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 9HY
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 |
|---|---|---|---|---|
| 52, Ravenor Park Road853 m away | 84 m² | 190 m² | +106 m² +126% | 2021 |
| 105, Ravenor Park Road853 m away | 72 m² | 167 m² | +95 m² +132% | 2018 |
| 314, Lady Margaret Road865 m away | 93 m² | 186 m² | +93 m² +100% | 2025 |
| 44, Lyndhurst Road558 m away | 83 m² | 171 m² | +88 m² +106% | 2015 |
| 27, Marnham Crescent937 m away | 66 m² | 149 m² | +83 m² +126% | 2025 |
| 54, Allendale Avenue768 m away | 67 m² | 148 m² | +81 m² +121% | 2024 |
| 104, Somerset Road496 m away | 72 m² | 152 m² | +80 m² +111% | 2021 |
| 14, Waxlow Crescent831 m away | 92 m² | 171 m² | +79 m² +86% | 2026 |
| 34, Ravenor Park Road935 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.
| 90 m² |
| 169 m² |
| +79 m² +88% |
| 2024 |
| 7, Locarno Road980 m away | 85 m² | 160 m² | +75 m² +88% | 2019 |
|---|
| 5, Marnham Crescent937 m away | 88 m² | 161 m² | +73 m² +83% | 2024 |
|---|
| 80a, The Broadway678 m away | 101 m² | 172 m² | +71 m² +70% | 2026 |
|---|
| 157, Greenford Road637 m away | 75 m² | 145 m² | +70 m² +93% | 2021 |
|---|
| 39, Ravenor Park Road935 m away | 84 m² | 152 m² | +68 m² +81% | 2024 |
|---|
| 127, Hurley Road139 m away | 83 m² | 150 m² | +67 m² +81% | 2022 |
|---|
| 7, Clifton Road945 m away | 88 m² | 154 m² | +66 m² +75% | 2025 |
|---|
| 6, Longridge Lane918 m away | 98 m² | 163 m² | +65 m² +66% | 2026 |
|---|
| 72, Westbury Avenue469 m away | 67 m² | 131 m² | +64 m² +96% | 2017 |
|---|
| 81, Portland Crescent324 m away | 77 m² | 139 m² | +62 m² +81% | 2024 |
|---|
| 7, Towers Road659 m away | 69 m² | 131 m² | +62 m² +90% | 2018 |
|---|
| 128, Westbury Avenue652 m away | 52 m² | 113 m² | +61 m² +117% | 2021 |
|---|
| 117, Allenby Road548 m away | 78 m² | 138 m² | +60 m² +77% | 2022 |
|---|
| 25, Avon Road363 m away | 84 m² | 144 m² | +60 m² +71% | 2019 |
|---|
| 9, Clifton Road945 m away | 101 m² | 160 m² | +59 m² +58% | 2024 |
|---|
| 72, Ravenor Park Road853 m away | 62 m² | 121 m² | +59 m² +95% | 2016 |
|---|
| 26, Bycroft Road385 m away | 65 m² | 122 m² | +57 m² +88% | 2023 |
|---|
| 306a, Ruislip Road East836 m away | 70 m² | 127 m² | +57 m² +81% | 2023 |
|---|
| 22, Eastmead Avenue741 m away | 83 m² | 137 m² | +54 m² +65% | 2020 |
|---|
| 86, Queens Avenue545 m away | 42 m² | 96 m² | +54 m² +129% | 2014 |
|---|
| 2a, Greenway Gardens852 m away | 47 m² | 100 m² | +53 m² +113% | 2023 |
|---|
| 48, Ruislip Road502 m away | 96 m² | 149 m² | +53 m² +55% | 2021 |
|---|
| 8, The Grove642 m away | 85 m² | 137 m² | +52 m² +61% | 2025 |
|---|
| 150, Windmill Lane497 m away | 74 m² | 126 m² | +52 m² +70% | 2022 |
|---|
| 23, Telford Road863 m away | 75 m² | 126 m² | +51 m² +68% | 2025 |
|---|
| 79, Somerset Road476 m away | 83 m² | 133 m² | +50 m² +60% | 2026 |
|---|
| 74, Windmill Lane578 m away | 77 m² | 126 m² | +49 m² +64% | 2024 |
|---|
| 9, Warren Drive459 m away | 75 m² | 124 m² | +49 m² +65% | 2020 |
|---|
| 65, Upper Town Road214 m away | 80 m² | 129 m² | +49 m² +61% | 2017 |
|---|
| 2a, Kings Avenue750 m away | 57 m² | 106 m² | +49 m² +86% | 2014 |
|---|
| 399, Allenby Road526 m away | 84 m² | 132 m² | +48 m² +57% | 2026 |
|---|
| 14, Ravenor Park Road935 m away | 88 m² | 136 m² | +48 m² +55% | 2022 |
|---|
| 16, Hillside Road773 m away | 64 m² | 111 m² | +47 m² +73% | 2024 |
|---|
| 37, Clifton Road945 m away | 43 m² | 90 m² | +47 m² +109% | 2023 |
|---|
| 156, Windmill Lane497 m away | 75 m² | 122 m² | +47 m² +63% | 2022 |
|---|
| 87, Westbury Avenue571 m away | 71 m² | 118 m² | +47 m² +66% | 2015 |
|---|
| 150, Rutland Road626 m away | 56 m² | 102 m² | +46 m² +82% | 2026 |
|---|
| 13a, Ruislip Road529 m away | 56 m² | 102 m² | +46 m² +82% | 2021 |
|---|
| 113, Kings Avenue497 m away | 92 m² | 137 m² | +45 m² +49% | 2026 |
|---|
| 165, Windmill Lane533 m away | 93 m² | 137 m² | +44 m² +47% | 2026 |
|---|
| 23, Ferndown Court, Haldane Road928 m away | 71 m² | 114 m² | +43 m² +61% | 2014 |
|---|
| 138, Allenby Road563 m away | 76 m² | 118 m² | +42 m² +55% | 2026 |
|---|
| 4, Telford Road863 m away | 88 m² | 130 m² | +42 m² +48% | 2026 |
|---|
| 25, Pembroke Road592 m away | 84 m² | 126 m² | +42 m² +50% | 2023 |
|---|
| 440, Allenby Road739 m away | 67 m² | 109 m² | +42 m² +63% | 2023 |
|---|
| 33, Wallis Road652 m away | 43 m² | 85 m² | +42 m² +98% | 2014 |
|---|
| 9, Ravenor Park Road935 m away | 53 m² | 95 m² | +42 m² +79% | 2014 |
|---|
| 4, Bycroft Road385 m away | 100 m² | 141 m² | +41 m² +41% | 2025 |
|---|
| 37, Upper Town Road214 m away | 80 m² | 121 m² | +41 m² +51% | 2022 |
|---|
| 11, Marnham Crescent937 m away | 63 m² | 104 m² | +41 m² +65% | 2022 |
|---|
| 31, St Ursula Road600 m away | 80 m² | 121 m² | +41 m² +51% | 2016 |
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| 47, Stanhope Road613 m away | 73 m² | 113 m² | +40 m² +55% | 2024 |
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| 22, Neal Avenue959 m away | 35 m² | 75 m² | +40 m² +114% | 2024 |
|---|
| 56, Braund Avenue383 m away | 96 m² | 135 m² | +39 m² +41% | 2025 |
|---|
| 8, Stratton Gardens920 m away | 73 m² | 112 m² | +39 m² +53% | 2023 |
|---|
| 5, Allenby Close717 m away | 85 m² | 124 m² | +39 m² +46% | 2016 |
|---|
| 2, Hillside Road773 m away | 80 m² | 119 m² | +39 m² +49% | 2015 |
|---|
| 13, Ferndown Court, Haldane Road928 m away | 69 m² | 108 m² | +39 m² +57% | 2014 |
|---|
| 30, Darwin Drive692 m away | 82 m² | 119 m² | +37 m² +45% | 2025 |
|---|
| 97, Lovell Road613 m away | 117 m² | 154 m² | +37 m² +32% | 2024 |
|---|
| 5, Sunnycroft Road336 m away | 73 m² | 110 m² | +37 m² +51% | 2023 |
|---|
| 252, Allenby Road128 m away | 28 m² | 65 m² | +37 m² +132% | 2014 |
|---|
| 45, Mount Avenue969 m away | 82 m² | 118 m² | +36 m² +44% | 2024 |
|---|
| 36, Swan Road632 m away | 100 m² | 135 m² | +35 m² +35% | 2025 |
|---|
| 9, Greenway Gardens852 m away | 97 m² | 132 m² | +35 m² +36% | 2021 |
|---|
| 17a, Waxlow Crescent831 m away | 77 m² | 112 m² | +35 m² +45% | 2020 |
|---|
| 195, Allenby Road312 m away | 78 m² | 112 m² | +34 m² +44% | 2026 |
|---|
| 20, The Grove642 m away | 85 m² | 119 m² | +34 m² +40% | 2017 |
|---|
| 8, Mount Avenue969 m away | 103 m² | 136 m² | +33 m² +32% | 2025 |
|---|
| 35, Lawson Road741 m away | 52 m² | 85 m² | +33 m² +63% | 2018 |
|---|
| 1, Turing Court, Lovell Road562 m away | 51 m² | 84 m² | +33 m² +65% | 2017 |
|---|
| 297, Lady Margaret Road896 m away | 153 m² | 186 m² | +33 m² +22% | 2014 |
|---|
| 13, Darwin Drive652 m away | 40 m² | 72 m² | +32 m² +80% | 2024 |
|---|
| 17, Stickleton Close635 m away | 37 m² | 69 m² | +32 m² +86% | 2023 |
|---|
| 113, Portland Crescent274 m away | 86 m² | 118 m² | +32 m² +37% | 2021 |
|---|
| 10, Upper Town Road264 m away | 83 m² | 115 m² | +32 m² +39% | 2018 |
|---|
| 65, Stanhope Park Road825 m away | 63 m² | 94 m² | +31 m² +49% | 2026 |
|---|
| 12, Derwent Road864 m away | 87 m² | 118 m² | +31 m² +36% | 2024 |
|---|
| 44, Braund Avenue383 m away | 88 m² | 119 m² | +31 m² +35% | 2021 |
|---|
| 1a, Cornwall Avenue718 m away | 38 m² | 69 m² | +31 m² +82% | 2009 |
|---|
| 78, Braund Avenue323 m away | 79 m² | 109 m² | +30 m² +38% | 2026 |
|---|
| 57, Crossmead Avenue947 m away | 75 m² | 105 m² | +30 m² +40% | 2023 |
|---|
| 18, Upper Town Road264 m away | 77 m² | 107 m² | +30 m² +39% | 2022 |
|---|
| 25, Crossmead Avenue947 m away | 100 m² | 130 m² | +30 m² +30% | 2020 |
|---|
| 16, Millet Road930 m away | 33 m² | 63 m² | +30 m² +91% | 2018 |
|---|
| 222a, Allenby Road128 m away | 96 m² | 126 m² | +30 m² +31% | 2015 |
|---|
| 2, Mornington Road86 m away | 101 m² | 130 m² | +29 m² +29% | 2022 |
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| 16, Thurlestone Court, Howard Road766 m away | 45 m² | 74 m² | +29 m² +64% | 2021 |
|---|
| 26, Marnham Crescent937 m away | 63 m² | 92 m² | +29 m² +46% | 2021 |
|---|
| 102, Lovell Road613 m away | 88 m² | 117 m² | +29 m² +33% | 2014 |
|---|
| 15, Millet Road930 m away | 80 m² | 108 m² | +28 m² +35% | 2025 |
|---|
| 7, Crossmead Avenue990 m away | 83 m² | 111 m² | +28 m² +34% | 2024 |
|---|
| 187, Allenby Road312 m away | 68 m² | 96 m² | +28 m² +41% | 2021 |
|---|
| 149, Kings Avenue465 m away | 116 m² | 144 m² | +28 m² +24% | 2021 |
|---|
| 31, Telford Road863 m away | 71 m² | 99 m² | +28 m² +39% | 2014 |
|---|
| 7, Hillside Road773 m away | 64 m² | 92 m² | +28 m² +44% | 2013 |
|---|
| 61, Portland Crescent324 m away | 82 m² | 109 m² | +27 m² +33% | 2026 |
|---|
| 15, Braund Avenue518 m away | 77 m² | 104 m² | +27 m² +35% | 2025 |
|---|
| 76, Lovell Road613 m away | 104 m² | 131 m² | +27 m² +26% | 2022 |
|---|
| 42, Allendale Avenue923 m away | 63 m² | 90 m² | +27 m² +43% | 2021 |
|---|
| 74, Oldfield Lane South861 m away | 93 m² | 120 m² | +27 m² +29% | 2020 |
|---|
| 16, Princes Avenue590 m away | 67 m² | 94 m² | +27 m² +40% | 2011 |
|---|
| 5, Astha Court, Kings Avenue776 m away | 84 m² | 110 m² | +26 m² +31% | 2026 |
|---|
| 53, Hurley Road251 m away | 85 m² | 111 m² | +26 m² +31% | 2025 |
|---|
| 66, Queens Avenue545 m away | 85 m² | 111 m² | +26 m² +31% | 2025 |
|---|
| 43, Verulam Road544 m away | 88 m² | 114 m² | +26 m² +30% | 2023 |
|---|
| 18, Mount Avenue969 m away | 91 m² | 117 m² | +26 m² +29% | 2020 |
|---|
| 55, Rutland Road516 m away | 61 m² | 87 m² | +26 m² +43% | 2018 |
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| 15, St Stephens Close743 m away | 71 m² | 97 m² | +26 m² +37% | 2015 |
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| 55, Wallis Road652 m away | 59 m² | 85 m² | +26 m² +44% | 2014 |
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| 32, Ellesmere Road414 m away | 90 m² | 116 m² | +26 m² +29% | 2011 |
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| 29, Rutland Road588 m away | 77 m² | 102 m² | +25 m² +32% | 2025 |
|---|
| 1, Maple Grove736 m away | 68 m² | 93 m² | +25 m² +37% | 2025 |
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| 234a, Ruislip Road961 m away | 91 m² | 116 m² | +25 m² +27% | 2025 |
|---|
| 32, Millet Road930 m away | 66 m² | 91 m² | +25 m² +38% | 2021 |
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| 194, Kings Avenue465 m away | 61 m² | 86 m² | +25 m² +41% | 2010 |
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| 9, Laburnum Grove729 m away | 78 m² | 102 m² | +24 m² +31% | 2025 |
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| 11, Panhard Place996 m away | 129 m² | 153 m² | +24 m² +19% | 2025 |
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| 16, Sunnycroft Road336 m away | 87 m² | 111 m² | +24 m² +28% | 2024 |
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| 14, Barbican Road478 m away | 45 m² | 69 m² | +24 m² +53% | 2024 |
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| 126, Rutland Road626 m away | 53 m² | 77 m² | +24 m² +45% | 2024 |
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| 439, Lady Margaret Road842 m away | 107 m² | 131 m² | +24 m² +22% | 2024 |
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| 65, Macmillan Court, 309, Ruislip Road East827 m away | 45 m² | 69 m² | +24 m² +53% | 2020 |
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| 119, Dormers Wells Lane997 m away | 77 m² | 101 m² | +24 m² +31% | 2019 |
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| 308, Allenby Road318 m away | 85 m² | 109 m² | +24 m² +28% | 2016 |
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| 34, Longridge Lane918 m away | 72 m² | 96 m² | +24 m² +33% | 2014 |
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| 15, Purcell Road0 m away | 111 m² | 134 m² | +23 m² +21% | 2025 |
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| 396, Lady Margaret Road788 m away | 127 m² | 150 m² | +23 m² +18% | 2022 |
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| 26a, The Broadway709 m away | 73 m² | 96 m² | +23 m² +32% | 2018 |
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| 427, Lady Margaret Road842 m away | 146 m² | 169 m² | +23 m² +16% | 2017 |
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| 102, Rutland Road585 m away | 22 m² | 45 m² | +23 m² +105% | 2014 |
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| 312, Lady Margaret Road865 m away | 88 m² | 110 m² | +22 m² +25% | 2025 |
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| 175, Westbury Avenue652 m away | 76 m² | 98 m² | +22 m² +29% | 2024 |
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| 67, Allenby Road791 m away | 110 m² | 132 m² | +22 m² +20% | 2022 |
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| 238, Allenby Road128 m away | 78 m² | 100 m² | +22 m² +28% | 2021 |
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| 2, Disley Court, Howard Road752 m away | 75 m² | 97 m² | +22 m² +29% | 2021 |
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| 68, Macmillan Court, 309, Ruislip Road East827 m away | 45 m² | 67 m² | +22 m² +49% | 2021 |
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| 24, Avon Road357 m away | 70 m² | 92 m² | +22 m² +31% | 2013 |
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| 5, Hart Grove446 m away | 63 m² | 85 m² | +22 m² +35% | 2013 |
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| 8, Edison Drive745 m away | 82 m² | 104 m² | +22 m² +27% | 2013 |
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| 266, Allenby Road318 m away | 95 m² | 116 m² | +21 m² +22% | 2024 |
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| 4, Cressage Close758 m away | 63 m² | 84 m² | +21 m² +33% | 2020 |
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| 28, Hillside Road773 m away | 83 m² | 104 m² | +21 m² +25% | 2015 |
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| 17, Bassett Way450 m away | 80 m² | 101 m² | +21 m² +26% | 2014 |
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| 29, Eastmead Avenue741 m away | 57 m² | 77 m² | +20 m² +35% | 2025 |
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| 3, Locarno Road980 m away | 81 m² | 101 m² | +20 m² +25% | 2025 |
|---|
| 30, Ellesmere Road414 m away | 90 m² | 110 m² | +20 m² +22% | 2023 |
|---|
| 17, Enmore Road644 m away | 80 m² | 100 m² | +20 m² +25% | 2022 |
|---|
| 1, Allenby Road945 m away | 76 m² | 96 m² | +20 m² +26% | 2022 |
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| 9, Maple Grove736 m away | 83 m² | 103 m² | +20 m² +24% | 2014 |
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| 251, Greenford Road927 m away | 67 m² | 87 m² | +20 m² +30% | 2014 |
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| 67, Ascot Gardens632 m away | 61 m² | 80 m² | +19 m² +31% | 2026 |
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| 133, Ascot Gardens716 m away | 53 m² | 72 m² | +19 m² +36% | 2025 |
|---|
| 34, Sunnycroft Road336 m away | 71 m² | 90 m² | +19 m² +27% | 2022 |
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| 2, Lynwood Gardens996 m away | 71 m² | 90 m² | +19 m² +27% | 2020 |
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| 69, Macmillan Court, 309, Ruislip Road East827 m away | 48 m² | 67 m² | +19 m² +40% | 2019 |
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| 1, Sunnycroft Road336 m away | 86 m² | 105 m² | +19 m² +22% | 2016 |
|---|
| 1, Astha Court, Kings Avenue776 m away | 91 m² | 110 m² | +19 m² +21% | 2013 |
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| 96, Somerset Road496 m away | 99 m² | 117 m² | +18 m² +18% | 2025 |
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| 8, Somerset Road879 m away | 100 m² | 118 m² | +18 m² +18% | 2024 |
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| 86, Rutland Road585 m away | 61 m² | 79 m² | +18 m² +30% | 2023 |
|---|
| 20, Garrick Road361 m away | 98 m² | 116 m² | +18 m² +18% | 2019 |
|---|
| 32a, Eastmead Avenue741 m away | 60 m² | 78 m² | +18 m² +30% | 2016 |
|---|
| 32, Eastmead Avenue741 m away | 67 m² | 85 m² | +18 m² +27% | 2016 |
|---|
| 14, Hurley Road385 m away | 96 m² | 114 m² | +18 m² +19% | 2015 |
|---|
| 5, Garrick Road361 m away | 75 m² | 93 m² | +18 m² +24% | 2013 |
|---|
| 2, Selby Gardens502 m away | 74 m² | 91 m² | +17 m² +23% | 2026 |
|---|
| 5, Braund Avenue518 m away | 80 m² | 97 m² | +17 m² +21% | 2024 |
|---|
| 94, Ruislip Road576 m away | 82 m² | 99 m² | +17 m² +21% | 2023 |
|---|
| 23, St Peters Road577 m away | 96 m² | 113 m² | +17 m² +18% | 2023 |
|---|
| 182, Windmill Lane637 m away | 52 m² | 69 m² | +17 m² +33% | 2023 |
|---|
| 26a, Queens Avenue657 m away | 53 m² | 70 m² | +17 m² +32% | 2021 |
|---|
| 424, Lady Margaret Road816 m away | 87 m² | 104 m² | +17 m² +20% | 2015 |
|---|
| 209, Allenby Road312 m away | 70 m² | 86 m² | +16 m² +23% | 2025 |
|---|
| 99, Mansell Road316 m away | 84 m² | 100 m² | +16 m² +19% | 2025 |
|---|
| 32, Devonshire Road545 m away | 77 m² | 93 m² | +16 m² +21% | 2024 |
|---|
| 187, Somerset Road213 m away | 67 m² | 83 m² | +16 m² +24% | 2023 |
|---|
| 334, Allenby Road491 m away | 62 m² | 78 m² | +16 m² +26% | 2022 |
|---|
| 96, Dormers Wells Lane997 m away | 59 m² | 75 m² | +16 m² +27% | 2021 |
|---|
| 11, Devonshire Road545 m away | 48 m² | 64 m² | +16 m² +33% | 2019 |
|---|
| 256, Greenford Road652 m away | 58 m² | 74 m² | +16 m² +28% | 2015 |
|---|
| 19, Wallis Road652 m away | 58 m² | 74 m² | +16 m² +28% | 2014 |
|---|
| 6, Darwin Drive692 m away | 102 m² | 118 m² | +16 m² +16% | 2013 |
|---|
| 56, Westbury Avenue469 m away | 44 m² | 59 m² | +15 m² +34% | 2026 |
|---|
| 31b, The Broadway618 m away | 51 m² | 66 m² | +15 m² +29% | 2026 |
|---|
| 19, Maple Grove736 m away | 89 m² | 104 m² | +15 m² +17% | 2026 |
|---|
| 136, Kings Avenue574 m away | 85 m² | 100 m² | +15 m² +18% | 2024 |
|---|
| 22, St Ursula Road600 m away | 64 m² | 79 m² | +15 m² +23% | 2022 |
|---|
| 36a, The Broadway709 m away | 54 m² | 69 m² | +15 m² +28% | 2017 |
|---|
| 17, Birkdale Court, Redcroft Road972 m away | 49 m² | 64 m² | +15 m² +31% | 2016 |
|---|
| 31, Stickleton Close635 m away | 48 m² | 63 m² | +15 m² +31% | 2014 |
|---|