Brook House, Flat 2, Grammar School Road, Warrington, WA4 1JN

Brook House is a mid-terrace house in Warrington (WA4 1JN). It has a recorded floor area of 56 m² (around 603 sq ft) and construction records dating it to 1900-1929. The latest certificate (July 2026) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 3 certificates since November 2018. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 71). This certificate was lodged in the last six months, so the rating reflects current condition. At 56 m² this is the 15th smallest of 17 units on EPC record in Brook House, where floor areas span 23–171 m². The building's EPC ratings span E to B across 17 units on file.

Today's modelled estimate of £139,000 is 81.5% below the 2022 sale of £749,999, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£1,244/sq ft) was about 660.1% above the typical sold price in the postcode. Most recent transfer: July 2022 at £749,999. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.