21a, Friars Quay, Norwich, NR3 1ES

21a is a one-bedroom detached house in Norwich (NR3 1ES). It has a recorded floor area of 35 m² (around 378 sq ft), construction records dating it to 1976-1982 and council tax band A. At 35 m² this is the 7th smallest of 41 units on EPC record in the building, where floor areas span 29–177 m². The building's EPC ratings span E to B across 41 units on file. The latest certificate (March 2011) shows a C (score 79), near the top of the C band. The recommended improvements would push it to B (score 81). The latest certificate is from March 2011, so improvements made since then won't be reflected.

Held since September 2006 — that's 20 years off the open market, well above the local norm. At 35 m² it sits well below the postcode median (131 m² across 40 EPCs), making it one of the more compact homes locally. Across 1998–2006, sale prices on this property compounded at 15.2% per year. On a £-per-square-foot basis, the last sale (£304/sq ft) was about 32.7% above the typical sold price in the postcode.