3 Heron Place, Southwark, London, SE16 5NZ

3 Heron Place is a one-bedroom semi-detached house in Southwark, London, London (SE16 5NZ). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1996-2002 and council tax band C. At 43 m² this is the smallest unit on EPC record across the building (43–144 m²). The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (80 versus a worst of 48). The latest certificate (April 2018) shows a C (score 80), near the top of the C band. The recommended improvements would push it to B (score 83). Main heating runs on electricity.

Held since October 2005 — that's 21 years off the open market, well above the local norm. Across 1998–2005, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £310,000 sits 100% above the 2005 sale of £155,000. On a £-per-square-foot basis, the last sale (£335/sq ft) was about 19% above the typical sold price in the postcode. At 43 m² it sits well below the postcode median (81 m² across 12 EPCs), making it one of the more compact homes locally.