1 Holyrood Court, Marlborough Road, Watford, WD18 0QX

1 Holyrood Court is a one-bedroom mid-terrace house in Watford (WD18 0QX). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1983-1990 and council tax band B. At 40 m² this is the largest unit on EPC record across the building (29–40 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (February 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2010. Between certificates, wall efficiency went from Very Poor to Good, lighting went from Good to Very Good and main heating went from Poor to Average. The recommended improvements would push it to C (score 77). Main heating runs on electricity.

It hasn't traded since January 2000, a hold of 26 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 £212,000 sits 182.9% above the 2000 sale of £74,950. On a £-per-square-foot basis, the last sale (£174/sq ft) was about 45.8% below the postcode norm.