Our Data Sources
143, Heol Carnau, Cardiff has no records in the Land Registry and a single entry in the EPC database dated August 2014.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate 143, Heol Carnau, Cardiff would be worth £227,506, with a potential rental value of £1,504 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £201,505, with a rental value of £1,332 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
143, Heol Carnau, Cardiff occupies a 326 m2 plot as recorded by HM Land Registry.
Of the 12 other houses in this postcode, 10 have recorded plot sizes, and this one ranks as the 4th largest.
Energy Efficiency
143, Heol Carnau, Cardiff has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 12 Aug 2014.
The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 218 sales of comparable properties within 630 metres of 143, Heol Carnau, Cardiff since 2016.
Most recently, 7, Porthcawl Road, Cardiff, CF5 5HU, a freehold house, sold at £225,000 on the 13th February 2026.
Read more about house prices in CF5.
- Sold Feb 2026£225,000 | 3 Bed House7, Porthcawl Road, Cardiff, CF5 5HU7, Porthcawl Road, Cardiff, CF5 5HU
- Sold Feb 2026£71,800 | 3 Bed House48, Haverford Way, Cardiff, CF5 5EN48, Haverford Way, Cardiff, CF5 5EN
- Sold Aug 2025£175,000 | 3 Bed House34, Heol Pant Y Deri, Cardiff, CF5 5PL34, Heol Pant Y Deri, Cardiff, CF5 5PL
- Sold Jul 2025£180,000 | 3 Bed House2, Heol Y Castell, Cardiff, CF5 5LS2, Heol Y Castell, Cardiff, CF5 5LS
- Sold Mar 2025£180,000 | 3 Bed House62, Heol Pant Y Deri, Cardiff, CF5 5PN62, Heol Pant Y Deri, Cardiff, CF5 5PN
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £168,974, ranging from £112,195 to £242,987.
- 141 Heol Carnau
3 Bed House | 8 m | Est. Value: £195,388
- 139 Heol Carnau
2 Bed Flat | 21 m | Est. Value: £115,758
- 137 Heol Carnau
2 Bed Flat | 21 m | Est. Value: £116,515
- 149 Heol Carnau
4 Bed House | 28 m | Est. Value: £242,987
- 133 Heol Carnau
2 Bed Flat | 32 m | Est. Value: £112,195
Location Comparison
Our analysis of the public data ranks 143, Heol Carnau, Cardiff as the 37th largest and the 69th most expensive of the 129 addresses on Heol Carnau, Cardiff, CF5.
Against the CF5 postcode district average, it is £77k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Waun-Gron Park|2.3 km away
- Fairwater|2.8 km away
- Ninian Park|3.1 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












