11a Greystone Court, South Street, Eastbourne, BN21 4LP

11a Greystone Court is a mid-terrace house in Eastbourne (BN21 4LP). It has a recorded floor area of 43 m² (around 465 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (November 2008) shows an F (score 31), near the bottom of the EPC scale. The recommended improvements would push it to E (score 43). Main heating runs on electricity. The latest certificate is from November 2008, so improvements made since then won't be reflected. At 43 m² this is the 5th smallest of 17 units on EPC record in the building, where floor areas span 30–66 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (31 versus a best of 74).

It hasn't traded since November 2010, a hold of 16 years that's notably long for the area. At 43 m² it's 21.4% smaller than the typical home in the postcode (55 m² median across 16 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £141,000 sits 73% above the 2010 sale of £81,500. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 17.1% above the typical sold price in the postcode.