Flat 3, 64 Chalk Hill, Watford, WD19 4BX

Flat 3 is a one-bedroom semi-detached house in Watford (WD19 4BX). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 1900-1929 and council tax band B. At 38 m² this is the 3rd smallest of 8 units on EPC record in the building, where floor areas span 32–75 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 (59 versus a best of 79). The latest certificate (April 2023) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 3 certificates since May 2012. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Average to Good; while roof efficiency dropped from Average to Very Poor.

At 38 m² it sits well below the postcode median (60 m² across 28 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £240,000 is 35.2% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£434/sq ft) was about 76.1% above the typical sold price in the postcode. Last changed hands 13 years ago, in July 2013.