4 St Marks Road, Portsmouth, PO2 8HT

4 St Marks Road is a two-bedroom detached house in Portsmouth (PO2 8HT). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (February 2015) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2009. Between certificates, wall efficiency went from Poor to Good, window efficiency went from Poor to Average and lighting went from Average to Very Good; while roof efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 90), a 2-band jump. The latest certificate is from February 2015, so improvements made since then won't be reflected.

Across 1999–2015, sale prices on this property compounded at 6.6% per year. Today's modelled estimate of £222,000 sits 59.7% above the 2015 sale of £139,000. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 16.3% above the typical sold price in the postcode. 11 years since the last transfer (July 2015). Across the public record there are 5 sales, relatively high churn for a single property.