9 Digswell House, Monks Rise, Welwyn Garden City, AL8 7NX

9 Digswell House is a five-bedroom mid-terrace house in Welwyn Garden City (AL8 7NX). It has a recorded floor area of 184 m² (around 1981 sq ft), construction records dating it to 1983-1990 and council tax band G. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Period features are noted in the property record. The latest certificate (July 2014) shows a C (score 76), near the top of the C band. When first surveyed in March 2009 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 85). The latest certificate is from July 2014, so improvements made since then won't be reflected.

At 184 m² it's 21% smaller than the typical home in the postcode (233 m² median across 10 EPCs). Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). Across 2001–2021, sale prices on this property compounded at 3% per year. Today's modelled estimate of £802,000 is 18.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£341/sq ft) was about 39.9% above the typical sold price in the postcode. Sold September 2021 for £675,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.