17 Coleman Street, Southampton, SO14 1GS

17 Coleman Street is a semi-detached house in Southampton (SO14 1GS). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1983-1990 and council tax band A. At 47 m² this is the 11th smallest of 14 units on EPC record in the building, where floor areas span 41–71 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (68 versus a best of 83). The latest certificate (January 2015) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (July 2014); the latest reading is one band lower. Between certificates, roof efficiency dropped from Average to Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 78). The latest certificate is from January 2015, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £108,000 is 27.1% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£168/sq ft) was about 20.9% below the postcode norm. Most recent transfer: September 2022 at £85,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.