17b, High Green, Gainford, Darlington, DL2 3DL
About 17b
17b is a semi-detached house in Gainford, Darlington, Darlington (DL2 3DL). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1983-1990 and council tax band A. At 40 m² this is the 2nd smallest of 19 units on EPC record in the building, where floor areas span 39–381 m². The building's EPC ratings span G to C, with this unit at the top. The latest certificate (August 2020) shows a C (score 70). When first surveyed in March 2010 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and lighting went from Very Poor to Very Good. Main heating runs on electricity.
At 40 m² it sits well below the postcode median (108 m² across 18 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs).
Everything you need to know about 17b
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 26 August 2030
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Wall insulation upgraded
More low energy lighting installed
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
17b has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£106,000
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 DL2 3DL: £118,500 (2025–2021).
Nearby sales in DL2 3DL
17a, High Green, Gainford, Darlington, DL2 3DL
Sold Apr 2025
£118,5006 High Green, Gainford, Darlington, DL2 3DL
Sold Jun 2023
£615,00017d, High Green, Gainford, Darlington, DL2 3DL
Sold Sept 2022
£105,00015 High Green, Gainford, Darlington, DL2 3DL
Sold Dec 2021
£270,0002 High Green, Gainford, Darlington, DL2 3DL
Sold May 2021
£109,950
Versus other High Green homes
On floor area, 17b runs well behind the street norm.
EPC Rating
70 (C)
Street avg 58 (D)
Floor Area
40 m²
Street avg 88 m²
CO₂ Emissions
2.8 t/year
Street avg 5.3 t/year
Habitable Rooms
2 rooms
Street avg 4 rooms
Everything you need to know about 17b
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
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
106/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Spa Road — bus stop.
Closest school
0.2 km
Gainford Church of England Primary School and Preschool. 1 school 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
46.2dB
Night-time· 23:00 – 07:00
39.3dB