13 Boleyn House, Lady Anne Court, Skeldergate, York, YO1 6DT

13 Boleyn House is a one-bedroom semi-detached house in York (YO1 6DT). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (May 2020) returns a B (score 83), comfortably above the UK average. When first surveyed in September 2009 the rating was C, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Poor to Very Good and main heating went from Poor to Average. Main heating runs on electricity. At 52 m² this is the 4th smallest of 11 units on EPC record in the building, where floor areas span 42–93 m². The building's EPC ratings span D to B, with this unit at the top. Other recorded features include a balcony.

Held since September 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £192,000 sits 195.4% above the 1997 sale of £65,000. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 45% below the postcode norm. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs).