61 Greenfield Avenue, Northampton, NN3 2AH

61 Greenfield Avenue is a two-bedroom end-of-terrace house in Northampton (NN3 2AH). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1967-1975 and council tax band A. Tenure is freehold. At 56 m² this is the 3rd smallest of 11 units on EPC record in the building, where floor areas span 38–85 m². The building's EPC ratings span D to C, with this unit at the bottom. Other recorded features include notable views and outbuildings. The latest certificate (February 2021) 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 March 2011. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average.

It hasn't traded since September 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 1997–2007, sale prices on this property compounded at 12.4% per year. Today's modelled estimate of £133,000 is 43% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£154/sq ft) was about 26.5% above the typical sold price in the postcode. At 56 m² it's 22.4% smaller than the typical home in the postcode (72 m² median across 10 EPCs).