Flat 2, 46 Chalk Hill, Watford, WD19 4BX

Flat 2 is a one-bedroom semi-detached house in Watford (WD19 4BX). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to before 1900 and council tax band B. At 49 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 37–52 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (68 versus a best of 75). The latest certificate (November 2019) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76).

It hasn't traded since December 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £230,000 sits 303.5% above the 1998 sale of £57,000. On a £-per-square-foot basis, the last sale (£108/sq ft) was about 58.1% below the postcode norm. At 49 m² it's 18.3% smaller than the typical home in the postcode (60 m² median across 28 EPCs).