55 Hayes Apartments, The Hayes, Cardiff, CF10 1BF

55 Hayes Apartments is a mid-terrace house in Cardiff (CF10 1BF). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 2003-2006 and council tax band F. At 66 m² this is the 11th smallest of 13 units on EPC record in the building, where floor areas span 36–69 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (60 versus a best of 85). The latest certificate (December 2019) shows a D (score 60), on the cusp of jumping into the C band. Main heating runs on electricity.

Across 2010–2022, sale prices on this property compounded at 3.8% per year. Today's modelled estimate of £221,000 is 26.3% below the 2022 sale of £300,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 59.2% above the typical sold price in the postcode. At 66 m² the property is well over the postcode median (44 m² across 12 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 December 2022 for £300,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.