135a, Chichester Road, Portsmouth, PO2 0AQ

135a is a one-bedroom mid-terrace house in Portsmouth (PO2 0AQ). It has a recorded floor area of 61 m² (around 657 sq ft) and construction records dating it to 1900-1929. The latest certificate (September 2020) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2010); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Good to Very Good; while roof efficiency dropped from Average to Very Poor and hot-water efficiency dropped from Very Good to Good. At 61 m² this is the 18th smallest of 28 units on EPC record in the building, where floor areas span 31–131 m². The building's EPC ratings span F to C across 28 units on file.

Untraded for 17 years, with the last transfer in May 2009. Across the public record there are 5 sales, relatively high churn for a single property. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 61 m² it's 17.3% larger than the typical home in the postcode (52 m² median across 27 EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 1997–2009, sale prices on this property compounded at 11.1% per year. Today's modelled estimate of £140,000 is 27.3% above the 2009 sale price. On a £-per-square-foot basis, the last sale (£168/sq ft) was about 81.1% above the typical sold price in the postcode.