23 Chalfont Walk, Norwich, NR4 7NH

23 Chalfont Walk is a one-bedroom mid-terrace house in Norwich (NR4 7NH). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (April 2019) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in April 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, hot-water efficiency went from Average to Good and main heating went from Average to Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 78). At 56 m² this is the 3rd smallest of 19 units on EPC record in the building, where floor areas span 45–90 m². The building's EPC ratings span E to C across 19 units on file.

It hasn't traded since April 2005, a hold of 21 years that's notably long for the area. Across 2000–2005, sale prices on this property compounded at 18.8% per year. Today's modelled estimate of £150,000 sits 57.9% above the 2005 sale of £95,000. At 56 m² it's 17% smaller than the typical home in the postcode (68 m² median across 18 EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.