9 Westminster Mansions, Westminster Drive, Westcliff On Sea, SS0 9SH

9 Westminster Mansions is a one-bedroom mid-terrace house in Westcliff On Sea (SS0 9SH). It has a recorded floor area of 50 m² (around 534 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (January 2009) shows a G (score 5), near the bottom of the EPC scale. The recommended improvements would push it to F (score 32). Main heating runs on electricity. The latest certificate is from January 2009, so improvements made since then won't be reflected. At 50 m² this is the 7th smallest of 12 units on EPC record in the building, where floor areas span 44–75 m². The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (5 versus a best of 76). Other recorded features include a loft.

Held since June 2006 — that's 20 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 21% per year against 0% for the wider region. Today's modelled estimate of £161,000 sits 69.5% above the 2006 sale of £95,000. On a £-per-square-foot basis, the last sale (£178/sq ft) was about 28.5% above the typical sold price in the postcode. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.