons Avenue913 m away | 82 m² | 106 m² | +24 m² +29% | 2024 |
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| 16, Sunnycroft Road987 m away | 87 m² | 111 m² | +24 m² +28% | 2024 |
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| 65, Macmillan Court, 309, Ruislip Road East396 m away | 45 m² | 69 m² | +24 m² +53% | 2020 |
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| 308, Allenby Road934 m away | 85 m² | 109 m² | +24 m² +28% | 2016 |
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| 34, Longridge Lane928 m away | 72 m² | 96 m² | +24 m² +33% | 2014 |
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| 15, Purcell Road652 m away | 111 m² | 134 m² | +23 m² +21% | 2025 |
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| 136, Studland Road746 m away | 84 m² | 107 m² | +23 m² +27% | 2022 |
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| 26a, The Broadway489 m away | 73 m² | 96 m² | +23 m² +32% | 2018 |
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| 4, Bridge Avenue465 m away | 88 m² | 111 m² | +23 m² +26% | 2017 |
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| 24, Elmbank Way709 m away | 87 m² | 110 m² | +23 m² +26% | 2017 |
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| 96, Studland Road746 m away | 90 m² | 112 m² | +22 m² +24% | 2023 |
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| 68, Macmillan Court, 309, Ruislip Road East396 m away | 45 m² | 67 m² | +22 m² +49% | 2021 |
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| 2, Disley Court, Howard Road745 m away | 75 m² | 97 m² | +22 m² +29% | 2021 |
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| 238, Allenby Road780 m away | 78 m² | 100 m² | +22 m² +28% | 2021 |
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| 108, Beechmount Avenue599 m away | 76 m² | 98 m² | +22 m² +29% | 2018 |
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| 19, Gifford Gardens681 m away | 46 m² | 68 m² | +22 m² +48% | 2017 |
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| 24, Avon Road791 m away | 70 m² | 92 m² | +22 m² +31% | 2013 |
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| 8, Edison Drive827 m away | 82 m² | 104 m² | +22 m² +27% | 2013 |
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| 266, Allenby Road934 m away | 95 m² | 116 m² | +21 m² +22% | 2024 |
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| 2, Mayfield Gardens822 m away | 84 m² | 105 m² | +21 m² +25% | 2016 |
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| 17, Bassett Way670 m away | 80 m² | 101 m² | +21 m² +26% | 2014 |
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| 6a, Studland Road911 m away | 90 m² | 111 m² | +21 m² +23% | 2013 |
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| 3, Locarno Road612 m away | 81 m² | 101 m² | +20 m² +25% | 2025 |
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| 2, Beresford Avenue813 m away | 91 m² | 111 m² | +20 m² +22% | 2025 |
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| 30, Ellesmere Road413 m away | 90 m² | 110 m² | +20 m² +22% | 2023 |
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| 314, Greenford Avenue938 m away | 111 m² | 131 m² | +20 m² +18% | 2019 |
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| 6, Wedmore Road820 m away | 116 m² | 136 m² | +20 m² +17% | 2015 |
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| 251, Greenford Road665 m away | 67 m² | 87 m² | +20 m² +30% | 2014 |
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| 387, Greenford Avenue844 m away | 126 m² | 145 m² | +19 m² +15% | 2026 |
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| 10, Brookbank Avenue632 m away | 95 m² | 114 m² | +19 m² +20% | 2023 |
|---|
| 44, Beechmount Avenue762 m away | 83 m² | 102 m² | +19 m² +23% | 2023 |
|---|
| 34, Sunnycroft Road987 m away | 71 m² | 90 m² | +19 m² +27% | 2022 |
|---|
| 69, Macmillan Court, 309, Ruislip Road East396 m away | 48 m² | 67 m² | +19 m² +40% | 2019 |
|---|
| 1, Sunnycroft Road987 m away | 86 m² | 105 m² | +19 m² +22% | 2016 |
|---|
| 1, Astha Court, Kings Avenue506 m away | 91 m² | 110 m² | +19 m² +21% | 2013 |
|---|
| 30, Cuckoo Dene712 m away | 90 m² | 108 m² | +18 m² +20% | 2024 |
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| 1, Farndale Crescent981 m away | 98 m² | 116 m² | +18 m² +18% | 2023 |
|---|
| 22, Studland Road911 m away | 64 m² | 82 m² | +18 m² +28% | 2022 |
|---|
| 20, Garrick Road642 m away | 98 m² | 116 m² | +18 m² +18% | 2019 |
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| 57, Mayfield Gardens840 m away | 85 m² | 103 m² | +18 m² +21% | 2019 |
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| 14, Hurley Road696 m away | 96 m² | 114 m² | +18 m² +19% | 2015 |
|---|
| 5, Garrick Road642 m away | 75 m² | 93 m² | +18 m² +24% | 2013 |
|---|
| 8, Cuckoo Dene712 m away | 61 m² | 79 m² | +18 m² +30% | 2013 |
|---|
| 182, Windmill Lane385 m away | 52 m² | 69 m² | +17 m² +33% | 2023 |
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| 5, Peel Court, Ravenor Park Road930 m away | 53 m² | 70 m² | +17 m² +32% | 2023 |
|---|
| 94, Ruislip Road983 m away | 82 m² | 99 m² | +17 m² +21% | 2023 |
|---|
| 26a, Queens Avenue445 m away | 53 m² | 70 m² | +17 m² +32% | 2021 |
|---|
| Flat 5, Greenview Court, 628, Greenford Road985 m away | 54 m² | 71 m² | +17 m² +31% | 2018 |
|---|
| 9, Beechmount Avenue773 m away | 63 m² | 80 m² | +17 m² +27% | 2016 |
|---|
| 99, Mansell Road488 m away | 84 m² | 100 m² | +16 m² +19% | 2025 |
|---|
| 209, Allenby Road845 m away | 70 m² | 86 m² | +16 m² +23% | 2025 |
|---|
| 109, Costons Lane774 m away | 93 m² | 109 m² | +16 m² +17% | 2023 |
|---|
| 187, Somerset Road842 m away | 67 m² | 83 m² | +16 m² +24% | 2023 |
|---|
| 323a, Greenford Avenue915 m away | 30 m² | 46 m² | +16 m² +53% | 2023 |
|---|
| 29c, Studland Road951 m away | 60 m² | 76 m² | +16 m² +27% | 2022 |
|---|
| 420, Greenford Avenue817 m away | 102 m² | 118 m² | +16 m² +16% | 2021 |
|---|
| Flat 3, 63, Oldfield Lane South979 m away | 52 m² | 68 m² | +16 m² +31% | 2021 |
|---|
| 256, Greenford Road0 m away | 58 m² | 74 m² | +16 m² +28% | 2015 |
|---|
| 19, Wallis Road906 m away | 58 m² | 74 m² | +16 m² +28% | 2014 |
|---|
| 6, Darwin Drive783 m away | 102 m² | 118 m² | +16 m² +16% | 2013 |
|---|
| 31b, The Broadway491 m away | 51 m² | 66 m² | +15 m² +29% | 2026 |
|---|
| 136, Kings Avenue753 m away | 85 m² | 100 m² | +15 m² +18% | 2024 |
|---|
| 70, Betham Road929 m away | 86 m² | 101 m² | +15 m² +17% | 2024 |
|---|
| 59a, Oldfield Lane South979 m away | 30 m² | 45 m² | +15 m² +50% | 2021 |
|---|
| 36a, The Broadway489 m away | 54 m² | 69 m² | +15 m² +28% | 2017 |
|---|
| 17, Birkdale Court, Redcroft Road789 m away | 49 m² | 64 m² | +15 m² +31% | 2016 |
|---|
| 31, Stickleton Close954 m away | 48 m² | 63 m² | +15 m² +31% | 2014 |
|---|
| 5, Hale Walk991 m away | 66 m² | 81 m² | +15 m² +23% | 2014 |
|---|
| 6, Studland Road911 m away | 90 m² | 105 m² | +15 m² +17% | 2012 |
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