25 Doncaster Gardens, Northolt, UB5 4BN

25 Doncaster Gardens is a mid-terrace house in Northolt (UB5 4BN). It has a recorded floor area of 14 m² (around 151 sq ft), construction records dating it to 1950-1966 and council tax band C. At 14 m² this is the smallest unit on EPC record across the building (14–148 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (October 2025) shows a C (score 71). The rating has held steady at C across 4 certificates since December 2013. Between certificates, wall efficiency went from Poor to Average and lighting went from Poor to Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Very Poor. Main heating runs on electricity.

Today's modelled estimate of £229,000 is 55.1% below the 2025 sale of £510,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£3,384/sq ft) was about 1018.3% above the typical sold price in the postcode. Most recent transfer was May 2025 at £510,000 — fresh data. At 14 m² it sits well below the postcode median (120 m² across 15 EPCs), making it one of the more compact homes locally.