190a, Streatham High Road, Lambeth, London, SW16 1BB

190a is an end-of-terrace house in Lambeth, London, London (SW16 1BB). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2015) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2009. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Average; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 75). The latest certificate is from October 2015, so improvements made since then won't be reflected. At 54 m² this is the 3rd smallest of 8 units on EPC record in 190a, where floor areas span 48–66 m². The building's EPC ratings span E to C across 8 units on file.

Untraded for 25 years, with the last transfer in November 2001. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). On a £-per-square-foot basis, the last sale (£1,884/sq ft) was about 48% above the typical sold price in the postcode.