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 SE25 5BH
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 |
|---|---|---|---|---|
| 335, Davidson Road879 m away | 112 m² | 198 m² | +86 m² +77% | 2021 |
| 15, Tennison Road693 m away | 121 m² | 201 m² | +80 m² +66% | 2021 |
| 71, Crowther Road416 m away | 82 m² | 156 m² | +74 m² +90% | 2024 |
| 206, Portland Road348 m away | 166 m² | 225 m² | +59 m² +36% | 2025 |
| 13, Birchanger Road414 m away | 108 m² | 165 m² | +57 m² +53% | 2022 |
| 171, Harrington Road996 m away | 47 m² | 103 m² | +56 m² +119% | 2023 |
| 16, Southcote Road575 m away | 92 m² | 148 m² | +56 m² +61% | 2020 |
| 41, Alderton Road594 m away | 63 m² | 118 m² | +55 m² +87% | 2014 |
| 120, Portland Road508 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.
| 146 m² |
| 200 m² |
| +54 m² +37% |
| 2020 |
| 48, Enmore Road238 m away | 134 m² | 188 m² | +54 m² +40% | 2019 |
|---|
| 35, Carmichael Road600 m away | 49 m² | 101 m² | +52 m² +106% | 2024 |
|---|
| 529, Davidson Road556 m away | 85 m² | 137 m² | +52 m² +61% | 2022 |
|---|
| 46, Tennison Road745 m away | 62 m² | 113 m² | +51 m² +82% | 2022 |
|---|
| 198, Morland Road709 m away | 109 m² | 159 m² | +50 m² +46% | 2026 |
|---|
| 58, Bredon Road914 m away | 69 m² | 119 m² | +50 m² +72% | 2024 |
|---|
| 25, Addison Road752 m away | 114 m² | 164 m² | +50 m² +44% | 2015 |
|---|
| 1, Watcombe Road575 m away | 81 m² | 129 m² | +48 m² +59% | 2022 |
|---|
| 56, Oakley Road519 m away | 77 m² | 124 m² | +47 m² +61% | 2026 |
|---|
| 18, Cobden Road224 m away | 72 m² | 119 m² | +47 m² +65% | 2022 |
|---|
| 5, Chart Close827 m away | 43 m² | 90 m² | +47 m² +109% | 2021 |
|---|
| 58, Enmore Road238 m away | 31 m² | 77 m² | +46 m² +148% | 2021 |
|---|
| 31a, Southcote Road575 m away | 45 m² | 91 m² | +46 m² +102% | 2020 |
|---|
| 61, Pagehurst Road797 m away | 112 m² | 157 m² | +45 m² +40% | 2026 |
|---|
| 24, Cumberland Road550 m away | 89 m² | 134 m² | +45 m² +51% | 2022 |
|---|
| 1, Tudor Road630 m away | 92 m² | 137 m² | +45 m² +49% | 2020 |
|---|
| 86, Watcombe Road587 m away | 73 m² | 117 m² | +44 m² +60% | 2025 |
|---|
| 27, Carmichael Road600 m away | 116 m² | 160 m² | +44 m² +38% | 2025 |
|---|
| 117, Estcourt Road692 m away | 86 m² | 130 m² | +44 m² +51% | 2023 |
|---|
| 3, Market Parade541 m away | 40 m² | 84 m² | +44 m² +110% | 2020 |
|---|
| 67, Grasmere Road571 m away | 81 m² | 124 m² | +43 m² +53% | 2026 |
|---|
| 65, Grasmere Road571 m away | 35 m² | 78 m² | +43 m² +123% | 2025 |
|---|
| 42, Aschurch Road692 m away | 70 m² | 113 m² | +43 m² +61% | 2025 |
|---|
| 654, Davidson Road344 m away | 88 m² | 131 m² | +43 m² +49% | 2024 |
|---|
| 155, Tennison Road321 m away | 105 m² | 148 m² | +43 m² +41% | 2022 |
|---|
| 14, Woodside Green446 m away | 61 m² | 103 m² | +42 m² +69% | 2021 |
|---|
| 90, Birchanger Road173 m away | 92 m² | 134 m² | +42 m² +46% | 2018 |
|---|
| 12, Meadvale Road685 m away | 84 m² | 126 m² | +42 m² +50% | 2016 |
|---|
| 321, Portland Road414 m away | 91 m² | 132 m² | +41 m² +45% | 2022 |
|---|
| 97, Meadvale Road534 m away | 83 m² | 124 m² | +41 m² +49% | 2021 |
|---|
| 118a, Crowther Road401 m away | 60 m² | 101 m² | +41 m² +68% | 2020 |
|---|
| 107, Howard Road141 m away | 83 m² | 124 m² | +41 m² +49% | 2013 |
|---|
| 190, Portland Road348 m away | 77 m² | 118 m² | +41 m² +53% | 2011 |
|---|
| 46, Stroud Green Way911 m away | 80 m² | 120 m² | +40 m² +50% | 2026 |
|---|
| Flat 1, 5, Cargreen Road722 m away | 63 m² | 103 m² | +40 m² +63% | 2023 |
|---|
| 54, Westgate Road826 m away | 77 m² | 117 m² | +40 m² +52% | 2022 |
|---|
| 76, Woodside Road487 m away | 92 m² | 131 m² | +39 m² +42% | 2024 |
|---|
| 6, Southcote Road575 m away | 102 m² | 141 m² | +39 m² +38% | 2024 |
|---|
| 10, Estcourt Road586 m away | 89 m² | 128 m² | +39 m² +44% | 2024 |
|---|
| 138, Dalmally Road976 m away | 80 m² | 119 m² | +39 m² +49% | 2021 |
|---|
| 11a, Balfour Road612 m away | 59 m² | 98 m² | +39 m² +66% | 2018 |
|---|
| 31, Doyle Road755 m away | 82 m² | 121 m² | +39 m² +48% | 2018 |
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| 127, Birchanger Road0 m away | 34 m² | 73 m² | +39 m² +115% | 2011 |
|---|
| 22, Ferndale Road508 m away | 52 m² | 90 m² | +38 m² +73% | 2024 |
|---|
| 3, Ferndale Road515 m away | 83 m² | 121 m² | +38 m² +46% | 2024 |
|---|
| 77, Cobden Road186 m away | 93 m² | 131 m² | +38 m² +41% | 2021 |
|---|
| 23, Percy Road404 m away | 61 m² | 99 m² | +38 m² +62% | 2020 |
|---|
| 55, Denmark Road304 m away | 105 m² | 143 m² | +38 m² +36% | 2014 |
|---|
| 19, Woodside Road514 m away | 140 m² | 178 m² | +38 m² +27% | 2014 |
|---|
| 23, Aylett Road672 m away | 80 m² | 117 m² | +37 m² +46% | 2023 |
|---|
| 64, Coniston Road864 m away | 78 m² | 115 m² | +37 m² +47% | 2023 |
|---|
| 14, Cargreen Road742 m away | 152 m² | 189 m² | +37 m² +24% | 2020 |
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| 176, Dalmally Road976 m away | 90 m² | 127 m² | +37 m² +41% | 2019 |
|---|
| Flat 3, 248, Portland Road379 m away | 31 m² | 67 m² | +36 m² +116% | 2025 |
|---|
| 15, Sandown Road563 m away | 75 m² | 111 m² | +36 m² +48% | 2025 |
|---|
| 25, Westgate Road897 m away | 44 m² | 80 m² | +36 m² +82% | 2025 |
|---|
| 135, Harrington Road996 m away | 53 m² | 89 m² | +36 m² +68% | 2025 |
|---|
| 331, Morland Road624 m away | 97 m² | 133 m² | +36 m² +37% | 2021 |
|---|
| 343, Davidson Road879 m away | 91 m² | 127 m² | +36 m² +40% | 2020 |
|---|
| 70, Westgate Road826 m away | 87 m² | 123 m² | +36 m² +41% | 2012 |
|---|
| 17, John Street828 m away | 76 m² | 111 m² | +35 m² +46% | 2026 |
|---|
| 12, Estcourt Road586 m away | 88 m² | 123 m² | +35 m² +40% | 2025 |
|---|
| 46, Watcombe Road587 m away | 78 m² | 113 m² | +35 m² +45% | 2024 |
|---|
| 85, Dundee Road513 m away | 86 m² | 121 m² | +35 m² +41% | 2021 |
|---|
| 436, Davidson Road623 m away | 89 m² | 124 m² | +35 m² +39% | 2021 |
|---|
| 85, Teevan Road831 m away | 69 m² | 104 m² | +35 m² +51% | 2016 |
|---|
| 39, Sandown Road563 m away | 78 m² | 112 m² | +34 m² +44% | 2024 |
|---|
| 18, Coniston Road864 m away | 79 m² | 113 m² | +34 m² +43% | 2022 |
|---|
| 581, Davidson Road413 m away | 86 m² | 120 m² | +34 m² +40% | 2021 |
|---|
| 101, Cobden Road186 m away | 91 m² | 125 m² | +34 m² +37% | 2018 |
|---|
| 41, Coniston Road782 m away | 74 m² | 108 m² | +34 m² +46% | 2016 |
|---|
| 322, Lower Addiscombe Road944 m away | 81 m² | 115 m² | +34 m² +42% | 2014 |
|---|
| 87, Dundee Road513 m away | 50 m² | 84 m² | +34 m² +68% | 2013 |
|---|
| 93, Cobden Road186 m away | 95 m² | 128 m² | +33 m² +35% | 2026 |
|---|
| 488, Davidson Road623 m away | 91 m² | 124 m² | +33 m² +36% | 2026 |
|---|
| 88, Estcourt Road640 m away | 57 m² | 90 m² | +33 m² +58% | 2024 |
|---|
| 40, Bredon Road914 m away | 97 m² | 130 m² | +33 m² +34% | 2024 |
|---|
| 51, Harrington Road784 m away | 74 m² | 107 m² | +33 m² +45% | 2023 |
|---|
| 28, Ferndale Road508 m away | 99 m² | 132 m² | +33 m² +33% | 2018 |
|---|
| 143, Harrington Road996 m away | 79 m² | 112 m² | +33 m² +42% | 2017 |
|---|
| 406, Lower Addiscombe Road881 m away | 135 m² | 168 m² | +33 m² +24% | 2014 |
|---|
| 6, Pembury Road718 m away | 60 m² | 92 m² | +32 m² +53% | 2026 |
|---|
| 3, Alderton Road749 m away | 51 m² | 83 m² | +32 m² +63% | 2026 |
|---|
| 97, Dalmally Road973 m away | 88 m² | 120 m² | +32 m² +36% | 2025 |
|---|
| 31, Shinners Close478 m away | 23 m² | 55 m² | +32 m² +139% | 2019 |
|---|
| 58a, Crowther Road522 m away | 54 m² | 86 m² | +32 m² +59% | 2019 |
|---|
| 49, Birchanger Road297 m away | 99 m² | 130 m² | +31 m² +31% | 2026 |
|---|
| 310, Lower Addiscombe Road944 m away | 101 m² | 132 m² | +31 m² +31% | 2022 |
|---|
| 72, Watcombe Road587 m away | 75 m² | 106 m² | +31 m² +41% | 2021 |
|---|
| 33, Southcote Road575 m away | 87 m² | 118 m² | +31 m² +36% | 2019 |
|---|
| 281, Albert Road687 m away | 70 m² | 101 m² | +31 m² +44% | 2014 |
|---|
| 111, Howard Road141 m away | 56 m² | 86 m² | +30 m² +54% | 2024 |
|---|
| 28, Woodside Avenue270 m away | 99 m² | 129 m² | +30 m² +30% | 2024 |
|---|
| 84, Belmont Road531 m away | 80 m² | 110 m² | +30 m² +38% | 2023 |
|---|
| 58, Apsley Road712 m away | 71 m² | 101 m² | +30 m² +42% | 2022 |
|---|
| 13, Beckford Road584 m away | 88 m² | 118 m² | +30 m² +34% | 2019 |
|---|
| 27, Station Road833 m away | 44 m² | 74 m² | +30 m² +68% | 2012 |
|---|
| 4, Southcote Road575 m away | 101 m² | 130 m² | +29 m² +29% | 2025 |
|---|
| 35, Southcote Road575 m away | 99 m² | 128 m² | +29 m² +29% | 2023 |
|---|
| 22, Coniston Road864 m away | 81 m² | 110 m² | +29 m² +36% | 2020 |
|---|
| 57, Malcolm Road432 m away | 91 m² | 120 m² | +29 m² +32% | 2018 |
|---|
| 3, Seymour Place677 m away | 73 m² | 102 m² | +29 m² +40% | 2013 |
|---|
| 81, Tennison Road693 m away | 103 m² | 131 m² | +28 m² +27% | 2025 |
|---|
| 52, Watcombe Road587 m away | 70 m² | 98 m² | +28 m² +40% | 2023 |
|---|
| 38, Davies Close490 m away | 20 m² | 48 m² | +28 m² +140% | 2020 |
|---|
| 18, Dalmally Road737 m away | 81 m² | 109 m² | +28 m² +35% | 2017 |
|---|
| 43, Dalmally Road793 m away | 109 m² | 137 m² | +28 m² +26% | 2015 |
|---|
| 18, Eldon Park976 m away | 170 m² | 198 m² | +28 m² +16% | 2013 |
|---|
| 88, Birchanger Road173 m away | 47 m² | 74 m² | +27 m² +57% | 2025 |
|---|
| 21, Sidney Road426 m away | 73 m² | 100 m² | +27 m² +37% | 2024 |
|---|
| 6, Oakley Road519 m away | 76 m² | 103 m² | +27 m² +36% | 2024 |
|---|
| 3, Dalmally Road793 m away | 91 m² | 118 m² | +27 m² +30% | 2024 |
|---|
| 54, Apsley Road712 m away | 100 m² | 127 m² | +27 m² +27% | 2021 |
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| 103, Coniston Road913 m away | 74 m² | 101 m² | +27 m² +36% | 2019 |
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| 43, Ferndale Road515 m away | 80 m² | 106 m² | +26 m² +33% | 2025 |
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| 389, Davidson Road879 m away | 84 m² | 110 m² | +26 m² +31% | 2023 |
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| 42, Macclesfield Road774 m away | 82 m² | 107 m² | +25 m² +30% | 2025 |
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| 15, Woodside Park211 m away | 95 m² | 120 m² | +25 m² +26% | 2024 |
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| 63, Elmers Road589 m away | 90 m² | 115 m² | +25 m² +28% | 2024 |
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| 119 - 121, Portland Road724 m away | 61 m² | 86 m² | +25 m² +41% | 2023 |
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| 5a, Woodside Avenue296 m away | 112 m² | 137 m² | +25 m² +22% | 2021 |
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| 26, Blackhorse Lane866 m away | 106 m² | 131 m² | +25 m² +24% | 2021 |
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| 51, Enmore Road238 m away | 79 m² | 104 m² | +25 m² +32% | 2020 |
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| 234, Portland Road379 m away | 44 m² | 69 m² | +25 m² +57% | 2020 |
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| 45, Watcombe Road575 m away | 53 m² | 78 m² | +25 m² +47% | 2020 |
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| 15, Brampton Road905 m away | 84 m² | 109 m² | +25 m² +30% | 2017 |
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| Flat 1, 156, Portland Road460 m away | 74 m² | 99 m² | +25 m² +34% | 2014 |
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| 31, Westbourne Road619 m away | 90 m² | 115 m² | +25 m² +28% | 2014 |
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| 589, Davidson Road413 m away | 88 m² | 112 m² | +24 m² +27% | 2025 |
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| 32, Dartnell Road974 m away | 58 m² | 82 m² | +24 m² +41% | 2025 |
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| 40, Anthony Road402 m away | 62 m² | 86 m² | +24 m² +39% | 2023 |
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| 16, Coe Avenue278 m away | 37 m² | 61 m² | +24 m² +65% | 2021 |
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| 87d, Albert Road886 m away | 47 m² | 71 m² | +24 m² +51% | 2021 |
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| 23, Wynton Gardens922 m away | 90 m² | 114 m² | +24 m² +27% | 2021 |
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| 47, Alderton Road594 m away | 90 m² | 114 m² | +24 m² +27% | 2018 |
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| 10, Sissinghurst Road740 m away | 79 m² | 103 m² | +24 m² +30% | 2018 |
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| 26, Laurier Road834 m away | 78 m² | 102 m² | +24 m² +31% | 2015 |
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| 7, Dinsdale Gardens902 m away | 83 m² | 107 m² | +24 m² +29% | 2015 |
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| Flat 3, 30, Howard Road141 m away | 50 m² | 73 m² | +23 m² +46% | 2026 |
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| 84, Macclesfield Road751 m away | 80 m² | 103 m² | +23 m² +29% | 2026 |
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| 620, Davidson Road344 m away | 79 m² | 102 m² | +23 m² +29% | 2024 |
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| 64, Long Lane954 m away | 74 m² | 97 m² | +23 m² +31% | 2023 |
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| 147, Portland Road594 m away | 68 m² | 91 m² | +23 m² +34% | 2021 |
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| 14, Clifford Road768 m away | 31 m² | 54 m² | +23 m² +74% | 2021 |
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| 41, Woodside Road514 m away | 131 m² | 154 m² | +23 m² +18% | 2019 |
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| 7c, Eldon Park976 m away | 59 m² | 82 m² | +23 m² +39% | 2019 |
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| 31, Tenterden Road635 m away | 96 m² | 119 m² | +23 m² +24% | 2018 |
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| 22, Tenterden Road659 m away | 119 m² | 142 m² | +23 m² +19% | 2011 |
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| Flat A, 63, Birchanger Road297 m away | 97 m² | 120 m² | +23 m² +24% | 2010 |
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| 120, Long Lane954 m away | 90 m² | 112 m² | +22 m² +24% | 2025 |
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| 563, Davidson Road413 m away | 87 m² | 109 m² | +22 m² +25% | 2024 |
|---|
| 159, Portland Road531 m away | 52 m² | 74 m² | +22 m² +42% | 2024 |
|---|
| 8c, Eldon Park976 m away | 35 m² | 57 m² | +22 m² +63% | 2023 |
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| 25, Westbourne Road619 m away | 72 m² | 94 m² | +22 m² +31% | 2022 |
|---|
| 32, Ritchie Road678 m away | 27 m² | 49 m² | +22 m² +81% | 2021 |
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| Flat 12, 143 - 145, Portland Road594 m away | 34 m² | 56 m² | +22 m² +65% | 2020 |
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| 122, Dalmally Road843 m away | 92 m² | 114 m² | +22 m² +24% | 2019 |
|---|
| 3, Wynton Gardens922 m away | 100 m² | 122 m² | +22 m² +22% | 2019 |
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| 21, Percy Road404 m away | 62 m² | 84 m² | +22 m² +35% | 2015 |
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| 11, Blackhorse Lane854 m away | 82 m² | 104 m² | +22 m² +27% | 2009 |
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| 54, Watson Place595 m away | 85 m² | 106 m² | +21 m² +25% | 2026 |
|---|
| 50, Coniston Road864 m away | 81 m² | 102 m² | +21 m² +26% | 2025 |
|---|
| 140, Dalmally Road976 m away | 96 m² | 117 m² | +21 m² +22% | 2023 |
|---|
| 20, Salisbury Road512 m away | 62 m² | 83 m² | +21 m² +34% | 2022 |
|---|
| 55, Apsley Road712 m away | 65 m² | 86 m² | +21 m² +32% | 2022 |
|---|
| 46, Manning Gardens986 m away | 19 m² | 40 m² | +21 m² +111% | 2022 |
|---|
| 88, Watcombe Road587 m away | 86 m² | 107 m² | +21 m² +24% | 2021 |
|---|
| 119, Estcourt Road692 m away | 80 m² | 101 m² | +21 m² +26% | 2019 |
|---|
| 14, Blackhorse Lane866 m away | 110 m² | 131 m² | +21 m² +19% | 2017 |
|---|
| 21, Dickensons Lane332 m away | 64 m² | 84 m² | +20 m² +31% | 2024 |
|---|
| 45, Percy Road404 m away | 66 m² | 86 m² | +20 m² +30% | 2024 |
|---|
| 52, Grasmere Road492 m away | 80 m² | 100 m² | +20 m² +25% | 2023 |
|---|
| 42, Alderton Road577 m away | 80 m² | 100 m² | +20 m² +25% | 2023 |
|---|
| 149, Beckford Road453 m away | 89 m² | 109 m² | +20 m² +22% | 2022 |
|---|
| 13, Coniston Road782 m away | 80 m² | 100 m² | +20 m² +25% | 2022 |
|---|
| 47, Coniston Road782 m away | 83 m² | 103 m² | +20 m² +24% | 2021 |
|---|
| 2, Dartnell Road974 m away | 117 m² | 137 m² | +20 m² +17% | 2021 |
|---|
| 11a, Seymour Place677 m away | 33 m² | 53 m² | +20 m² +61% | 2019 |
|---|
| 110, Birchanger Road173 m away | 94 m² | 114 m² | +20 m² +21% | 2016 |
|---|
| 156, Albert Road718 m away | 64 m² | 84 m² | +20 m² +31% | 2016 |
|---|
| 18, Cresswell Road784 m away | 92 m² | 112 m² | +20 m² +22% | 2014 |
|---|
| 26, Lonsdale Road998 m away | 94 m² | 114 m² | +20 m² +21% | 2013 |
|---|
| 14, Holland Road461 m away | 44 m² | 64 m² | +20 m² +45% | 2009 |
|---|
| 34, Westgate Road826 m away | 77 m² | 96 m² | +19 m² +25% | 2026 |
|---|
| 59, Wydehurst Road831 m away | 101 m² | 120 m² | +19 m² +19% | 2025 |
|---|
| 22, Lonsdale Road998 m away | 78 m² | 97 m² | +19 m² +24% | 2024 |
|---|
| 573, Davidson Road413 m away | 84 m² | 103 m² | +19 m² +23% | 2023 |
|---|
| 78, Grasmere Road571 m away | 68 m² | 87 m² | +19 m² +28% | 2022 |
|---|
| 38, Estcourt Road586 m away | 105 m² | 124 m² | +19 m² +18% | 2022 |
|---|
| 1, Cumberland Road550 m away | 70 m² | 89 m² | +19 m² +27% | 2021 |
|---|
| 6b, Tennison Road919 m away | 91 m² | 110 m² | +19 m² +21% | 2015 |
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