17b, Charles Street, Blaenavon, Pontypool, NP4 9JT

17b is a two-bedroom mid-terrace house in Blaenavon, Pontypool, Pontypool (NP4 9JT). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (November 2018) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in November 2008 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Average; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 86), a 2-band jump.

It hasn't traded since August 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £124,000 is 29.2% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£135/sq ft) was about 26.3% above the typical sold price in the postcode. At 66 m² it's 25.8% smaller than the typical home in the postcode (89 m² median across 13 EPCs).