21 Burns Drive, Hemel Hempstead, HP2 7NP

21 Burns Drive is a two-bedroom mid-terrace house in Hemel Hempstead (HP2 7NP). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1976-1982 and council tax band B. Tenure is freehold. At 50 m² this is the 13th smallest of 30 units on EPC record in the building, where floor areas span 39–99 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (October 2017) shows a C (score 72). When first surveyed in December 2008 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Poor to Good and window efficiency went from Very Poor to Good. The recommended improvements would push it to B (score 82). Main heating runs on electricity.

Held since July 1998 — that's 28 years off the open market, well above the local norm. 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 £186,000 sits 300% above the 1998 sale of £46,500. On a £-per-square-foot basis, the last sale (£86/sq ft) was about 48.4% below the postcode norm. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs).