30 Dellcott Close, Welwyn Garden City, AL8 7BB

30 Dellcott Close is a four-bedroom semi-detached house in Welwyn Garden City (AL8 7BB). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (August 2020) shows a C (score 69), just inside the C band. When first surveyed in October 2014 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good, window efficiency went from Poor to Good and lighting went from Average to Very Good; while wall efficiency dropped from Good to Average. Other recorded features include attached land beyond the plot.

6 planning records sit against the property, 6 approved, 0 refused. Past consents include an extension, a garage conversion and tree works, meaningful when judging how the property has evolved. At 128 m² it's 20.2% larger than the typical home in the postcode (107 m² median across 8 EPCs). Its energy rating outperforms most of the postcode (better than 88% of similar EPCs). Across 2014–2021, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £957,000 is 15.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£601/sq ft) was about 66.4% above the typical sold price in the postcode. Sold February 2021 for £827,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.