Chelsea House, 18, 599 Witan Gate, Milton Keynes, MK9 2BU

Chelsea House is a two-bedroom mid-terrace house in Milton Keynes (MK9 2BU). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 2007-2011 and council tax band C. The latest certificate (July 2022) returns a B (score 84), comfortably above the UK average. The rating has held steady at B across 2 certificates since March 2012. Between certificates, lighting went from Poor to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. At 76 m² this is the 43rd 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 top.

At 76 m² the property is well over the postcode median (50 m² across 47 EPCs), placing it in the larger end of the local stock. On the market in August 2017 and unlisted since — roughly 9 years. Across the public record there are 5 sales, relatively high churn for a single property. Across 2007–2017, sale prices on this property compounded at 5.4% per year. On a £-per-square-foot basis, the last sale (£293/sq ft) was about 30.5% above the typical sold price in the postcode.