1 4, Swan Mead, Southwark, London, SE1 4SY

1 4 is an end-of-terrace house in Southwark, London, London (SE1 4SY). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1950-1966 and council tax band F. At 45 m² this is the 2nd smallest of 8 units on EPC record in 1 4, where floor areas span 43–76 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (62 versus a best of 76). The latest certificate (March 2017) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2014. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to C (score 76).

Today's modelled estimate of £450,000 is 75% below the 2022 sale of £1,800,000, an unusual pattern given regional price growth and worth checking against the EPC condition. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 45 m² it's 15.1% smaller than the typical home in the postcode (53 m² median across 7 EPCs). Most recent transfer: April 2022 at £1,800,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.