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 3LJ
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 Road190 m away | 156 m² | 366 m² | +210 m² +135% | 2019 |
| 15, Langley Road257 m away | 137 m² | 319 m² | +182 m² +133% | 2019 |
| 14, Winifred Road601 m away | 137 m² | 304 m² | +167 m² +122% | 2023 |
| 8, Hazelbury Close477 m away | 114 m² | 268 m² | +154 m² +135% | 2018 |
| 1a, Mostyn Road134 m away | 230 m² | 358 m² | +128 m² +56% | 2021 |
| 8, Wilton Crescent387 m away | 84 m² | 200 m² | +116 m² +138% | 2012 |
| 78, Dorset Road589 m away | 119 m² | 233 m² | +114 m² +96% | 2024 |
| 10, Hazelbury Close477 m away | 114 m² | 223 m² | +109 m² +96% | 2024 |
| 32, Herbert Road769 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.
| 191 m² |
| +106 m² +125% |
| 2026 |
| 54, Rayleigh Road408 m away | 154 m² | 257 m² | +103 m² +67% | 2024 |
|---|
| 238, Martin Way961 m away | 99 m² | 198 m² | +99 m² +100% | 2026 |
|---|
| 1, Erridge Road566 m away | 114 m² | 211 m² | +97 m² +85% | 2026 |
|---|
| 2, Rayleigh Road408 m away | 120 m² | 216 m² | +96 m² +80% | 2017 |
|---|
| 38, Stratton Road303 m away | 120 m² | 215 m² | +95 m² +79% | 2017 |
|---|
| 56, Palmerston Road923 m away | 73 m² | 164 m² | +91 m² +125% | 2023 |
|---|
| 141, Graham Road590 m away | 144 m² | 232 m² | +88 m² +61% | 2022 |
|---|
| 123, Palmerston Road742 m away | 86 m² | 173 m² | +87 m² +101% | 2024 |
|---|
| 4, Dennis Park Crescent751 m away | 95 m² | 179 m² | +84 m² +88% | 2024 |
|---|
| 26, Dorset Road392 m away | 222 m² | 306 m² | +84 m² +38% | 2016 |
|---|
| 7, Sherwood Road626 m away | 117 m² | 200 m² | +83 m² +71% | 2016 |
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| 96, Dundonald Road721 m away | 132 m² | 215 m² | +83 m² +63% | 2016 |
|---|
| 62a, Mostyn Road190 m away | 205 m² | 288 m² | +83 m² +40% | 2012 |
|---|
| 36, Dorset Road424 m away | 103 m² | 185 m² | +82 m² +80% | 2023 |
|---|
| 15, Buckleigh Avenue774 m away | 114 m² | 196 m² | +82 m² +72% | 2013 |
|---|
| 111, Graham Road697 m away | 148 m² | 226 m² | +78 m² +53% | 2025 |
|---|
| 34, Dorset Road424 m away | 110 m² | 188 m² | +78 m² +71% | 2022 |
|---|
| 24, Herbert Road769 m away | 83 m² | 160 m² | +77 m² +93% | 2020 |
|---|
| 31, Keswick Avenue401 m away | 117 m² | 194 m² | +77 m² +66% | 2014 |
|---|
| 34, Cranleigh Road689 m away | 107 m² | 184 m² | +77 m² +72% | 2014 |
|---|
| 129, Graham Road590 m away | 152 m² | 227 m² | +75 m² +49% | 2020 |
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| 119, Springfield Avenue728 m away | 146 m² | 221 m² | +75 m² +51% | 2018 |
|---|
| 109, Poplar Road South872 m away | 118 m² | 193 m² | +75 m² +64% | 2017 |
|---|
| 25, Cliveden Road386 m away | 118 m² | 193 m² | +75 m² +64% | 2016 |
|---|
| 29, Kenley Road489 m away | 95 m² | 169 m² | +74 m² +78% | 2026 |
|---|
| 20, Montague Road969 m away | 144 m² | 217 m² | +73 m² +51% | 2016 |
|---|
| 10, Herbert Road769 m away | 76 m² | 148 m² | +72 m² +95% | 2025 |
|---|
| 2, Merton Hall Road777 m away | 161 m² | 233 m² | +72 m² +45% | 2017 |
|---|
| 42, Chestnut Road953 m away | 89 m² | 160 m² | +71 m² +80% | 2022 |
|---|
| 1, Sherwood Road626 m away | 122 m² | 192 m² | +70 m² +57% | 2023 |
|---|
| 14, Daybrook Road958 m away | 101 m² | 171 m² | +70 m² +69% | 2018 |
|---|
| 12, Springfield Avenue671 m away | 122 m² | 191 m² | +69 m² +57% | 2025 |
|---|
| 68, Aylward Road512 m away | 107 m² | 176 m² | +69 m² +64% | 2021 |
|---|
| 31, Montague Road892 m away | 128 m² | 197 m² | +69 m² +54% | 2021 |
|---|
| 93, Toynbee Road767 m away | 86 m² | 154 m² | +68 m² +79% | 2024 |
|---|
| Oakleigh, Herbert Road769 m away | 150 m² | 218 m² | +68 m² +45% | 2023 |
|---|
| 138, Merton Hall Road323 m away | 83 m² | 151 m² | +68 m² +82% | 2016 |
|---|
| 11, Manor Gardens268 m away | 138 m² | 205 m² | +67 m² +49% | 2020 |
|---|
| 4a, Oxford Avenue717 m away | 58 m² | 124 m² | +66 m² +114% | 2025 |
|---|
| 19, Wilton Crescent458 m away | 143 m² | 209 m² | +66 m² +46% | 2024 |
|---|
| 69, Russell Road893 m away | 79 m² | 144 m² | +65 m² +82% | 2024 |
|---|
| 194, Kingston Road204 m away | 188 m² | 253 m² | +65 m² +35% | 2020 |
|---|
| 7, Toynbee Road854 m away | 76 m² | 141 m² | +65 m² +86% | 2019 |
|---|
| 82, Daybrook Road958 m away | 103 m² | 168 m² | +65 m² +63% | 2018 |
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| 26, Grasmere Avenue949 m away | 101 m² | 166 m² | +65 m² +64% | 2017 |
|---|
| 5, Burstow Road778 m away | 93 m² | 157 m² | +64 m² +69% | 2025 |
|---|
| 60, Daybrook Road958 m away | 100 m² | 164 m² | +64 m² +64% | 2019 |
|---|
| 28, Mawson Close645 m away | 95 m² | 159 m² | +64 m² +67% | 2018 |
|---|
| 50, Tybenham Road624 m away | 103 m² | 166 m² | +63 m² +61% | 2022 |
|---|
| 106, Dorset Road589 m away | 117 m² | 180 m² | +63 m² +54% | 2020 |
|---|
| 8, Herbert Road769 m away | 139 m² | 201 m² | +62 m² +45% | 2025 |
|---|
| 37, Kirkley Road687 m away | 97 m² | 159 m² | +62 m² +64% | 2022 |
|---|
| 32, Toynbee Road845 m away | 82 m² | 144 m² | +62 m² +76% | 2022 |
|---|
| 1a, Sydney Villa, Pelham Road988 m away | 77 m² | 139 m² | +62 m² +81% | 2020 |
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| 6, Beulah Road889 m away | 69 m² | 131 m² | +62 m² +90% | 2019 |
|---|
| 21, Milner Road912 m away | 84 m² | 146 m² | +62 m² +74% | 2019 |
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| 14, Wilton Crescent387 m away | 138 m² | 200 m² | +62 m² +45% | 2017 |
|---|
| 55, Burstow Road778 m away | 51 m² | 113 m² | +62 m² +122% | 2014 |
|---|
| 16, Bakers End533 m away | 95 m² | 156 m² | +61 m² +64% | 2024 |
|---|
| 4, Rutlish Road474 m away | 97 m² | 158 m² | +61 m² +63% | 2023 |
|---|
| 5, Trevor Road774 m away | 83 m² | 144 m² | +61 m² +73% | 2023 |
|---|
| 186, Poplar Road South917 m away | 121 m² | 182 m² | +61 m² +50% | 2022 |
|---|
| 35, Lower Downs Road917 m away | 70 m² | 131 m² | +61 m² +87% | 2020 |
|---|
| 40, Hartfield Crescent921 m away | 98 m² | 159 m² | +61 m² +62% | 2019 |
|---|
| 2a, Oxford Avenue717 m away | 61 m² | 122 m² | +61 m² +100% | 2018 |
|---|
| 54, Erridge Road581 m away | 108 m² | 169 m² | +61 m² +56% | 2017 |
|---|
| 6, Pentney Road935 m away | 86 m² | 146 m² | +60 m² +70% | 2025 |
|---|
| 3, Wessex Avenue761 m away | 99 m² | 159 m² | +60 m² +61% | 2021 |
|---|
| 109, Mostyn Road548 m away | 113 m² | 173 m² | +60 m² +53% | 2009 |
|---|
| 15, Montague Road965 m away | 139 m² | 198 m² | +59 m² +42% | 2023 |
|---|
| 109, Kenley Road866 m away | 103 m² | 162 m² | +59 m² +57% | 2012 |
|---|
| 7, Hazelbury Close477 m away | 80 m² | 138 m² | +58 m² +73% | 2026 |
|---|
| 79, Sandbourne Avenue728 m away | 103 m² | 161 m² | +58 m² +56% | 2021 |
|---|
| 63, Palmerston Road913 m away | 51 m² | 109 m² | +58 m² +114% | 2020 |
|---|
| 30, Grasmere Avenue949 m away | 118 m² | 176 m² | +58 m² +49% | 2020 |
|---|
| 30, Dorset Road424 m away | 102 m² | 160 m² | +58 m² +57% | 2017 |
|---|
| 6, Fairlawn Road621 m away | 103 m² | 161 m² | +58 m² +56% | 2012 |
|---|
| 1, Keswick Avenue401 m away | 113 m² | 170 m² | +57 m² +50% | 2026 |
|---|
| 73, Palmerston Road913 m away | 106 m² | 163 m² | +57 m² +54% | 2025 |
|---|
| 6, Graham Road879 m away | 116 m² | 173 m² | +57 m² +49% | 2024 |
|---|
| 32, Tybenham Road624 m away | 94 m² | 151 m² | +57 m² +61% | 2023 |
|---|
| 3, Cranleigh Road715 m away | 100 m² | 157 m² | +57 m² +57% | 2022 |
|---|
| 77, Palmerston Road742 m away | 74 m² | 131 m² | +57 m² +77% | 2020 |
|---|
| 53, Palmerston Road913 m away | 49 m² | 106 m² | +57 m² +116% | 2019 |
|---|
| 73, Russell Road893 m away | 77 m² | 134 m² | +57 m² +74% | 2017 |
|---|
| 190, Poplar Road South917 m away | 111 m² | 168 m² | +57 m² +51% | 2013 |
|---|
| 30, Mostyn Road0 m away | 143 m² | 199 m² | +56 m² +39% | 2025 |
|---|
| 84, Mostyn Road434 m away | 125 m² | 181 m² | +56 m² +45% | 2024 |
|---|
| 5, Rutlish Road474 m away | 96 m² | 152 m² | +56 m² +58% | 2024 |
|---|
| 46, Keswick Avenue401 m away | 100 m² | 156 m² | +56 m² +56% | 2017 |
|---|
| 34, Mostyn Road190 m away | 80 m² | 135 m² | +55 m² +69% | 2026 |
|---|
| 29, Hartfield Crescent885 m away | 106 m² | 161 m² | +55 m² +52% | 2025 |
|---|
| 21, Brisbane Avenue800 m away | 82 m² | 137 m² | +55 m² +67% | 2024 |
|---|
| 16, Wilton Grove413 m away | 137 m² | 192 m² | +55 m² +40% | 2021 |
|---|
| 23, Stratton Road303 m away | 93 m² | 148 m² | +55 m² +59% | 2018 |
|---|
| 10, Queensland Avenue893 m away | 96 m² | 150 m² | +54 m² +56% | 2026 |
|---|
| Flat 3, 57, Merton Hall Road619 m away | 75 m² | 129 m² | +54 m² +72% | 2025 |
|---|
| 6, Chatsworth Avenue492 m away | 104 m² | 158 m² | +54 m² +52% | 2024 |
|---|
| 457a, Kingston Road808 m away | 65 m² | 119 m² | +54 m² +83% | 2019 |
|---|
| 27, Chestnut Road978 m away | 105 m² | 159 m² | +54 m² +51% | 2019 |
|---|
| 49, Bournemouth Road622 m away | 89 m² | 143 m² | +54 m² +61% | 2013 |
|---|
| 6, Sandringham Avenue564 m away | 81 m² | 134 m² | +53 m² +65% | 2021 |
|---|
| 73, Gladstone Road767 m away | 94 m² | 147 m² | +53 m² +56% | 2020 |
|---|
| 102, Pelham Road773 m away | 80 m² | 133 m² | +53 m² +66% | 2018 |
|---|
| 26, Burstow Road836 m away | 88 m² | 141 m² | +53 m² +60% | 2018 |
|---|
| 39, Buckleigh Avenue774 m away | 96 m² | 149 m² | +53 m² +55% | 2014 |
|---|
| 20, Bournemouth Road595 m away | 106 m² | 159 m² | +53 m² +50% | 2013 |
|---|
| 104, Merton Hall Road323 m away | 83 m² | 135 m² | +52 m² +63% | 2024 |
|---|
| 71, The Quadrant689 m away | 90 m² | 142 m² | +52 m² +58% | 2024 |
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| 38, Beaford Grove858 m away | 93 m² | 145 m² | +52 m² +56% | 2024 |
|---|
| 16, Watery Lane259 m away | 106 m² | 158 m² | +52 m² +49% | 2023 |
|---|
| 28, Poplar Road427 m away | 101 m² | 153 m² | +52 m² +51% | 2023 |
|---|
| 1, Kirkley Road687 m away | 96 m² | 148 m² | +52 m² +54% | 2023 |
|---|
| 47, Southdown Road977 m away | 124 m² | 176 m² | +52 m² +42% | 2023 |
|---|
| 24, The Quadrant672 m away | 145 m² | 197 m² | +52 m² +36% | 2022 |
|---|
| 70, Toynbee Road748 m away | 85 m² | 137 m² | +52 m² +61% | 2022 |
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| 82, Aylward Road512 m away | 100 m² | 152 m² | +52 m² +52% | 2020 |
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| 180, Poplar Road South917 m away | 113 m² | 165 m² | +52 m² +46% | 2019 |
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| 20, Palmerston Road923 m away | 93 m² | 145 m² | +52 m² +56% | 2019 |
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| 28, Graham Road879 m away | 98 m² | 150 m² | +52 m² +53% | 2012 |
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| 25, Dorset Road355 m away | 165 m² | 217 m² | +52 m² +32% | 2011 |
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| 224, Martin Way961 m away | 79 m² | 130 m² | +51 m² +65% | 2024 |
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| 527, Kingston Road946 m away | 86 m² | 137 m² | +51 m² +59% | 2023 |
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| 5, Bronson Road907 m away | 70 m² | 121 m² | +51 m² +73% | 2022 |
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| 14, Palmerston Road923 m away | 86 m² | 137 m² | +51 m² +59% | 2021 |
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| 82, Pelham Road773 m away | 78 m² | 129 m² | +51 m² +65% | 2020 |
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| 89, Dorset Road557 m away | 99 m² | 150 m² | +51 m² +52% | 2018 |
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| 38, Erridge Road581 m away | 131 m² | 182 m² | +51 m² +39% | 2017 |
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| 27, Dundonald Road702 m away | 95 m² | 146 m² | +51 m² +54% | 2016 |
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| 461a, Kingston Road808 m away | 59 m² | 110 m² | +51 m² +86% | 2016 |
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| 78, Aylward Road512 m away | 136 m² | 187 m² | +51 m² +38% | 2014 |
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| 147, Kingston Road611 m away | 43 m² | 94 m² | +51 m² +119% | 2014 |
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| 4, Shelton Road635 m away | 93 m² | 144 m² | +51 m² +55% | 2014 |
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| 19, Oxford Avenue748 m away | 114 m² | 164 m² | +50 m² +44% | 2024 |
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| 8, Midmoor Road969 m away | 127 m² | 177 m² | +50 m² +39% | 2024 |
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| 33, Mina Road656 m away | 85 m² | 135 m² | +50 m² +59% | 2022 |
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| 92, Pelham Road773 m away | 127 m² | 177 m² | +50 m² +39% | 2021 |
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| 121, Kenley Road956 m away | 106 m² | 156 m² | +50 m² +47% | 2017 |
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| 70, Church Lane228 m away | 126 m² | 176 m² | +50 m² +40% | 2015 |
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| 132, Hartfield Road731 m away | 69 m² | 119 m² | +50 m² +72% | 2015 |
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| 25, Quintin Avenue368 m away | 115 m² | 165 m² | +50 m² +43% | 2014 |
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| 34, Chatsworth Avenue492 m away | 110 m² | 159 m² | +49 m² +45% | 2026 |
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| 11, Oxford Avenue748 m away | 117 m² | 166 m² | +49 m² +42% | 2024 |
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| 47, Cranleigh Road715 m away | 105 m² | 154 m² | +49 m² +47% | 2018 |
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| 34, Lower Downs Road917 m away | 97 m² | 146 m² | +49 m² +51% | 2018 |
|---|
| 299, Martin Way949 m away | 98 m² | 147 m² | +49 m² +50% | 2015 |
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| 21a, Montague Road965 m away | 41 m² | 90 m² | +49 m² +120% | 2015 |
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| 415a, Kingston Road692 m away | 64 m² | 112 m² | +48 m² +75% | 2026 |
|---|
| 9, Palmerston Road913 m away | 84 m² | 132 m² | +48 m² +57% | 2026 |
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| 106, Gladstone Road679 m away | 124 m² | 172 m² | +48 m² +39% | 2023 |
|---|
| 58, Lower Downs Road917 m away | 86 m² | 134 m² | +48 m² +56% | 2022 |
|---|
| 98, Toynbee Road713 m away | 62 m² | 110 m² | +48 m² +77% | 2021 |
|---|
| 66, Gladstone Road873 m away | 82 m² | 130 m² | +48 m² +59% | 2018 |
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| 23a, Cannon Hill Lane586 m away | 97 m² | 144 m² | +47 m² +48% | 2026 |
|---|
| 62, Aylward Road512 m away | 117 m² | 164 m² | +47 m² +40% | 2024 |
|---|
| 68, Russell Road709 m away | 85 m² | 132 m² | +47 m² +55% | 2024 |
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| 8, Salisbury Gardens923 m away | 93 m² | 140 m² | +47 m² +51% | 2023 |
|---|
| 38, Palmerston Road923 m away | 90 m² | 137 m² | +47 m² +52% | 2023 |
|---|
| 48, Kenley Road411 m away | 96 m² | 143 m² | +47 m² +49% | 2022 |
|---|
| 8, William Road768 m away | 77 m² | 124 m² | +47 m² +61% | 2021 |
|---|
| 6a, The Path822 m away | 75 m² | 122 m² | +47 m² +63% | 2021 |
|---|
| 94, Gladstone Road679 m away | 119 m² | 166 m² | +47 m² +39% | 2020 |
|---|
| 31, Herbert Road794 m away | 68 m² | 115 m² | +47 m² +69% | 2020 |
|---|
| 123, Aylward Road673 m away | 97 m² | 144 m² | +47 m² +48% | 2019 |
|---|
| 49, Toynbee Road854 m away | 86 m² | 133 m² | +47 m² +55% | 2019 |
|---|
| 21, Boscombe Road748 m away | 94 m² | 141 m² | +47 m² +50% | 2018 |
|---|
| 43, Brisbane Avenue800 m away | 98 m² | 145 m² | +47 m² +48% | 2018 |
|---|
| 10, Botsford Road774 m away | 92 m² | 138 m² | +46 m² +50% | 2025 |
|---|
| 32, Bertram Cottages816 m away | 64 m² | 110 m² | +46 m² +72% | 2025 |
|---|
| 2, Caroline Road775 m away | 107 m² | 153 m² | +46 m² +43% | 2024 |
|---|
| 58, Bronson Road878 m away | 68 m² | 114 m² | +46 m² +68% | 2024 |
|---|
| 127, Hartfield Road734 m away | 204 m² | 250 m² | +46 m² +23% | 2023 |
|---|
| 72, Toynbee Road748 m away | 91 m² | 137 m² | +46 m² +51% | 2022 |
|---|
| 22, Palmerston Road923 m away | 84 m² | 130 m² | +46 m² +55% | 2022 |
|---|
| 22, Graham Road879 m away | 103 m² | 149 m² | +46 m² +45% | 2021 |
|---|
| 9, Manor Gardens268 m away | 141 m² | 187 m² | +46 m² +33% | 2020 |
|---|
| 36a, Oxford Avenue717 m away | 62 m² | 108 m² | +46 m² +74% | 2017 |
|---|
| 50, Hartfield Crescent921 m away | 82 m² | 127 m² | +45 m² +55% | 2026 |
|---|
| 7, Mayfield Road447 m away | 227 m² | 272 m² | +45 m² +20% | 2020 |
|---|
| 23a, Richmond Avenue425 m away | 37 m² | 82 m² | +45 m² +122% | 2019 |
|---|
| 103, Palmerston Road742 m away | 81 m² | 126 m² | +45 m² +56% | 2018 |
|---|
| 65, Maycross Avenue995 m away | 123 m² | 168 m² | +45 m² +37% | 2017 |
|---|
| 60, Bronson Road878 m away | 72 m² | 117 m² | +45 m² +63% | 2016 |
|---|
| 51, Cliveden Road386 m away | 89 m² | 134 m² | +45 m² +51% | 2014 |
|---|
| 9, Cannon Hill Lane416 m away | 58 m² | 103 m² | +45 m² +78% | 2014 |
|---|
| 42, Milner Road952 m away | 80 m² | 124 m² | +44 m² +55% | 2026 |
|---|
| 63, Circle Gardens631 m away | 119 m² | 163 m² | +44 m² +37% | 2024 |
|---|
| 37, Chatsworth Avenue492 m away | 102 m² | 146 m² | +44 m² +43% | 2022 |
|---|
| 20, Goodenough Road757 m away | 89 m² | 133 m² | +44 m² +49% | 2021 |
|---|
| 1, Derby Road774 m away | 93 m² | 137 m² | +44 m² +47% | 2020 |
|---|
| 29, William Road768 m away | 51 m² | 95 m² | +44 m² +86% | 2019 |
|---|