Flat D, 4 Westland Road, Watford, WD17 1QS

Flat D is a semi-detached house in Watford (WD17 1QS). It has a recorded floor area of 50 m² (around 538 sq ft) and construction records dating it to before 1900. The latest certificate (July 2026) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2016. Between certificates, lighting went from Very Poor to Poor; while window efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 71). This certificate was lodged in the last six months, so the rating reflects current condition.

Today's modelled estimate of £231,000 is 20.3% below the 2016 sale of £290,000, 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 (£539/sq ft) was about 144.1% above the typical sold price in the postcode. 10 years since the last transfer (September 2016). At 50 m² it's 26.5% smaller than the typical home in the postcode (68 m² median across 13 EPCs).