1 Octagon Court, Calvert Street, Norwich, NR3 1AN

1 Octagon Court is a one-bedroom mid-terrace house in Norwich (NR3 1AN). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to before 1900 and council tax band A. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. At 40 m² this is the smallest unit on EPC record across the building (40–88 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (October 2020) shows a C (score 69), just inside the C band. When first surveyed in May 2010 the rating was E, the property has climbed 2 bands since.

A recent sale: £143,500 in June 2025. Across the public record there are 4 sales, relatively high churn for a single property. At 40 m² it sits well below the postcode median (82 m² across 3 EPCs), making it one of the more compact homes locally. On a £-per-square-foot basis, the last sale (£333/sq ft) was about 63.4% above the typical sold price in the postcode. One historical planning record sits against the property in 2007.