17 Blacktown Gardens, Marshfield, Cardiff, CF3 2SF
About 17 Blacktown Gardens
17 Blacktown Gardens is a four-bedroom detached house in Marshfield, Cardiff, Cardiff (CF3 2SF). It has a recorded floor area of 121 m² (around 1302 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (May 2014) shows a C (score 75), near the top of the C band. The recommended improvements would push it to B (score 86). The latest certificate is from May 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory.
On the market in October 2014 and unlisted since — roughly 12 years. Across 2007–2014, sale prices on this property compounded at 1% per year. Today's modelled estimate of £414,000 is 44% above the 2014 sale price.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenYes
- GarageIntegral
Energy performance
17 Blacktown Gardens's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 20 May 2024
EPC Rating
Certificate validity
Expired on 20 May 2024
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Planning history
17 Blacktown Gardens has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17 Blacktown Gardens valuation sits well clear of the typical sold price in this postcode.
£414,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.0% per year over 7 years.
£287,500
Growth on file: 1.0% per year over 7 years.
Sales timeline
30 October 2014Most recent
£287,500
+6.9%over 6 years14 December 2007
£269,000
Median price across the last 5 sales in CF3 2SF: £300,000 (2024–2021).
Nearby sales in CF3 2SF
9 Blacktown Gardens, Marshfield, Cardiff, CF3 2SF
Sold Mar 2024
£380,0003 Blacktown Gardens, Marshfield, Cardiff, CF3 2SF
Sold May 2023
£300,00032 Blacktown Gardens, Marshfield, Cardiff, CF3 2SF
Sold Dec 2022
£450,00010 Blacktown Gardens, Marshfield, Cardiff, CF3 2SF
Sold Jun 2021
£299,9505 Blacktown Gardens, Marshfield, Cardiff, CF3 2SF
Sold Apr 2021
£237,000
Versus other Blacktown Gardens homes
On habitable rooms, 17 Blacktown Gardens stands well clear of the street.
Price per m²
£2,376
Street avg £2,520
Floor Area
121 m²
Street avg 117 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.8 t/year
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Pentwyn Terrace — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







