91a, Flat 1, Northgate Street, Bury St Edmunds, IP33 1HY

91a is a detached house in Bury St Edmunds (IP33 1HY). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1900-1929. At 55 m² this is the smallest unit on EPC record across 91a (55–74 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 80). The latest certificate (July 2021) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since March 2011. Between certificates, window efficiency went from Very Poor to Poor, hot-water efficiency went from Poor to Average and lighting went from Very Poor to Average. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on electricity.

One planning record on file: tree works approved in 2012. Past consents include tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. At 55 m² it's 27.2% smaller than the typical home in the postcode (76 m² median across 32 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs).