21 Chaulden House Gardens, Hemel Hempstead, HP1 2BP

21 Chaulden House Gardens is a two-bedroom end-of-terrace house in Hemel Hempstead (HP1 2BP). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (January 2016) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since October 2010. Between certificates, main heating went from Poor to Average; while lighting dropped from Good to Average. The recommended improvements would push it to C (score 80). Main heating runs on electricity. The latest certificate is from January 2016, so improvements made since then won't be reflected. At 62 m² this is the 4th 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 and outbuildings.

Sale prices here have outpaced England HPI: 4.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£402/sq ft) was about 81.1% above the typical sold price in the postcode. At 62 m² it's 22.1% 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). Last sale on file: £268,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.