10 Mallard Court, Swan Close, Rickmansworth, WD3 1SB

10 Mallard Court is a two-bedroom semi-detached house in Rickmansworth (WD3 1SB). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 2003-2006 and council tax band D. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. At 65 m² this is the 28th smallest of 32 units on EPC record in the building, where floor areas span 48–86 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (May 2020) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since August 2009. Between certificates, lighting went from Average to Very Good.

Held since July 1996 — that's 30 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 £353,000 sits 939.8% above the 1996 sale of £33,950. On a £-per-square-foot basis, the last sale (£49/sq ft) was about 79.7% below the postcode norm.