Flat 1, 129 Preston New Road, Blackburn, BB2 6BJ

Flat 1 is an end-of-terrace house in Blackburn (BB2 6BJ). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1930-1949 and council tax band A. At 61 m² this is the largest unit on EPC record across the building (36–61 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (58 versus a best of 69). The latest certificate (October 2022) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since March 2013. Between certificates, wall efficiency went from Very Poor to Poor.

It hasn't traded since October 1997, a hold of 29 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. At 61 m² it's 17.3% larger than the typical home in the postcode (52 m² median across 23 EPCs). Today's modelled estimate of £228,000 is 38.2% above the 1997 sale price. On a £-per-square-foot basis, the last sale (£251/sq ft) was about 284.3% above the typical sold price in the postcode.