21 Cumberland Court, Carlisle Avenue, St Albans, AL3 5LS

21 Cumberland Court is a two-bedroom end-of-terrace house in St Albans (AL3 5LS). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1967-1975 and council tax band C. At 68 m² this is the largest unit on EPC record across the building (47–68 m²). The building's EPC ratings span E to C across 25 units on file. The latest certificate (January 2015) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 70). Main heating runs on electricity. The latest certificate is from January 2015, so improvements made since then won't be reflected.

Untraded for 29 years, with the last transfer in July 1997. 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 £331,000 sits 314% above the 1997 sale of £79,950. On a £-per-square-foot basis, the last sale (£109/sq ft) was about 61.4% below the postcode norm. At 68 m² it's 25.9% larger than the typical home in the postcode (54 m² median across 24 EPCs).