7a, Walden Parade, Walden Road, Chislehurst, BR7 5DW

7a is a two-bedroom mid-terrace house in Chislehurst (BR7 5DW). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1967-1975 and council tax band B. At 57 m² this is the smallest unit on EPC record across the building (57–60 m²). The building's EPC ratings span F to D, with this unit at the top. The latest certificate (May 2020) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since June 2009. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 77). Main heating runs on electricity.

It hasn't traded since August 2010, a hold of 16 years that's notably long for the area. Across 2002–2010, sale prices on this property compounded at 3.3% per year. Today's modelled estimate of £299,000 sits 75.9% above the 2010 sale of £170,000. On a £-per-square-foot basis, the last sale (£277/sq ft) was about 172% above the typical sold price in the postcode. 2 bedrooms is on the smaller side for this postcode, where 4 is the typical count.