14 Maria Street, Cardiff, CF10 5HG

14 Maria Street is a two-bedroom detached house in Cardiff (CF10 5HG). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1930-1949 and council tax band B. At 84 m² this is the 14th smallest of 25 units on EPC record in the building, where floor areas span 46–93 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (October 2015) 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 April 2009. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to C (score 77). The latest certificate is from October 2015, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £142,000 sits 82.1% above the 2014 sale of £78,000. On a £-per-square-foot basis, the last sale (£86/sq ft) was about 59% below the postcode norm. Last sold in February 2014, so it's been off the market for around 12 years.