20 Columbine Gardens, Oxford, OX4 7LH

20 Columbine Gardens is a one-bedroom end-of-terrace house in Oxford (OX4 7LH). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1983-1990 and council tax band B. At 43 m² this is the 4th smallest of 45 units on EPC record in the building, where floor areas span 41–70 m². The building's EPC ratings span D to C, with this unit at the top. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (June 2020) shows a C (score 73). When first surveyed in January 2010 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average and hot-water efficiency went from Very Poor to Good; while roof efficiency dropped from Good to Average.

Untraded for 20 years, with the last transfer in September 2006. At 43 m² it sits well below the postcode median (63 m² across 44 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 1996–2006, sale prices on this property compounded at 11.3% per year. Today's modelled estimate of £194,000 is 47% above the 2006 sale price. On a £-per-square-foot basis, the last sale (£285/sq ft) was about 69.8% above the typical sold price in the postcode.