7 Riverview Terrace, Coal Park Lane, Swanwick, Southampton, SO31 7GW

7 Riverview Terrace is a three-bedroom mid-terrace house in Swanwick, Southampton, Southampton (SO31 7GW). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (December 2014) shows a G (score 16), near the bottom of the EPC scale. Earlier certificates rated it F (July 2011); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Average to Very Good; while roof efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to E (score 51), a 2-band jump. Main heating runs on bottled lpg. The latest certificate is from December 2014, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in July 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property. Across 1998–2014, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £350,000 is 45.8% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 38.9% above the typical sold price in the postcode.