12c, Allergate, Durham, DH1 4ET
About 12c
12c is a mid-terrace house in Durham (DH1 4ET). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (July 2020) shows a C (score 69), just inside the C band. The rating has held steady at C across 3 certificates since November 2008. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Average to Good and lighting went from Average to Very Good. At 44 m² this is the 14th smallest of 40 units on EPC record in the building, where floor areas span 25–212 m². The building's EPC ratings span E to B across 40 units on file.
At 44 m² it's 26.7% smaller than the typical home in the postcode (60 m² median across 39 EPCs).
Everything you need to know about 12c
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
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Window efficiency improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
12c has no planning applications on record.
But the area is active
53 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12c 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 DH1 4ET: £280,000 (2025–2021).
Versus other Allergate homes
EPC Rating
69 (C)
Street avg 68 (D)
Floor Area
44 m²
Street avg 51 m²
CO₂ Emissions
2.2 t/year
Street avg 2.3 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about 12c
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bus Station Stand J — bus station.
Closest school
0.6 km
St Margaret's Church of England Primary School. 17 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
51.3dB
Night-time· 23:00 – 07:00
41.9dB