23 Mariners Wharf, Quayside, Newcastle Upon Tyne, NE1 2BJ

23 Mariners Wharf is a two-bedroom mid-terrace house in Newcastle Upon Tyne (NE1 2BJ). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (July 2024) returns a B (score 81), comfortably above the UK average. When first surveyed in December 2008 the rating was C, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Average and lighting went from Good to Very Good. Main heating runs on electricity. At 63 m² this is the 38th smallest of 75 units on EPC record in the building, where floor areas span 48–144 m². The building's EPC ratings span E to B, with this unit at the top.

It hasn't traded since November 2005, a hold of 21 years that's notably long for the area. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). Across 1998–2005, sale prices on this property compounded at 11% per year. On a £-per-square-foot basis, the last sale (£265/sq ft) was about 22.7% above the typical sold price in the postcode.