11 North Twelfth Street, Milton Keynes, MK9 3BS

11 North Twelfth Street is a one-bedroom mid-terrace house in Milton Keynes (MK9 3BS). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1976-1982 and council tax band A. At 51 m² this is the 19th smallest of 31 units on EPC record in the building, where floor areas span 36–148 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (61 versus a best of 78). The latest certificate (September 2019) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Average and roof efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 75).

Across 1997–2016, sale prices on this property compounded at 8.7% per year. Today's modelled estimate of £160,000 is 11.9% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£260/sq ft) was about 33.9% above the typical sold price in the postcode. On the market in April 2016 and unlisted since — roughly 10 years.