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 SW19 3JJ
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, Mostyn Road311 m away | 156 m² | 366 m² | +210 m² +135% | 2019 |
| 15, Langley Road680 m away | 137 m² | 319 m² | +182 m² +133% | 2019 |
| 14, Winifred Road855 m away | 137 m² | 304 m² | +167 m² +122% | 2023 |
| 8, Hazelbury Close425 m away | 114 m² | 268 m² | +154 m² +135% | 2018 |
| 1a, Mostyn Road617 m away | 230 m² | 358 m² | +128 m² +56% | 2021 |
| 8, Wilton Crescent875 m away | 84 m² | 200 m² | +116 m² +138% | 2012 |
| 78, Dorset Road552 m away | 119 m² | 233 m² | +114 m² +96% | 2024 |
| 5, Mossville Gardens688 m away | 95 m² | 208 m² | +113 m² +119% | 2019 |
| 10, Hazelbury Close425 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.
| 114 m² |
| 223 m² |
| +109 m² +96% |
| 2024 |
| 54, Rayleigh Road883 m away | 154 m² | 257 m² | +103 m² +67% | 2024 |
|---|
| 238, Martin Way812 m away | 99 m² | 198 m² | +99 m² +100% | 2026 |
|---|
| 1, Erridge Road432 m away | 114 m² | 211 m² | +97 m² +85% | 2026 |
|---|
| 2, Rayleigh Road883 m away | 120 m² | 216 m² | +96 m² +80% | 2017 |
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| 38, Stratton Road186 m away | 120 m² | 215 m² | +95 m² +79% | 2017 |
|---|
| 23, Ashridge Way774 m away | 126 m² | 210 m² | +84 m² +67% | 2020 |
|---|
| 26, Dorset Road712 m away | 222 m² | 306 m² | +84 m² +38% | 2016 |
|---|
| 62a, Mostyn Road311 m away | 205 m² | 288 m² | +83 m² +40% | 2012 |
|---|
| 36, Dorset Road579 m away | 103 m² | 185 m² | +82 m² +80% | 2023 |
|---|
| 15, Buckleigh Avenue627 m away | 114 m² | 196 m² | +82 m² +72% | 2013 |
|---|
| 34, Dorset Road579 m away | 110 m² | 188 m² | +78 m² +71% | 2022 |
|---|
| 31, Keswick Avenue145 m away | 117 m² | 194 m² | +77 m² +66% | 2014 |
|---|
| 34, Cranleigh Road208 m away | 107 m² | 184 m² | +77 m² +72% | 2014 |
|---|
| 119, Springfield Avenue457 m away | 146 m² | 221 m² | +75 m² +51% | 2018 |
|---|
| 109, Poplar Road South384 m away | 118 m² | 193 m² | +75 m² +64% | 2017 |
|---|
| 25, Cliveden Road874 m away | 118 m² | 193 m² | +75 m² +64% | 2016 |
|---|
| 29, Kenley Road0 m away | 95 m² | 169 m² | +74 m² +78% | 2026 |
|---|
| 14, Daybrook Road600 m away | 101 m² | 171 m² | +70 m² +69% | 2018 |
|---|
| 12, Springfield Avenue559 m away | 122 m² | 191 m² | +69 m² +57% | 2025 |
|---|
| 104, Ashridge Way979 m away | 79 m² | 148 m² | +69 m² +87% | 2023 |
|---|
| 68, Aylward Road449 m away | 107 m² | 176 m² | +69 m² +64% | 2021 |
|---|
| 138, Merton Hall Road750 m away | 83 m² | 151 m² | +68 m² +82% | 2016 |
|---|
| 43, Links Avenue680 m away | 95 m² | 162 m² | +67 m² +71% | 2026 |
|---|
| 11, Manor Gardens569 m away | 138 m² | 205 m² | +67 m² +49% | 2020 |
|---|
| 4a, Oxford Avenue997 m away | 58 m² | 124 m² | +66 m² +114% | 2025 |
|---|
| 71, Windermere Avenue599 m away | 112 m² | 178 m² | +66 m² +59% | 2024 |
|---|
| 19, Wilton Crescent943 m away | 143 m² | 209 m² | +66 m² +46% | 2024 |
|---|
| 9, Martin Way556 m away | 100 m² | 166 m² | +66 m² +66% | 2021 |
|---|
| 194, Kingston Road690 m away | 188 m² | 253 m² | +65 m² +35% | 2020 |
|---|
| 24, Ashridge Way774 m away | 110 m² | 175 m² | +65 m² +59% | 2020 |
|---|
| 82, Daybrook Road600 m away | 103 m² | 168 m² | +65 m² +63% | 2018 |
|---|
| 26, Grasmere Avenue467 m away | 101 m² | 166 m² | +65 m² +64% | 2017 |
|---|
| 246, Morden Road746 m away | 147 m² | 211 m² | +64 m² +44% | 2026 |
|---|
| 3, Cedars Road754 m away | 98 m² | 162 m² | +64 m² +65% | 2025 |
|---|
| 60, Daybrook Road600 m away | 100 m² | 164 m² | +64 m² +64% | 2019 |
|---|
| 28, Mawson Close794 m away | 95 m² | 159 m² | +64 m² +67% | 2018 |
|---|
| 50, Tybenham Road140 m away | 103 m² | 166 m² | +63 m² +61% | 2022 |
|---|
| 169, Kenley Road699 m away | 86 m² | 149 m² | +63 m² +73% | 2021 |
|---|
| 106, Dorset Road552 m away | 117 m² | 180 m² | +63 m² +54% | 2020 |
|---|
| 37, Kirkley Road910 m away | 97 m² | 159 m² | +62 m² +64% | 2022 |
|---|
| 14, Wilton Crescent875 m away | 138 m² | 200 m² | +62 m² +45% | 2017 |
|---|
| 16, Bakers End726 m away | 95 m² | 156 m² | +61 m² +64% | 2024 |
|---|
| 4, Rutlish Road787 m away | 97 m² | 158 m² | +61 m² +63% | 2023 |
|---|
| 186, Poplar Road South430 m away | 121 m² | 182 m² | +61 m² +50% | 2022 |
|---|
| 2a, Oxford Avenue997 m away | 61 m² | 122 m² | +61 m² +100% | 2018 |
|---|
| 54, Erridge Road411 m away | 108 m² | 169 m² | +61 m² +56% | 2017 |
|---|
| 3, Wessex Avenue372 m away | 99 m² | 159 m² | +60 m² +61% | 2021 |
|---|
| 109, Mostyn Road218 m away | 113 m² | 173 m² | +60 m² +53% | 2009 |
|---|
| 109, Kenley Road423 m away | 103 m² | 162 m² | +59 m² +57% | 2012 |
|---|
| 7, Hazelbury Close425 m away | 80 m² | 138 m² | +58 m² +73% | 2026 |
|---|
| 43, Windermere Avenue599 m away | 96 m² | 154 m² | +58 m² +60% | 2024 |
|---|
| 79, Sandbourne Avenue468 m away | 103 m² | 161 m² | +58 m² +56% | 2021 |
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| 30, Grasmere Avenue467 m away | 118 m² | 176 m² | +58 m² +49% | 2020 |
|---|
| 30, Dorset Road579 m away | 102 m² | 160 m² | +58 m² +57% | 2017 |
|---|
| 1, Keswick Avenue145 m away | 113 m² | 170 m² | +57 m² +50% | 2026 |
|---|
| 32, Tybenham Road140 m away | 94 m² | 151 m² | +57 m² +61% | 2023 |
|---|
| 3, Cranleigh Road242 m away | 100 m² | 157 m² | +57 m² +57% | 2022 |
|---|
| 190, Poplar Road South430 m away | 111 m² | 168 m² | +57 m² +51% | 2013 |
|---|
| 30, Mostyn Road489 m away | 143 m² | 199 m² | +56 m² +39% | 2025 |
|---|
| 84, Mostyn Road153 m away | 125 m² | 181 m² | +56 m² +45% | 2024 |
|---|
| 5, Rutlish Road787 m away | 96 m² | 152 m² | +56 m² +58% | 2024 |
|---|
| 46, Keswick Avenue145 m away | 100 m² | 156 m² | +56 m² +56% | 2017 |
|---|
| 34, Mostyn Road311 m away | 80 m² | 135 m² | +55 m² +69% | 2026 |
|---|
| 38, Hillcross Avenue937 m away | 97 m² | 152 m² | +55 m² +57% | 2026 |
|---|
| 21, Brisbane Avenue969 m away | 82 m² | 137 m² | +55 m² +67% | 2024 |
|---|
| 16, Wilton Grove889 m away | 137 m² | 192 m² | +55 m² +40% | 2021 |
|---|
| 23, Stratton Road186 m away | 93 m² | 148 m² | +55 m² +59% | 2018 |
|---|
| 6, Chatsworth Avenue852 m away | 104 m² | 158 m² | +54 m² +52% | 2024 |
|---|
| 49, Bournemouth Road814 m away | 89 m² | 143 m² | +54 m² +61% | 2013 |
|---|
| 44, Windermere Avenue569 m away | 107 m² | 160 m² | +53 m² +50% | 2021 |
|---|
| 6, Sandringham Avenue887 m away | 81 m² | 134 m² | +53 m² +65% | 2021 |
|---|
| 39, Buckleigh Avenue627 m away | 96 m² | 149 m² | +53 m² +55% | 2014 |
|---|
| 20, Bournemouth Road818 m away | 106 m² | 159 m² | +53 m² +50% | 2013 |
|---|
| 38, Beaford Grove688 m away | 93 m² | 145 m² | +52 m² +56% | 2024 |
|---|
| 104, Merton Hall Road750 m away | 83 m² | 135 m² | +52 m² +63% | 2024 |
|---|
| 28, Poplar Road397 m away | 101 m² | 153 m² | +52 m² +51% | 2023 |
|---|
| 16, Watery Lane523 m away | 106 m² | 158 m² | +52 m² +49% | 2023 |
|---|
| 1, Kirkley Road910 m away | 96 m² | 148 m² | +52 m² +54% | 2023 |
|---|
| 82, Aylward Road449 m away | 100 m² | 152 m² | +52 m² +52% | 2020 |
|---|
| 180, Poplar Road South430 m away | 113 m² | 165 m² | +52 m² +46% | 2019 |
|---|
| 25, Dorset Road696 m away | 165 m² | 217 m² | +52 m² +32% | 2011 |
|---|
| 42, Hatherleigh Close824 m away | 70 m² | 121 m² | +51 m² +73% | 2025 |
|---|
| 224, Martin Way812 m away | 79 m² | 130 m² | +51 m² +65% | 2024 |
|---|
| 89, Dorset Road502 m away | 99 m² | 150 m² | +51 m² +52% | 2018 |
|---|
| 38, Erridge Road411 m away | 131 m² | 182 m² | +51 m² +39% | 2017 |
|---|
| 78, Aylward Road449 m away | 136 m² | 187 m² | +51 m² +38% | 2014 |
|---|
| 4, Shelton Road917 m away | 93 m² | 144 m² | +51 m² +55% | 2014 |
|---|
| 147, Kingston Road945 m away | 43 m² | 94 m² | +51 m² +119% | 2014 |
|---|
| 122, London Road848 m away | 79 m² | 129 m² | +50 m² +63% | 2026 |
|---|
| 33, Mina Road889 m away | 85 m² | 135 m² | +50 m² +59% | 2022 |
|---|
| 121, Kenley Road521 m away | 106 m² | 156 m² | +50 m² +47% | 2017 |
|---|
| 70, Church Lane609 m away | 126 m² | 176 m² | +50 m² +40% | 2015 |
|---|
| 25, Quintin Avenue778 m away | 115 m² | 165 m² | +50 m² +43% | 2014 |
|---|
| 34, Chatsworth Avenue852 m away | 110 m² | 159 m² | +49 m² +45% | 2026 |
|---|
| 47, Cranleigh Road242 m away | 105 m² | 154 m² | +49 m² +47% | 2018 |
|---|
| 299, Martin Way947 m away | 98 m² | 147 m² | +49 m² +50% | 2015 |
|---|
| 415a, Kingston Road923 m away | 64 m² | 112 m² | +48 m² +75% | 2026 |
|---|
| 23a, Cannon Hill Lane625 m away | 97 m² | 144 m² | +47 m² +48% | 2026 |
|---|
| 62, Aylward Road449 m away | 117 m² | 164 m² | +47 m² +40% | 2024 |
|---|
| 48, Kenley Road79 m away | 96 m² | 143 m² | +47 m² +49% | 2022 |
|---|
| 6a, The Path916 m away | 75 m² | 122 m² | +47 m² +63% | 2021 |
|---|
| 123, Aylward Road372 m away | 97 m² | 144 m² | +47 m² +48% | 2019 |
|---|
| 21, Boscombe Road942 m away | 94 m² | 141 m² | +47 m² +50% | 2018 |
|---|
| 43, Brisbane Avenue969 m away | 98 m² | 145 m² | +47 m² +48% | 2018 |
|---|
| 10, Botsford Road931 m away | 92 m² | 138 m² | +46 m² +50% | 2025 |
|---|
| 9, Manor Gardens569 m away | 141 m² | 187 m² | +46 m² +33% | 2020 |
|---|
| 36a, Oxford Avenue997 m away | 62 m² | 108 m² | +46 m² +74% | 2017 |
|---|
| 36, Arundel Avenue833 m away | 103 m² | 148 m² | +45 m² +44% | 2026 |
|---|
| 7, Mayfield Road899 m away | 227 m² | 272 m² | +45 m² +20% | 2020 |
|---|
| 23a, Richmond Avenue808 m away | 37 m² | 82 m² | +45 m² +122% | 2019 |
|---|
| 54, Windermere Avenue569 m away | 97 m² | 142 m² | +45 m² +46% | 2018 |
|---|
| 65, Maycross Avenue603 m away | 123 m² | 168 m² | +45 m² +37% | 2017 |
|---|
| 9, Cannon Hill Lane682 m away | 58 m² | 103 m² | +45 m² +78% | 2014 |
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| 51, Cliveden Road874 m away | 89 m² | 134 m² | +45 m² +51% | 2014 |
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| 63, Circle Gardens159 m away | 119 m² | 163 m² | +44 m² +37% | 2024 |
|---|
| 14, Mossville Gardens688 m away | 99 m² | 143 m² | +44 m² +44% | 2022 |
|---|
| 37, Chatsworth Avenue852 m away | 102 m² | 146 m² | +44 m² +43% | 2022 |
|---|
| 40, Tybenham Road140 m away | 116 m² | 160 m² | +44 m² +38% | 2015 |
|---|
| 11, Nursery Road719 m away | 84 m² | 128 m² | +44 m² +52% | 2014 |
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| 38, Monkleigh Road900 m away | 93 m² | 136 m² | +43 m² +46% | 2025 |
|---|
| 22a, Oxford Avenue997 m away | 65 m² | 108 m² | +43 m² +66% | 2025 |
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| 124, Morden Road765 m away | 63 m² | 106 m² | +43 m² +68% | 2024 |
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| 96, Merton Hall Road750 m away | 86 m² | 129 m² | +43 m² +50% | 2023 |
|---|
| 20, Maycross Avenue554 m away | 89 m² | 132 m² | +43 m² +48% | 2019 |
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| 14, Maycross Avenue554 m away | 165 m² | 208 m² | +43 m² +26% | 2015 |
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| 16, Maycross Avenue554 m away | 86 m² | 128 m² | +42 m² +49% | 2026 |
|---|
| 30, Stratton Road186 m away | 106 m² | 148 m² | +42 m² +40% | 2025 |
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| 34a, Oxford Avenue997 m away | 69 m² | 111 m² | +42 m² +61% | 2024 |
|---|
| 13, Kingswood Road956 m away | 141 m² | 183 m² | +42 m² +30% | 2021 |
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| 90, Sandbourne Avenue486 m away | 124 m² | 166 m² | +42 m² +34% | 2017 |
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| 18, Sandringham Avenue887 m away | 82 m² | 124 m² | +42 m² +51% | 2015 |
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| 56, Oxford Avenue997 m away | 84 m² | 126 m² | +42 m² +50% | 2013 |
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| 49, Circle Gardens159 m away | 107 m² | 149 m² | +42 m² +39% | 2012 |
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| 26, Melbourne Road812 m away | 96 m² | 137 m² | +41 m² +43% | 2023 |
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| 40, Oxford Avenue997 m away | 81 m² | 122 m² | +41 m² +51% | 2022 |
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| 42, Sandringham Avenue887 m away | 88 m² | 129 m² | +41 m² +47% | 2018 |
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| 1, Leamington Avenue762 m away | 142 m² | 183 m² | +41 m² +29% | 2014 |
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| 71, Northway957 m away | 89 m² | 130 m² | +41 m² +46% | 2013 |
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| 9, Circle Gardens283 m away | 138 m² | 178 m² | +40 m² +29% | 2026 |
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| 127, Hillcross Avenue986 m away | 91 m² | 131 m² | +40 m² +44% | 2018 |
|---|
| 22, Branksome Road816 m away | 92 m² | 132 m² | +40 m² +43% | 2012 |
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| 12a, Oxford Avenue997 m away | 71 m² | 110 m² | +39 m² +55% | 2026 |
|---|
| 55, Kenley Road0 m away | 98 m² | 137 m² | +39 m² +40% | 2020 |
|---|
| 120, Maycross Avenue708 m away | 107 m² | 145 m² | +38 m² +36% | 2026 |
|---|
| 62, Sandringham Avenue887 m away | 90 m² | 128 m² | +38 m² +42% | 2026 |
|---|
| 40, Buckleigh Avenue577 m away | 85 m² | 123 m² | +38 m² +45% | 2022 |
|---|
| 14, Stratton Road186 m away | 98 m² | 136 m² | +38 m² +39% | 2020 |
|---|
| 89, Leamington Avenue900 m away | 95 m² | 133 m² | +38 m² +40% | 2020 |
|---|
| 7, Daybrook Road644 m away | 63 m² | 101 m² | +38 m² +60% | 2017 |
|---|
| 29, Bournemouth Road814 m away | 105 m² | 143 m² | +38 m² +36% | 2016 |
|---|
| 115, Dorset Road600 m away | 117 m² | 155 m² | +38 m² +32% | 2014 |
|---|
| 19, Willmore End705 m away | 57 m² | 94 m² | +37 m² +65% | 2026 |
|---|
| 13a, Nursery Road719 m away | 42 m² | 79 m² | +37 m² +88% | 2025 |
|---|
| 52, Cranleigh Road208 m away | 96 m² | 133 m² | +37 m² +39% | 2024 |
|---|
| 16, Parkleigh Road702 m away | 65 m² | 102 m² | +37 m² +57% | 2021 |
|---|
| 47, Cannon Hill Lane668 m away | 104 m² | 141 m² | +37 m² +36% | 2020 |
|---|
| 19, Rothesay Avenue921 m away | 61 m² | 98 m² | +37 m² +61% | 2015 |
|---|
| 12, Windermere Avenue569 m away | 103 m² | 139 m² | +36 m² +35% | 2024 |
|---|
| 31, Hatherleigh Close824 m away | 80 m² | 116 m² | +36 m² +45% | 2023 |
|---|
| 29, Charnwood Avenue417 m away | 149 m² | 185 m² | +36 m² +24% | 2022 |
|---|
| 34, Watery Lane523 m away | 133 m² | 169 m² | +36 m² +27% | 2022 |
|---|
| 5, Stratton Road186 m away | 146 m² | 182 m² | +36 m² +25% | 2021 |
|---|
| 39, Mostyn Road243 m away | 56 m² | 92 m² | +36 m² +64% | 2021 |
|---|
| 93, Dorset Road502 m away | 120 m² | 156 m² | +36 m² +30% | 2020 |
|---|
| 63, Sandbourne Avenue468 m away | 103 m² | 139 m² | +36 m² +35% | 2016 |
|---|
| 23, Tybenham Road97 m away | 109 m² | 144 m² | +35 m² +32% | 2026 |
|---|
| 3, Winifred Road855 m away | 106 m² | 141 m² | +35 m² +33% | 2021 |
|---|
| 19, Manor Road608 m away | 69 m² | 104 m² | +35 m² +51% | 2020 |
|---|
| 151, Mostyn Road370 m away | 69 m² | 104 m² | +35 m² +51% | 2019 |
|---|
| 34, Sandringham Avenue887 m away | 83 m² | 118 m² | +35 m² +42% | 2018 |
|---|
| 157, Kingston Road945 m away | 24 m² | 59 m² | +35 m² +146% | 2014 |
|---|
| 38, Kingswood Road963 m away | 50 m² | 85 m² | +35 m² +70% | 2010 |
|---|
| 3, Beaford Grove688 m away | 117 m² | 151 m² | +34 m² +29% | 2025 |
|---|
| 30, Winifred Road855 m away | 106 m² | 140 m² | +34 m² +32% | 2024 |
|---|
| 21, Westcroft Gardens849 m away | 98 m² | 132 m² | +34 m² +35% | 2023 |
|---|
| 38, Church Lane345 m away | 63 m² | 97 m² | +34 m² +54% | 2022 |
|---|
| 7, Erridge Road432 m away | 183 m² | 217 m² | +34 m² +19% | 2022 |
|---|
| 7, Windermere Avenue599 m away | 133 m² | 167 m² | +34 m² +26% | 2021 |
|---|
| 32, Sandringham Avenue887 m away | 76 m² | 110 m² | +34 m² +45% | 2014 |
|---|
| 3, Kingswood Road956 m away | 110 m² | 143 m² | +33 m² +30% | 2026 |
|---|
| 71, Grasmere Avenue489 m away | 110 m² | 143 m² | +33 m² +30% | 2025 |
|---|
| 9, Branksome Road816 m away | 97 m² | 130 m² | +33 m² +34% | 2024 |
|---|
| 12, Charnwood Avenue417 m away | 105 m² | 138 m² | +33 m² +31% | 2021 |
|---|
| 20, Leamington Avenue799 m away | 103 m² | 136 m² | +33 m² +32% | 2020 |
|---|
| 45, Richmond Avenue808 m away | 125 m² | 158 m² | +33 m² +26% | 2015 |
|---|
| 16, Woodville Road607 m away | 102 m² | 135 m² | +33 m² +32% | 2010 |
|---|
| 32, Rothesay Avenue921 m away | 48 m² | 80 m² | +32 m² +67% | 2025 |
|---|
| 81, Springfield Avenue457 m away | 129 m² | 161 m² | +32 m² +25% | 2023 |
|---|
| 15, Parkleigh Road702 m away | 72 m² | 104 m² | +32 m² +44% | 2023 |
|---|
| 40, Beaford Grove688 m away | 97 m² | 129 m² | +32 m² +33% | 2022 |
|---|
| 15, Mina Road889 m away | 91 m² | 123 m² | +32 m² +35% | 2021 |
|---|