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 N11 3QA
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 |
|---|---|---|---|---|
| 35, Brookdale884 m away | 159 m² | 276 m² | +117 m² +74% | 2022 |
| 23, Bellevue Road437 m away | 87 m² | 193 m² | +106 m² +122% | 2025 |
| 10, The Crescent639 m away | 118 m² | 216 m² | +98 m² +83% | 2022 |
| Flat 25, Gean Court, Cline Road887 m away | 65 m² | 145 m² | +80 m² +123% | 2018 |
| 9, Carlisle Place452 m away | 137 m² | 216 m² | +79 m² +58% | 2016 |
| 36, Thurlestone Avenue985 m away | 94 m² | 168 m² | +74 m² +79% | 2025 |
| 19, Goldsmith Road676 m away | 196 m² | 270 m² | +74 m² +38% | 2018 |
| 84, Palmers Road701 m away | 88 m² | 158 m² | +70 m² +80% | 2021 |
| 4, St Johns Villas748 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.
| 105 m² |
| 175 m² |
| +70 m² +67% |
| 2018 |
| 1, Ryhope Road908 m away | 99 m² | 168 m² | +69 m² +70% | 2021 |
|---|
| 22, Ryhope Road974 m away | 79 m² | 147 m² | +68 m² +86% | 2022 |
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| 78, Oakleigh Road South596 m away | 69 m² | 133 m² | +64 m² +93% | 2021 |
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| 3, Goldsmith Road676 m away | 98 m² | 160 m² | +62 m² +63% | 2023 |
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| 273, Colney Hatch Lane799 m away | 95 m² | 157 m² | +62 m² +65% | 2017 |
|---|
| 87, Brookdale921 m away | 104 m² | 163 m² | +59 m² +57% | 2021 |
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| 15, Betstyle Road671 m away | 94 m² | 153 m² | +59 m² +63% | 2020 |
|---|
| 32, Goldsmith Road718 m away | 127 m² | 186 m² | +59 m² +46% | 2018 |
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| Flat 44, Princess Park Manor, Royal Drive120 m away | 168 m² | 226 m² | +58 m² +35% | 2016 |
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| 5, Holly Park Road537 m away | 111 m² | 168 m² | +57 m² +51% | 2023 |
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| 37, Churston Gardens981 m away | 106 m² | 161 m² | +55 m² +52% | 2026 |
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| 44, Macdonald Road623 m away | 103 m² | 158 m² | +55 m² +53% | 2019 |
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| 26, Crescent Road788 m away | 92 m² | 145 m² | +53 m² +58% | 2023 |
|---|
| 17, Priory Villas, Colney Hatch Lane849 m away | 87 m² | 140 m² | +53 m² +61% | 2017 |
|---|
| 379, Bowes Road605 m away | 156 m² | 208 m² | +52 m² +33% | 2014 |
|---|
| 16, Pembroke Road742 m away | 102 m² | 153 m² | +51 m² +50% | 2021 |
|---|
| Flat 327, Princess Park Manor East Wing, Royal Drive186 m away | 72 m² | 123 m² | +51 m² +71% | 2011 |
|---|
| 8, Hopkins Close831 m away | 60 m² | 109 m² | +49 m² +82% | 2021 |
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| 85, Springfield Road638 m away | 65 m² | 113 m² | +48 m² +74% | 2018 |
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| 283, Colney Hatch Lane799 m away | 95 m² | 142 m² | +47 m² +49% | 2011 |
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| 28, Spencer Road713 m away | 83 m² | 129 m² | +46 m² +55% | 2019 |
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| Flat 99, Princess Park Manor, Royal Drive115 m away | 146 m² | 191 m² | +45 m² +31% | 2013 |
|---|
| 32, The Crescent669 m away | 99 m² | 143 m² | +44 m² +44% | 2023 |
|---|
| 60, Brookdale880 m away | 124 m² | 168 m² | +44 m² +35% | 2022 |
|---|
| 50, Hatley Close902 m away | 111 m² | 155 m² | +44 m² +40% | 2022 |
|---|
| Flat 99a, Princess Park Manor, Royal Drive115 m away | 84 m² | 128 m² | +44 m² +52% | 2011 |
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| 36, Falkland Avenue809 m away | 69 m² | 112 m² | +43 m² +62% | 2026 |
|---|
| 32, Halton Close617 m away | 66 m² | 109 m² | +43 m² +65% | 2021 |
|---|
| 18, Walker Close996 m away | 58 m² | 101 m² | +43 m² +74% | 2013 |
|---|
| 40, Macdonald Road623 m away | 105 m² | 147 m² | +42 m² +40% | 2015 |
|---|
| 13, Cheddar Close545 m away | 75 m² | 116 m² | +41 m² +55% | 2014 |
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| 16, Carlton Road456 m away | 120 m² | 160 m² | +40 m² +33% | 2022 |
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| 63, Springfield Road638 m away | 38 m² | 78 m² | +40 m² +105% | 2015 |
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| 63, Ravenscraig Road805 m away | 134 m² | 174 m² | +40 m² +30% | 2015 |
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| 26, Hollyfield Avenue816 m away | 92 m² | 132 m² | +40 m² +43% | 2015 |
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| 63, Beaconsfield Road413 m away | 78 m² | 118 m² | +40 m² +51% | 2012 |
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| 10, Cromwell Road775 m away | 82 m² | 121 m² | +39 m² +48% | 2026 |
|---|
| Flat 18, Haslam Court, Waterfall Road631 m away | 37 m² | 76 m² | +39 m² +105% | 2021 |
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| 45, Holly Park Road522 m away | 90 m² | 129 m² | +39 m² +43% | 2017 |
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| 87, Poplar Grove571 m away | 66 m² | 104 m² | +38 m² +58% | 2025 |
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| 41, Churston Gardens981 m away | 101 m² | 139 m² | +38 m² +38% | 2014 |
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| 6, Bellevue Road455 m away | 146 m² | 184 m² | +38 m² +26% | 2012 |
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| 88, Oakleigh Road South706 m away | 87 m² | 124 m² | +37 m² +43% | 2023 |
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| 20, Goldsmith Road718 m away | 135 m² | 172 m² | +37 m² +27% | 2022 |
|---|
| 40, Cromwell Road775 m away | 74 m² | 111 m² | +37 m² +50% | 2020 |
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| 32, The Limes Avenue633 m away | 103 m² | 140 m² | +37 m² +36% | 2015 |
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| 303, Colney Hatch Lane799 m away | 104 m² | 141 m² | +37 m² +36% | 2014 |
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| 13, Beaconsfield Road413 m away | 57 m² | 94 m² | +37 m² +65% | 2013 |
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| Flat 377, Princess Park Manor East Wing, Royal Drive186 m away | 90 m² | 126 m² | +36 m² +40% | 2022 |
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| Flat 10, Haslam Court, Waterfall Road631 m away | 33 m² | 69 m² | +36 m² +109% | 2021 |
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| 36, Cromwell Road775 m away | 74 m² | 110 m² | +36 m² +49% | 2018 |
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| 41, Goldsmith Road797 m away | 119 m² | 154 m² | +35 m² +29% | 2025 |
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| 37, Beaconsfield Road413 m away | 112 m² | 147 m² | +35 m² +31% | 2023 |
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| 12, Cromwell Road775 m away | 87 m² | 122 m² | +35 m² +40% | 2014 |
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| 23, Ryhope Road908 m away | 68 m² | 102 m² | +34 m² +50% | 2025 |
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| 17, Hampden Road875 m away | 83 m² | 117 m² | +34 m² +41% | 2022 |
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| 26, Bethune Avenue867 m away | 153 m² | 187 m² | +34 m² +22% | 2016 |
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| 59, Friern Barnet Road291 m away | 50 m² | 84 m² | +34 m² +68% | 2009 |
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| 89, Glenthorne Road662 m away | 98 m² | 131 m² | +33 m² +34% | 2022 |
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| 35, Marne Avenue738 m away | 69 m² | 101 m² | +32 m² +46% | 2026 |
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| 162a, Sydney Road917 m away | 53 m² | 85 m² | +32 m² +60% | 2026 |
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| 54, Betstyle Road707 m away | 144 m² | 176 m² | +32 m² +22% | 2025 |
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| Flat 204, Princess Park Manor, Royal Drive265 m away | 132 m² | 164 m² | +32 m² +24% | 2022 |
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| 57a, Friern Barnet Road291 m away | 40 m² | 72 m² | +32 m² +80% | 2017 |
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| 22, Silver Birch Close621 m away | 25 m² | 57 m² | +32 m² +128% | 2014 |
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| 8, Marne Avenue738 m away | 73 m² | 104 m² | +31 m² +42% | 2026 |
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| Flat 365, Princess Park Manor East Wing, Royal Drive186 m away | 39 m² | 70 m² | +31 m² +79% | 2024 |
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| Flat 4, Woodland House, Woodland Road319 m away | 82 m² | 113 m² | +31 m² +38% | 2024 |
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| 18, Torrington Gardens997 m away | 99 m² | 130 m² | +31 m² +31% | 2023 |
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| Flat 72, Princess Park Manor, Royal Drive120 m away | 59 m² | 90 m² | +31 m² +53% | 2020 |
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| 18, Pembroke Road742 m away | 111 m² | 142 m² | +31 m² +28% | 2017 |
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| 42, Hatley Close902 m away | 109 m² | 140 m² | +31 m² +28% | 2016 |
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| 63, Glenthorne Road541 m away | 42 m² | 73 m² | +31 m² +74% | 2015 |
|---|
| 38, Whitmore Close292 m away | 84 m² | 115 m² | +31 m² +37% | 2013 |
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| 46, Hollickwood Avenue958 m away | 96 m² | 127 m² | +31 m² +32% | 2013 |
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| 22, Lyndhurst Avenue892 m away | 92 m² | 122 m² | +30 m² +33% | 2021 |
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| 58, Hollickwood Avenue958 m away | 87 m² | 116 m² | +29 m² +33% | 2026 |
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| 109, Station Road260 m away | 81 m² | 110 m² | +29 m² +36% | 2020 |
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| 4, Pickering Gardens487 m away | 128 m² | 157 m² | +29 m² +23% | 2017 |
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| 128, High Road397 m away | 49 m² | 78 m² | +29 m² +59% | 2009 |
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| 38, Glenthorne Road621 m away | 86 m² | 114 m² | +28 m² +33% | 2024 |
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| Flat 54, Gean Court, Cline Road887 m away | 64 m² | 92 m² | +28 m² +44% | 2024 |
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| 56, Holly Park Road571 m away | 118 m² | 146 m² | +28 m² +24% | 2023 |
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| 2, Pembroke Road742 m away | 43 m² | 71 m² | +28 m² +65% | 2015 |
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| 8, Swaledale Close247 m away | 74 m² | 101 m² | +27 m² +36% | 2025 |
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| 55, Pembroke Road907 m away | 119 m² | 146 m² | +27 m² +23% | 2025 |
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| Flat 6, Ripon Court, 119, Ribblesdale Avenue238 m away | 36 m² | 63 m² | +27 m² +75% | 2024 |
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| Flat 4, 145, Sydney Road892 m away | 43 m² | 70 m² | +27 m² +63% | 2016 |
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| Flat 376, Princess Park Manor East Wing, Royal Drive186 m away | 91 m² | 118 m² | +27 m² +30% | 2015 |
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| 50, Brookdale880 m away | 163 m² | 190 m² | +27 m² +17% | 2014 |
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| 38, Firs Avenue670 m away | 134 m² | 161 m² | +27 m² +20% | 2013 |
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| 147d, High Road374 m away | 122 m² | 148 m² | +26 m² +21% | 2024 |
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| 3, Halton Close617 m away | 134 m² | 160 m² | +26 m² +19% | 2024 |
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| Flat 59, The Homestead, Waterfall Road669 m away | 49 m² | 75 m² | +26 m² +53% | 2022 |
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| Flat 9, Stanford Court, Friern Barnet Road476 m away | 43 m² | 69 m² | +26 m² +60% | 2021 |
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| 25, Carlton Road456 m away | 138 m² | 163 m² | +25 m² +18% | 2026 |
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| 8, Oakleigh Road South537 m away | 60 m² | 85 m² | +25 m² +42% | 2026 |
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| 31, Sycamore Hill344 m away | 38 m² | 63 m² | +25 m² +66% | 2023 |
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| 39, Beaconsfield Road413 m away | 124 m² | 149 m² | +25 m² +20% | 2021 |
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| Flat 24, Hampden Court, Hampden Road890 m away | 24 m² | 49 m² | +25 m² +104% | 2017 |
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| 172, Poplar Grove650 m away | 25 m² | 50 m² | +25 m² +100% | 2014 |
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| Flat 203, Princess Park Manor, Royal Drive265 m away | 129 m² | 153 m² | +24 m² +19% | 2026 |
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| 52, Cromwell Road775 m away | 102 m² | 126 m² | +24 m² +24% | 2025 |
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| 3, Hemington Avenue871 m away | 160 m² | 184 m² | +24 m² +15% | 2022 |
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| Flat 362, Princess Park Manor East Wing, Royal Drive186 m away | 51 m² | 75 m² | +24 m² +47% | 2021 |
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| 41, Pembroke Road907 m away | 40 m² | 64 m² | +24 m² +60% | 2020 |
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| 14, Pembroke Road742 m away | 57 m² | 81 m² | +24 m² +42% | 2016 |
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| 6, Priory Villas, Colney Hatch Lane849 m away | 51 m² | 74 m² | +23 m² +45% | 2026 |
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| Flat 117, Princess Park Manor, Royal Drive115 m away | 76 m² | 99 m² | +23 m² +30% | 2025 |
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| Flat 6, Old Church Court, 7, Grove Road473 m away | 37 m² | 60 m² | +23 m² +62% | 2022 |
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| 18, Macdonald Road623 m away | 96 m² | 119 m² | +23 m² +24% | 2022 |
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| 58, Colebrook Way333 m away | 78 m² | 101 m² | +23 m² +29% | 2021 |
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| Flat 1, Alder Court, Cline Road835 m away | 45 m² | 68 m² | +23 m² +51% | 2021 |
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| 119, Friern Barnet Road412 m away | 59 m² | 82 m² | +23 m² +39% | 2020 |
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| 1, The Crescent639 m away | 132 m² | 155 m² | +23 m² +17% | 2020 |
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| 86, Goldsmith Road816 m away | 83 m² | 106 m² | +23 m² +28% | 2019 |
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| Flat 26, Alder Court, Cline Road835 m away | 42 m² | 65 m² | +23 m² +55% | 2018 |
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| 26, Falkland Avenue809 m away | 73 m² | 95 m² | +22 m² +30% | 2023 |
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| 19, Marshalls Close991 m away | 28 m² | 50 m² | +22 m² +79% | 2023 |
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| Flat 7, Old Church Court, 7, Grove Road473 m away | 38 m² | 60 m² | +22 m² +58% | 2022 |
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| 30, Crescent Road788 m away | 82 m² | 104 m² | +22 m² +27% | 2019 |
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| 9, The Limes Avenue473 m away | 100 m² | 122 m² | +22 m² +22% | 2017 |
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| 41, Coverdale Road440 m away | 129 m² | 150 m² | +21 m² +16% | 2026 |
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| 44, Whitmore Close292 m away | 87 m² | 108 m² | +21 m² +24% | 2025 |
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| 57a, Glenthorne Road541 m away | 50 m² | 71 m² | +21 m² +42% | 2025 |
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| Flat 19, Old Church Court, 7, Grove Road473 m away | 53 m² | 74 m² | +21 m² +40% | 2024 |
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| 250, Sydney Road693 m away | 71 m² | 92 m² | +21 m² +30% | 2023 |
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| 41, Falkland Avenue809 m away | 83 m² | 104 m² | +21 m² +25% | 2023 |
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| 72a, Pembroke Road910 m away | 51 m² | 72 m² | +21 m² +41% | 2022 |
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| 6, Hatley Close902 m away | 117 m² | 138 m² | +21 m² +18% | 2016 |
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| 21, Alexandra Road635 m away | 57 m² | 78 m² | +21 m² +37% | 2011 |
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| 2, Glenthorne Road490 m away | 41 m² | 62 m² | +21 m² +51% | 2009 |
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| 8, Dudrich Close789 m away | 106 m² | 126 m² | +20 m² +19% | 2024 |
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| Flat 348, Princess Park Manor East Wing, Royal Drive186 m away | 56 m² | 76 m² | +20 m² +36% | 2023 |
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| 1, Thatchers Court, 11, Montmorency Gardens638 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
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| Flat 177, Princess Park Manor, Royal Drive327 m away | 98 m² | 118 m² | +20 m² +20% | 2018 |
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| Flat 26, Haslam Court, Waterfall Road631 m away | 69 m² | 89 m² | +20 m² +29% | 2015 |
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| 12, Beaconsfield Road436 m away | 48 m² | 68 m² | +20 m² +42% | 2010 |
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| 128, Palmers Road701 m away | 65 m² | 84 m² | +19 m² +29% | 2023 |
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| Flat 5, Jackson House, 22, Highview Gardens762 m away | 61 m² | 80 m² | +19 m² +31% | 2022 |
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| Flat 7, Jackson House, 22, Highview Gardens762 m away | 61 m² | 80 m² | +19 m² +31% | 2022 |
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| 140, High Road397 m away | 49 m² | 68 m² | +19 m² +39% | 2020 |
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| 16, Cromwell Road775 m away | 77 m² | 96 m² | +19 m² +25% | 2020 |
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| 13, Kettlewell Close168 m away | 113 m² | 132 m² | +19 m² +17% | 2014 |
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| Flat 6, Princess Park Manor, Royal Drive129 m away | 95 m² | 114 m² | +19 m² +20% | 2012 |
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| 12, Glenthorne Road490 m away | 58 m² | 76 m² | +18 m² +31% | 2026 |
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| Flat 45, Jackson House, 22, Highview Gardens762 m away | 62 m² | 80 m² | +18 m² +29% | 2022 |
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| 2, Hampden Road928 m away | 77 m² | 95 m² | +18 m² +23% | 2022 |
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| 6, Thurlestone Avenue985 m away | 90 m² | 108 m² | +18 m² +20% | 2022 |
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| 106a, Palmers Road701 m away | 66 m² | 83 m² | +17 m² +26% | 2025 |
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| 3, Catterick Close279 m away | 96 m² | 113 m² | +17 m² +18% | 2022 |
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| 70, Firs Avenue600 m away | 67 m² | 84 m² | +17 m² +25% | 2022 |
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| 4, Viscount Close59 m away | 103 m² | 120 m² | +17 m² +17% | 2020 |
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| Flat 11, Gean Court, Cline Road887 m away | 64 m² | 81 m² | +17 m² +27% | 2020 |
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| 34, Macdonald Road623 m away | 60 m² | 77 m² | +17 m² +28% | 2019 |
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| 8, Kettlewell Close168 m away | 78 m² | 94 m² | +16 m² +21% | 2024 |
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| Flat B, 58, The Limes Avenue633 m away | 35 m² | 51 m² | +16 m² +46% | 2022 |
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| Flat 94, Princess Park Manor, Royal Drive115 m away | 60 m² | 76 m² | +16 m² +27% | 2020 |
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| 127a, Friern Barnet Road412 m away | 59 m² | 75 m² | +16 m² +27% | 2019 |
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| 40, Whitmore Close292 m away | 92 m² | 108 m² | +16 m² +17% | 2013 |
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| 6, Woodland Road319 m away | 48 m² | 64 m² | +16 m² +33% | 2012 |
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| 27, The Limes Avenue582 m away | 56 m² | 71 m² | +15 m² +27% | 2023 |
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| Flat 38, Jackson House, 22, Highview Gardens762 m away | 51 m² | 66 m² | +15 m² +29% | 2022 |
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| 54, Larch Close746 m away | 40 m² | 55 m² | +15 m² +38% | 2019 |
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| Flat 11, Beaconsfield Court, Beaconsfield Road357 m away | 55 m² | 70 m² | +15 m² +27% | 2017 |
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| 26, Balmoral Avenue0 m away | 52 m² | 67 m² | +15 m² +29% | 2014 |
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| Flat 253, Princess Park Manor, Royal Drive191 m away | 98 m² | 113 m² | +15 m² +15% | 2010 |
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| Flat 14, Old Church Court, 7, Grove Road473 m away | 25 m² | 40 m² | +15 m² +60% | 2009 |
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