Our Data Sources
23, Lon Owain, Cardiff has no records in the Land Registry and a single entry in the EPC database dated December 2013.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 23, Lon Owain, Cardiff would be worth £247,686, with a potential rental value of £1,613 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £219,379, with a rental value of £1,428 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
23, Lon Owain, Cardiff occupies a 234 m2 plot as recorded by HM Land Registry.
Of the 26 other houses in this postcode, 18 have recorded plot sizes, and this one ranks as the 14th largest.
Energy Efficiency
23, Lon Owain, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 06 Dec 2013.
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 162 sales of comparable properties within 580 metres of 23, Lon Owain, Cardiff since 2015.
Most recently, 44, Heol Yr Odyn, Cardiff, CF5 5QW, a freehold house, sold at £225,000 on the 15th October 2025.
Read more about house prices in CF5.
- Sold Oct 2025£225,000 | 3 Bed House44, Heol Yr Odyn, Cardiff, CF5 5QW44, Heol Yr Odyn, Cardiff, CF5 5QW
- Sold Oct 2025£227,500 | 4 Bed House518, Cowbridge Road West, Cardiff, CF5 5DB518, Cowbridge Road West, Cardiff, CF5 5DB
- Sold Jul 2025£245,000 | 4 Bed House443, Cowbridge Road West, Cardiff, CF5 5TF443, Cowbridge Road West, Cardiff, CF5 5TF
- Sold Jun 2025£150,000 | 3 Bed House451, Cowbridge Road West, Cardiff, CF5 5TF451, Cowbridge Road West, Cardiff, CF5 5TF
- Sold Mar 2025£200,000 | 3 Bed House24, Macdonald Place, Cardiff, CF5 4NZ24, Macdonald Place, Cardiff, CF5 4NZ
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £221,808, ranging from £160,713 to £335,824.
- 21 Lon Owain
3 Bed House | 6 m | Est. Value: £207,956
- 28 Lon Owain
3 Bed House | 10 m | Est. Value: £205,902
- 26 Lon Owain
3 Bed House | 14 m | Est. Value: £207,118
- 19 Lon Owain
3 Bed House | 18 m | Est. Value: £207,118
- 17 Lon Owain
3 Bed House | 21 m | Est. Value: £207,118
Location Comparison
Our analysis of the public data ranks 23, Lon Owain, Cardiff as the 3rd largest and the 2nd most expensive of the 26 addresses on Lon Owain, Cardiff, CF5.
Against the CF5 postcode district average, it is £58k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Waun-Gron Park|2.9 km away
- Fairwater|3.2 km away
- Danescourt|3.8 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.












