1 Brockett Close, Welwyn Garden City, AL8 7BN

1 Brockett Close is a three-bedroom detached house in Welwyn Garden City (AL8 7BN). It has a recorded floor area of 127 m² (around 1367 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (October 2016) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in September 2011 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Our model identifies extension potential, subject to local planning policy.

At 127 m² the property is well over the postcode median (94 m² across 8 EPCs), placing it in the larger end of the local stock. 5 planning records sit against the property, 4 approved, 1 refused. Past consents include new windows, change of use to residential and an extension, meaningful when judging how the property has evolved. Across 2012–2017, sale prices on this property compounded at 5.4% per year. Today's modelled estimate of £1,006,000 is 26.1% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£584/sq ft) was about 59.1% above the typical sold price in the postcode. Last sold in April 2017, so it's been off the market for around 9 years.