11 Boswell Court, Boswell Road, Doncaster, DN4 7BH

11 Boswell Court is a two-bedroom mid-terrace house in Doncaster (DN4 7BH). 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 (November 2022) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since July 2009. Between certificates, hot-water efficiency went from Very Poor to Average, lighting went from Poor to Good and main heating went from Poor to Average; while wall efficiency dropped from Good to Average and roof efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 72). Main heating runs on electricity. At 56 m² this is the 4th smallest of 13 units on EPC record in the building, where floor areas span 52–72 m². The building's EPC ratings span E to C across 13 units on file.

Held since August 2002 — that's 24 years off the open market, well above the local norm. Today's modelled estimate of £109,000 sits 363.8% above the 2002 sale of £23,500. On a £-per-square-foot basis, the last sale (£39/sq ft) was about 62.7% below the postcode norm.