Astonthorpe House, Apartment 1, 308 Tadcaster Road, York, YO24 1HF

Astonthorpe House is a two-bedroom detached house in York (YO24 1HF). It has a recorded floor area of 134 m² (around 1445 sq ft), construction records dating it to 2003-2006 and council tax band D. At 134 m² this is the largest unit on EPC record across Astonthorpe House (50–134 m²). The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (69 versus a worst of 42). The latest certificate (September 2010) shows a C (score 69), just inside the C band. When first surveyed in January 2009 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, lighting went from Very Poor to Poor and main heating went from Poor to Average. Main heating runs on electricity. The latest certificate is from September 2010, so improvements made since then won't be reflected.

Held since June 2005 — that's 21 years off the open market, well above the local norm. At 134 m² the property is well over the postcode median (99 m² across 11 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Today's modelled estimate of £383,000 sits 53.2% above the 2005 sale of £250,000. On a £-per-square-foot basis, the last sale (£173/sq ft) was about 35.3% below the postcode norm. 6 planning records sit against the property, 2 approved, 3 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations.