12 Silk Mill, Mill Road, Macclesfield, SK11 6TE

12 Silk Mill is a mid-terrace house in Macclesfield (SK11 6TE). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to before 1900 and council tax band A. At 34 m² this is the smallest unit on EPC record across the building (34–102 m²). The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (17 versus a best of 80). The latest certificate (June 2020) shows a G (score 17), near the bottom of the EPC scale. Earlier certificates rated it F (February 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to D (score 63), a 3-band jump. Main heating runs on electricity.

Held since June 2006 — that's 20 years off the open market, well above the local norm. At 34 m² it sits well below the postcode median (55 m² across 24 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1999–2006, sale prices on this property compounded at 9% per year. Today's modelled estimate of £118,000 is 20.4% above the 2006 sale price. On a £-per-square-foot basis, the last sale (£268/sq ft) was about 92.2% above the typical sold price in the postcode.