11 Dumbarton Close, Sunderland, SR4 8RP

11 Dumbarton Close is a two-bedroom mid-terrace house in Sunderland (SR4 8RP). It has a recorded floor area of 50 m² (around 537 sq ft), construction records dating it to 2003-2006 and council tax band B. At 50 m² this is the 2nd smallest of 20 units on EPC record in the building, where floor areas span 39–92 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (January 2012) shows a C (score 73). The latest certificate is from January 2012, so improvements made since then won't be reflected.

Across 2004–2005, sale prices on this property compounded at 12.9% per year. Today's modelled estimate of £98,000 is 16.2% below the 2005 sale of £117,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£218/sq ft) was about 38% above the typical sold price in the postcode. Held since July 2005 — that's 21 years off the open market, well above the local norm. At 50 m² it's 15.4% smaller than the typical home in the postcode (59 m² median across 19 EPCs).