19 Derry Avenue, Plymouth, PL4 6BH

19 Derry Avenue is a five-bedroom mid-terrace house in Plymouth (PL4 6BH). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (March 2014) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2013); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good and hot-water efficiency went from Good to Very Good; while roof efficiency dropped from Good to Very Poor and lighting dropped from Average to Very Poor. The recommended improvements would push it to C (score 76). The latest certificate is from March 2014, so improvements made since then won't be reflected. At 53 m² this is the 2nd smallest of 42 units on EPC record in the building, where floor areas span 43–178 m². The building's EPC ratings span E to C across 42 units on file.

Across 2002–2011, sale prices on this property compounded at 5% per year. Today's modelled estimate of £163,000 sits 132.9% above the 2011 sale of £70,000. At 53 m² it sits well below the postcode median (124 m² across 41 EPCs), making it one of the more compact homes locally. 15 years since the last transfer (August 2011).