1 Kensington House, Bradshaw Lane, Grappenhall, Warrington, WA4 2QN

1 Kensington House is a two-bedroom detached house in Grappenhall, Warrington, Warrington (WA4 2QN). It has a recorded floor area of 74 m² (around 796 sq ft), construction records dating it to 2007 onwards and council tax band D. At 74 m² this is the 3rd smallest of 6 units on EPC record in the building, where floor areas span 66–90 m². The building's EPC ratings span C to B, with this unit at the bottom. On EPC score it ranks last in the building (80 versus a best of 82). The latest certificate (September 2011) shows a C (score 80), near the top of the C band. The recommended improvements would push it to B (score 81). The latest certificate is from September 2011, so improvements made since then won't be reflected.

Held since April 2008 — that's 18 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £221,000 is 14.2% above the 2008 sale price. On a £-per-square-foot basis, the last sale (£243/sq ft) was about 20.8% above the typical sold price in the postcode.