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 E17 7AW
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 |
|---|---|---|---|---|
| 49, Gainsford Road939 m away | 64 m² | 160 m² | +96 m² +150% | 2019 |
| 69, Clacton Road424 m away | 68 m² | 144 m² | +76 m² +112% | 2021 |
| 4, Downsfield Road762 m away | 68 m² | 136 m² | +68 m² +100% | 2014 |
| 8, Walpole Road793 m away | 61 m² | 123 m² | +62 m² +102% | 2026 |
| 69, Walpole Road739 m away | 76 m² | 138 m² | +62 m² +82% | 2014 |
| 65, Mansfield Road896 m away | 69 m² | 130 m² | +61 m² +88% | 2022 |
| 16, Campus Road892 m away | 74 m² | 134 m² | +60 m² +81% | 2023 |
| 15, Eldon Road900 m away | 100 m² | 160 m² | +60 m² +60% | 2020 |
| 30, Markhouse Avenue590 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.
| 104 m² |
| 164 m² |
| +60 m² +58% |
| 2015 |
| 43, Rensburg Road352 m away | 76 m² | 135 m² | +59 m² +78% | 2017 |
|---|
| 36, Woodville Road629 m away | 63 m² | 122 m² | +59 m² +94% | 2014 |
|---|
| 23, Hartington Road481 m away | 75 m² | 132 m² | +57 m² +76% | 2023 |
|---|
| 13, Parkhurst Road485 m away | 80 m² | 137 m² | +57 m² +71% | 2014 |
|---|
| 7, Oster Terrace165 m away | 72 m² | 128 m² | +56 m² +78% | 2026 |
|---|
| 98, Clacton Road451 m away | 82 m² | 137 m² | +55 m² +67% | 2026 |
|---|
| 17, Verulam Avenue985 m away | 69 m² | 124 m² | +55 m² +80% | 2022 |
|---|
| 109, Gosport Road875 m away | 78 m² | 132 m² | +54 m² +69% | 2025 |
|---|
| 59, Buxton Road513 m away | 86 m² | 139 m² | +53 m² +62% | 2026 |
|---|
| 95, Gosport Road875 m away | 72 m² | 125 m² | +53 m² +74% | 2026 |
|---|
| 46, Blenheim Road914 m away | 81 m² | 134 m² | +53 m² +65% | 2024 |
|---|
| 2, Tennyson Road951 m away | 76 m² | 129 m² | +53 m² +70% | 2017 |
|---|
| 3b, Pembar Avenue785 m away | 50 m² | 102 m² | +52 m² +104% | 2026 |
|---|
| 17, Clacton Road424 m away | 73 m² | 125 m² | +52 m² +71% | 2024 |
|---|
| 36, Buxton Road540 m away | 80 m² | 132 m² | +52 m² +65% | 2021 |
|---|
| 122, Blackhorse Road494 m away | 85 m² | 136 m² | +51 m² +60% | 2018 |
|---|
| 103, Clacton Road424 m away | 67 m² | 118 m² | +51 m² +76% | 2016 |
|---|
| 143, Coppermill Lane118 m away | 38 m² | 88 m² | +50 m² +132% | 2026 |
|---|
| 13, Myrtle Road808 m away | 69 m² | 119 m² | +50 m² +72% | 2026 |
|---|
| 23, Blenheim Road914 m away | 90 m² | 140 m² | +50 m² +56% | 2026 |
|---|
| 74, Salop Road362 m away | 77 m² | 127 m² | +50 m² +65% | 2020 |
|---|
| 115, Forest Road661 m away | 49 m² | 99 m² | +50 m² +102% | 2011 |
|---|
| 100, Lynmouth Road392 m away | 71 m² | 120 m² | +49 m² +69% | 2025 |
|---|
| 30, Ickworth Park Road711 m away | 90 m² | 139 m² | +49 m² +54% | 2025 |
|---|
| 1, Limewood Close936 m away | 81 m² | 130 m² | +49 m² +60% | 2024 |
|---|
| 64, Blackhorse Lane757 m away | 86 m² | 135 m² | +49 m² +57% | 2023 |
|---|
| 82, Salop Road362 m away | 72 m² | 121 m² | +49 m² +68% | 2022 |
|---|
| 34, Chatham Road890 m away | 65 m² | 114 m² | +49 m² +75% | 2021 |
|---|
| 45, Tavistock Avenue846 m away | 114 m² | 163 m² | +49 m² +43% | 2017 |
|---|
| 42, Springfield Road854 m away | 78 m² | 127 m² | +49 m² +63% | 2015 |
|---|
| 134, Gosport Road859 m away | 78 m² | 127 m² | +49 m² +63% | 2015 |
|---|
| 7, Clacton Road424 m away | 83 m² | 131 m² | +48 m² +58% | 2023 |
|---|
| 80, Ringwood Road868 m away | 71 m² | 119 m² | +48 m² +68% | 2020 |
|---|
| 117, Lynmouth Road363 m away | 59 m² | 106 m² | +47 m² +80% | 2025 |
|---|
| 20, Canning Road864 m away | 80 m² | 127 m² | +47 m² +59% | 2025 |
|---|
| 39, Farnborough Avenue793 m away | 72 m² | 119 m² | +47 m² +65% | 2020 |
|---|
| 32, Walpole Road793 m away | 80 m² | 126 m² | +46 m² +57% | 2025 |
|---|
| 3, Acacia Road844 m away | 83 m² | 129 m² | +46 m² +55% | 2024 |
|---|
| 1, Renness Road920 m away | 78 m² | 124 m² | +46 m² +59% | 2024 |
|---|
| 15, York Road256 m away | 69 m² | 115 m² | +46 m² +67% | 2019 |
|---|
| 4, Albany Road724 m away | 83 m² | 129 m² | +46 m² +55% | 2019 |
|---|
| 273a, Forest Road941 m away | 33 m² | 79 m² | +46 m² +139% | 2015 |
|---|
| 13, Chewton Road309 m away | 88 m² | 133 m² | +45 m² +51% | 2025 |
|---|
| 81, Southcote Road124 m away | 92 m² | 137 m² | +45 m² +49% | 2023 |
|---|
| 43, Blenheim Road914 m away | 84 m² | 129 m² | +45 m² +54% | 2022 |
|---|
| 24, Salop Road362 m away | 73 m² | 118 m² | +45 m² +62% | 2021 |
|---|
| 41, Blackhorse Road213 m away | 161 m² | 206 m² | +45 m² +28% | 2020 |
|---|
| 166, Queens Road999 m away | 38 m² | 83 m² | +45 m² +118% | 2020 |
|---|
| 35, Northcote Road568 m away | 122 m² | 167 m² | +45 m² +37% | 2019 |
|---|
| 50, Ringwood Road868 m away | 75 m² | 120 m² | +45 m² +60% | 2018 |
|---|
| 29, Elmfield Road405 m away | 73 m² | 117 m² | +44 m² +60% | 2026 |
|---|
| 21, Clacton Road424 m away | 70 m² | 114 m² | +44 m² +63% | 2026 |
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| 25, Melford Road622 m away | 78 m² | 122 m² | +44 m² +56% | 2025 |
|---|
| 22, Rensburg Road379 m away | 80 m² | 124 m² | +44 m² +55% | 2024 |
|---|
| 20, Suffolk Park Road642 m away | 86 m² | 130 m² | +44 m² +51% | 2024 |
|---|
| 129, Lynmouth Road363 m away | 81 m² | 125 m² | +44 m² +54% | 2023 |
|---|
| 37, Glenthorne Road143 m away | 101 m² | 145 m² | +44 m² +44% | 2021 |
|---|
| 26, Clacton Road451 m away | 71 m² | 115 m² | +44 m² +62% | 2016 |
|---|
| 38, Palmerston Road783 m away | 116 m² | 160 m² | +44 m² +38% | 2016 |
|---|
| 36, Gainsford Road939 m away | 67 m² | 111 m² | +44 m² +66% | 2013 |
|---|
| 41, Cassiobury Road221 m away | 73 m² | 116 m² | +43 m² +59% | 2026 |
|---|
| 56, Century Road862 m away | 69 m² | 112 m² | +43 m² +62% | 2025 |
|---|
| 60, Somers Road878 m away | 106 m² | 149 m² | +43 m² +41% | 2025 |
|---|
| 22, Cassiobury Road201 m away | 79 m² | 122 m² | +43 m² +54% | 2023 |
|---|
| 36, Bunyan Road963 m away | 70 m² | 113 m² | +43 m² +61% | 2023 |
|---|
| 22a, Buxton Road540 m away | 48 m² | 91 m² | +43 m² +90% | 2022 |
|---|
| 5, Springfield Road761 m away | 66 m² | 109 m² | +43 m² +65% | 2020 |
|---|
| 1, Markhouse Avenue561 m away | 101 m² | 143 m² | +42 m² +42% | 2026 |
|---|
| 58, Downsfield Road762 m away | 67 m² | 109 m² | +42 m² +63% | 2023 |
|---|
| 5, Walpole Road739 m away | 75 m² | 117 m² | +42 m² +56% | 2021 |
|---|
| 40, Elmsdale Road922 m away | 116 m² | 158 m² | +42 m² +36% | 2021 |
|---|
| 58, The Crescent556 m away | 88 m² | 130 m² | +42 m² +48% | 2015 |
|---|
| 71, King Edward Road851 m away | 71 m² | 112 m² | +41 m² +58% | 2026 |
|---|
| 43, Myrtle Road808 m away | 72 m² | 113 m² | +41 m² +57% | 2025 |
|---|
| 53, Springfield Road854 m away | 68 m² | 109 m² | +41 m² +60% | 2022 |
|---|
| 85, Blackhorse Road213 m away | 68 m² | 109 m² | +41 m² +60% | 2020 |
|---|
| 92, Salop Road362 m away | 80 m² | 121 m² | +41 m² +51% | 2020 |
|---|
| 10, Melbourne Road829 m away | 92 m² | 133 m² | +41 m² +45% | 2019 |
|---|
| 96, Gosport Road859 m away | 77 m² | 118 m² | +41 m² +53% | 2018 |
|---|
| 14, Canning Road864 m away | 76 m² | 117 m² | +41 m² +54% | 2018 |
|---|
| 56, Chatham Road890 m away | 73 m² | 114 m² | +41 m² +56% | 2018 |
|---|
| 71, Rensburg Road352 m away | 78 m² | 118 m² | +40 m² +51% | 2026 |
|---|
| 19, Rensburg Road352 m away | 80 m² | 120 m² | +40 m² +50% | 2019 |
|---|
| 118, Clacton Road451 m away | 75 m² | 114 m² | +39 m² +52% | 2026 |
|---|
| 29, Myrtle Road808 m away | 83 m² | 122 m² | +39 m² +47% | 2026 |
|---|
| 10, Exmouth Road918 m away | 57 m² | 96 m² | +39 m² +68% | 2026 |
|---|
| 67, Gosport Road875 m away | 80 m² | 119 m² | +39 m² +49% | 2020 |
|---|
| 2, Chewton Road309 m away | 31 m² | 70 m² | +39 m² +126% | 2019 |
|---|
| 24, Somers Road878 m away | 85 m² | 124 m² | +39 m² +46% | 2017 |
|---|
| 114, Markhouse Avenue590 m away | 91 m² | 130 m² | +39 m² +43% | 2016 |
|---|
| 39, Chester Road304 m away | 84 m² | 122 m² | +38 m² +45% | 2022 |
|---|
| 187, Forest Road734 m away | 84 m² | 122 m² | +38 m² +45% | 2020 |
|---|
| 9, Century Road876 m away | 72 m² | 110 m² | +38 m² +53% | 2017 |
|---|
| 25, Mansfield Road896 m away | 93 m² | 131 m² | +38 m² +41% | 2015 |
|---|
| 30, Pembar Avenue785 m away | 78 m² | 115 m² | +37 m² +47% | 2022 |
|---|
| 18, Tennyson Road951 m away | 82 m² | 119 m² | +37 m² +45% | 2022 |
|---|
| 13, Walpole Road739 m away | 76 m² | 113 m² | +37 m² +49% | 2021 |
|---|
| 35, Downsfield Road761 m away | 74 m² | 111 m² | +37 m² +50% | 2021 |
|---|
| 18, Downsfield Road762 m away | 68 m² | 105 m² | +37 m² +54% | 2020 |
|---|
| 52, The Crescent556 m away | 40 m² | 77 m² | +37 m² +93% | 2015 |
|---|
| 77, Hartington Road481 m away | 68 m² | 104 m² | +36 m² +53% | 2025 |
|---|
| 22, Chester Road325 m away | 82 m² | 118 m² | +36 m² +44% | 2024 |
|---|
| 82, Chester Road325 m away | 78 m² | 114 m² | +36 m² +46% | 2024 |
|---|
| 59, Salop Road385 m away | 80 m² | 116 m² | +36 m² +45% | 2024 |
|---|
| 21, Mansfield Road896 m away | 93 m² | 129 m² | +36 m² +39% | 2022 |
|---|
| 37, Chester Road304 m away | 77 m² | 113 m² | +36 m² +47% | 2019 |
|---|
| 29, Chester Road304 m away | 78 m² | 114 m² | +36 m² +46% | 2017 |
|---|
| 94, Acacia Road837 m away | 74 m² | 110 m² | +36 m² +49% | 2016 |
|---|
| 54, Melbourne Road829 m away | 96 m² | 131 m² | +35 m² +36% | 2024 |
|---|
| 10, Morland Road237 m away | 82 m² | 117 m² | +35 m² +43% | 2023 |
|---|
| 37, Morland Road213 m away | 73 m² | 108 m² | +35 m² +48% | 2022 |
|---|
| 87, Clacton Road424 m away | 41 m² | 76 m² | +35 m² +85% | 2020 |
|---|
| 4, Ickworth Park Road711 m away | 57 m² | 92 m² | +35 m² +61% | 2020 |
|---|
| 37, Blenheim Road914 m away | 92 m² | 127 m² | +35 m² +38% | 2017 |
|---|
| 14, Mansfield Road878 m away | 86 m² | 121 m² | +35 m² +41% | 2016 |
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| 13, Brighton Avenue820 m away | 46 m² | 80 m² | +34 m² +74% | 2025 |
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| 119, Salop Road385 m away | 87 m² | 121 m² | +34 m² +39% | 2024 |
|---|
| 18, Wellington Road788 m away | 76 m² | 110 m² | +34 m² +45% | 2023 |
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| 9, Morland Road213 m away | 83 m² | 117 m² | +34 m² +41% | 2022 |
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| 2b, Gainsford Road939 m away | 34 m² | 68 m² | +34 m² +100% | 2022 |
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| 9, Stoneydown Avenue577 m away | 74 m² | 108 m² | +34 m² +46% | 2021 |
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| 119, Markhouse Avenue561 m away | 80 m² | 114 m² | +34 m² +43% | 2020 |
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| 46, Netley Road904 m away | 64 m² | 98 m² | +34 m² +53% | 2018 |
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| 27, Myrtle Road808 m away | 84 m² | 118 m² | +34 m² +40% | 2017 |
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| 51, Salop Road385 m away | 80 m² | 113 m² | +33 m² +41% | 2025 |
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| 226, Queens Road916 m away | 67 m² | 100 m² | +33 m² +49% | 2020 |
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| 4, Lynmouth Road443 m away | 76 m² | 108 m² | +32 m² +42% | 2026 |
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| 62, Rensburg Road379 m away | 81 m² | 113 m² | +32 m² +40% | 2025 |
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| 39, Russell Road990 m away | 89 m² | 121 m² | +32 m² +36% | 2025 |
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| 30, Clifton Avenue707 m away | 79 m² | 111 m² | +32 m² +41% | 2024 |
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| 16, Canning Road864 m away | 88 m² | 120 m² | +32 m² +36% | 2023 |
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| 53, King Edward Road851 m away | 73 m² | 105 m² | +32 m² +44% | 2022 |
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| 52, Blackhorse Road288 m away | 105 m² | 137 m² | +32 m² +30% | 2019 |
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| 30, Carisbrooke Road457 m away | 48 m² | 80 m² | +32 m² +67% | 2019 |
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| 80, Gosport Road859 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 34, Buxton Road540 m away | 97 m² | 129 m² | +32 m² +33% | 2015 |
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| 44, Lloyd Road367 m away | 45 m² | 77 m² | +32 m² +71% | 2014 |
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| 26, Verulam Avenue985 m away | 39 m² | 71 m² | +32 m² +82% | 2010 |
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| 146, Blackhorse Road494 m away | 90 m² | 121 m² | +31 m² +34% | 2026 |
|---|
| 71, Northcote Road568 m away | 88 m² | 119 m² | +31 m² +35% | 2026 |
|---|
| 81, Blackhorse Lane835 m away | 77 m² | 108 m² | +31 m² +40% | 2026 |
|---|
| 21, Tavistock Avenue846 m away | 84 m² | 115 m² | +31 m² +37% | 2026 |
|---|
| 74, Brighton Avenue820 m away | 49 m² | 80 m² | +31 m² +63% | 2025 |
|---|
| 37, Tavistock Avenue846 m away | 93 m² | 124 m² | +31 m² +33% | 2025 |
|---|
| 27, Exmouth Road907 m away | 78 m² | 109 m² | +31 m² +40% | 2025 |
|---|
| 47, Canning Road864 m away | 75 m² | 106 m² | +31 m² +41% | 2022 |
|---|
| 123, Clacton Road424 m away | 87 m² | 118 m² | +31 m² +36% | 2021 |
|---|
| 20, Melbourne Road829 m away | 82 m² | 113 m² | +31 m² +38% | 2021 |
|---|
| 106, Hartington Road504 m away | 73 m² | 104 m² | +31 m² +42% | 2019 |
|---|
| 63, Tavistock Avenue862 m away | 87 m² | 118 m² | +31 m² +36% | 2019 |
|---|
| 32, Pretoria Avenue385 m away | 56 m² | 87 m² | +31 m² +55% | 2017 |
|---|
| Flat 2, 64, Palmerston Road783 m away | 62 m² | 93 m² | +31 m² +50% | 2017 |
|---|
| 13, Carisbrooke Road426 m away | 32 m² | 63 m² | +31 m² +97% | 2015 |
|---|
| 56, Coppermill Lane181 m away | 101 m² | 131 m² | +30 m² +30% | 2026 |
|---|
| 12, Hervey Park Road650 m away | 78 m² | 108 m² | +30 m² +38% | 2025 |
|---|
| 65, York Road256 m away | 76 m² | 106 m² | +30 m² +39% | 2024 |
|---|
| 23, Falmouth Way739 m away | 35 m² | 65 m² | +30 m² +86% | 2023 |
|---|
| 47, Ritchings Avenue625 m away | 60 m² | 90 m² | +30 m² +50% | 2022 |
|---|
| 11, Chester Road304 m away | 86 m² | 116 m² | +30 m² +35% | 2021 |
|---|
| 31, York Road256 m away | 86 m² | 116 m² | +30 m² +35% | 2020 |
|---|
| 97, Hartington Road481 m away | 78 m² | 108 m² | +30 m² +38% | 2019 |
|---|
| 33, Markhouse Avenue561 m away | 88 m² | 118 m² | +30 m² +34% | 2019 |
|---|
| 30, Morland Road237 m away | 88 m² | 118 m² | +30 m² +34% | 2018 |
|---|
| 57, Salop Road385 m away | 83 m² | 113 m² | +30 m² +36% | 2016 |
|---|
| 45, Hartington Road481 m away | 66 m² | 96 m² | +30 m² +45% | 2014 |
|---|
| 99, Hartington Road481 m away | 66 m² | 96 m² | +30 m² +45% | 2014 |
|---|
| 22, Lloyd Road367 m away | 75 m² | 104 m² | +29 m² +39% | 2026 |
|---|
| 48, Glenthorne Road152 m away | 126 m² | 155 m² | +29 m² +23% | 2025 |
|---|
| 20, Tennyson Road951 m away | 66 m² | 95 m² | +29 m² +44% | 2024 |
|---|
| 28, Century Road862 m away | 68 m² | 97 m² | +29 m² +43% | 2022 |
|---|
| 2, Morland Road237 m away | 101 m² | 130 m² | +29 m² +29% | 2020 |
|---|
| 61, Salop Road385 m away | 86 m² | 115 m² | +29 m² +34% | 2020 |
|---|
| 45, Markhouse Avenue561 m away | 93 m² | 122 m² | +29 m² +31% | 2020 |
|---|
| 168, Forest Road739 m away | 91 m² | 120 m² | +29 m² +32% | 2017 |
|---|
| 108, Hartington Road504 m away | 73 m² | 102 m² | +29 m² +40% | 2016 |
|---|
| 32, St James'S Street391 m away | 35 m² | 64 m² | +29 m² +83% | 2015 |
|---|
| Flat, 34, Grange Road348 m away | 42 m² | 71 m² | +29 m² +69% | 2014 |
|---|
| 48, Markhouse Avenue590 m away | 76 m² | 105 m² | +29 m² +38% | 2014 |
|---|
| 76, Gosport Road859 m away | 78 m² | 107 m² | +29 m² +37% | 2014 |
|---|
| 86, Salop Road362 m away | 78 m² | 106 m² | +28 m² +36% | 2025 |
|---|
| 117, Hartington Road481 m away | 78 m² | 106 m² | +28 m² +36% | 2025 |
|---|
| 48, Chatham Road890 m away | 79 m² | 107 m² | +28 m² +35% | 2022 |
|---|
| 6, Oster Terrace165 m away | 80 m² | 108 m² | +28 m² +35% | 2021 |
|---|
| 15, Bunyan Road963 m away | 74 m² | 102 m² | +28 m² +38% | 2021 |
|---|
| 10, Hartington Road504 m away | 76 m² | 104 m² | +28 m² +37% | 2020 |
|---|
| 93, Salop Road385 m away | 83 m² | 111 m² | +28 m² +34% | 2019 |
|---|
| 12, Tennyson Road951 m away | 78 m² | 106 m² | +28 m² +36% | 2019 |
|---|
| 32, Rensburg Road379 m away | 80 m² | 108 m² | +28 m² +35% | 2017 |
|---|
| 22a, Callis Road863 m away | 47 m² | 75 m² | +28 m² +60% | 2015 |
|---|
| 28, Clifton Avenue707 m away | 134 m² | 161 m² | +27 m² +20% | 2026 |
|---|
| 43b, Ringwood Road857 m away | 49 m² | 76 m² | +27 m² +55% | 2026 |
|---|