3 Blackberry Apartments, Merlin Way, Hartlepool, TS26 0ZE

3 Blackberry Apartments is a two-bedroom detached house in Hartlepool (TS26 0ZE). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1983-1990 and council tax band B. At 73 m² this is the 9th smallest of 10 units on EPC record in the building, where floor areas span 56–91 m². The building's EPC ratings span C to B, with this unit at the bottom. On EPC score it ranks last in the building (78 versus a best of 85). The latest certificate (May 2019) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (March 2010); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good.

Untraded for 17 years, with the last transfer in March 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 73 m² it's 28.1% larger than the typical home in the postcode (57 m² median across 9 EPCs). Today's modelled estimate of £106,000 is 17.8% above the 2009 sale price. On a £-per-square-foot basis, the last sale (£115/sq ft) was about 16.3% below the postcode norm.