12 Mason Street, Warrington, WA1 2JJ
About 12 Mason Street
12 Mason Street is a two-bedroom mid-terrace house in Warrington (WA1 2JJ). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (October 2019) shows a C (score 69), just inside the C band. When first surveyed in January 2009 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Good. The recommended improvements would push it to B (score 86).
Today's modelled estimate of £138,000 sits 56.3% above the 2020 sale of £88,300. On a £-per-square-foot basis, the last sale (£117/sq ft) was about 31.9% above the typical sold price in the postcode. Last sale on file: £88,300 in February 2020.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
Outside
- Private gardenRear
Building
- Heating systemGas
Everything you need to know about 12 Mason Street
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Certificate validity
Valid until 16 October 2029
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Single glazing replaced with double or better glazing
Roof 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
12 Mason Street has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£138,000
Modelled from EPC, postcode comparables.
£88,300
Recorded with HM Land Registry.
Sales timeline
19 February 2020Most recent
£88,300
Median price across the last 5 sales in WA1 2JJ: £144,000 (2025–2022).
Nearby sales in WA1 2JJ
Versus other Mason Street homes
12 Mason Street outperforms the street on co₂ emissions by a wide margin.
Price per m²
£1,261
Street avg £1,221
Floor Area
70 m²
Street avg 76 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.7 t/year
Street avg 3.5 t/year
Everything you need to know about 12 Mason Street
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
246/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St. Elphins Close — bus stop.
Closest school
0.5 km
St Elphin's (Fairfield) CofE Voluntary Aided Primary School. 38 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
45.3dB