121a, Tettenhall Road, Wolverhampton, WV3 9NJ

121a is a semi-detached house in Wolverhampton (WV3 9NJ). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2021) shows an E (score 47), well below the UK norm with real room to improve. When first surveyed in May 2009 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good, lighting went from Good to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on electricity. At 34 m² this is the 19th smallest of 55 units on EPC record in the building, where floor areas span 13–107 m². The building's EPC ratings span E to C, with this unit at the bottom.

Across 2008–2022, sale prices on this property compounded at 2.2% per year. Today's modelled estimate of £238,000 is 13.5% below the 2022 sale of £275,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£751/sq ft) was about 55.8% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs). Last sale on file: £275,000 in April 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.