20 Ashdown Way, Wandsworth, London, SW17 7TH

20 Ashdown Way is a two-bedroom semi-detached house in Wandsworth, London, London (SW17 7TH). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (December 2020) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2009. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 72). Main heating runs on electricity. At 50 m² this is the 56th smallest of 65 units on EPC record in the building, where floor areas span 33–51 m². The building's EPC ratings span E to B across 65 units on file. The home occupies a cul-de-sac position.

Sale prices here have outpaced London HPI: 5.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£783/sq ft) was about 93.7% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs). Last sale on file: £421,500 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.