Brook House, Flat 1, Grammar School Road, Warrington, WA4 1JN
About Brook House
Brook House is a detached house in Warrington (WA4 1JN). It has a recorded floor area of 34 m² (around 366 sq ft) and construction records dating it to before 1900. The latest certificate (April 2022) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2009. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 73). At 34 m² this is the 9th 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.
At 34 m² it sits well below the postcode median (52 m² across 50 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Wall insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Brook House has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Brook House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£149,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in WA4 1JN: £415,000 (2025–2023).
Nearby sales in WA4 1JN
16 Grammar School Road, Warrington, WA4 1JN
Sold Jun 2025
£534,5009 Grammar School Road, Warrington, WA4 1JN
Sold Oct 2024
£366,0007 Grammar School Road, Warrington, WA4 1JN
Sold Aug 2024
£415,00020 Grammar School Road, Warrington, WA4 1JN
Sold Mar 2023
£225,00022 Grammar School Road, Warrington, WA4 1JN
Sold Mar 2023
£225,000
Versus other Grammar School Road homes
EPC Rating for Brook House lags the street by a wide margin.
EPC Rating
62 (D)
Street avg 69 (D)
Floor Area
34 m²
Street avg 45 m²
CO₂ Emissions
2.3 t/year
Street avg 2.1 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Latchford Shopping Centre — bus stop.
Closest school
0.1 km
Sir Thomas Boteler Church of England High School. 27 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
55.1dB

Night-time· 23:00 – 07:00
45.1dB







