Flat 3, 9 Tettenhall Road, Wolverhampton, WV3 9NB

Flat 3 is a mid-terrace house in Wolverhampton (WV3 9NB). It has a recorded floor area of 29 m² (around 312 sq ft) and construction records dating it to 1900-1929. At 29 m² this is the smallest unit on EPC record across the building (29–157 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (40 versus a best of 72). The latest certificate (October 2022) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since September 2009. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity.

At 29 m² it's 23.7% smaller than the typical home in the postcode (38 m² median across 85 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). On a £-per-square-foot basis, the last sale (£481/sq ft) was about 340.7% above the typical sold price in the postcode. Last sold in September 2017, so it's been off the market for around 9 years.