135 The Mount, York, YO24 1DU

135 The Mount is a five-bedroom semi-detached house in York (YO24 1DU). It has a recorded floor area of 175 m² (around 1884 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (May 2023) shows an E (score 42), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since April 2010. Between certificates, window efficiency went from Poor to Average, lighting went from Very Poor to Very Good and main heating went from Average to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to D (score 68). Period features are noted in the property record.

Untraded for 26 years, with the last transfer in August 2000. At 175 m² the property is well over the postcode median (105 m² across 15 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1998–2000, sale prices on this property compounded at 13.2% per year. Today's modelled estimate of £753,000 sits 222.5% above the 2000 sale of £233,500. On a £-per-square-foot basis, the last sale (£124/sq ft) was about 56.2% below the postcode norm.