30a, Filmer Road, Hammersmith And Fulham, London, SW6 7BW

30a is a four-bedroom mid-terrace house in Hammersmith And Fulham, London, London (SW6 7BW). It has a recorded floor area of 113 m² (around 1216 sq ft) and construction records dating it to 1900-1929. At 113 m² this is the largest unit on EPC record across the building (34–113 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (August 2019) shows an E (score 49), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since March 2009. Between certificates, window efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would lift it to C (score 75), a 2-band jump.

Held since March 1999 — that's 27 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 113 m² the property is well over the postcode median (64 m² across 22 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 4 bedrooms is on the larger side for this postcode, where 2 is the typical count. Today's modelled estimate of £806,000 sits 347.8% above the 1999 sale of £180,000. On a £-per-square-foot basis, the last sale (£148/sq ft) was about 68.7% below the postcode norm.