23 Corn Mill Drive, Farnworth, Bolton, BL4 9EN

23 Corn Mill Drive is a one-bedroom detached house in Farnworth, Bolton, Bolton (BL4 9EN). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 2007 onwards and council tax band A. At 34 m² this is the smallest unit on EPC record across the building (34–123 m²). The building's EPC ratings span D to B across 38 units on file. The latest certificate (June 2019) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (May 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good.

Untraded for 18 years, with the last transfer in December 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 34 m² it sits well below the postcode median (94 m² across 37 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £103,000 is 14.5% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£246/sq ft) was about 61.9% above the typical sold price in the postcode.