1 Abbey Walk, Osney Lane, Oxford, OX1 1NN

1 Abbey Walk is a one-bedroom semi-detached house in Oxford (OX1 1NN). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1991-1995 and council tax band C. At 34 m² this is the 5th smallest of 6 units on EPC record in the building, where floor areas span 31–39 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (78 versus a worst of 61). The latest certificate (March 2018) shows a C (score 78), near the top of the C band. When first surveyed in October 2008 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Average and main heating went from Poor to Average. The recommended improvements would push it to B (score 83). Main heating runs on electricity.

Held since April 2005 — that's 21 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Across 1997–2005, sale prices on this property compounded at 13.3% per year. Today's modelled estimate of £256,000 sits 70.7% above the 2005 sale of £150,000. On a £-per-square-foot basis, the last sale (£410/sq ft) was about 60.9% above the typical sold price in the postcode.