6 Potier Street, Southwark, London, SE1 4UX

6 Potier Street is a one-bedroom end-of-terrace house in Southwark, London, London (SE1 4UX). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1967-1975 and council tax band A. At 49 m² this is the 5th smallest of 32 units on EPC record in the building, where floor areas span 43–91 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 (57 versus a best of 79). Other recorded features include a balcony. The latest certificate (August 2024) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 2 certificates since July 2012. Between certificates, hot-water efficiency went from Very Poor to Good and lighting went from Average to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Average to Very Poor.

Most recent transfer was December 2025 at £372,000 — fresh data. Across the public record there are 4 sales, relatively high churn for a single property. At 49 m² it sits well below the postcode median (74 m² across 31 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs). One planning record on file: new windows approved in 2008. Past consents include new windows, meaningful when judging how the property has evolved. Across 2008–2025, sale prices on this property compounded at 4.3% per year. On a £-per-square-foot basis, the last sale (£705/sq ft) was about 107.8% above the typical sold price in the postcode.