Flat 4, 1 Tudor Avenue, Watford, WD24 7NU

Flat 4 is a two-bedroom end-of-terrace house in Watford (WD24 7NU). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (March 2018) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in August 2009 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Very Poor to Good. The recommended improvements would push it to C (score 77). At 58 m² this is the 2nd smallest of 13 units on EPC record in the building, where floor areas span 49–138 m². The building's EPC ratings span E to C across 13 units on file.

Held since September 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 £263,000 sits 415.7% above the 1998 sale of £51,000. On a £-per-square-foot basis, the last sale (£82/sq ft) was about 70.5% below the postcode norm. At 58 m² it sits well below the postcode median (97 m² across 29 EPCs), making it one of the more compact homes locally.