17 Swift Close, Grange Park, Northampton, NN4 5AZ

17 Swift Close is a five-bedroom detached house in Grange Park, Northampton, Northampton (NN4 5AZ). It has a recorded floor area of 198 m² (around 2131 sq ft), construction records dating it to 2003-2006 and council tax band G. The latest certificate (February 2026) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since June 2010. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Average. This certificate was lodged in the last six months, so the rating reflects current condition. Other recorded features include a conservatory.

One planning record on file: an extension approved in 2009. Past consents include an extension, meaningful when judging how the property has evolved. At 198 m² it's 25.3% larger than the typical home in the postcode (158 m² median across 25 EPCs). Across 2002–2016, sale prices on this property compounded at 4% per year. Today's modelled estimate of £576,000 is 21.3% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£223/sq ft) was about 21.9% above the typical sold price in the postcode. Last sold in May 2016, so it's been off the market for around 10 years.