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 RM14 1SP
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 |
|---|---|---|---|---|
| 26, The Fairway691 m away | 126 m² | 300 m² | +174 m² +138% | 2020 |
| 96, Hall Lane888 m away | 122 m² | 272 m² | +150 m² +123% | 2020 |
| 90, Moor Lane642 m away | 114 m² | 238 m² | +124 m² +109% | 2026 |
| 2, The Fairway691 m away | 193 m² | 317 m² | +124 m² +64% | 2026 |
| 129, Hall Lane731 m away | 125 m² | 232 m² | +107 m² +86% | 2026 |
| 153, Hall Lane761 m away | 106 m² | 209 m² | +103 m² +97% | 2019 |
| 26, Eversleigh Gardens780 m away | 78 m² | 178 m² | +100 m² +128% | 2024 |
| 1, Kings Gardens258 m away | 104 m² | 204 m² | +100 m² +96% | 2023 |
| 2, Tamar Close582 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.
| 175 m² |
| +99 m² +130% |
| 2019 |
| 1, Crouch Valley168 m away | 99 m² | 197 m² | +98 m² +99% | 2016 |
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| 19, The Rodings304 m away | 68 m² | 163 m² | +95 m² +140% | 2019 |
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| 48, St Albans Avenue954 m away | 74 m² | 165 m² | +91 m² +123% | 2025 |
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| 48, Ingrebourne Gardens655 m away | 102 m² | 193 m² | +91 m² +89% | 2023 |
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| 21, Eversleigh Gardens822 m away | 80 m² | 170 m² | +90 m² +113% | 2021 |
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| 54, Marlborough Gardens513 m away | 229 m² | 319 m² | +90 m² +39% | 2017 |
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| 130, Severn Drive574 m away | 95 m² | 181 m² | +86 m² +91% | 2026 |
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| 1, Spenser Crescent941 m away | 109 m² | 194 m² | +85 m² +78% | 2023 |
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| 29, St Albans Avenue947 m away | 68 m² | 150 m² | +82 m² +121% | 2023 |
|---|
| 113, Hall Lane743 m away | 129 m² | 207 m² | +78 m² +60% | 2020 |
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| 50, Humber Drive510 m away | 81 m² | 158 m² | +77 m² +95% | 2023 |
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| 59, Fleet Avenue762 m away | 94 m² | 170 m² | +76 m² +81% | 2020 |
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| 2b, Grosvenor Gardens930 m away | 153 m² | 225 m² | +72 m² +47% | 2022 |
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| 33, Brunswick Avenue271 m away | 68 m² | 140 m² | +72 m² +106% | 2020 |
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| 43, Moor Lane642 m away | 82 m² | 151 m² | +69 m² +84% | 2025 |
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| 115, Severn Drive574 m away | 88 m² | 157 m² | +69 m² +78% | 2023 |
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| 20, Laburnham Gardens694 m away | 86 m² | 155 m² | +69 m² +80% | 2022 |
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| 15, Eversleigh Gardens822 m away | 96 m² | 163 m² | +67 m² +70% | 2026 |
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| 42, St Albans Avenue954 m away | 74 m² | 140 m² | +66 m² +89% | 2015 |
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| 13, Marlborough Gardens477 m away | 79 m² | 144 m² | +65 m² +82% | 2022 |
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| 86, Deyncourt Gardens985 m away | 108 m² | 172 m² | +64 m² +59% | 2023 |
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| 5, Masefield Drive863 m away | 81 m² | 144 m² | +63 m² +78% | 2021 |
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| 23, Eldred Gardens121 m away | 95 m² | 157 m² | +62 m² +65% | 2020 |
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| 152, Hall Lane797 m away | 125 m² | 187 m² | +62 m² +50% | 2020 |
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| 42, Eversleigh Gardens780 m away | 90 m² | 151 m² | +61 m² +68% | 2024 |
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| 39, Grosvenor Gardens944 m away | 120 m² | 181 m² | +61 m² +51% | 2022 |
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| 60, Front Lane471 m away | 59 m² | 118 m² | +59 m² +100% | 2015 |
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| 52, Cranham Gardens410 m away | 140 m² | 196 m² | +56 m² +40% | 2025 |
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| 8, Mersey Avenue439 m away | 81 m² | 137 m² | +56 m² +69% | 2025 |
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| 3, Laburnham Gardens694 m away | 61 m² | 116 m² | +55 m² +90% | 2026 |
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| 128, Front Lane147 m away | 121 m² | 176 m² | +55 m² +45% | 2025 |
|---|
| 136, Severn Drive574 m away | 86 m² | 141 m² | +55 m² +64% | 2014 |
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| 142, Hall Lane797 m away | 98 m² | 153 m² | +55 m² +56% | 2011 |
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| 1, Marlborough Gardens477 m away | 97 m² | 150 m² | +53 m² +55% | 2020 |
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| 22, River Drive903 m away | 118 m² | 171 m² | +53 m² +45% | 2020 |
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| 9, Grosvenor Gardens944 m away | 318 m² | 371 m² | +53 m² +17% | 2019 |
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| 1, Kennet Close223 m away | 78 m² | 130 m² | +52 m² +67% | 2026 |
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| 3, Marlborough Close433 m away | 77 m² | 129 m² | +52 m² +68% | 2026 |
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| 96, Marlborough Gardens278 m away | 93 m² | 145 m² | +52 m² +56% | 2021 |
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| 3, Chester Avenue959 m away | 100 m² | 151 m² | +51 m² +51% | 2024 |
|---|
| 5, Crouch Valley168 m away | 84 m² | 135 m² | +51 m² +61% | 2021 |
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| 97, Ingrebourne Gardens594 m away | 113 m² | 161 m² | +48 m² +42% | 2026 |
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| 2, Acacia Gardens718 m away | 70 m² | 118 m² | +48 m² +69% | 2024 |
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| 38, Kings Gardens365 m away | 84 m² | 132 m² | +48 m² +57% | 2019 |
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| 151, Hall Lane761 m away | 115 m² | 163 m² | +48 m² +42% | 2019 |
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| 31, Trent Avenue622 m away | 85 m² | 133 m² | +48 m² +56% | 2018 |
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| 6, Fleet Avenue730 m away | 105 m² | 153 m² | +48 m² +46% | 2018 |
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| 6, Plough Rise401 m away | 76 m² | 123 m² | +47 m² +62% | 2024 |
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| 5, Laburnham Gardens694 m away | 93 m² | 140 m² | +47 m² +51% | 2015 |
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| 47, Marlborough Gardens278 m away | 122 m² | 168 m² | +46 m² +38% | 2024 |
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| 6, Rectory Gardens933 m away | 159 m² | 205 m² | +46 m² +29% | 2023 |
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| 67, Roseberry Gardens699 m away | 78 m² | 124 m² | +46 m² +59% | 2022 |
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| 21, Acacia Gardens883 m away | 77 m² | 123 m² | +46 m² +60% | 2019 |
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| 23, Humber Drive510 m away | 92 m² | 137 m² | +45 m² +49% | 2026 |
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| 10, Briarleas Gardens226 m away | 84 m² | 129 m² | +45 m² +54% | 2024 |
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| 20, Mersey Avenue439 m away | 95 m² | 140 m² | +45 m² +47% | 2024 |
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| 36, Tabrums Way0 m away | 94 m² | 139 m² | +45 m² +48% | 2018 |
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| 97, Marlborough Gardens50 m away | 160 m² | 204 m² | +44 m² +28% | 2021 |
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| 8, Moultrie Way281 m away | 97 m² | 141 m² | +44 m² +45% | 2014 |
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| 1, Limerick Gardens608 m away | 74 m² | 117 m² | +43 m² +58% | 2026 |
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| 6, Crouch Valley168 m away | 77 m² | 119 m² | +42 m² +55% | 2026 |
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| 11, Marlborough Gardens477 m away | 124 m² | 165 m² | +41 m² +33% | 2024 |
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| 38, Queens Gardens603 m away | 106 m² | 147 m² | +41 m² +39% | 2023 |
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| 20, Heron Way610 m away | 82 m² | 123 m² | +41 m² +50% | 2021 |
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| 65, Limerick Gardens727 m away | 93 m² | 134 m² | +41 m² +44% | 2021 |
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| 186, Hall Lane797 m away | 155 m² | 196 m² | +41 m² +26% | 2016 |
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| 7, Forth Road466 m away | 102 m² | 143 m² | +41 m² +40% | 2014 |
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| 10, Nightingale Avenue673 m away | 83 m² | 123 m² | +40 m² +48% | 2021 |
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| 40, River Drive903 m away | 114 m² | 153 m² | +39 m² +34% | 2026 |
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| 124, Hall Lane731 m away | 151 m² | 190 m² | +39 m² +26% | 2024 |
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| 28, River Drive903 m away | 114 m² | 152 m² | +38 m² +33% | 2026 |
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| 18, Tabrums Way0 m away | 84 m² | 121 m² | +37 m² +44% | 2025 |
|---|
| 64, Marlborough Gardens278 m away | 115 m² | 152 m² | +37 m² +32% | 2022 |
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| 25, The Crescent400 m away | 80 m² | 117 m² | +37 m² +46% | 2021 |
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| 23, Eversleigh Gardens822 m away | 117 m² | 154 m² | +37 m² +32% | 2021 |
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| 74, Winchester Avenue994 m away | 98 m² | 135 m² | +37 m² +38% | 2012 |
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| 178, Front Lane654 m away | 67 m² | 103 m² | +36 m² +54% | 2023 |
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| 30, The Crescent322 m away | 76 m² | 112 m² | +36 m² +47% | 2022 |
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| 17, Queens Gardens603 m away | 78 m² | 113 m² | +35 m² +45% | 2026 |
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| 21, Kings Gardens258 m away | 51 m² | 85 m² | +34 m² +67% | 2025 |
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| 22, Clyde Crescent359 m away | 95 m² | 129 m² | +34 m² +36% | 2020 |
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| 2a, Cranham Gardens519 m away | 79 m² | 113 m² | +34 m² +43% | 2020 |
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| 1, Roseberry Gardens616 m away | 56 m² | 90 m² | +34 m² +61% | 2016 |
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| 12, Mallard Close635 m away | 98 m² | 132 m² | +34 m² +35% | 2016 |
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| 59, Avon Road414 m away | 100 m² | 134 m² | +34 m² +34% | 2015 |
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| 5, Kings Gardens258 m away | 103 m² | 136 m² | +33 m² +32% | 2025 |
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| 6, Sunnycroft Gardens801 m away | 107 m² | 140 m² | +33 m² +31% | 2025 |
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| 44, Heron Way716 m away | 71 m² | 104 m² | +33 m² +46% | 2019 |
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| 20, Fleet Close683 m away | 97 m² | 130 m² | +33 m² +34% | 2018 |
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| 14, Rustic Close483 m away | 83 m² | 116 m² | +33 m² +40% | 2017 |
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| 202, Severn Drive661 m away | 119 m² | 152 m² | +33 m² +28% | 2017 |
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| 25, Acacia Gardens883 m away | 128 m² | 160 m² | +32 m² +25% | 2026 |
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| 135, Heron Way755 m away | 74 m² | 106 m² | +32 m² +43% | 2025 |
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| 39a, Laburnham Gardens901 m away | 87 m² | 119 m² | +32 m² +37% | 2020 |
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| 34, Nightingale Avenue673 m away | 98 m² | 130 m² | +32 m² +33% | 2019 |
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| 2a, Grosvenor Gardens930 m away | 199 m² | 231 m² | +32 m² +16% | 2019 |
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| 13, Fairholme Gardens871 m away | 71 m² | 103 m² | +32 m² +45% | 2016 |
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| 45, Plough Rise394 m away | 98 m² | 129 m² | +31 m² +32% | 2025 |
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| 115, Front Lane494 m away | 69 m² | 100 m² | +31 m² +45% | 2018 |
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| 2, Avon Road646 m away | 89 m² | 120 m² | +31 m² +35% | 2018 |
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| 4, Isis Drive451 m away | 83 m² | 113 m² | +30 m² +36% | 2024 |
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| 32, Severn Drive370 m away | 60 m² | 90 m² | +30 m² +50% | 2022 |
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| 79, Avon Road255 m away | 81 m² | 111 m² | +30 m² +37% | 2013 |
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| 37, River Drive887 m away | 131 m² | 160 m² | +29 m² +22% | 2023 |
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| 35, Eversleigh Gardens822 m away | 120 m² | 149 m² | +29 m² +24% | 2022 |
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| 8, Claremont Gardens862 m away | 189 m² | 218 m² | +29 m² +15% | 2021 |
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| 1, Masefield Drive863 m away | 125 m² | 153 m² | +28 m² +22% | 2026 |
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| 14, St Albans Avenue954 m away | 91 m² | 119 m² | +28 m² +31% | 2026 |
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| 1, Dee Close621 m away | 80 m² | 108 m² | +28 m² +35% | 2023 |
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| 73, Avon Road255 m away | 103 m² | 131 m² | +28 m² +27% | 2022 |
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| 5, Kerry Drive725 m away | 139 m² | 167 m² | +28 m² +20% | 2021 |
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| 32, Isis Drive451 m away | 74 m² | 102 m² | +28 m² +38% | 2017 |
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| 18, Peterborough Avenue837 m away | 91 m² | 118 m² | +27 m² +30% | 2024 |
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| 13, Holden Way623 m away | 170 m² | 197 m² | +27 m² +16% | 2020 |
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| 2a, Fairholme Gardens757 m away | 66 m² | 92 m² | +26 m² +39% | 2026 |
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| 26, The Crescent322 m away | 52 m² | 78 m² | +26 m² +50% | 2024 |
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| 19, St Albans Avenue947 m away | 97 m² | 123 m² | +26 m² +27% | 2024 |
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| 11, Tyne Close515 m away | 91 m² | 117 m² | +26 m² +29% | 2020 |
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| 94, Cranham Gardens448 m away | 68 m² | 94 m² | +26 m² +38% | 2017 |
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| 41, Ingrebourne Gardens815 m away | 152 m² | 178 m² | +26 m² +17% | 2015 |
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| 7, Ruskin Avenue896 m away | 86 m² | 111 m² | +25 m² +29% | 2024 |
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| 48, Avon Road549 m away | 86 m² | 111 m² | +25 m² +29% | 2022 |
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| 13, Worcester Avenue980 m away | 93 m² | 118 m² | +25 m² +27% | 2017 |
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| 10, The Crescent322 m away | 68 m² | 93 m² | +25 m² +37% | 2013 |
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| 43, River Drive887 m away | 143 m² | 168 m² | +25 m² +17% | 2012 |
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| 115, Roseberry Gardens699 m away | 81 m² | 105 m² | +24 m² +30% | 2026 |
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| 56, Waycross Road555 m away | 66 m² | 90 m² | +24 m² +36% | 2023 |
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| 17, Kings Gardens258 m away | 69 m² | 93 m² | +24 m² +35% | 2020 |
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| 34, Canterbury Avenue975 m away | 87 m² | 111 m² | +24 m² +28% | 2015 |
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| 25, River Drive887 m away | 90 m² | 114 m² | +24 m² +27% | 2013 |
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| 58, Front Lane471 m away | 72 m² | 95 m² | +23 m² +32% | 2026 |
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| 315, Front Lane315 m away | 83 m² | 106 m² | +23 m² +28% | 2021 |
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| 70, Laburnham Gardens901 m away | 57 m² | 80 m² | +23 m² +40% | 2013 |
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| 29, Roseberry Gardens699 m away | 79 m² | 101 m² | +22 m² +28% | 2023 |
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| 10, Chester Avenue963 m away | 83 m² | 105 m² | +22 m² +27% | 2018 |
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| 20, Moor Lane653 m away | 65 m² | 87 m² | +22 m² +34% | 2014 |
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| Flat 2, Alexander House, 329, Front Lane654 m away | 68 m² | 89 m² | +21 m² +31% | 2021 |
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| 75, Fleet Avenue762 m away | 104 m² | 125 m² | +21 m² +20% | 2020 |
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| 48, Eversleigh Gardens780 m away | 115 m² | 136 m² | +21 m² +18% | 2018 |
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| 76, Ingrebourne Gardens611 m away | 129 m² | 150 m² | +21 m² +16% | 2009 |
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| 51, Limerick Gardens727 m away | 87 m² | 107 m² | +20 m² +23% | 2026 |
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| 7, Plover Gardens815 m away | 82 m² | 102 m² | +20 m² +24% | 2024 |
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| 8a, Willow Parade614 m away | 32 m² | 52 m² | +20 m² +63% | 2016 |
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| 13, Dorkins Way321 m away | 61 m² | 81 m² | +20 m² +33% | 2012 |
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| 109, Front Lane494 m away | 100 m² | 120 m² | +20 m² +20% | 2011 |
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| 10, Stour Way578 m away | 104 m² | 123 m² | +19 m² +18% | 2021 |
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| 19, Griffin Avenue505 m away | 90 m² | 109 m² | +19 m² +21% | 2014 |
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| 25, Griffin Avenue505 m away | 93 m² | 111 m² | +18 m² +19% | 2022 |
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| 27, Stour Way529 m away | 71 m² | 89 m² | +18 m² +25% | 2021 |
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| 7, Lexington Way570 m away | 66 m² | 84 m² | +18 m² +27% | 2015 |
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| 10, Mersey Avenue439 m away | 104 m² | 122 m² | +18 m² +17% | 2013 |
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| 49, Clyde Crescent326 m away | 87 m² | 104 m² | +17 m² +20% | 2024 |
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| 88, Moor Lane642 m away | 78 m² | 95 m² | +17 m² +22% | 2021 |
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| 10, Plover Gardens815 m away | 78 m² | 95 m² | +17 m² +22% | 2020 |
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| 4, Blyth Walk228 m away | 69 m² | 86 m² | +17 m² +25% | 2017 |
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| 44, Cranham Gardens410 m away | 71 m² | 88 m² | +17 m² +24% | 2017 |
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| 60, Moor Lane642 m away | 67 m² | 83 m² | +16 m² +24% | 2024 |
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| 93a, Moor Lane575 m away | 74 m² | 90 m² | +16 m² +22% | 2023 |
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| 20, Severn Drive207 m away | 84 m² | 100 m² | +16 m² +19% | 2020 |
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| 18, Kingfisher Road644 m away | 82 m² | 98 m² | +16 m² +20% | 2018 |
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| 8, Fleet Avenue730 m away | 90 m² | 105 m² | +15 m² +17% | 2021 |
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| 5, Griffin Avenue505 m away | 79 m² | 94 m² | +15 m² +19% | 2020 |
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| 33, St Albans Avenue947 m away | 75 m² | 90 m² | +15 m² +20% | 2020 |
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| 40, Trent Avenue593 m away | 93 m² | 108 m² | +15 m² +16% | 2019 |
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| 45, Trent Avenue622 m away | 78 m² | 93 m² | +15 m² +19% | 2019 |
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| 2, Forth Road466 m away | 88 m² | 103 m² | +15 m² +17% | 2014 |
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| 5, Kennet Close223 m away | 82 m² | 97 m² | +15 m² +18% | 2013 |
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