80 Pennsylvania, Llanedeyrn, Cardiff, CF23 9LQ

80 Pennsylvania is a mid-terrace house in Llanedeyrn, Cardiff, Cardiff (CF23 9LQ). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (February 2015) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since June 2013. Between certificates, lighting dropped from Poor to Very Poor. The recommended improvements would lift it to A (score 109), a 3-band jump. The latest certificate is from February 2015, so improvements made since then won't be reflected.

Held since June 1997 — that's 29 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 £184,000 sits 397.3% above the 1997 sale of £37,000. On a £-per-square-foot basis, the last sale (£41/sq ft) was about 65.2% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs).