17 Mill Street, Stockton On Tees, TS20 1AB

17 Mill Street is a two-bedroom mid-terrace house in Stockton On Tees (TS20 1AB). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (June 2019) shows an E (score 42), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2009. Between certificates, lighting went from Poor to Very Good and main heating went from Average to Good; while roof efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 77), a 2-band jump.

Held since October 2007 — that's 19 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. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Across 2002–2007, sale prices on this property compounded at 20.9% per year. On a £-per-square-foot basis, the last sale (£137/sq ft) was about 34.3% above the typical sold price in the postcode.