Wellington House, Flat 21, Exeter Close, Watford, WD24 4BP

Wellington House is a one-bedroom mid-terrace house in Watford (WD24 4BP). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1996-2002 and council tax band C. At 42 m² this is the smallest unit on EPC record across Wellington House (42–57 m²). The building's EPC ratings span D to B across 22 units on file. The latest certificate (April 2019) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since January 2009. Between certificates, lighting went from Average to Very Good and main heating went from Poor to Average. The recommended improvements would push it to B (score 83). Main heating runs on electricity.

Sold January 2020 for £236,000. Across the public record there are 5 sales, relatively high churn for a single property. Across 1997–2020, sale prices on this property compounded at 6.3% per year. On a £-per-square-foot basis, the last sale (£522/sq ft) was about 129.2% above the typical sold price in the postcode. At 42 m² it's 20.8% smaller than the typical home in the postcode (53 m² median across 21 EPCs).