Downton Court, Flat 12, Brook Street, Luton, LU3 1DU

Downton Court is an end-of-terrace house in Luton (LU3 1DU). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (December 2014) shows a G (score 14), near the bottom of the EPC scale. Earlier certificates rated it F (July 2013); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Poor to Very Poor and lighting dropped from Good to Average. The recommended improvements would push it to F (score 30). Main heating runs on electricity. The latest certificate is from December 2014, so improvements made since then won't be reflected. At 42 m² this is the 11th smallest of 26 units on EPC record in Downton Court, where floor areas span 35–49 m². The building's EPC ratings span G to B, with this unit at the bottom.

Held since November 2006 — that's 20 years off the open market, well above the local norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1996–2006, sale prices on this property compounded at 15.6% per year. Today's modelled estimate of £120,000 sits 81.8% above the 2006 sale of £66,000.