15 Warren Bank, Simpson, Milton Keynes, MK6 3AQ

15 Warren Bank is a mid-terrace house in Simpson, Milton Keynes, Milton Keynes (MK6 3AQ). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1967-1975 and council tax band A. At 48 m² this is the 5th smallest of 33 units on EPC record in the building, where floor areas span 43–76 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (January 2025) shows a C (score 69), just inside the C band. When first surveyed in December 2014 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, window efficiency went from Average to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Poor to Very Poor and main heating dropped from Good to Average. Main heating runs on electricity.

It hasn't traded since January 1997, a hold of 29 years that's notably long for the area. 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 £133,000 sits 600% above the 1997 sale of £19,000. On a £-per-square-foot basis, the last sale (£37/sq ft) was about 76.5% below the postcode norm. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs).