Grange House, Flat 17, Grange Road, Gravesend, DA11 0EB

Grange House is an end-of-terrace house in Gravesend (DA11 0EB). It has a recorded floor area of 31 m² (around 339 sq ft), construction records dating it to 1976-1982 and council tax band B. The latest certificate (March 2012) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 70), a 3-band jump. Main heating runs on electricity. The latest certificate is from March 2012, so improvements made since then won't be reflected. At 31 m² this is the 6th smallest of 21 units on EPC record in Grange House, where floor areas span 28–49 m². The building's EPC ratings span F to B, with this unit at the bottom. On EPC score it ranks last in the building (37 versus a best of 83).

At 31 m² it's 26.9% smaller than the typical home in the postcode (43 m² median across 20 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1995–2012, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £127,000 sits 62.8% above the 2012 sale of £78,000. On a £-per-square-foot basis, the last sale (£230/sq ft) was about 77.9% above the typical sold price in the postcode. Last sold in November 2012, so it's been off the market for around 14 years. Across the public record there are 4 sales, relatively high churn for a single property.