55a, Gerrish Avenue, Whitehall, Bristol, BS5 9DG

55a is a one-bedroom mid-terrace house in Whitehall, Bristol, Bristol (BS5 9DG). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1900-1929 and council tax band A. At 42 m² this is the smallest unit on EPC record across the building (42–119 m²). The building's EPC ratings span E to B across 30 units on file. The latest certificate (June 2019) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (June 2009); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 75).

Held since February 2002 — that's 25 years off the open market, well above the local norm. Today's modelled estimate of £184,000 sits 354.3% above the 2002 sale of £40,500. On a £-per-square-foot basis, the last sale (£90/sq ft) was about 35.8% below the postcode norm. At 42 m² it sits well below the postcode median (91 m² across 29 EPCs), making it one of the more compact homes locally.