20 King Street, Delph, Oldham, OL3 5DQ

20 King Street is a mid-terrace house in Delph, Oldham, Oldham (OL3 5DQ). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to before 1900 and council tax band A. At 53 m² this is the smallest unit on EPC record across the building (53–235 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 (14 versus a best of 70). The latest certificate (April 2026) shows a G (score 14), near the bottom of the EPC scale. Earlier certificates rated it E (September 2015); the latest reading is 2 bands lower. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Poor; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Good to Very Poor. The recommended improvements would lift it to D (score 68), a 3-band jump. Main heating runs on to be used only when there is no heating/hot. This certificate was lodged in the last six months, so the rating reflects current condition.

At 53 m² it sits well below the postcode median (178 m² across 9 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. 3 planning records sit against the property, 1 approved, 2 refused. The record references listed-building consent, which constrain future alterations.