6 Harcourt Street, Darlington, DL3 6RB
About 6 Harcourt Street
6 Harcourt Street is a mid-terrace house in Darlington (DL3 6RB). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (November 2019) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2015. Between certificates, roof efficiency went from Average to Good, window efficiency went from Poor to Average and hot-water efficiency went from Very Poor to Poor; while lighting dropped from Very Good to Very Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to B (score 90), a 3-band jump. Main heating runs on electricity.
Held since March 1996 — that's 30 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £112,000 sits 659.3% above the 1996 sale of £14,750. On a £-per-square-foot basis, the last sale (£25/sq ft) was about 61.7% below the postcode norm. At 54 m² it's 26.5% smaller than the typical home in the postcode (74 m² median across 32 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs).
Everything you need to know about 6 Harcourt 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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
6 Harcourt Street has no planning applications on record.
But the area is active
19 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
6 Harcourt Street's modelled value sits at over four times its earliest registered sale price (1996).
£112,000
Modelled from EPC, postcode comparables.
£14,750
Recorded with HM Land Registry.
Sales timeline
14 March 1996Most recent
£14,750
Median price across the last 5 sales in DL3 6RB: £77,000 (2025–2024).
Nearby sales in DL3 6RB
Versus other Harcourt Street homes
Years Held for 6 Harcourt Street runs comfortably ahead of the street norm.
Price per m²
£273
Street avg £787
Floor Area
54 m²
Street avg 75 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.0 t/year
Everything you need to know about 6 Harcourt Street
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
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Fairfield Street — bus stop.
Closest school
0.5 km
Corporation Road Community Primary School. 33 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
55.2dB
Night-time· 23:00 – 07:00
43.2dB