4a, Mellon Street, Newport, NP20 1EP

4a is a mid-terrace house in Newport (NP20 1EP). It has a recorded floor area of 63 m² (around 678 sq ft) and construction records dating it to before 1900. The latest certificate (October 2018) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2018. Between certificates, wall efficiency went from Very Poor to Poor and roof efficiency went from Very Poor to Average. The recommended improvements would push it to C (score 72). At 63 m² this is the 9th smallest of 24 units on EPC record in the building, where floor areas span 32–108 m². The building's EPC ratings span E to C across 24 units on file.

Today's modelled estimate of £148,000 sits 92.2% above the 2022 sale of £77,000. On a £-per-square-foot basis, the last sale (£114/sq ft) was about 23% above the typical sold price in the postcode. At 63 m² it's 23.2% smaller than the typical home in the postcode (82 m² median across 23 EPCs). Last sale on file: £77,000 in December 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.