6a, Mildmay Road, Chelmsford, CM2 0DX

6a is a one-bedroom semi-detached house in Chelmsford (CM2 0DX). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to 1983-1990 and council tax band B. The latest certificate (March 2019) shows a C (score 73). When first surveyed in March 2009 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and main heating went from Poor to Average; while lighting dropped from Very Good to Average. Main heating runs on electricity. At 33 m² this is the 2nd smallest of 15 units on EPC record in the building, where floor areas span 32–116 m². The building's EPC ratings span E to B across 15 units on file.

It hasn't traded since July 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £156,000 sits 280.5% above the 1998 sale of £41,000. On a £-per-square-foot basis, the last sale (£115/sq ft) was about 71.4% below the postcode norm. At 33 m² it's 20.5% smaller than the typical home in the postcode (42 m² median across 14 EPCs).