11 Coronation Avenue, Blackburn, BB2 5EL

11 Coronation Avenue is a three-bedroom mid-terrace house in Blackburn (BB2 5EL). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (November 2012) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since December 2010. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Average; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 87), a 2-band jump. The latest certificate is from November 2012, so improvements made since then won't be reflected.

Across 1997–2011, sale prices on this property compounded at 3.2% per year. Today's modelled estimate of £153,000 sits 146.8% above the 2011 sale of £62,000. On a £-per-square-foot basis, the last sale (£70/sq ft) was about 47.4% below the postcode norm. Last changed hands 15 years ago, in September 2011. Across the public record there are 4 sales, relatively high churn for a single property.