19a, Fairview Crescent, Harrow, HA2 9UB

19a is a one-bedroom end-of-terrace house in Harrow (HA2 9UB). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1930-1949 and council tax band C. At 44 m² this is the 2nd smallest of 21 units on EPC record in the building, where floor areas span 34–190 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (August 2020) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it D (July 2010); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Poor to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to D (score 64).

Untraded for 19 years, with the last transfer in October 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 44 m² it sits well below the postcode median (86 m² across 20 EPCs), making it one of the more compact homes locally. 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. Across 1999–2007, sale prices on this property compounded at 12.6% per year. Today's modelled estimate of £274,000 sits 56.1% above the 2007 sale of £175,500. On a £-per-square-foot basis, the last sale (£371/sq ft) was about 35.8% above the typical sold price in the postcode.