18 Markham Avenue, Carcroft, Doncaster, DN6 8DT

18 Markham Avenue is a semi-detached house in Carcroft, Doncaster, Doncaster (DN6 8DT). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1900-1929 and council tax band A. At 35 m² this is the smallest unit on EPC record across the building (35–158 m²). The building's EPC ratings span G to C across 47 units on file. The latest certificate (October 2018) shows an E (score 49), well below the UK norm with real room to improve. The rating has held steady at E across 4 certificates since January 2013. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 74), a 2-band jump.

At 35 m² it sits well below the postcode median (97 m² across 46 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £117,000 is 37.6% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£226/sq ft) was about 260.3% above the typical sold price in the postcode. Last sale on file: £85,000 in November 2018.