Bell House, Flat 9, Lewis Way, Dagenham, RM10 8US

Bell House is a one-bedroom detached house in Dagenham (RM10 8US). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1991-1995 and council tax band B. At 59 m² this is the largest unit on EPC record across Bell House (38–59 m²). The building's EPC ratings span E to C across 11 units on file. The latest certificate (May 2021) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 3 certificates since September 2010. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 84), a 2-band jump. Main heating runs on electricity.

Held since December 2003 — that's 22 years off the open market, well above the local norm. Across 2000–2003, sale prices on this property compounded at 18.3% per year. Today's modelled estimate of £202,000 sits 112.6% above the 2003 sale of £94,995. On a £-per-square-foot basis, the last sale (£150/sq ft) was about 22.9% below the postcode norm. At 59 m² it's 21.6% larger than the typical home in the postcode (49 m² median across 10 EPCs).