51 Margery Wood, Welwyn Garden City, AL7 1UN

51 Margery Wood is a one-bedroom mid-terrace house in Welwyn Garden City (AL7 1UN). It has a recorded floor area of 47 m² (around 501 sq ft), construction records dating it to 1967-1975 and council tax band B. At 47 m² this is the smallest unit on EPC record across the building (47–88 m²). The building's EPC ratings span D to B, with this unit at the bottom. The home occupies a cul-de-sac position. The latest certificate (October 2011) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 75). The latest certificate is from October 2011, so improvements made since then won't be reflected.

Sale prices here have outpaced England HPI: 7.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£410/sq ft) was about 89% above the typical sold price in the postcode. At 47 m² it's 23.8% smaller than the typical home in the postcode (61 m² median across 31 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Most recent transfer: May 2021 at £205,000. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.