21 Bowes Lyon Mews, St Albans, AL3 4PF

21 Bowes Lyon Mews is a two-bedroom semi-detached house in St Albans (AL3 4PF). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1900-1929 and council tax band E. At 71 m² this is the 6th smallest of 21 units on EPC record in the building, where floor areas span 52–134 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (March 2016) shows a C (score 69), just inside the C band. Earlier certificates rated it B (October 2008); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Very Poor. The recommended improvements would push it to B (score 82). The latest certificate is from March 2016, so improvements made since then won't be reflected.

At 71 m² it sits well below the postcode median (118 m² across 20 EPCs), making it one of the more compact homes locally. Last sale on file: £445,000 in June 2021. 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. Across 1997–2021, sale prices on this property compounded at 6.1% per year. Today's modelled estimate of £498,000 is 11.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£582/sq ft) was about 82.4% above the typical sold price in the postcode.