31b, East Park Road, Blackburn, BB1 8DW

31b is a two-bedroom mid-terrace house in Blackburn (BB1 8DW). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1930-1949 and council tax band B. At 51 m² this is the 4th smallest of 46 units on EPC record in the building, where floor areas span 42–331 m². The building's EPC ratings span G to C, with this unit at the top. The latest certificate (November 2016) shows a C (score 72). The rating has held steady at C across 3 certificates since October 2013. Between certificates, wall efficiency went from Poor to Average and hot-water efficiency went from Average to Good.

Today's modelled estimate of £111,000 sits 88.1% above the 2016 sale of £59,000. On a £-per-square-foot basis, the last sale (£107/sq ft) was about 53.9% above the typical sold price in the postcode. At 51 m² it sits well below the postcode median (144 m² across 45 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Last changed hands 9 years ago, in December 2016.