12 Abon House, Sea Mills Lane, Bristol, BS9 1DU

12 Abon House is a two-bedroom semi-detached house in Bristol (BS9 1DU). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1967-1975 and council tax band B. Tenure is freehold. The latest certificate (March 2018) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on electricity. At 57 m² this is the 13th smallest of 15 units on EPC record in the building, where floor areas span 46–59 m². The building's EPC ratings span F to C across 15 units on file.

Held since July 2001 — that's 25 years off the open market, well above the local norm. Across 1997–2001, sale prices on this property compounded at 10.1% per year. Today's modelled estimate of £235,000 sits 176.5% above the 2001 sale of £85,000. On a £-per-square-foot basis, the last sale (£139/sq ft) was about 38.8% below the postcode norm. At 57 m² it's 16.3% larger than the typical home in the postcode (49 m² median across 14 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).