Flat 2, 43 Semilong Road, Northampton, NN2 6BT

Flat 2 is a semi-detached house in Northampton (NN2 6BT). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1900-1929 and council tax band A. At 35 m² this is the smallest unit on EPC record across the building (35–59 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (August 2022) shows a C (score 72). When first surveyed in December 2018 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor.

It hasn't traded since March 1999, a hold of 27 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £116,000 sits 625% above the 1999 sale of £16,000. On a £-per-square-foot basis, the last sale (£42/sq ft) was about 65.6% below the postcode norm. At 35 m² it's 15.7% smaller than the typical home in the postcode (42 m² median across 38 EPCs).