18 Hartland House, Ferry Court, Cardiff, CF11 0JE

18 Hartland House is a mid-terrace house in Cardiff (CF11 0JE). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (August 2019) returns a B (score 84), comfortably above the UK average. The rating has held steady at B across 2 certificates since August 2009. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Average. Main heating runs on electricity. At 32 m² this is the 3rd smallest of 55 units on EPC record in the building, where floor areas span 22–79 m². The building's EPC ratings span D to B, with this unit at the top.

It hasn't traded since January 2004, a hold of 22 years that's notably long for the area. At 32 m² it sits well below the postcode median (62 m² across 54 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £141,000 is 48.4% above the 2004 sale price. On a £-per-square-foot basis, the last sale (£276/sq ft) was about 21.5% above the typical sold price in the postcode.