21 Casterbridge Court, Hardingstone, Northampton, NN4 6FD

21 Casterbridge Court is a three-bedroom mid-terrace house in Hardingstone, Northampton, Northampton (NN4 6FD). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (March 2021) shows a C (score 72). When first surveyed in February 2011 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 86).

At 79 m² the property is well over the postcode median (59 m² across 17 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2021, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £275,000 is 13.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£286/sq ft) was about 70% above the typical sold price in the postcode. Sold August 2021 for £243,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.