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 SR6 8JA
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 |
|---|---|---|---|---|
| 43, Seafields789 m away | 92 m² | 195 m² | +103 m² +112% | 2024 |
| 20, Princes Avenue722 m away | 108 m² | 209 m² | +101 m² +94% | 2026 |
| 6, Eston Grove710 m away | 109 m² | 204 m² | +95 m² +87% | 2025 |
| 22, Roker Park Road870 m away | 235 m² | 321 m² | +86 m² +37% | 2025 |
| 1, Park Avenue718 m away | 203 m² | 285 m² | +82 m² +40% | 2026 |
| 5, Honister Drive577 m away | 97 m² | 176 m² | +79 m² +81% | 2018 |
| 1, Freesia Gardens665 m away | 146 m² | 223 m² | +77 m² +53% | 2021 |
| 131, Fulwell Road550 m away | 69 m² | 140 m² | +71 m² +103% | 2025 |
| 12, Princes Avenue722 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.
| 91 m² |
| 157 m² |
| +66 m² +73% |
| 2019 |
| 17, Druridge Avenue500 m away | 66 m² | 131 m² | +65 m² +98% | 2023 |
|---|
| 6, Kingarth Avenue627 m away | 55 m² | 119 m² | +64 m² +116% | 2014 |
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| 25, Montague Street689 m away | 49 m² | 112 m² | +63 m² +129% | 2021 |
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| 9, Moine Gardens634 m away | 166 m² | 229 m² | +63 m² +38% | 2016 |
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| 96, Dykelands Road414 m away | 84 m² | 144 m² | +60 m² +71% | 2025 |
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| 19, Eston Grove710 m away | 82 m² | 140 m² | +58 m² +71% | 2021 |
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| 14, Mitford Street211 m away | 82 m² | 135 m² | +53 m² +65% | 2025 |
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| 3, Rockville395 m away | 76 m² | 129 m² | +53 m² +70% | 2015 |
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| 1, Gillside Grove863 m away | 115 m² | 167 m² | +52 m² +45% | 2019 |
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| 1, Rock Lodge Road840 m away | 141 m² | 192 m² | +51 m² +36% | 2025 |
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| 43, Alston Crescent431 m away | 65 m² | 116 m² | +51 m² +78% | 2020 |
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| 18, Mayswood Road268 m away | 86 m² | 136 m² | +50 m² +58% | 2026 |
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| 181, Newcastle Road753 m away | 131 m² | 181 m² | +50 m² +38% | 2016 |
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| 11, Melbury Court323 m away | 78 m² | 127 m² | +49 m² +63% | 2020 |
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| 8, Mayswood Road268 m away | 86 m² | 134 m² | +48 m² +56% | 2026 |
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| 17, Dykelands Road278 m away | 71 m² | 119 m² | +48 m² +68% | 2023 |
|---|
| 113, Sea Road281 m away | 53 m² | 99 m² | +46 m² +87% | 2015 |
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| 46, Westcliffe Road747 m away | 160 m² | 206 m² | +46 m² +29% | 2011 |
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| 101, Atkinson Road252 m away | 41 m² | 85 m² | +44 m² +107% | 2025 |
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| 43, Laburnum Road615 m away | 59 m² | 103 m² | +44 m² +75% | 2024 |
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| 107, Fulwell Road798 m away | 73 m² | 116 m² | +43 m² +59% | 2026 |
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| 10, Gloucester Avenue398 m away | 105 m² | 144 m² | +39 m² +37% | 2014 |
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| 13, Wingrove Avenue322 m away | 99 m² | 137 m² | +38 m² +38% | 2026 |
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| 19, Wearmouth Avenue999 m away | 87 m² | 124 m² | +37 m² +43% | 2016 |
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| 20, Primrose Crescent573 m away | 92 m² | 129 m² | +37 m² +40% | 2015 |
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| 159, Fulwell Road550 m away | 87 m² | 123 m² | +36 m² +41% | 2025 |
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| 17, Sea View Gardens782 m away | 87 m² | 123 m² | +36 m² +41% | 2025 |
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| 44a, Sea Road52 m away | 57 m² | 93 m² | +36 m² +63% | 2019 |
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| 129, Side Cliff Road692 m away | 93 m² | 128 m² | +35 m² +38% | 2024 |
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| 10, Bartram Street681 m away | 111 m² | 145 m² | +34 m² +31% | 2025 |
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| 7, Duke Street North924 m away | 62 m² | 96 m² | +34 m² +55% | 2020 |
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| 8, Denham Avenue146 m away | 71 m² | 104 m² | +33 m² +46% | 2025 |
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| 58, Dent Street279 m away | 56 m² | 89 m² | +33 m² +59% | 2021 |
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| 15, Newbury Street698 m away | 68 m² | 99 m² | +31 m² +46% | 2026 |
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| 14, Annie Street200 m away | 54 m² | 85 m² | +31 m² +57% | 2024 |
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| 17, Ritson Street455 m away | 57 m² | 88 m² | +31 m² +54% | 2020 |
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| 9, Park Avenue718 m away | 198 m² | 229 m² | +31 m² +16% | 2020 |
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| 9, Haversham Park762 m away | 88 m² | 119 m² | +31 m² +35% | 2019 |
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| 14, Enid Avenue649 m away | 82 m² | 113 m² | +31 m² +38% | 2016 |
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| 27, Laburnum Road615 m away | 63 m² | 94 m² | +31 m² +49% | 2013 |
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| 16, Dent Street162 m away | 61 m² | 91 m² | +30 m² +49% | 2026 |
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| 21, Charlton Road538 m away | 106 m² | 136 m² | +30 m² +28% | 2026 |
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| 33, Winifred Street525 m away | 82 m² | 112 m² | +30 m² +37% | 2025 |
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| 43, Duke Street North924 m away | 56 m² | 86 m² | +30 m² +54% | 2022 |
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| 44, Mere Knolls Road684 m away | 102 m² | 132 m² | +30 m² +29% | 2016 |
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| 22, Moran Street73 m away | 70 m² | 100 m² | +30 m² +43% | 2012 |
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| 23, Primrose Crescent573 m away | 101 m² | 130 m² | +29 m² +29% | 2021 |
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| 14, Hugh Street469 m away | 56 m² | 84 m² | +28 m² +50% | 2024 |
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| 8, Elizabeth Street752 m away | 102 m² | 130 m² | +28 m² +27% | 2016 |
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| 23, Maud Street254 m away | 87 m² | 114 m² | +27 m² +31% | 2017 |
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| 17, Ambleside Terrace432 m away | 84 m² | 111 m² | +27 m² +32% | 2015 |
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| 45, Cairns Road588 m away | 100 m² | 126 m² | +26 m² +26% | 2026 |
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| 14, Princes Avenue722 m away | 101 m² | 127 m² | +26 m² +26% | 2025 |
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| 2, Wearmouth Avenue999 m away | 87 m² | 113 m² | +26 m² +30% | 2024 |
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| 4, Troutbeck Road821 m away | 95 m² | 121 m² | +26 m² +27% | 2021 |
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| 18, Dinsdale Road977 m away | 136 m² | 162 m² | +26 m² +19% | 2016 |
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| 3, Dartford Road167 m away | 94 m² | 120 m² | +26 m² +28% | 2015 |
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| 14, Cliffe Court787 m away | 99 m² | 125 m² | +26 m² +26% | 2015 |
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| 29, Dykelands Road278 m away | 68 m² | 94 m² | +26 m² +38% | 2014 |
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| 17, Winifred Street525 m away | 67 m² | 92 m² | +25 m² +37% | 2025 |
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| 8, Folldon Avenue353 m away | 86 m² | 111 m² | +25 m² +29% | 2024 |
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| 22, Annie Street200 m away | 53 m² | 78 m² | +25 m² +47% | 2017 |
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| 7, Mill View Avenue432 m away | 92 m² | 117 m² | +25 m² +27% | 2014 |
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| 24, Bartram Street681 m away | 141 m² | 166 m² | +25 m² +18% | 2013 |
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| 58, Park Lea Road828 m away | 99 m² | 123 m² | +24 m² +24% | 2025 |
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| 11, Lee Street135 m away | 57 m² | 81 m² | +24 m² +42% | 2023 |
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| 23, Mere Knolls Road537 m away | 96 m² | 120 m² | +24 m² +25% | 2022 |
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| 2, Helen Street392 m away | 69 m² | 93 m² | +24 m² +35% | 2021 |
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| 25, Clifton Road620 m away | 121 m² | 145 m² | +24 m² +20% | 2016 |
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| 23, Newbury Street698 m away | 70 m² | 94 m² | +24 m² +34% | 2016 |
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| 36, Cairns Road588 m away | 82 m² | 106 m² | +24 m² +29% | 2015 |
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| 20, Kirkstone Avenue577 m away | 106 m² | 130 m² | +24 m² +23% | 2013 |
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| 11, Cairns Road501 m away | 99 m² | 122 m² | +23 m² +23% | 2026 |
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| 11, Dorking Road296 m away | 89 m² | 112 m² | +23 m² +26% | 2022 |
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| 24, Grange View837 m away | 81 m² | 104 m² | +23 m² +28% | 2020 |
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| 42, Laws Street246 m away | 56 m² | 79 m² | +23 m² +41% | 2016 |
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| 26, Garcia Terrace494 m away | 108 m² | 131 m² | +23 m² +21% | 2016 |
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| 60, Shotley Avenue927 m away | 119 m² | 142 m² | +23 m² +19% | 2015 |
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| 55, Drayton Road230 m away | 76 m² | 99 m² | +23 m² +30% | 2014 |
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| A home on Princes Avenue722 m away | 88 m² | 110 m² | +22 m² +25% | 2025 |
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| Apartment 2, Ashmore House, Cliffe Park783 m away | 67 m² | 89 m² | +22 m² +33% | 2019 |
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| 8, Grange Park Avenue938 m away | 130 m² | 152 m² | +22 m² +17% | 2016 |
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| 9, Charlton Road538 m away | 79 m² | 100 m² | +21 m² +27% | 2023 |
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| 56, Kentmere Avenue722 m away | 54 m² | 75 m² | +21 m² +39% | 2023 |
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| 161, Sea Road397 m away | 131 m² | 151 m² | +20 m² +15% | 2020 |
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| 23, Osborne Street893 m away | 61 m² | 81 m² | +20 m² +33% | 2019 |
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| 1, Dene Terrace58 m away | 114 m² | 134 m² | +20 m² +18% | 2016 |
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| 14, Mayswood Road268 m away | 97 m² | 117 m² | +20 m² +21% | 2016 |
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| 1, Moran Street73 m away | 96 m² | 116 m² | +20 m² +21% | 2015 |
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| 3, Calderbourne Avenue550 m away | 108 m² | 128 m² | +20 m² +19% | 2015 |
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| 15, Bower Street0 m away | 97 m² | 117 m² | +20 m² +21% | 2014 |
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| 3, Seaburn Hill507 m away | 90 m² | 109 m² | +19 m² +21% | 2026 |
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| 56, Torver Crescent503 m away | 69 m² | 88 m² | +19 m² +28% | 2025 |
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| 11, Wearmouth Avenue999 m away | 83 m² | 102 m² | +19 m² +23% | 2021 |
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| 7, Park Lea Road828 m away | 119 m² | 138 m² | +19 m² +16% | 2020 |
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| 40, Dent Street279 m away | 56 m² | 75 m² | +19 m² +34% | 2016 |
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| 19, Maud Street254 m away | 71 m² | 90 m² | +19 m² +27% | 2013 |
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| 30, Kingarth Avenue627 m away | 112 m² | 130 m² | +18 m² +16% | 2026 |
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| 45, Kirkstone Avenue494 m away | 84 m² | 102 m² | +18 m² +21% | 2025 |
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| 5, South View500 m away | 64 m² | 82 m² | +18 m² +28% | 2024 |
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| 173, Alston Crescent686 m away | 65 m² | 83 m² | +18 m² +28% | 2024 |
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| 41, Park Gate738 m away | 90 m² | 108 m² | +18 m² +20% | 2020 |
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| 4, Francis Street847 m away | 79 m² | 97 m² | +18 m² +23% | 2019 |
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| 59, Marina Avenue471 m away | 65 m² | 83 m² | +18 m² +28% | 2015 |
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| 30, Dykelands Road253 m away | 78 m² | 96 m² | +18 m² +23% | 2014 |
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| 21, Annie Street200 m away | 39 m² | 57 m² | +18 m² +46% | 2012 |
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| 2, Princes Gardens750 m away | 99 m² | 116 m² | +17 m² +17% | 2023 |
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| 29, Denbigh Avenue130 m away | 76 m² | 93 m² | +17 m² +22% | 2015 |
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| 47, Marshall Street263 m away | 44 m² | 60 m² | +16 m² +36% | 2026 |
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| 26, Deepdene Grove448 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
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| 18, Inverness Street940 m away | 95 m² | 111 m² | +16 m² +17% | 2025 |
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| 27, Park Gate738 m away | 51 m² | 67 m² | +16 m² +31% | 2023 |
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| 26, Ambleside Terrace432 m away | 75 m² | 91 m² | +16 m² +21% | 2020 |
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| 43, Kentmere Avenue722 m away | 83 m² | 99 m² | +16 m² +19% | 2017 |
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| 6, Seaburn Gardens582 m away | 87 m² | 103 m² | +16 m² +18% | 2014 |
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| 9, Newbury Street698 m away | 94 m² | 110 m² | +16 m² +17% | 2014 |
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| 21, Borrowdale Avenue574 m away | 77 m² | 92 m² | +15 m² +19% | 2026 |
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| 18, Bampton Avenue627 m away | 76 m² | 91 m² | +15 m² +20% | 2022 |
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| 42, Coniston Avenue488 m away | 65 m² | 80 m² | +15 m² +23% | 2020 |
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| 44, Westburn Terrace916 m away | 49 m² | 64 m² | +15 m² +31% | 2020 |
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| 105, Fulwell Road798 m away | 62 m² | 77 m² | +15 m² +24% | 2019 |
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| 20, Joannah Street729 m away | 97 m² | 112 m² | +15 m² +15% | 2016 |
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| 7, Orchard Court334 m away | 73 m² | 88 m² | +15 m² +21% | 2012 |
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