17 Greenfield Avenue, Northampton, NN3 2AA

17 Greenfield Avenue is a four-bedroom semi-detached house in Northampton (NN3 2AA). It has a recorded floor area of 142 m² (around 1528 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (July 2022) shows a C (score 71). When first surveyed in April 2018 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor and roof efficiency went from Very Poor to Good. The recommended improvements would push it to B (score 81). Period features are noted in the property record. Records show the property has been extended at some point in its history.

One planning record on file: an extension approved in 2009. Past consents include an extension, meaningful when judging how the property has evolved. At 142 m² it's 24.6% larger than the typical home in the postcode (114 m² median across 21 EPCs). Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Across 2007–2022, sale prices on this property compounded at 3.9% per year. On a £-per-square-foot basis, the last sale (£278/sq ft) was about 38.6% above the typical sold price in the postcode. Most recent transfer: October 2022 at £425,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.