Our Data Sources
66, Lon-Y-Celyn, Cardiff has no records in the Land Registry and a single entry in the EPC database dated May 2023.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 66, Lon-Y-Celyn, Cardiff, we estimate a market value of £437,710 and a rental value of £1,707 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £387,686 and £1,512 per month respectively.
Plot Size
HM Land Registry records the plot of land for 66, Lon-Y-Celyn, Cardiff as measuring 264 m2.
That makes it the 15th largest plot in the postcode, where 27 of the 28 other houses have recorded plot data.
Energy Efficiency
66, Lon-Y-Celyn, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 May 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Since 2011 77 properties similar to 66, Lon-Y-Celyn, Cardiff have sold within a radius of 670 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 20th February 2026, was 13, Coryton Rise, Cardiff, CF14 7EJ, a freehold house which sold for £385,000.
Read more about house prices in CF14.
- Sold Feb 2026£385,000 | 3 Bed House13, Coryton Rise, Cardiff, CF14 7EJ13, Coryton Rise, Cardiff, CF14 7EJ
- Sold Jul 2025£419,000 | 3 Bed House28, Coryton Rise, Cardiff, CF14 7EJ28, Coryton Rise, Cardiff, CF14 7EJ
- Sold Mar 2025£355,000 | 3 Bed House2, Pantmawr Road, Cardiff, CF14 7TF2, Pantmawr Road, Cardiff, CF14 7TF
- Sold Nov 2024£395,000 | 3 Bed House94, Park Avenue, Cardiff, CF14 7AN94, Park Avenue, Cardiff, CF14 7AN
- Sold Sep 2024£401,998 | 3 Bed House5, Heol Pant Y Rhyn, Cardiff, CF14 7BZ5, Heol Pant Y Rhyn, Cardiff, CF14 7BZ
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 £442,770, ranging from £211,181 to £637,453.
- 64 Lon-Y-Celyn
3 Bed House | 6 m | Est. Value: £413,783
- 53 Lon-Y-Celyn
3 Bed House | 39 m | Est. Value: £543,666
- 78 Lon-Y-Celyn
3 Bed House | 39 m | Est. Value: £438,147
- 55 Lon-Y-Celyn
4 Bed House | 39 m | Est. Value: £637,453
- 80 Lon-Y-Celyn
3 Bed House | 51 m | Est. Value: £435,985
Location Comparison
Of the 104 addresses on Lon-Y-Celyn, Cardiff, CF14, 66, Lon-Y-Celyn, Cardiff comes out as the 65th largest and the 52nd most expensive in our analysis of the public data.
It is also £41k more expensive than the average property across the CF14 district.
More reading links
Schools Nearby
Public Transport Nearby
- Coryton|300 m away
- Whitchurch (Cardiff)|300 m away
- Rhiwbina|900 m away
Available Internet Speeds
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












