7 Ball Alley, Colchester, CO1 1YF

7 Ball Alley is a one-bedroom semi-detached house in Colchester (CO1 1YF). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1967-1975 and council tax band B. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. At 48 m² this is the 2nd smallest of 11 units on EPC record in the building, where floor areas span 42–96 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (66 versus a best of 76). The latest certificate (September 2015) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 77). The latest certificate is from September 2015, so improvements made since then won't be reflected.

At 48 m² it sits well below the postcode median (77 m² across 10 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £162,000 is 35% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£232/sq ft) was about 20% above the typical sold price in the postcode. Last changed hands 11 years ago, in November 2015.