Cheltenham House, Flat 1, Exeter Close, Watford, WD24 4BL

Cheltenham House is a two-bedroom semi-detached house in Watford (WD24 4BL). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1991-1995 and council tax band D. At 52 m² this is the 8th smallest of 21 units on EPC record in Cheltenham House, where floor areas span 44–55 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (December 2020) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2009. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Average to Very Good and main heating went from Poor to Average. The recommended improvements would push it to C (score 74). Main heating runs on electricity.

Untraded for 27 years, with the last transfer in August 1999. Across 1995–1999, sale prices on this property compounded at 10.1% per year. Today's modelled estimate of £264,000 sits 178% above the 1999 sale of £94,950. On a £-per-square-foot basis, the last sale (£170/sq ft) was about 21.7% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).