17 Chaulden House Gardens, Hemel Hempstead, HP1 2BP

17 Chaulden House Gardens is a two-bedroom mid-terrace house in Hemel Hempstead (HP1 2BP). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (January 2016) shows a D (score 55), a step below the typical UK home. The rating has held steady at D across 2 certificates since May 2010. Between certificates, lighting went from Average to Very Good and main heating went from Average to Good; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 77). The latest certificate is from January 2016, so improvements made since then won't be reflected. At 66 m² this is the 9th smallest of 31 units on EPC record in the building, where floor areas span 61–117 m². The building's EPC ratings span E to C across 31 units on file. Other recorded features include a balcony.

Untraded for 19 years, with the last transfer in February 2007. Across the public record there are 4 sales, relatively high churn for a single property. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced England HPI: 10.3% per year against 0% for the wider region. Today's modelled estimate of £250,000 sits 58.7% above the 2007 sale of £157,500. At 66 m² it's 17.1% smaller than the typical home in the postcode (80 m² median across 30 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).