11 Oxford Castle, New Road, Oxford, OX1 1AY

11 Oxford Castle is a one-bedroom mid-terrace house in Oxford (OX1 1AY). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 2003-2006 and council tax band D. At 47 m² this is the 12th smallest of 32 units on EPC record in the building, where floor areas span 37–105 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (October 2018) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 77). Main heating runs on electricity.

Untraded for 18 years, with the last transfer in November 2008. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2006–2008, sale prices on this property compounded at 9% per year. Today's modelled estimate of £336,000 is 34.4% above the 2008 sale price. On a £-per-square-foot basis, the last sale (£494/sq ft) was about 18.1% above the typical sold price in the postcode.