Flat 2, 2 Saberton Close, Redbourn, St Albans, AL3 7DS

Flat 2 is a semi-detached house in Redbourn, St. Albans, St Albans (AL3 7DS). It has a recorded floor area of 50 m² (around 541 sq ft), construction records dating it to 1900-1929 and council tax band B. At 50 m² this is the smallest unit on EPC record across the building (50–133 m²). The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (48 versus a best of 67). The latest certificate (September 2011) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 56). The latest certificate is from September 2011, so improvements made since then won't be reflected.

Held since November 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 £249,000 sits 283.1% above the 1998 sale of £65,000. On a £-per-square-foot basis, the last sale (£120/sq ft) was about 63.3% below the postcode norm. At 50 m² it sits well below the postcode median (127 m² across 14 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).