5 Marshfield Road, Castleton, Cardiff, CF3 2UU
About 5 Marshfield Road
5 Marshfield Road is a five-bedroom detached house in Castleton, Cardiff, Cardiff (CF3 2UU). It has a recorded floor area of 239 m² (around 2573 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (May 2026) shows a C (score 74). When first surveyed in March 2015 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good and lighting went from Average to Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Held since December 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. At 239 m² the property is well over the postcode median (147 m² across 22 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £702,000 sits 295.5% above the 1996 sale of £177,500. On a £-per-square-foot basis, the last sale (£69/sq ft) was about 68% below the postcode norm.
What this property has
Inside
- Bedrooms5
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenSouth-west-facing
- GarageDouble
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 7 May 2036
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
5 Marshfield Road 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
5 Marshfield Road's estimated value is more than triple its earliest registered sale price (1996).
£702,000
Modelled from EPC, postcode comparables.
£177,500
Recorded with HM Land Registry.
Sales timeline
16 December 1996Most recent
£177,500
Median price across the last 5 sales in CF3 2UU: £450,000 (2024–2021).
Nearby sales in CF3 2UU
19 Marshfield Road, Castleton, Cardiff, CF3 2UU
Sold Jul 2024
£450,0002 Marshfield Road, Castleton, Cardiff, CF3 2UU
Sold May 2024
£280,000301 Marshfield Road, Castleton, Cardiff, CF3 2UU
Sold Aug 2023
£790,000311 Marshfield Road, Castleton, Cardiff, CF3 2UU
Sold Sept 2021
£260,00010 Marshfield Road, Castleton, Cardiff, CF3 2UU
Sold Feb 2021
£455,000
Versus other Marshfield Road homes
On years held, 5 Marshfield Road stands well clear of the street.
Price per m²
£743
Street avg £2,589
Floor Area
239 m²
Street avg 149 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
5.7 t/year
Street avg 5.1 t/year
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Castleton Rise — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







