13 Castle Rise, Rumney, Cardiff, CF3 4BA

13 Castle Rise is a four-bedroom detached house in Rumney, Cardiff, Cardiff (CF3 4BA). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (May 2015) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2014. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Poor to Good and window efficiency went from Average to Good; while lighting dropped from Average to Very Poor. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from May 2015, so improvements made since then won't be reflected. Other recorded features include notable views.

Held since May 1998 — that's 28 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £369,000 sits 361.3% above the 1998 sale of £80,000. On a £-per-square-foot basis, the last sale (£64/sq ft) was about 65.3% below the postcode norm.