11 Cemaes Crescent, Rumney, Cardiff, CF3 1TA

11 Cemaes Crescent is a one-bedroom semi-detached house in Rumney, Cardiff, Cardiff (CF3 1TA). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (August 2014) shows a D (score 62), on the cusp of jumping into the C band. Earlier certificates rated it C (February 2009); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Average to Very Poor and lighting dropped from Very Good to Average. The recommended improvements would push it to C (score 72). The latest certificate is from August 2014, so improvements made since then won't be reflected. At 46 m² this is the 5th smallest of 34 units on EPC record in the building, where floor areas span 45–123 m². The building's EPC ratings span E to C across 34 units on file. Our model identifies extension potential, subject to local planning policy.

Across 2004–2017, sale prices on this property compounded at 1.7% per year. Today's modelled estimate of £115,000 sits 53.3% above the 2017 sale of £75,000. At 46 m² it sits well below the postcode median (86 m² across 33 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. On the market in December 2017 and unlisted since — roughly 8 years. Across the public record there are 4 sales, relatively high churn for a single property.