Flat 1, 19 Marriott Street, Semilong, Northampton, NN2 6AW

Flat 1 is a two-bedroom mid-terrace house in Semilong, Northampton, Northampton (NN2 6AW). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 2003-2006 and council tax band B. At 85 m² this is the largest unit on EPC record across the building (46–85 m²). The building's EPC ratings span C to B, with this unit at the top. On EPC score it ranks first in the building (82 versus a worst of 76). The latest certificate (January 2022) returns a B (score 82), comfortably above the UK average. When first surveyed in July 2011 the rating was C, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good.

At 85 m² it sits well below the postcode median (156 m² across 12 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £150,000 is 45.6% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£113/sq ft) was about 24.1% above the typical sold price in the postcode. 13 years since the last transfer (March 2013).