417 Erith Road, Northumberland Heath, Erith, DA8 3LT

417 Erith Road is a one-bedroom semi-detached house in Northumberland Heath, Erith, Erith (DA8 3LT). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to 2003-2006 and council tax band B. At 32 m² this is the smallest unit on EPC record across the building (32–109 m²). The building's EPC ratings span E to B across 26 units on file. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (August 2019) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since March 2009. Between certificates, lighting dropped from Good to Average.

Held since August 2007 — that's 19 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. Sale prices here have outpaced England HPI: 5% per year against 0% for the wider region. Today's modelled estimate of £205,000 sits 57.7% above the 2007 sale of £130,000. On a £-per-square-foot basis, the last sale (£377/sq ft) was about 43.4% above the typical sold price in the postcode. At 32 m² it sits well below the postcode median (67 m² across 25 EPCs), making it one of the more compact homes locally.