41 Park Lane, Northampton, NN5 6QA

41 Park Lane is a two-bedroom semi-detached house in Northampton (NN5 6QA). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (September 2015) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in August 2013 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good and main heating went from Average to Good; while roof efficiency dropped from Good to Average and lighting dropped from Very Good to Poor. The recommended improvements would lift it to B (score 90), a 2-band jump. The latest certificate is from September 2015, so improvements made since then won't be reflected.

One planning record on file: an extension approved in 2016. Past consents include an extension, meaningful when judging how the property has evolved. Across 2014–2016, sale prices on this property compounded at 11.5% per year. Today's modelled estimate of £213,000 is 31.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£358/sq ft) was about 79.7% above the typical sold price in the postcode. Last changed hands 10 years ago, in June 2016. At 42 m² it's 28.2% smaller than the typical home in the postcode (59 m² median across 24 EPCs).