Blackthorne House, Flat 5, 15 Longwood Road, Rednal, Birmingham, B45 9NH

Blackthorne House is a two-bedroom detached house in Rednal, Birmingham, Birmingham (B45 9NH). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1967-1975 and council tax band A. At 66 m² this is the 4th smallest of 5 units on EPC record in Blackthorne House, where floor areas span 62–66 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 (62 versus a best of 76). The latest certificate (August 2010) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 73). The latest certificate is from August 2010, so improvements made since then won't be reflected.

Held since August 2010 — that's 16 years off the open market, well above the local norm. Across the public record there are 6 sales, relatively high churn for a single property. Across 1995–2010, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £123,000 sits 59.7% above the 2010 sale of £77,000. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).