3a, Pennethorne Road, Southwark, London, SE15 5TH

3a is a two-bedroom mid-terrace house in Southwark, London, London (SE15 5TH). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1900-1929 and council tax band B. At 41 m² this is the 3rd smallest of 23 units on EPC record in the building, where floor areas span 29–126 m². The building's EPC ratings span D to C, with this unit at the top. Period features are noted in the property record. The latest certificate (June 2023) shows a C (score 70). The rating has held steady at C across 2 certificates since October 2008. Between certificates, window efficiency went from Very Poor to Good.

Untraded for 17 years, with the last transfer in August 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £353,000 sits 136.9% above the 2009 sale of £149,000. One planning record on file: an extension approved in 2015. Past consents include an extension and new windows, meaningful when judging how the property has evolved. At 41 m² it's 27.4% smaller than the typical home in the postcode (57 m² median across 22 EPCs). Its energy rating outperforms most of the postcode (better than 73% of similar EPCs).