Grange House, Flat 3, Grange Road, Gravesend, DA11 0EB

Grange House is a semi-detached house in Gravesend (DA11 0EB). It has a recorded floor area of 31 m² (around 334 sq ft), construction records dating it to 1976-1982 and council tax band B. The latest certificate (October 2021) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in February 2011 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Very Poor to Average. The recommended improvements would push it to C (score 77). Main heating runs on electricity. At 31 m² this is the 3rd 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 across 21 units on file.

Untraded for 15 years, with the last transfer in May 2011. Across the public record there are 4 sales, relatively high churn for a single property. Across 1997–2011, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £117,000 sits 67.1% above the 2011 sale of £70,000. On a £-per-square-foot basis, the last sale (£210/sq ft) was about 58.2% above the typical sold price in the postcode. At 31 m² it's 27.9% smaller than the typical home in the postcode (43 m² median across 20 EPCs).