Chelsea House, 10, 599 Witan Gate, Milton Keynes, MK9 2BU

Chelsea House is a two-bedroom end-of-terrace house in Milton Keynes (MK9 2BU). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1996-2002 and council tax band C. At 67 m² this is the 36th smallest of 48 units on EPC record in Chelsea House, where floor areas span 43–85 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (August 2023) shows a C (score 74). The rating has held steady at C across 2 certificates since September 2013. Between certificates, lighting went from Good to Very Good.

At 67 m² the property is well over the postcode median (50 m² across 47 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs). Across 2007–2017, sale prices on this property compounded at 4.9% per year. On a £-per-square-foot basis, the last sale (£326/sq ft) was about 47.5% above the typical sold price in the postcode. On the market in August 2017 and unlisted since — roughly 9 years.