4 Castlebay Court, Darlington, DL1 3RF
About 4 Castlebay Court
4 Castlebay Court is a two-bedroom semi-detached house in Darlington (DL1 3RF). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1976-1982 and council tax band B. Tenure is freehold. The latest certificate (November 2023) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2012. Between certificates, hot-water efficiency went from Poor to Average; while roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 87), a 2-band jump. Other recorded features include a conservatory.
Across 1999–2018, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £141,000 is 15.1% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£178/sq ft) was about 17.5% above the typical sold price in the postcode. On the market in May 2018 and unlisted since — roughly 8 years.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- ConservatoryYes
Outside
- GarageYes
Building
- TenureFreehold
Everything you need to know about 4 Castlebay Court
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
Certificate validity
Valid until 1 November 2033
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
4 Castlebay Court 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
4 Castlebay Court has more than doubled in price since the earliest registered sale in 1999.
£141,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 19 years.
£122,500
Growth on file: 5.9% per year over 19 years.
Sales timeline
3 May 2018Most recent
£122,500
+60.1%over 14 years22 May 2003
£76,500
+80.0%over 3 years30 September 1999
£42,500
Median price across the last 5 sales in DL1 3RF: £135,000 (2025–2019).
Nearby sales in DL1 3RF
Versus other Castlebay Court homes
Price per m²
£1,914
Street avg £1,752
Floor Area
64 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.1 t/year
Street avg 3.4 t/year
Everything you need to know about 4 Castlebay Court
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
448/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Caledonian Way — bus stop.
Closest school
0.4 km
Whinfield Primary School. 13 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
48.1dB
Night-time· 23:00 – 07:00
39.9dB