Romsey House, Flat 5, Ashling Lane, Portsmouth, PO2 0AR

Romsey House is a one-bedroom end-of-terrace house in Portsmouth (PO2 0AR). It has a recorded floor area of 51 m² (around 550 sq ft), construction records dating it to 1983-1990 and council tax band A. At 51 m² this is the 10th smallest of 11 units on EPC record in Romsey House, where floor areas span 33–56 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (March 2010) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 64). Main heating runs on electricity. The latest certificate is from March 2010, so improvements made since then won't be reflected.

It hasn't traded since November 2010, a hold of 16 years that's notably long for the area. Across the public record there are 6 sales, relatively high churn for a single property. Across 1995–2010, sale prices on this property compounded at 5% per year. Today's modelled estimate of £131,000 sits 57.8% above the 2010 sale of £83,000. On a £-per-square-foot basis, the last sale (£151/sq ft) was about 21.8% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs).