9a, Ye Corner, Watford, WD19 4BS

9a is an end-of-terrace house in Watford (WD19 4BS). It has a recorded floor area of 31 m² (around 336 sq ft), construction records dating it to 1930-1949 and council tax band A. At 31 m² this is the 3rd smallest of 18 units on EPC record in the building, where floor areas span 29–75 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (August 2009) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 56). Main heating runs on electricity. The latest certificate is from August 2009, so improvements made since then won't be reflected.

Across 2002–2020, sale prices on this property compounded at 18.1% per year. Today's modelled estimate of £181,000 is 90.2% below the 2020 sale of £1,850,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£5,502/sq ft) was about 466.3% above the typical sold price in the postcode. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer: November 2020 at £1,850,000.