6a, Green Lane, Addingham, Ilkley, LS29 0JH

6a is a two-bedroom semi-detached house in Addingham, Ilkley, Ilkley (LS29 0JH). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (November 2013) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it B (September 2009); the latest reading is 2 bands lower. Between certificates, roof efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. The latest certificate is from November 2013, so improvements made since then won't be reflected. At 61 m² this is the 3rd smallest of 22 units on EPC record in the building, where floor areas span 57–132 m². The building's EPC ratings span E to B across 22 units on file.

Across 2006–2013, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £148,000 is 35.8% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£166/sq ft) was about 29.7% below the postcode norm. 13 years since the last transfer (May 2013). At 61 m² it's 22% smaller than the typical home in the postcode (78 m² median across 21 EPCs).