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 OL8 3DN
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 |
|---|---|---|---|---|
| 61, Belgrave Road822 m away | 269 m² | 480 m² | +211 m² +78% | 2016 |
| 29, Belgrave Road767 m away | 263 m² | 449 m² | +186 m² +71% | 2014 |
| 134, Grange Avenue836 m away | 178 m² | 310 m² | +132 m² +74% | 2015 |
| 18, Broomhurst Avenue854 m away | 117 m² | 247 m² | +130 m² +111% | 2026 |
| 137, Windsor Road756 m away | 171 m² | 301 m² | +130 m² +76% | 2017 |
| 178, Chamber Road665 m away | 162 m² | 274 m² | +112 m² +69% | 2015 |
| 132, Grange Avenue836 m away | 148 m² | 250 m² | +102 m² +69% | 2015 |
| 13, St Thomas Street South959 m away | 99 m² | 200 m² | +101 m² +102% | 2016 |
| 59, Belgrave Road822 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.
| 166 m² |
| 266 m² |
| +100 m² +60% |
| 2026 |
| 31, Corona Avenue408 m away | 81 m² | 180 m² | +99 m² +122% | 2015 |
|---|
| 180, Chamber Road640 m away | 240 m² | 339 m² | +99 m² +41% | 2015 |
|---|
| 88, Belgrave Road767 m away | 175 m² | 271 m² | +96 m² +55% | 2015 |
|---|
| 13, Watts Street666 m away | 68 m² | 160 m² | +92 m² +135% | 2025 |
|---|
| 308, Windsor Road215 m away | 241 m² | 332 m² | +91 m² +38% | 2016 |
|---|
| 56, Copster Hill Road474 m away | 115 m² | 199 m² | +84 m² +73% | 2016 |
|---|
| 27, Mirfield Avenue471 m away | 82 m² | 165 m² | +83 m² +101% | 2016 |
|---|
| 97, Wellington Road892 m away | 171 m² | 254 m² | +83 m² +49% | 2015 |
|---|
| 200 - 202, Lee Street868 m away | 58 m² | 139 m² | +81 m² +140% | 2014 |
|---|
| 3, Plymouth Street444 m away | 83 m² | 160 m² | +77 m² +93% | 2014 |
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| 51, Crete Street705 m away | 87 m² | 164 m² | +77 m² +89% | 2014 |
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| 153, Frederick Street823 m away | 201 m² | 274 m² | +73 m² +36% | 2015 |
|---|
| 33, Belgrave Road767 m away | 207 m² | 279 m² | +72 m² +35% | 2016 |
|---|
| 25, Broadway Street642 m away | 66 m² | 137 m² | +71 m² +108% | 2016 |
|---|
| 41, Kensington Road751 m away | 117 m² | 188 m² | +71 m² +61% | 2014 |
|---|
| 184, Hollins Road87 m away | 69 m² | 139 m² | +70 m² +101% | 2015 |
|---|
| 189, Windsor Road615 m away | 125 m² | 194 m² | +69 m² +55% | 2014 |
|---|
| 46, Fern Street962 m away | 80 m² | 148 m² | +68 m² +85% | 2023 |
|---|
| 4, Cartmel Close669 m away | 92 m² | 159 m² | +67 m² +73% | 2016 |
|---|
| 315, Frederick Street289 m away | 129 m² | 194 m² | +65 m² +50% | 2014 |
|---|
| 93, Burlington Avenue432 m away | 100 m² | 164 m² | +64 m² +64% | 2014 |
|---|
| 35, Belgrave Road767 m away | 212 m² | 276 m² | +64 m² +30% | 2014 |
|---|
| 184, Heron Street770 m away | 64 m² | 128 m² | +64 m² +100% | 2013 |
|---|
| 277, Windsor Road441 m away | 118 m² | 180 m² | +62 m² +53% | 2014 |
|---|
| 46a, Eton Avenue222 m away | 179 m² | 240 m² | +61 m² +34% | 2014 |
|---|
| 56, Neild Street421 m away | 64 m² | 125 m² | +61 m² +95% | 2014 |
|---|
| 15, Kenyon Avenue520 m away | 64 m² | 125 m² | +61 m² +95% | 2014 |
|---|
| 26, Wellington Road910 m away | 49 m² | 110 m² | +61 m² +124% | 2014 |
|---|
| 111, Fir Tree Avenue900 m away | 98 m² | 158 m² | +60 m² +61% | 2021 |
|---|
| 21, Plymouth Street444 m away | 100 m² | 160 m² | +60 m² +60% | 2014 |
|---|
| 1, Halliwell Avenue90 m away | 85 m² | 142 m² | +57 m² +67% | 2016 |
|---|
| 18, Selkirk Avenue802 m away | 87 m² | 144 m² | +57 m² +66% | 2015 |
|---|
| 24, New Road573 m away | 87 m² | 143 m² | +56 m² +64% | 2016 |
|---|
| 52, Villa Road626 m away | 105 m² | 161 m² | +56 m² +53% | 2016 |
|---|
| 4, Langdale Avenue694 m away | 173 m² | 229 m² | +56 m² +32% | 2016 |
|---|
| 17, Crete Street609 m away | 124 m² | 180 m² | +56 m² +45% | 2014 |
|---|
| 178, Frederick Street720 m away | 194 m² | 250 m² | +56 m² +29% | 2014 |
|---|
| 5, Kent Street405 m away | 70 m² | 124 m² | +54 m² +77% | 2018 |
|---|
| 25, Wallace Street544 m away | 106 m² | 160 m² | +54 m² +51% | 2014 |
|---|
| 13, Meldrum Street736 m away | 45 m² | 98 m² | +53 m² +118% | 2014 |
|---|
| 79, Belgrave Road822 m away | 222 m² | 275 m² | +53 m² +24% | 2014 |
|---|
| 33, College Road435 m away | 110 m² | 162 m² | +52 m² +47% | 2014 |
|---|
| 77, Villa Road626 m away | 128 m² | 180 m² | +52 m² +41% | 2014 |
|---|
| 27, Broadway Street642 m away | 73 m² | 125 m² | +52 m² +71% | 2014 |
|---|
| 60, Copster Hill Road474 m away | 71 m² | 123 m² | +52 m² +73% | 2013 |
|---|
| 43, Kensington Road751 m away | 111 m² | 162 m² | +51 m² +46% | 2025 |
|---|
| 295, Frederick Street399 m away | 120 m² | 170 m² | +50 m² +42% | 2016 |
|---|
| 29, Honeywell Lane477 m away | 48 m² | 97 m² | +49 m² +102% | 2023 |
|---|
| 6, Langdale Avenue694 m away | 136 m² | 185 m² | +49 m² +36% | 2016 |
|---|
| 11, Corona Avenue408 m away | 81 m² | 130 m² | +49 m² +60% | 2014 |
|---|
| 5, Tydden Street317 m away | 80 m² | 129 m² | +49 m² +61% | 2009 |
|---|
| 5, Penrith Avenue900 m away | 96 m² | 144 m² | +48 m² +50% | 2017 |
|---|
| 87, Copster Hill Road474 m away | 57 m² | 105 m² | +48 m² +84% | 2014 |
|---|
| 3, Chamber Hall Close688 m away | 92 m² | 140 m² | +48 m² +52% | 2014 |
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| 4, Keble Avenue297 m away | 92 m² | 139 m² | +47 m² +51% | 2015 |
|---|
| 24, Plymouth Street444 m away | 73 m² | 120 m² | +47 m² +64% | 2014 |
|---|
| 273, Frederick Street399 m away | 175 m² | 222 m² | +47 m² +27% | 2013 |
|---|
| 116, Copster Hill Road474 m away | 77 m² | 123 m² | +46 m² +60% | 2025 |
|---|
| 20, New Road573 m away | 96 m² | 142 m² | +46 m² +48% | 2016 |
|---|
| 72, Broadway Street754 m away | 72 m² | 118 m² | +46 m² +64% | 2014 |
|---|
| 95, Wellington Road892 m away | 184 m² | 229 m² | +45 m² +24% | 2014 |
|---|
| 194, Hollins Road87 m away | 115 m² | 159 m² | +44 m² +38% | 2025 |
|---|
| 241, Lee Street761 m away | 104 m² | 148 m² | +44 m² +42% | 2016 |
|---|
| 108, Merton Avenue437 m away | 97 m² | 140 m² | +43 m² +44% | 2021 |
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| 53, Crete Street705 m away | 83 m² | 126 m² | +43 m² +52% | 2015 |
|---|
| 3, Hemlock Avenue0 m away | 71 m² | 113 m² | +42 m² +59% | 2026 |
|---|
| 314, Lee Street679 m away | 84 m² | 126 m² | +42 m² +50% | 2018 |
|---|
| 181, Frederick Street720 m away | 209 m² | 251 m² | +42 m² +20% | 2016 |
|---|
| 153, Windsor Road756 m away | 152 m² | 194 m² | +42 m² +28% | 2016 |
|---|
| 177, Windsor Road615 m away | 113 m² | 155 m² | +42 m² +37% | 2015 |
|---|
| 188, Windsor Road756 m away | 217 m² | 259 m² | +42 m² +19% | 2013 |
|---|
| 218, Frederick Street545 m away | 129 m² | 170 m² | +41 m² +32% | 2019 |
|---|
| 85, Crete Street705 m away | 64 m² | 105 m² | +41 m² +64% | 2015 |
|---|
| 15, Oriel Avenue209 m away | 90 m² | 131 m² | +41 m² +46% | 2014 |
|---|
| 6, Villa Road532 m away | 81 m² | 122 m² | +41 m² +51% | 2014 |
|---|
| 172, Copster Hill Road273 m away | 85 m² | 125 m² | +40 m² +47% | 2025 |
|---|
| 4, Mill Gate816 m away | 69 m² | 109 m² | +40 m² +58% | 2021 |
|---|
| 42, Repton Avenue378 m away | 84 m² | 123 m² | +39 m² +46% | 2024 |
|---|
| 10, Marion Street429 m away | 82 m² | 121 m² | +39 m² +48% | 2016 |
|---|
| 4, Mirfield Avenue471 m away | 80 m² | 119 m² | +39 m² +49% | 2016 |
|---|
| 56, Crete Street609 m away | 88 m² | 127 m² | +39 m² +44% | 2016 |
|---|
| 27, Stuart Street984 m away | 64 m² | 103 m² | +39 m² +61% | 2016 |
|---|
| 11, Howgill Crescent215 m away | 105 m² | 144 m² | +39 m² +37% | 2013 |
|---|
| 425, Hollins Road640 m away | 76 m² | 115 m² | +39 m² +51% | 2009 |
|---|
| 21, Crete Street609 m away | 79 m² | 117 m² | +38 m² +48% | 2025 |
|---|
| 4, Thorncliff Avenue146 m away | 133 m² | 171 m² | +38 m² +29% | 2016 |
|---|
| 203, Windsor Road615 m away | 148 m² | 186 m² | +38 m² +26% | 2015 |
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| 175, Wellington Road958 m away | 74 m² | 112 m² | +38 m² +51% | 2014 |
|---|
| 736, Ashton Road840 m away | 81 m² | 119 m² | +38 m² +47% | 2011 |
|---|
| 1, Mulmount Close941 m away | 98 m² | 135 m² | +37 m² +38% | 2025 |
|---|
| 259, Frederick Street399 m away | 160 m² | 197 m² | +37 m² +23% | 2014 |
|---|
| 59, Broadway Street642 m away | 72 m² | 108 m² | +36 m² +50% | 2026 |
|---|
| 291, Frederick Street399 m away | 165 m² | 201 m² | +36 m² +22% | 2015 |
|---|
| 24, Grendon Avenue400 m away | 124 m² | 160 m² | +36 m² +29% | 2014 |
|---|
| 22, Green Lane563 m away | 82 m² | 117 m² | +35 m² +43% | 2025 |
|---|
| 280, Heron Street646 m away | 62 m² | 97 m² | +35 m² +56% | 2023 |
|---|
| 49, Villa Road626 m away | 76 m² | 111 m² | +35 m² +46% | 2017 |
|---|
| 102, Belgrave Road767 m away | 84 m² | 119 m² | +35 m² +42% | 2016 |
|---|
| 19, Hawthorn Crescent715 m away | 111 m² | 146 m² | +35 m² +32% | 2015 |
|---|
| 163, Meldrum Street798 m away | 61 m² | 96 m² | +35 m² +57% | 2014 |
|---|
| 215, Copster Hill Road138 m away | 101 m² | 136 m² | +35 m² +35% | 2013 |
|---|
| 1, Hermon Avenue273 m away | 94 m² | 128 m² | +34 m² +36% | 2022 |
|---|
| 7, Regency Close965 m away | 128 m² | 162 m² | +34 m² +27% | 2017 |
|---|
| 15, Harper Street689 m away | 84 m² | 118 m² | +34 m² +40% | 2016 |
|---|
| 41, Gainsborough Avenue606 m away | 113 m² | 147 m² | +34 m² +30% | 2014 |
|---|
| 63, Villa Road626 m away | 91 m² | 125 m² | +34 m² +37% | 2014 |
|---|
| 58, Howgill Crescent215 m away | 79 m² | 113 m² | +34 m² +43% | 2013 |
|---|
| 46, Howgill Crescent215 m away | 70 m² | 103 m² | +33 m² +47% | 2022 |
|---|
| 1, Avon Street676 m away | 58 m² | 91 m² | +33 m² +57% | 2021 |
|---|
| 30, Eton Avenue222 m away | 77 m² | 110 m² | +33 m² +43% | 2015 |
|---|
| 69, Villa Road626 m away | 73 m² | 105 m² | +32 m² +44% | 2024 |
|---|
| 70, Villa Road626 m away | 110 m² | 142 m² | +32 m² +29% | 2015 |
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| 75, Gainsborough Avenue437 m away | 69 m² | 101 m² | +32 m² +46% | 2014 |
|---|
| 33, St Thomas Street South959 m away | 90 m² | 122 m² | +32 m² +36% | 2014 |
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| 28, Keble Avenue297 m away | 101 m² | 133 m² | +32 m² +32% | 2013 |
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| 2, Sidlaw Close360 m away | 72 m² | 104 m² | +32 m² +44% | 2013 |
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| 16, Alvingham Avenue294 m away | 109 m² | 140 m² | +31 m² +28% | 2023 |
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| 39, Manley Road407 m away | 97 m² | 128 m² | +31 m² +32% | 2016 |
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| 71, Gainsborough Avenue437 m away | 81 m² | 112 m² | +31 m² +38% | 2016 |
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| 241, Windsor Road441 m away | 121 m² | 152 m² | +31 m² +26% | 2016 |
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| 54, Crete Street609 m away | 80 m² | 111 m² | +31 m² +39% | 2014 |
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| 164, Coppice Street760 m away | 143 m² | 174 m² | +31 m² +22% | 2014 |
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| 125, Gainsborough Avenue437 m away | 114 m² | 145 m² | +31 m² +27% | 2013 |
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| 29, Corona Avenue408 m away | 82 m² | 112 m² | +30 m² +37% | 2026 |
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| 107, Villa Road695 m away | 81 m² | 111 m² | +30 m² +37% | 2025 |
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| 28, Fieldsway708 m away | 72 m² | 102 m² | +30 m² +42% | 2025 |
|---|
| 17, Camberwell Street615 m away | 78 m² | 108 m² | +30 m² +38% | 2016 |
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| 113, Villa Road763 m away | 106 m² | 136 m² | +30 m² +28% | 2016 |
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| 150, Grange Avenue836 m away | 161 m² | 191 m² | +30 m² +19% | 2016 |
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| 39, Keble Avenue298 m away | 122 m² | 152 m² | +30 m² +25% | 2015 |
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| 259, Windsor Road441 m away | 142 m² | 172 m² | +30 m² +21% | 2015 |
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| 29, Wellington Road910 m away | 95 m² | 125 m² | +30 m² +32% | 2013 |
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| 94, Langham Road516 m away | 83 m² | 112 m² | +29 m² +35% | 2026 |
|---|
| 21, Eton Avenue222 m away | 131 m² | 160 m² | +29 m² +22% | 2025 |
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| 175, Coppice Street947 m away | 104 m² | 133 m² | +29 m² +28% | 2021 |
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| 3, Stratford Avenue153 m away | 87 m² | 116 m² | +29 m² +33% | 2016 |
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| 33, Kensington Road751 m away | 155 m² | 184 m² | +29 m² +19% | 2016 |
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| 11, Keble Avenue297 m away | 126 m² | 155 m² | +29 m² +23% | 2015 |
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| 12, Honeywell Lane477 m away | 83 m² | 111 m² | +28 m² +34% | 2020 |
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| 1, Sidlaw Close360 m away | 100 m² | 128 m² | +28 m² +28% | 2016 |
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| 30, Marion Street429 m away | 93 m² | 121 m² | +28 m² +30% | 2016 |
|---|
| 233, Windsor Road441 m away | 117 m² | 145 m² | +28 m² +24% | 2015 |
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| 46, Gainsborough Avenue606 m away | 84 m² | 112 m² | +28 m² +33% | 2015 |
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| 7, Clydesdale Street327 m away | 76 m² | 104 m² | +28 m² +37% | 2014 |
|---|
| 84, Burlington Avenue432 m away | 92 m² | 120 m² | +28 m² +30% | 2014 |
|---|
| 1, Camberwell Street615 m away | 68 m² | 96 m² | +28 m² +41% | 2014 |
|---|
| 124, Belgrave Road822 m away | 142 m² | 170 m² | +28 m² +20% | 2014 |
|---|
| 48, Wellington Road920 m away | 63 m² | 91 m² | +28 m² +44% | 2014 |
|---|
| 27, Hollins Road315 m away | 67 m² | 94 m² | +27 m² +40% | 2025 |
|---|
| 18, Alvingham Avenue294 m away | 108 m² | 135 m² | +27 m² +25% | 2024 |
|---|
| 21, Oriel Avenue186 m away | 83 m² | 110 m² | +27 m² +33% | 2016 |
|---|
| 268, Lee Street737 m away | 118 m² | 145 m² | +27 m² +23% | 2016 |
|---|
| 28, Kimberley Street975 m away | 73 m² | 100 m² | +27 m² +37% | 2016 |
|---|
| 266, Copster Hill Road29 m away | 79 m² | 106 m² | +27 m² +34% | 2015 |
|---|
| 26, Eton Avenue222 m away | 81 m² | 108 m² | +27 m² +33% | 2015 |
|---|
| 45, Crete Street609 m away | 129 m² | 156 m² | +27 m² +21% | 2015 |
|---|
| 9, Brae Side689 m away | 110 m² | 137 m² | +27 m² +25% | 2015 |
|---|
| 5, College Road435 m away | 88 m² | 115 m² | +27 m² +31% | 2014 |
|---|
| 29, Wallace Street544 m away | 72 m² | 99 m² | +27 m² +38% | 2014 |
|---|
| 61, Meldrum Street798 m away | 105 m² | 132 m² | +27 m² +26% | 2013 |
|---|
| 5, Falmouth Street522 m away | 93 m² | 119 m² | +26 m² +28% | 2024 |
|---|
| 202, Belgrave Road822 m away | 148 m² | 174 m² | +26 m² +18% | 2016 |
|---|
| 86, Copster Hill Road474 m away | 67 m² | 93 m² | +26 m² +39% | 2014 |
|---|
| 82, Villa Road695 m away | 91 m² | 117 m² | +26 m² +29% | 2014 |
|---|
| 1, Kennedy Street766 m away | 65 m² | 91 m² | +26 m² +40% | 2014 |
|---|
| 2, Kimberley Street975 m away | 84 m² | 110 m² | +26 m² +31% | 2014 |
|---|
| 28, Honeywell Lane477 m away | 51 m² | 76 m² | +25 m² +49% | 2025 |
|---|
| 16, Bellfield Avenue455 m away | 64 m² | 89 m² | +25 m² +39% | 2022 |
|---|
| 2, Belgrave Road851 m away | 84 m² | 109 m² | +25 m² +30% | 2015 |
|---|
| 101, Gainsborough Avenue437 m away | 83 m² | 108 m² | +25 m² +30% | 2014 |
|---|
| 38, Villa Road532 m away | 71 m² | 96 m² | +25 m² +35% | 2014 |
|---|
| 300, Lee Street679 m away | 78 m² | 103 m² | +25 m² +32% | 2014 |
|---|
| 511, Chamber Road931 m away | 59 m² | 84 m² | +25 m² +42% | 2014 |
|---|
| 49, Fir Tree Avenue900 m away | 72 m² | 97 m² | +25 m² +35% | 2013 |
|---|
| 284, Lee Street737 m away | 101 m² | 125 m² | +24 m² +24% | 2022 |
|---|
| 101, Villa Road695 m away | 77 m² | 101 m² | +24 m² +31% | 2021 |
|---|
| 280, Lee Street737 m away | 87 m² | 111 m² | +24 m² +28% | 2016 |
|---|
| 282, Lee Street737 m away | 89 m² | 113 m² | +24 m² +27% | 2016 |
|---|
| 2, Enfield Avenue102 m away | 75 m² | 99 m² | +24 m² +32% | 2015 |
|---|
| 19, Crete Street609 m away | 84 m² | 108 m² | +24 m² +29% | 2015 |
|---|
| 7, Southway710 m away | 93 m² | 117 m² | +24 m² +26% | 2015 |
|---|
| 191, Grange Avenue762 m away | 107 m² | 131 m² | +24 m² +22% | 2015 |
|---|
| 141, Windsor Road756 m away | 153 m² | 177 m² | +24 m² +16% | 2014 |
|---|
| 179, Belgrave Road934 m away | 158 m² | 182 m² | +24 m² +15% | 2014 |
|---|
| 12, Link Lane419 m away | 96 m² | 119 m² | +23 m² +24% | 2024 |
|---|
| 51, Honeywell Lane477 m away | 70 m² | 93 m² | +23 m² +33% | 2023 |
|---|
| 28, Ralstone Avenue654 m away | 68 m² | 91 m² | +23 m² +34% | 2023 |
|---|
| 153, Hollins Road136 m away | 66 m² | 89 m² | +23 m² +35% | 2019 |
|---|
| 76, Crete Street705 m away | 98 m² | 121 m² | +23 m² +23% | 2016 |
|---|
| 3, Alton Street367 m away | 67 m² | 90 m² | +23 m² +34% | 2015 |
|---|
| 41, Crete Street609 m away | 80 m² | 103 m² | +23 m² +29% | 2015 |
|---|