21 Birchall Wood, Welwyn Garden City, AL7 2HL

21 Birchall Wood is a two-bedroom detached house in Welwyn Garden City (AL7 2HL). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (September 2013) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. The latest certificate is from September 2013, so improvements made since then won't be reflected.

Today's modelled estimate of £424,000 sits 63.1% above the 2014 sale of £260,000. On a £-per-square-foot basis, the last sale (£447/sq ft) was about 41% above the typical sold price in the postcode. At 54 m² it sits well below the postcode median (95 m² across 29 EPCs), making it one of the more compact homes locally. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last sold in February 2014, so it's been off the market for around 12 years.