5 Aldock, Welwyn Garden City, AL7 4QF

5 Aldock is a four-bedroom detached house in Welwyn Garden City (AL7 4QF). It has a recorded floor area of 131 m² (around 1410 sq ft), construction records dating it to 1950-1966 and council tax band F. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Records show the property has been extended at some point in its history. The latest certificate (December 2025) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 75). This certificate was lodged in the last six months, so the rating reflects current condition.

Held since June 2004 — that's 22 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 10.6% per year against 0% for the wider region. Today's modelled estimate of £708,000 sits 91.4% above the 2004 sale of £370,000. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 28.7% below the postcode norm. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. At 131 m² it's 27.2% larger than the typical home in the postcode (103 m² median across 7 EPCs).