19 21, Ground Floor Flat, Boltro Road, Haywards Heath, RH16 1BP

19 21 is a two-bedroom semi-detached house in Haywards Heath (RH16 1BP). It has a recorded floor area of 66 m² (around 707 sq ft) and construction records dating it to 1950-1966. At 66 m² this is the 2nd smallest of 3 units on EPC record in 19 21, where floor areas span 40–72 m². The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (41 versus a best of 68). The latest certificate (November 2011) shows an E (score 41), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on electricity. The latest certificate is from November 2011, so improvements made since then won't be reflected.

It hasn't traded since October 2003, a hold of 23 years that's notably long for the area. At 66 m² it's 26.3% larger than the typical home in the postcode (52 m² median across 58 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £225,000 sits 181.3% above the 2003 sale of £80,000. On a £-per-square-foot basis, the last sale (£113/sq ft) was about 67.1% below the postcode norm.