100 Upper Marshall Street, Birmingham, B1 1LJ

100 Upper Marshall Street is a two-bedroom mid-terrace house in Birmingham (B1 1LJ). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 2003-2006 and council tax band C. The latest certificate (October 2020) returns a B (score 83), comfortably above the UK average. When first surveyed in September 2010 the rating was D, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Average to Very Good. Main heating runs on electricity. At 48 m² this is the 11th smallest of 89 units on EPC record in the building, where floor areas span 40–94 m². The building's EPC ratings span E to B, with this unit at the top.

Across 2011–2018, sale prices on this property compounded at 8.1% per year. On a £-per-square-foot basis, the last sale (£348/sq ft) was about 37.8% above the typical sold price in the postcode. On the market in April 2018 and unlisted since — roughly 8 years. At 48 m² it's 22.6% smaller than the typical home in the postcode (62 m² median across 88 EPCs).