Flat 1, 1 Market Street, Worthing, BN11 1BW

Flat 1 is a four-bedroom end-of-terrace house in Worthing (BN11 1BW). It has a recorded floor area of 57 m² (around 614 sq ft) and construction records dating it to 1900-1929. At 57 m² this is the smallest unit on EPC record across the building (57–79 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (October 2016) shows a C (score 75), near the top of the C band. When first surveyed in February 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Very Good, window efficiency went from Very Poor to Good and hot-water efficiency went from Good to Very Good.

Untraded for 19 years, with the last transfer in September 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 57 m² the property is well over the postcode median (21 m² across 11 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include subdivision, change of use to residential and new windows, meaningful when judging how the property has evolved. Across 2005–2007, sale prices on this property compounded at 15.4% per year. Today's modelled estimate of £246,000 is 23% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£326/sq ft) was about 54.2% above the typical sold price in the postcode.