315 Imperial Apartments, South Western House, Southampton, SO14 3AL

315 Imperial Apartments is a one-bedroom mid-terrace house in Southampton (SO14 3AL). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to before 1900 and council tax band C. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. At 55 m² this is the 30th smallest of 87 units on EPC record in the building, where floor areas span 44–248 m². The building's EPC ratings span F to B across 87 units on file. The latest certificate (March 2024) shows a C (score 74). The rating has held steady at C across 2 certificates since October 2010. Between certificates, hot-water efficiency went from Poor to Average and main heating went from Poor to Average; while wall efficiency dropped from Good to Very Poor. The recommended improvements would push it to B (score 83). Main heating runs on electricity.

Across 2000–2025, sale prices on this property compounded at -1.4% per year. Today's modelled estimate of £164,000 sits 105% above the 2025 sale of £80,000. On a £-per-square-foot basis, the last sale (£135/sq ft) was about 38.2% below the postcode norm. It changed hands recently, sold November 2025 for £80,000. At 55 m² it's 19.7% smaller than the typical home in the postcode (69 m² median across 86 EPCs).