303 Quay One, Neptune Street, Leeds, LS9 8DS

303 Quay One is a one-bedroom mid-terrace house in Leeds (LS9 8DS). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 2007-2011 and council tax band C. The latest certificate (November 2022) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 2 certificates since August 2012. Between certificates, lighting went from Poor to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Poor to Very Poor. Main heating runs on electricity. At 40 m² this is the 20th smallest of 34 units on EPC record in the building, where floor areas span 30–104 m². The building's EPC ratings span D to B, with this unit at the top. Other recorded features include a balcony.

Held since June 2008 — that's 18 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Its energy rating outperforms most of the postcode (better than 88% of similar EPCs).