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 N15 3LX
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 |
|---|---|---|---|---|
| 114, Boundary Road510 m away | 119 m² | 238 m² | +119 m² +100% | 2014 |
| 126, Boundary Road510 m away | 103 m² | 206 m² | +103 m² +100% | 2014 |
| 55, Beresford Road860 m away | 70 m² | 163 m² | +93 m² +133% | 2021 |
| 17, Falkland Road839 m away | 68 m² | 158 m² | +90 m² +132% | 2023 |
| 226, Boundary Road766 m away | 91 m² | 178 m² | +87 m² +96% | 2015 |
| 65, Walpole Road863 m away | 176 m² | 262 m² | +86 m² +49% | 2024 |
| 349, Wightman Road941 m away | 64 m² | 148 m² | +84 m² +131% | 2018 |
| 43, Meads Road599 m away | 87 m² | 169 m² | +82 m² +94% | 2025 |
| 167, Carlingford Road223 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.
| 63 m² |
| 142 m² |
| +79 m² +125% |
| 2026 |
| 71, Handsworth Road872 m away | 103 m² | 182 m² | +79 m² +77% | 2025 |
|---|
| 92, Hampden Road635 m away | 95 m² | 172 m² | +77 m² +81% | 2011 |
|---|
| 125b, Willingdon Road598 m away | 79 m² | 153 m² | +74 m² +94% | 2020 |
|---|
| 85, Allison Road791 m away | 122 m² | 196 m² | +74 m² +61% | 2013 |
|---|
| 45, Meads Road599 m away | 87 m² | 160 m² | +73 m² +84% | 2026 |
|---|
| 210, West Green Road804 m away | 102 m² | 173 m² | +71 m² +70% | 2026 |
|---|
| 26, Handsworth Road906 m away | 59 m² | 129 m² | +70 m² +119% | 2025 |
|---|
| 131, Russell Avenue725 m away | 89 m² | 159 m² | +70 m² +79% | 2014 |
|---|
| 135, Effingham Road670 m away | 111 m² | 180 m² | +69 m² +62% | 2021 |
|---|
| 64, Turnpike Lane812 m away | 55 m² | 123 m² | +68 m² +124% | 2022 |
|---|
| 158, Walpole Road837 m away | 85 m² | 153 m² | +68 m² +80% | 2021 |
|---|
| 41, Rusper Road397 m away | 78 m² | 145 m² | +67 m² +86% | 2026 |
|---|
| 160, Carlingford Road239 m away | 59 m² | 126 m² | +67 m² +114% | 2018 |
|---|
| 4, Alton Road782 m away | 87 m² | 154 m² | +67 m² +77% | 2017 |
|---|
| 45b, Langham Road361 m away | 49 m² | 115 m² | +66 m² +135% | 2024 |
|---|
| 211, Downhills Way789 m away | 90 m² | 155 m² | +65 m² +72% | 2025 |
|---|
| 129, Seymour Road895 m away | 124 m² | 189 m² | +65 m² +52% | 2022 |
|---|
| 122, Clonmell Road892 m away | 80 m² | 145 m² | +65 m² +81% | 2021 |
|---|
| 76, Downhills Way682 m away | 80 m² | 145 m² | +65 m² +81% | 2020 |
|---|
| 106, Russell Avenue687 m away | 83 m² | 147 m² | +64 m² +77% | 2026 |
|---|
| 75, Woodlands Park Road735 m away | 96 m² | 160 m² | +64 m² +67% | 2023 |
|---|
| 169, Downhills Way789 m away | 92 m² | 156 m² | +64 m² +70% | 2023 |
|---|
| 19, Mannock Road203 m away | 97 m² | 161 m² | +64 m² +66% | 2022 |
|---|
| 37, Rusper Road397 m away | 103 m² | 167 m² | +64 m² +62% | 2019 |
|---|
| 3, Caradon Way852 m away | 61 m² | 125 m² | +64 m² +105% | 2013 |
|---|
| 43, Effingham Road838 m away | 98 m² | 161 m² | +63 m² +64% | 2024 |
|---|
| 101, Belmont Road202 m away | 111 m² | 174 m² | +63 m² +57% | 2023 |
|---|
| 58a, Clonmell Road892 m away | 100 m² | 163 m² | +63 m² +63% | 2018 |
|---|
| 151, Willingdon Road598 m away | 115 m² | 177 m² | +62 m² +54% | 2025 |
|---|
| 90, Lausanne Road623 m away | 70 m² | 131 m² | +61 m² +87% | 2026 |
|---|
| 113, Allison Road791 m away | 134 m² | 195 m² | +61 m² +46% | 2018 |
|---|
| 25, Keston Road619 m away | 108 m² | 168 m² | +60 m² +56% | 2026 |
|---|
| 95, Langham Road41 m away | 58 m² | 118 m² | +60 m² +103% | 2025 |
|---|
| 7, Belmont Avenue118 m away | 61 m² | 121 m² | +60 m² +98% | 2025 |
|---|
| 85, Raleigh Road655 m away | 135 m² | 195 m² | +60 m² +44% | 2025 |
|---|
| 27, Effingham Road838 m away | 98 m² | 158 m² | +60 m² +61% | 2021 |
|---|
| 80, Alexandra Road923 m away | 134 m² | 194 m² | +60 m² +45% | 2020 |
|---|
| 111, Glenwood Road636 m away | 97 m² | 156 m² | +59 m² +61% | 2019 |
|---|
| 38, Beresford Road868 m away | 108 m² | 166 m² | +58 m² +54% | 2023 |
|---|
| 67, Fairfax Road788 m away | 59 m² | 117 m² | +58 m² +98% | 2018 |
|---|
| 28, Willingdon Road564 m away | 121 m² | 179 m² | +58 m² +48% | 2016 |
|---|
| 26, Farrant Avenue920 m away | 59 m² | 117 m² | +58 m² +98% | 2014 |
|---|
| 57, Falkland Road607 m away | 114 m² | 171 m² | +57 m² +50% | 2026 |
|---|
| 11, Westbeech Road669 m away | 71 m² | 127 m² | +56 m² +79% | 2026 |
|---|
| 196a, Langham Road316 m away | 66 m² | 122 m² | +56 m² +85% | 2025 |
|---|
| 48, Downhills Avenue749 m away | 85 m² | 141 m² | +56 m² +66% | 2025 |
|---|
| 19, Salisbury Road883 m away | 45 m² | 101 m² | +56 m² +124% | 2024 |
|---|
| 110, Langham Road0 m away | 117 m² | 173 m² | +56 m² +48% | 2023 |
|---|
| 11, Mannock Road400 m away | 113 m² | 169 m² | +56 m² +50% | 2022 |
|---|
| 72, Kimberley Gardens954 m away | 101 m² | 157 m² | +56 m² +55% | 2022 |
|---|
| 71, Harringay Road571 m away | 89 m² | 145 m² | +56 m² +63% | 2019 |
|---|
| 84, Walpole Road576 m away | 81 m² | 136 m² | +55 m² +68% | 2025 |
|---|
| 45, Hewitt Road947 m away | 120 m² | 175 m² | +55 m² +46% | 2022 |
|---|
| 112, Carlingford Road108 m away | 54 m² | 108 m² | +54 m² +100% | 2023 |
|---|
| 9, Alfoxton Avenue365 m away | 62 m² | 116 m² | +54 m² +87% | 2015 |
|---|
| 214, West Green Road804 m away | 83 m² | 136 m² | +53 m² +64% | 2025 |
|---|
| 158, Carlingford Road239 m away | 132 m² | 185 m² | +53 m² +40% | 2024 |
|---|
| 173, Philip Lane965 m away | 83 m² | 136 m² | +53 m² +64% | 2024 |
|---|
| 8, Boreham Road844 m away | 99 m² | 152 m² | +53 m² +54% | 2022 |
|---|
| 95, Boundary Road362 m away | 103 m² | 156 m² | +53 m² +51% | 2018 |
|---|
| 33, Ritches Road810 m away | 45 m² | 98 m² | +53 m² +118% | 2012 |
|---|
| 88, Gloucester Road967 m away | 112 m² | 165 m² | +53 m² +47% | 2011 |
|---|
| 434, St Anns Road797 m away | 58 m² | 110 m² | +52 m² +90% | 2025 |
|---|
| 61, Falkland Road607 m away | 119 m² | 171 m² | +52 m² +44% | 2024 |
|---|
| 111, Seymour Road895 m away | 99 m² | 151 m² | +52 m² +53% | 2024 |
|---|
| 147, Boundary Road529 m away | 119 m² | 171 m² | +52 m² +44% | 2021 |
|---|
| 18, Russell Avenue731 m away | 82 m² | 134 m² | +52 m² +63% | 2014 |
|---|
| 162, Walpole Road837 m away | 99 m² | 151 m² | +52 m² +53% | 2012 |
|---|
| 30, Kirkstall Avenue706 m away | 112 m² | 163 m² | +51 m² +46% | 2025 |
|---|
| 31, Burghley Road826 m away | 103 m² | 154 m² | +51 m² +50% | 2021 |
|---|
| 15, Harringay Road717 m away | 95 m² | 145 m² | +50 m² +53% | 2026 |
|---|
| 92, Downhills Way682 m away | 88 m² | 138 m² | +50 m² +57% | 2024 |
|---|
| 22, Mansfield Avenue801 m away | 83 m² | 133 m² | +50 m² +60% | 2023 |
|---|
| 214, Boundary Road766 m away | 122 m² | 172 m² | +50 m² +41% | 2021 |
|---|
| 35, Cranleigh Road629 m away | 116 m² | 166 m² | +50 m² +43% | 2014 |
|---|
| 48, Salisbury Road906 m away | 38 m² | 88 m² | +50 m² +132% | 2009 |
|---|
| 24, Graham Road393 m away | 82 m² | 131 m² | +49 m² +60% | 2026 |
|---|
| 68, Beresford Road868 m away | 118 m² | 167 m² | +49 m² +42% | 2022 |
|---|
| Zinnia, Stanmore Road131 m away | 71 m² | 120 m² | +49 m² +69% | 2018 |
|---|
| 62, Downhills Way509 m away | 89 m² | 137 m² | +48 m² +54% | 2025 |
|---|
| 106, Hewitt Road860 m away | 131 m² | 179 m² | +48 m² +37% | 2024 |
|---|
| 72, Falkland Road618 m away | 105 m² | 153 m² | +48 m² +46% | 2022 |
|---|
| 37, Willingdon Road597 m away | 102 m² | 150 m² | +48 m² +47% | 2018 |
|---|
| 13, Linden Road295 m away | 137 m² | 185 m² | +48 m² +35% | 2016 |
|---|
| 18, Dunloe Avenue814 m away | 38 m² | 86 m² | +48 m² +126% | 2016 |
|---|
| 136, Sirdar Road434 m away | 78 m² | 126 m² | +48 m² +62% | 2014 |
|---|
| 2, Boreham Road844 m away | 43 m² | 91 m² | +48 m² +112% | 2014 |
|---|
| 77, Allison Road791 m away | 127 m² | 174 m² | +47 m² +37% | 2026 |
|---|
| 223, Gladstone Avenue946 m away | 100 m² | 147 m² | +47 m² +47% | 2026 |
|---|
| 149, Russell Avenue774 m away | 131 m² | 178 m² | +47 m² +36% | 2025 |
|---|
| 10, Frobisher Road856 m away | 122 m² | 169 m² | +47 m² +39% | 2025 |
|---|
| 166, Higham Road686 m away | 87 m² | 134 m² | +47 m² +54% | 2023 |
|---|
| 102, Harringay Road565 m away | 88 m² | 135 m² | +47 m² +53% | 2020 |
|---|
| 63, Falkland Road607 m away | 117 m² | 164 m² | +47 m² +40% | 2020 |
|---|
| 27, Sandringham Road497 m away | 100 m² | 147 m² | +47 m² +47% | 2019 |
|---|
| Flat 3, 5, Belmont Road205 m away | 45 m² | 92 m² | +47 m² +104% | 2018 |
|---|
| 12l, Woodlands Park Road536 m away | 62 m² | 109 m² | +47 m² +76% | 2018 |
|---|
| 74, Hampden Road820 m away | 62 m² | 109 m² | +47 m² +76% | 2012 |
|---|
| 143, Effingham Road670 m away | 53 m² | 99 m² | +46 m² +87% | 2025 |
|---|
| 301, St Anns Road921 m away | 99 m² | 145 m² | +46 m² +46% | 2023 |
|---|
| 41, Fairfax Road788 m away | 94 m² | 140 m² | +46 m² +49% | 2018 |
|---|
| Flat 1, 4, Etherley Road575 m away | 33 m² | 79 m² | +46 m² +139% | 2013 |
|---|
| 53, Carlingford Road254 m away | 120 m² | 165 m² | +45 m² +38% | 2025 |
|---|
| 28, Lausanne Road784 m away | 53 m² | 98 m² | +45 m² +85% | 2025 |
|---|
| 210, Downhills Park Road164 m away | 92 m² | 137 m² | +45 m² +49% | 2023 |
|---|
| 54, Beresford Road868 m away | 123 m² | 168 m² | +45 m² +37% | 2023 |
|---|
| 36, Sydney Road738 m away | 108 m² | 153 m² | +45 m² +42% | 2021 |
|---|
| 6, Waldeck Road146 m away | 117 m² | 162 m² | +45 m² +38% | 2019 |
|---|
| 42b, Park Road520 m away | 53 m² | 98 m² | +45 m² +85% | 2019 |
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| 78, Hampden Road820 m away | 60 m² | 105 m² | +45 m² +75% | 2014 |
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| 114, Seymour Road918 m away | 128 m² | 172 m² | +44 m² +34% | 2025 |
|---|
| 28, Stanmore Road166 m away | 133 m² | 177 m² | +44 m² +33% | 2023 |
|---|
| 108, Sydney Road738 m away | 126 m² | 170 m² | +44 m² +35% | 2023 |
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| 74, Clinton Road681 m away | 72 m² | 116 m² | +44 m² +61% | 2020 |
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| 68, Avondale Road706 m away | 99 m² | 143 m² | +44 m² +44% | 2020 |
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| 22, Beresford Road868 m away | 101 m² | 145 m² | +44 m² +44% | 2017 |
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| 46, Alexandra Road868 m away | 67 m² | 111 m² | +44 m² +66% | 2010 |
|---|
| 79l, Carlingford Road254 m away | 68 m² | 111 m² | +43 m² +63% | 2026 |
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| 127, Beresford Road709 m away | 109 m² | 152 m² | +43 m² +39% | 2026 |
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| 14, Falmer Road813 m away | 74 m² | 117 m² | +43 m² +58% | 2025 |
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| 58, Allison Road929 m away | 62 m² | 105 m² | +43 m² +69% | 2025 |
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| 47, Chesterfield Gardens1000 m away | 104 m² | 147 m² | +43 m² +41% | 2025 |
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| 48, Kimberley Gardens954 m away | 99 m² | 142 m² | +43 m² +43% | 2024 |
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| 278, Philip Lane809 m away | 62 m² | 105 m² | +43 m² +69% | 2023 |
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| 147, Russell Avenue774 m away | 89 m² | 132 m² | +43 m² +48% | 2022 |
|---|
| 69, Effingham Road838 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
|---|
| 110, Carlingford Road108 m away | 118 m² | 161 m² | +43 m² +36% | 2019 |
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| 122, Allison Road804 m away | 127 m² | 170 m² | +43 m² +34% | 2018 |
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| 20, Fairfax Road821 m away | 80 m² | 123 m² | +43 m² +54% | 2017 |
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| 44, Ritches Road810 m away | 98 m² | 141 m² | +43 m² +44% | 2015 |
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| 196, Lymington Avenue805 m away | 39 m² | 82 m² | +43 m² +110% | 2013 |
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| 11, Colina Road667 m away | 44 m² | 86 m² | +42 m² +95% | 2026 |
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| 47, Effingham Road838 m away | 99 m² | 141 m² | +42 m² +42% | 2024 |
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| 201, Langham Road241 m away | 116 m² | 158 m² | +42 m² +36% | 2023 |
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| 132, Hewitt Avenue750 m away | 44 m² | 86 m² | +42 m² +95% | 2021 |
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| 98, Gladstone Avenue854 m away | 63 m² | 105 m² | +42 m² +67% | 2021 |
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| 41a, Clinton Road681 m away | 69 m² | 111 m² | +42 m² +61% | 2019 |
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| 52, Turnpike Lane707 m away | 60 m² | 102 m² | +42 m² +70% | 2014 |
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| 14, Cranleigh Road674 m away | 107 m² | 148 m² | +41 m² +38% | 2026 |
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| 141, Farrant Avenue958 m away | 76 m² | 117 m² | +41 m² +54% | 2025 |
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| 26, Stanmore Road166 m away | 127 m² | 168 m² | +41 m² +32% | 2024 |
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| 23, Mansfield Avenue801 m away | 75 m² | 116 m² | +41 m² +55% | 2022 |
|---|
| 54, Falmer Road813 m away | 71 m² | 112 m² | +41 m² +58% | 2022 |
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| 4, Bourn Avenue756 m away | 86 m² | 127 m² | +41 m² +48% | 2019 |
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| 85, Carlingford Road254 m away | 36 m² | 77 m² | +41 m² +114% | 2018 |
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| 109, Allison Road791 m away | 136 m² | 177 m² | +41 m² +30% | 2018 |
|---|
| 3, Albany Close444 m away | 57 m² | 97 m² | +40 m² +70% | 2026 |
|---|
| 21, Belmont Avenue118 m away | 35 m² | 75 m² | +40 m² +114% | 2025 |
|---|
| 36, Clonmell Road840 m away | 87 m² | 127 m² | +40 m² +46% | 2024 |
|---|
| 41, Sirdar Road496 m away | 62 m² | 102 m² | +40 m² +65% | 2022 |
|---|
| 60, Fairfax Road821 m away | 97 m² | 137 m² | +40 m² +41% | 2022 |
|---|
| 72, Willingdon Road563 m away | 113 m² | 153 m² | +40 m² +35% | 2021 |
|---|
| 79, Fairfax Road630 m away | 101 m² | 141 m² | +40 m² +40% | 2021 |
|---|
| 1, Hastings Road766 m away | 95 m² | 135 m² | +40 m² +42% | 2017 |
|---|
| 10, Hawke Park Road438 m away | 86 m² | 126 m² | +40 m² +47% | 2014 |
|---|
| 22, Hewitt Avenue735 m away | 94 m² | 134 m² | +40 m² +43% | 2014 |
|---|
| Flat A, 353, Wightman Road941 m away | 55 m² | 95 m² | +40 m² +73% | 2014 |
|---|
| 42, Glenwood Road542 m away | 57 m² | 97 m² | +40 m² +70% | 2013 |
|---|
| 50, Clarence Road766 m away | 80 m² | 120 m² | +40 m² +50% | 2012 |
|---|
| 18, Belmont Avenue118 m away | 107 m² | 147 m² | +40 m² +37% | 2011 |
|---|
| 99, Hewitt Road839 m away | 125 m² | 165 m² | +40 m² +32% | 2009 |
|---|
| 21, Waldegrave Road656 m away | 107 m² | 146 m² | +39 m² +36% | 2026 |
|---|
| 23, Coleraine Road765 m away | 118 m² | 157 m² | +39 m² +33% | 2024 |
|---|
| 25, Belmont Avenue118 m away | 114 m² | 153 m² | +39 m² +34% | 2021 |
|---|
| 83, Willingdon Road598 m away | 46 m² | 85 m² | +39 m² +85% | 2020 |
|---|
| 67, Raleigh Road655 m away | 128 m² | 167 m² | +39 m² +30% | 2020 |
|---|
| 40, Fairfax Road821 m away | 94 m² | 133 m² | +39 m² +41% | 2019 |
|---|
| 153, Boundary Road529 m away | 102 m² | 140 m² | +38 m² +37% | 2026 |
|---|
| 119, Higham Road678 m away | 87 m² | 125 m² | +38 m² +44% | 2026 |
|---|
| 41, Willingdon Road597 m away | 111 m² | 149 m² | +38 m² +34% | 2025 |
|---|
| 40, Gloucester Road967 m away | 115 m² | 153 m² | +38 m² +33% | 2025 |
|---|
| 73, Cranleigh Road696 m away | 81 m² | 119 m² | +38 m² +47% | 2023 |
|---|
| 5, Claire House, Elizabeth Place979 m away | 49 m² | 87 m² | +38 m² +78% | 2023 |
|---|
| 325, Wightman Road941 m away | 126 m² | 164 m² | +38 m² +30% | 2022 |
|---|
| 43, Mannock Road203 m away | 92 m² | 130 m² | +38 m² +41% | 2019 |
|---|
| 1, Caversham Road384 m away | 87 m² | 125 m² | +38 m² +44% | 2018 |
|---|
| Flat 1, 316, Philip Lane715 m away | 28 m² | 66 m² | +38 m² +136% | 2018 |
|---|
| 69, Westbury Avenue519 m away | 32 m² | 70 m² | +38 m² +119% | 2017 |
|---|
| 37b, Burghley Road826 m away | 70 m² | 108 m² | +38 m² +54% | 2017 |
|---|
| 133b, Sydney Road730 m away | 41 m² | 79 m² | +38 m² +93% | 2015 |
|---|
| 82b, Sydney Road738 m away | 62 m² | 100 m² | +38 m² +61% | 2014 |
|---|
| 20, Clarendon Road477 m away | 75 m² | 112 m² | +37 m² +49% | 2026 |
|---|
| 137, Downhills Way789 m away | 103 m² | 140 m² | +37 m² +36% | 2022 |
|---|
| 89, Belmont Road202 m away | 119 m² | 156 m² | +37 m² +31% | 2021 |
|---|
| 26, Brampton Road789 m away | 102 m² | 139 m² | +37 m² +36% | 2021 |
|---|
| 19, Hewitt Road947 m away | 129 m² | 166 m² | +37 m² +29% | 2020 |
|---|
| 117, Clonmell Road860 m away | 80 m² | 117 m² | +37 m² +46% | 2019 |
|---|
| 8, Frobisher Road856 m away | 115 m² | 152 m² | +37 m² +32% | 2018 |
|---|
| 7, Clarendon Road477 m away | 95 m² | 132 m² | +37 m² +39% | 2017 |
|---|
| 11, Hewitt Road947 m away | 122 m² | 159 m² | +37 m² +30% | 2016 |
|---|
| 93, Langham Road41 m away | 113 m² | 149 m² | +36 m² +32% | 2025 |
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