Ashwood, Flat 6, 20 Perryfield Road, Crawley, RH11 8FT

Ashwood is a mid-terrace house in Crawley (RH11 8FT). It has a recorded floor area of 33 m² (around 355 sq ft) and construction records dating it to 1967-1975. At 33 m² this is the smallest unit on EPC record across Ashwood (33–82 m²). The building's EPC ratings span E to B, with this unit at the top. On EPC score it ranks first in the building (83 versus a worst of 50). The latest certificate (April 2012) returns a B (score 83), comfortably above the UK average. Main heating runs on electricity. The latest certificate is from April 2012, so improvements made since then won't be reflected.

It hasn't traded since May 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2001–2007, sale prices on this property compounded at 14.4% per year. Today's modelled estimate of £146,000 is 16.8% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£352/sq ft) was about 109.6% above the typical sold price in the postcode.