47b, Braithwaite Avenue, Keighley, BD22 6ET

47b is a mid-terrace house in Keighley (BD22 6ET). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1930-1949 and council tax band A. At 45 m² this is the largest unit on EPC record across the building (36–45 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 69). The latest certificate (March 2022) shows an E (score 51), well below the UK norm with real room to improve. When first surveyed in September 2009 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Good and lighting went from Very Poor to Good. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on to be used only when there is no heating/hot.

Held since October 2006 — that's 20 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Across 2000–2006, sale prices on this property compounded at 26.3% per year. Today's modelled estimate of £102,000 sits 155% above the 2006 sale of £40,000. At 45 m² it's 18.4% larger than the typical home in the postcode (38 m² median across 22 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs).