14 Marwell Close, Romford, RM1 2TE

14 Marwell Close is a one-bedroom end-of-terrace house in Romford (RM1 2TE). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1967-1975 and council tax band C. At 39 m² this is the 8th smallest of 41 units on EPC record in the building, where floor areas span 37–63 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (40 versus a best of 81). The latest certificate (July 2022) shows an E (score 40), well below the UK norm with real room to improve. Earlier certificates rated it D (April 2011); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity.

At 39 m² it's 17% smaller than the typical home in the postcode (47 m² median across 40 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1995–2023, sale prices on this property compounded at 6% per year. Today's modelled estimate of £223,000 is 11.5% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£476/sq ft) was about 75.6% above the typical sold price in the postcode. Last sale on file: £200,000 in January 2023.