11a, Allergate, Durham, DH1 4ET
About 11a
11a is a five-bedroom end-of-terrace house in Durham (DH1 4ET). It has a recorded floor area of 68 m² (around 732 sq ft) and construction records dating it to 1991-1995. The latest certificate (September 2025) shows a D (score 58), a step below the typical UK home. When first surveyed in September 2015 the rating was E, the property has climbed 1 band since. Between certificates, main heating went from Very Poor to Good; while window efficiency dropped from Good to Poor and hot-water efficiency dropped from Poor to Very Poor. Main heating runs on electricity. At 68 m² this is the 22nd 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.
It hasn't traded since January 2001, a hold of 25 years that's notably long for the area. Across 1997–2001, sale prices on this property compounded at -19.5% per year. Today's modelled estimate of £168,000 sits 362.2% above the 2001 sale of £36,350. On a £-per-square-foot basis, the last sale (£50/sq ft) was about 75% below the postcode norm. At 68 m² it's 15.3% larger than the typical home in the postcode (59 m² median across 39 EPCs).
What this property has
Inside
- Bedrooms5
- Bathrooms2
Building
- RefurbishedYes
Everything you need to know about 11a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
11a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
11a 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
£168,000
Modelled from EPC, postcode comparables and a sale-price growth of -19.5% per year over 4 years.
£36,350
Growth on file: -19.5% per year over 4 years.
Sales timeline
26 January 2001Most recent
£36,350
-56.2%over 3 years3 April 1997
£83,000
Median price across the last 5 sales in DH1 4ET: £280,000 (2025–2021).
Versus other Allergate homes
On price per m², 11a runs well behind the street norm.
Price per m²
£535
Street avg £3,809
Floor Area
68 m²
Street avg 50 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.4 t/year
Street avg 2.3 t/year
Everything you need to know about 11a
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
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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