First Floor Flat, 4 Northumberland Terrace, Plymouth, PL1 3DD

First Floor Flat is a mid-terrace house in Plymouth (PL1 3DD). It has a recorded floor area of 88 m² (around 947 sq ft) and construction records dating it to before 1900. The latest certificate (April 2016) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2014. Between certificates, lighting went from Poor to Average; while roof efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 80). The latest certificate is from April 2016, so improvements made since then won't be reflected.

At 88 m² it's 20.5% larger than the typical home in the postcode (73 m² median across 30 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Across 1996–2021, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £184,000 is 21.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£159/sq ft) was about 19.8% above the typical sold price in the postcode. Last sale on file: £151,000 in September 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.