16 Chelveston, Welwyn Garden City, AL7 2PW

16 Chelveston is a four-bedroom detached house in Welwyn Garden City (AL7 2PW). It has a recorded floor area of 100 m² (around 1076 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (October 2014) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2012. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Average to Very Good; while roof efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from October 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory. Records show the property has been extended at some point in its history.

Sale prices here have outpaced England HPI: 6.7% per year against 0% for the wider region. Today's modelled estimate of £576,000 is 45.8% above the 2014 sale price. One planning record on file: an extension approved in 2003. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. 12 years since the last transfer (May 2014). At 100 m² it's 15.3% smaller than the typical home in the postcode (118 m² median across 13 EPCs).