21a, Station Road, Chadwell Heath, Romford, RM6 4BE

21a is a one-bedroom end-of-terrace house in Chadwell Heath, Romford, Romford (RM6 4BE). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1930-1949 and council tax band A. At 39 m² this is the 3rd smallest of 19 units on EPC record in the building, where floor areas span 32–82 m². The building's EPC ratings span D to B, with this unit at the bottom. Period features are noted in the property record. The latest certificate (February 2026) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since December 2025. The recommended improvements would push it to C (score 72). This certificate was lodged in the last six months, so the rating reflects current condition.

Held since October 1998 — that's 28 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £291,000 sits 288% above the 1998 sale of £75,000. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 57.7% below the postcode norm. At 39 m² it sits well below the postcode median (61 m² across 18 EPCs), making it one of the more compact homes locally.