4 Alfred Knight Close, Duston, Northampton, NN5 6FB

4 Alfred Knight Close is a five-bedroom detached house in Duston, Northampton, Northampton (NN5 6FB). It has a recorded floor area of 132 m² (around 1421 sq ft), construction records dating it to 2007 onwards and council tax band E. The latest certificate (September 2016) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (June 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 86). Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.

At 132 m² the property is well over the postcode median (48 m² across 19 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. On the market in February 2017 and unlisted since — roughly 9 years. Across 2009–2017, sale prices on this property compounded at 4.1% per year. Today's modelled estimate of £428,000 is 32.5% above the 2017 sale price.