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 BS7 8SZ
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 |
|---|---|---|---|---|
| 20, Darnley Avenue277 m away | 89 m² | 219 m² | +130 m² +146% | 2026 |
| 34, Radnor Road776 m away | 61 m² | 151 m² | +90 m² +148% | 2019 |
| 132, Keys Avenue925 m away | 101 m² | 185 m² | +84 m² +83% | 2014 |
| 109, Wellington Hill West758 m away | 110 m² | 188 m² | +78 m² +71% | 2022 |
| 6, Twickenham Road996 m away | 115 m² | 192 m² | +77 m² +67% | 2024 |
| 40, West Broadway557 m away | 105 m² | 182 m² | +77 m² +73% | 2015 |
| 70, Church Road269 m away | 77 m² | 152 m² | +75 m² +97% | 2021 |
| 72, Keys Avenue791 m away | 130 m² | 204 m² | +74 m² +57% | 2025 |
| 5, Wellington Hill West572 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.
| 83 m² |
| 156 m² |
| +73 m² +88% |
| 2022 |
| 34, Lockleaze Road703 m away | 107 m² | 177 m² | +70 m² +65% | 2023 |
|---|
| 57, Bishop Manor Road677 m away | 84 m² | 151 m² | +67 m² +80% | 2024 |
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| 232, Filton Avenue828 m away | 94 m² | 158 m² | +64 m² +68% | 2021 |
|---|
| 19, Abbots Way453 m away | 103 m² | 164 m² | +61 m² +59% | 2026 |
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| 448, Gloucester Road242 m away | 50 m² | 111 m² | +61 m² +122% | 2008 |
|---|
| 12, Maskelyne Avenue781 m away | 85 m² | 143 m² | +58 m² +68% | 2023 |
|---|
| 593, Gloucester Road321 m away | 116 m² | 174 m² | +58 m² +50% | 2018 |
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| 8, Thornleigh Road657 m away | 92 m² | 148 m² | +56 m² +61% | 2025 |
|---|
| 44, Churchways Avenue138 m away | 108 m² | 163 m² | +55 m² +51% | 2026 |
|---|
| 53, Filton Avenue148 m away | 145 m² | 200 m² | +55 m² +38% | 2024 |
|---|
| 59, Thornleigh Road559 m away | 77 m² | 131 m² | +54 m² +70% | 2014 |
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| 138, Longmead Avenue864 m away | 85 m² | 137 m² | +52 m² +61% | 2025 |
|---|
| 73, Dongola Road737 m away | 116 m² | 168 m² | +52 m² +45% | 2023 |
|---|
| 23, Laurie Crescent745 m away | 108 m² | 160 m² | +52 m² +48% | 2022 |
|---|
| Airedale, Kellaway Avenue258 m away | 127 m² | 179 m² | +52 m² +41% | 2016 |
|---|
| 44, Radnor Road776 m away | 92 m² | 143 m² | +51 m² +55% | 2025 |
|---|
| 132, Wellington Hill West948 m away | 119 m² | 170 m² | +51 m² +43% | 2025 |
|---|
| 30, Laurie Crescent744 m away | 97 m² | 148 m² | +51 m² +53% | 2023 |
|---|
| 12a, Abbots Way453 m away | 116 m² | 166 m² | +50 m² +43% | 2026 |
|---|
| 28, Queens Road767 m away | 89 m² | 139 m² | +50 m² +56% | 2025 |
|---|
| 87, Keys Avenue715 m away | 53 m² | 102 m² | +49 m² +92% | 2024 |
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| 46, Ashgrove Road961 m away | 84 m² | 133 m² | +49 m² +58% | 2022 |
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| 583, Gloucester Road321 m away | 147 m² | 196 m² | +49 m² +33% | 2019 |
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| 48b, Filton Road998 m away | 34 m² | 83 m² | +49 m² +144% | 2019 |
|---|
| 31, West Broadway546 m away | 98 m² | 146 m² | +48 m² +49% | 2023 |
|---|
| 1, Duckett Fields830 m away | 93 m² | 140 m² | +47 m² +51% | 2025 |
|---|
| 52, Churchways Avenue138 m away | 113 m² | 160 m² | +47 m² +42% | 2019 |
|---|
| 53, Radnor Road753 m away | 89 m² | 136 m² | +47 m² +53% | 2015 |
|---|
| 10, Ramsey Road834 m away | 77 m² | 124 m² | +47 m² +61% | 2015 |
|---|
| 80, Radnor Road762 m away | 93 m² | 139 m² | +46 m² +49% | 2025 |
|---|
| 104, Radnor Road762 m away | 84 m² | 130 m² | +46 m² +55% | 2023 |
|---|
| 73, The Crescent992 m away | 112 m² | 158 m² | +46 m² +41% | 2023 |
|---|
| 85, Radnor Road729 m away | 78 m² | 124 m² | +46 m² +59% | 2019 |
|---|
| 68, Quarrington Road360 m away | 81 m² | 126 m² | +45 m² +56% | 2023 |
|---|
| 19, Kendon Drive935 m away | 120 m² | 164 m² | +44 m² +37% | 2025 |
|---|
| 52, Thornleigh Road580 m away | 73 m² | 117 m² | +44 m² +60% | 2024 |
|---|
| 95, Bromley Road635 m away | 91 m² | 135 m² | +44 m² +48% | 2024 |
|---|
| 31, Falmouth Road982 m away | 114 m² | 158 m² | +44 m² +39% | 2021 |
|---|
| 4, Western Road148 m away | 128 m² | 172 m² | +44 m² +34% | 2019 |
|---|
| 7, Quarrington Road380 m away | 41 m² | 85 m² | +44 m² +107% | 2019 |
|---|
| 177, Filton Road965 m away | 119 m² | 163 m² | +44 m² +37% | 2018 |
|---|
| 63, Filton Grove498 m away | 92 m² | 135 m² | +43 m² +47% | 2020 |
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| 88, Dovercourt Road769 m away | 91 m² | 134 m² | +43 m² +47% | 2019 |
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| 57, Chedworth Road838 m away | 62 m² | 105 m² | +43 m² +69% | 2017 |
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| 10, Quarrington Road360 m away | 56 m² | 99 m² | +43 m² +77% | 2009 |
|---|
| 11, Broadway Avenue865 m away | 109 m² | 151 m² | +42 m² +39% | 2025 |
|---|
| 102, Wellington Hill West711 m away | 110 m² | 152 m² | +42 m² +38% | 2024 |
|---|
| 61, West Broadway712 m away | 96 m² | 138 m² | +42 m² +44% | 2011 |
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| 579, Gloucester Road321 m away | 167 m² | 208 m² | +41 m² +25% | 2025 |
|---|
| 46, Seymour Avenue908 m away | 129 m² | 170 m² | +41 m² +32% | 2025 |
|---|
| 3, Bibury Crescent890 m away | 91 m² | 131 m² | +40 m² +44% | 2024 |
|---|
| 21, Oak Road602 m away | 77 m² | 117 m² | +40 m² +52% | 2021 |
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| 17, Court Road358 m away | 107 m² | 147 m² | +40 m² +37% | 2018 |
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| 4, Bayswater Road455 m away | 113 m² | 153 m² | +40 m² +35% | 2015 |
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| 5, Boston Road965 m away | 66 m² | 106 m² | +40 m² +61% | 2013 |
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| 114, Radnor Road762 m away | 72 m² | 111 m² | +39 m² +54% | 2026 |
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| 78, Filton Grove485 m away | 93 m² | 132 m² | +39 m² +42% | 2025 |
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| 30, Nevil Road891 m away | 136 m² | 175 m² | +39 m² +29% | 2025 |
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| 24, Beverley Road996 m away | 72 m² | 111 m² | +39 m² +54% | 2025 |
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| 23, Rosling Road96 m away | 102 m² | 141 m² | +39 m² +38% | 2024 |
|---|
| 37, Maple Road429 m away | 132 m² | 171 m² | +39 m² +30% | 2022 |
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| 37, Springfield Avenue566 m away | 75 m² | 114 m² | +39 m² +52% | 2022 |
|---|
| 19, Dongola Road854 m away | 93 m² | 132 m² | +39 m² +42% | 2020 |
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| 50, Quarrington Road360 m away | 118 m² | 157 m² | +39 m² +33% | 2017 |
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| 1, Blakeney Road917 m away | 63 m² | 102 m² | +39 m² +62% | 2014 |
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| 19, Talgarth Road885 m away | 102 m² | 140 m² | +38 m² +37% | 2022 |
|---|
| 71, Thornleigh Road559 m away | 110 m² | 148 m² | +38 m² +35% | 2020 |
|---|
| 82, Church Road269 m away | 84 m² | 121 m² | +37 m² +44% | 2025 |
|---|
| 23, Churchways Crescent192 m away | 140 m² | 177 m² | +37 m² +26% | 2024 |
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| 93, Longmead Avenue795 m away | 93 m² | 130 m² | +37 m² +40% | 2024 |
|---|
| 169, Kellaway Avenue844 m away | 78 m² | 115 m² | +37 m² +47% | 2024 |
|---|
| 99, Church Road244 m away | 111 m² | 148 m² | +37 m² +33% | 2018 |
|---|
| 68, Thornleigh Road580 m away | 94 m² | 131 m² | +37 m² +39% | 2017 |
|---|
| 67, Filton Grove498 m away | 97 m² | 133 m² | +36 m² +37% | 2025 |
|---|
| 529, Gloucester Road97 m away | 114 m² | 150 m² | +36 m² +32% | 2023 |
|---|
| 2, Beverley Road996 m away | 116 m² | 152 m² | +36 m² +31% | 2023 |
|---|
| 7, Downend Park554 m away | 70 m² | 106 m² | +36 m² +51% | 2022 |
|---|
| 107, Wellington Hill West758 m away | 115 m² | 151 m² | +36 m² +31% | 2021 |
|---|
| 4, Seymour Avenue822 m away | 108 m² | 144 m² | +36 m² +33% | 2021 |
|---|
| 10, Hughenden Road397 m away | 85 m² | 121 m² | +36 m² +42% | 2020 |
|---|
| 25, Boston Road965 m away | 101 m² | 137 m² | +36 m² +36% | 2020 |
|---|
| 167, Kellaway Avenue844 m away | 77 m² | 113 m² | +36 m² +47% | 2013 |
|---|
| 1, Milton Road299 m away | 93 m² | 128 m² | +35 m² +38% | 2025 |
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| 69, Strathmore Road380 m away | 94 m² | 129 m² | +35 m² +37% | 2025 |
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| 112, Brynland Avenue683 m away | 113 m² | 148 m² | +35 m² +31% | 2025 |
|---|
| 35, Longmead Avenue822 m away | 110 m² | 145 m² | +35 m² +32% | 2025 |
|---|
| 47, Bishop Manor Road867 m away | 97 m² | 132 m² | +35 m² +36% | 2024 |
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| 53, Kennington Avenue963 m away | 122 m² | 157 m² | +35 m² +29% | 2024 |
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| 117, Brynland Avenue715 m away | 120 m² | 155 m² | +35 m² +29% | 2023 |
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| 8, Radnor Road776 m away | 115 m² | 150 m² | +35 m² +30% | 2023 |
|---|
| 27, Ralph Road798 m away | 83 m² | 118 m² | +35 m² +42% | 2021 |
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| 29, Doone Road912 m away | 90 m² | 125 m² | +35 m² +39% | 2020 |
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| 1, Beloe Road661 m away | 91 m² | 126 m² | +35 m² +38% | 2016 |
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| 171, Dovercourt Road765 m away | 41 m² | 76 m² | +35 m² +85% | 2016 |
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| 451a, Gloucester Road300 m away | 36 m² | 71 m² | +35 m² +97% | 2009 |
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| 27, Kennington Avenue963 m away | 93 m² | 128 m² | +35 m² +38% | 2009 |
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| 45, Lockleaze Road885 m away | 116 m² | 150 m² | +34 m² +29% | 2025 |
|---|
| 17, Hughenden Road397 m away | 87 m² | 121 m² | +34 m² +39% | 2024 |
|---|
| 59, Downend Road419 m away | 71 m² | 105 m² | +34 m² +48% | 2024 |
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| 14, Oakley Road705 m away | 94 m² | 128 m² | +34 m² +36% | 2024 |
|---|
| 6, Abbots Way453 m away | 126 m² | 160 m² | +34 m² +27% | 2023 |
|---|
| 60, Bishop Manor Road661 m away | 85 m² | 119 m² | +34 m² +40% | 2023 |
|---|
| 18, Springfield Avenue557 m away | 88 m² | 122 m² | +34 m² +39% | 2022 |
|---|
| 14, Bayswater Road455 m away | 122 m² | 156 m² | +34 m² +28% | 2021 |
|---|
| 7, Tortworth Road406 m away | 104 m² | 138 m² | +34 m² +33% | 2020 |
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| 13, Doone Road912 m away | 79 m² | 113 m² | +34 m² +43% | 2019 |
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| 56, Kennington Avenue922 m away | 115 m² | 149 m² | +34 m² +30% | 2019 |
|---|
| 4, Milton Road299 m away | 91 m² | 125 m² | +34 m² +37% | 2016 |
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| 84, The Crescent948 m away | 115 m² | 149 m² | +34 m² +30% | 2014 |
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| 37, Falmouth Road982 m away | 103 m² | 137 m² | +34 m² +33% | 2012 |
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| 585, Gloucester Road321 m away | 48 m² | 82 m² | +34 m² +71% | 2009 |
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| 63, Strathmore Road380 m away | 99 m² | 132 m² | +33 m² +33% | 2026 |
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| 74, Bromley Road673 m away | 92 m² | 125 m² | +33 m² +36% | 2025 |
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| 198, Kellaway Avenue732 m away | 100 m² | 133 m² | +33 m² +33% | 2025 |
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| 7, Maskelyne Avenue813 m away | 85 m² | 118 m² | +33 m² +39% | 2025 |
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| 27, Filton Avenue148 m away | 168 m² | 201 m² | +33 m² +20% | 2024 |
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| 23, Parkstone Avenue283 m away | 100 m² | 133 m² | +33 m² +33% | 2024 |
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| 4, Rozel Road373 m away | 88 m² | 121 m² | +33 m² +38% | 2024 |
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| 5, Jocelyn Road923 m away | 83 m² | 116 m² | +33 m² +40% | 2024 |
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| 292, Filton Avenue981 m away | 90 m² | 123 m² | +33 m² +37% | 2024 |
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| 172, Filton Avenue667 m away | 86 m² | 119 m² | +33 m² +38% | 2023 |
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| 49, Kennington Avenue963 m away | 111 m² | 144 m² | +33 m² +30% | 2023 |
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| 6, Ramsey Road834 m away | 99 m² | 132 m² | +33 m² +33% | 2020 |
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| 32, Strathmore Road288 m away | 101 m² | 134 m² | +33 m² +33% | 2019 |
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| 508, Gloucester Road38 m away | 108 m² | 140 m² | +32 m² +30% | 2024 |
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| 130, Muller Road583 m away | 115 m² | 147 m² | +32 m² +28% | 2023 |
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| 21, Milner Road634 m away | 84 m² | 116 m² | +32 m² +38% | 2023 |
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| 48, Selborne Road568 m away | 76 m² | 108 m² | +32 m² +42% | 2022 |
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| 51, Manor Road968 m away | 125 m² | 157 m² | +32 m² +26% | 2018 |
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| 14, Radnor Road776 m away | 124 m² | 156 m² | +32 m² +26% | 2017 |
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| 52, Weston Crescent185 m away | 135 m² | 167 m² | +32 m² +24% | 2014 |
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| 25, Darnley Avenue277 m away | 98 m² | 129 m² | +31 m² +32% | 2026 |
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| 139, Filton Avenue425 m away | 104 m² | 135 m² | +31 m² +30% | 2026 |
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| 115, Wellington Hill West922 m away | 112 m² | 143 m² | +31 m² +28% | 2026 |
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| 32, Ash Road491 m away | 109 m² | 140 m² | +31 m² +28% | 2025 |
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| 224, Filton Avenue828 m away | 93 m² | 124 m² | +31 m² +33% | 2025 |
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| 61, Muller Road354 m away | 92 m² | 123 m² | +31 m² +34% | 2024 |
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| 13, Boston Road965 m away | 94 m² | 125 m² | +31 m² +33% | 2023 |
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| 4, Strathmore Road288 m away | 98 m² | 129 m² | +31 m² +32% | 2022 |
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| Flat 5, 52, Wellington Hill89 m away | 30 m² | 61 m² | +31 m² +103% | 2021 |
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| 217, Filton Avenue728 m away | 88 m² | 119 m² | +31 m² +35% | 2021 |
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| 8, Tennyson Road282 m away | 92 m² | 123 m² | +31 m² +34% | 2020 |
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| 125, Brynland Avenue715 m away | 120 m² | 151 m² | +31 m² +26% | 2018 |
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| 22, Rudthorpe Road298 m away | 106 m² | 137 m² | +31 m² +29% | 2017 |
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| 33, Kennington Avenue963 m away | 153 m² | 184 m² | +31 m² +20% | 2016 |
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| 127, Kellaway Avenue989 m away | 90 m² | 121 m² | +31 m² +34% | 2016 |
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| 33, Ellicott Road411 m away | 73 m² | 104 m² | +31 m² +42% | 2014 |
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| 33, Highbury Road431 m away | 110 m² | 140 m² | +30 m² +27% | 2026 |
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| 96, Bromley Road635 m away | 100 m² | 130 m² | +30 m² +30% | 2026 |
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| 9, Beech Road572 m away | 80 m² | 110 m² | +30 m² +38% | 2025 |
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| 123, Kellaway Avenue989 m away | 70 m² | 100 m² | +30 m² +43% | 2025 |
|---|
| 47, Falmouth Road982 m away | 110 m² | 140 m² | +30 m² +27% | 2021 |
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| 8, Selborne Road568 m away | 78 m² | 108 m² | +30 m² +38% | 2020 |
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| 19, Rosling Road96 m away | 122 m² | 151 m² | +29 m² +24% | 2026 |
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| 26, Bromley Road683 m away | 87 m² | 116 m² | +29 m² +33% | 2026 |
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| 29, Springfield Avenue566 m away | 84 m² | 113 m² | +29 m² +35% | 2025 |
|---|
| 153, Longmead Avenue828 m away | 97 m² | 126 m² | +29 m² +30% | 2025 |
|---|
| 177, Kellaway Avenue844 m away | 77 m² | 106 m² | +29 m² +38% | 2025 |
|---|
| 22, Rozel Road373 m away | 92 m² | 121 m² | +29 m² +32% | 2023 |
|---|
| 181, Kellaway Avenue844 m away | 90 m² | 119 m² | +29 m² +32% | 2023 |
|---|
| 35, Downend Park554 m away | 74 m² | 103 m² | +29 m² +39% | 2022 |
|---|
| 22, Wellington Hill89 m away | 140 m² | 169 m² | +29 m² +21% | 2021 |
|---|
| 4, Filton Grove340 m away | 82 m² | 111 m² | +29 m² +35% | 2020 |
|---|
| 30, Radnor Road776 m away | 122 m² | 151 m² | +29 m² +24% | 2019 |
|---|
| 59, Quarrington Road380 m away | 106 m² | 135 m² | +29 m² +27% | 2018 |
|---|
| 107, Dovercourt Road737 m away | 86 m² | 115 m² | +29 m² +34% | 2016 |
|---|
| 522, Gloucester Road38 m away | 115 m² | 144 m² | +29 m² +25% | 2015 |
|---|
| 468, Gloucester Road242 m away | 114 m² | 143 m² | +29 m² +25% | 2014 |
|---|
| 117, Kellaway Avenue989 m away | 98 m² | 127 m² | +29 m² +30% | 2012 |
|---|
| 23, Ralph Road798 m away | 88 m² | 116 m² | +28 m² +32% | 2026 |
|---|
| 13, Cambridge Road998 m away | 80 m² | 108 m² | +28 m² +35% | 2026 |
|---|
| 7, Bayswater Road455 m away | 95 m² | 123 m² | +28 m² +29% | 2025 |
|---|
| 30, Springfield Avenue557 m away | 85 m² | 113 m² | +28 m² +33% | 2024 |
|---|
| 82, Wellington Hill West654 m away | 92 m² | 120 m² | +28 m² +30% | 2023 |
|---|
| 100, Thornleigh Road580 m away | 87 m² | 115 m² | +28 m² +32% | 2022 |
|---|
| 9, Tennyson Road282 m away | 81 m² | 109 m² | +28 m² +35% | 2020 |
|---|
| 12, Filton Avenue150 m away | 116 m² | 144 m² | +28 m² +24% | 2019 |
|---|
| 8, Boston Road943 m away | 112 m² | 140 m² | +28 m² +25% | 2019 |
|---|
| 92, Thornleigh Road580 m away | 85 m² | 113 m² | +28 m² +33% | 2017 |
|---|
| 47, Tilling Road617 m away | 75 m² | 103 m² | +28 m² +37% | 2015 |
|---|
| 34, Milner Road634 m away | 76 m² | 104 m² | +28 m² +37% | 2015 |
|---|
| 2, Jocelyn Road923 m away | 96 m² | 124 m² | +28 m² +29% | 2014 |
|---|
| 68, Ashgrove Road961 m away | 110 m² | 137 m² | +27 m² +25% | 2026 |
|---|
| 533, Gloucester Road97 m away | 130 m² | 157 m² | +27 m² +21% | 2022 |
|---|
| 28, Parkstone Avenue293 m away | 95 m² | 122 m² | +27 m² +28% | 2022 |
|---|
| 95, Muller Road476 m away | 93 m² | 120 m² | +27 m² +29% | 2022 |
|---|
| 135, Grittleton Road989 m away | 75 m² | 102 m² | +27 m² +36% | 2022 |
|---|
| 73, Church Road244 m away | 114 m² | 141 m² | +27 m² +24% | 2020 |
|---|
| 62, Ashley Down Road611 m away | 93 m² | 120 m² | +27 m² +29% | 2020 |
|---|
| 115, Kellaway Avenue989 m away | 79 m² | 106 m² | +27 m² +34% | 2020 |
|---|
| 44, Filton Road998 m away | 108 m² | 135 m² | +27 m² +25% | 2019 |
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