Grove House, Flat 9, Blackheath Grove, Lewisham, London, SE3 0DG

Grove House is a three-bedroom mid-terrace house in Lewisham, London, London (SE3 0DG). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1950-1966 and council tax band C. At 69 m² this is the 4th smallest of 9 units on EPC record in Grove House, where floor areas span 62–89 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (46 versus a best of 75). Other recorded features include a balcony. The latest certificate (June 2013) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 70), a 2-band jump. The latest certificate is from June 2013, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £490,000 is 48.5% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£444/sq ft) was about 102.5% above the typical sold price in the postcode. Last sold in September 2013, so it's been off the market for around 13 years.