27 Castle Mews, St Thomas Street, Oxford, OX1 1JR

27 Castle Mews is a two-bedroom mid-terrace house in Oxford (OX1 1JR). It has a recorded floor area of 86 m² (around 926 sq ft) and construction records dating it to 1996-2002. Tenure is freehold. At 86 m² this is the largest unit on EPC record across the building (45–86 m²). The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (48 versus a best of 81). The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (March 2024) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2010); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity.

At 86 m² the property is well over the postcode median (59 m² across 26 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold January 2022 for £570,000. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1997–2022, sale prices on this property compounded at 5.9% per year. On a £-per-square-foot basis, the last sale (£616/sq ft) was about 43.1% above the typical sold price in the postcode.