145 Blythway, Welwyn Garden City, AL7 1DS

145 Blythway is a semi-detached house in Welwyn Garden City (AL7 1DS). It has a recorded floor area of 100 m² (around 1078 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (October 2010) shows an E (score 40), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 71), a 2-band jump. The latest certificate is from October 2010, so improvements made since then won't be reflected.

Sale prices here have outpaced England HPI: 6.6% per year against 0% for the wider region. Today's modelled estimate of £413,000 sits 81.5% above the 2011 sale of £227,500. On a £-per-square-foot basis, the last sale (£211/sq ft) was about 24.1% below the postcode norm. At 100 m² the property is well over the postcode median (53 m² across 13 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 4 planning records sit against the property, 2 approved, 2 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. On the market in December 2011 and unlisted since — roughly 14 years.