121 Durrant Court, Brook Street, Chelmsford, CM1 1UE

121 Durrant Court is a one-bedroom mid-terrace house in Chelmsford (CM1 1UE). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (August 2019) shows a C (score 72). When first surveyed in December 2008 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Very Poor to Good and main heating went from Very Poor to Average; while wall efficiency dropped from Good to Very Poor. Main heating runs on electricity. At 57 m² this is the 61st smallest of 77 units on EPC record in the building, where floor areas span 38–82 m². The building's EPC ratings span F to B across 77 units on file. Other recorded features include a balcony.

Held since April 2004 — that's 22 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Across 1998–2004, sale prices on this property compounded at 19% per year. Today's modelled estimate of £203,000 is 25.3% above the 2004 sale price.