4 Aldock, Welwyn Garden City, AL7 4QF

4 Aldock is a detached house in Welwyn Garden City (AL7 4QF). It has a recorded floor area of 137 m² (around 1475 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (May 2022) shows a C (score 74). When first surveyed in December 2016 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 82).

At 137 m² the property is well over the postcode median (103 m² across 7 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Sale prices here have lagged England HPI: -69.2% per year against 0% for the wider region. Today's modelled estimate of £736,000 sits 302780.7% above the 2023 sale of £243. On a £-per-square-foot basis, the last sale (£0/sq ft) was about 100% below the postcode norm. 6 planning records sit against the property, 4 approved, 2 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Sold November 2023 for £243.