23 Brook View, Grange Park, Northampton, NN4 5DR

23 Brook View is a detached house in Grange Park, Northampton, Northampton (NN4 5DR). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 2003-2006 and council tax band B. At 44 m² this is the 2nd smallest of 43 units on EPC record in the building, where floor areas span 34–133 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (June 2019) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2009. Between certificates, lighting went from Average to Very Good and main heating went from Very Poor to Average; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

At 44 m² it's 29% smaller than the typical home in the postcode (62 m² median across 42 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). Across 2004–2016, sale prices on this property compounded at 1.7% per year. Today's modelled estimate of £129,000 is 12.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£243/sq ft) was about 26.6% above the typical sold price in the postcode. Last changed hands 10 years ago, in March 2016.