11a, Clarence Road, Norwich, NR1 1HH

11a is a mid-terrace house in Norwich (NR1 1HH). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (October 2020) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in June 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Good to Very Good and main heating went from Average to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 75). At 70 m² this is the 2nd smallest of 3 units on EPC record in 11a, where floor areas span 51–120 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (60 versus a best of 91).

At 70 m² the property is well over the postcode median (41 m² across 38 EPCs), placing it in the larger end of the local stock. Last sale on file: £132,000 in June 2021. Across the public record there are 6 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2000–2021, sale prices on this property compounded at 4.8% per year. Today's modelled estimate of £172,000 is 30.3% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 32.1% above the typical sold price in the postcode.