Copythorne House, Flat 1, 9 Gordon Road, Haywards Heath, RH16 1EL

Copythorne House is an end-of-terrace house in Haywards Heath (RH16 1EL). It has a recorded floor area of 42 m² (around 452 sq ft) and construction records dating it to 1930-1949. At 42 m² this is the smallest unit on EPC record across Copythorne House (42–78 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (63 versus a best of 76). The latest certificate (April 2021) shows a D (score 63), on the cusp of jumping into the C band. Earlier certificates rated it C (October 2008); the latest reading is one band lower. Between certificates, wall efficiency dropped from Average to Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 71).

At 42 m² it sits well below the postcode median (79 m² across 48 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Across 2007–2023, sale prices on this property compounded at 1.4% per year. Today's modelled estimate of £216,000 is 16.8% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£409/sq ft) was about 50.5% above the typical sold price in the postcode. Sold November 2023 for £185,000.