18 The Chilterns, Gloucester Green, Oxford, OX1 2DF

18 The Chilterns is a two-bedroom mid-terrace house in Oxford (OX1 2DF). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (November 2018) returns a B (score 82), comfortably above the UK average. When first surveyed in November 2008 the rating was C, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Average, lighting went from Very Poor to Very Good and main heating went from Poor to Average. Main heating runs on electricity. At 51 m² this is the 26th smallest of 49 units on EPC record in the building, where floor areas span 37–85 m². The building's EPC ratings span D to B, with this unit at the top. Other recorded features include a balcony.

Held since July 2003 — that's 23 years off the open market, well above the local norm. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £403,000 sits 83.2% above the 2003 sale of £220,000. On a £-per-square-foot basis, the last sale (£401/sq ft) was about 19.7% above the typical sold price in the postcode.