7, Lon-Y-Dderwen
7, Lon-Y-Dderwen
Description & Estimates







The public record describes 7, Lon-Y-Dderwen, Cardiff as an early-century house with 1,227 ft2 of internal area, sitting on a 327 m2 plot.
In this area, houses of this size normally have 4 bedrooms with a garden.
7, Lon-Y-Dderwen, Cardiff has an estimated sale value of £398,443 and an estimated rental value of £1,841 per month, assuming reasonable condition and based on the information available.
Lon-Y-Dderwen, Cardiff, CF14 lies within the CF14 postal district.
Our Data Sources
7, Lon-Y-Dderwen, Cardiff has no records in the the Land Registry and a single entry in the EPC database dated November 2012.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 7, Lon-Y-Dderwen, Cardiff would be worth £418,365, with a potential rental value of £1,933 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £370,552, with a rental value of £1,712 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 7, Lon-Y-Dderwen, Cardiff has declined by £4,114 (1.0%) over the last year. During the same period, its estimated monthly rental value has climbed by £52 (2.8%). The property's estimated gross yield is currently 5.5%.
Plot Size
7, Lon-Y-Dderwen, Cardiff occupies a 327 m2 plot as recorded by HM Land Registry.
All 23 other houses in this postcode have recorded plot sizes, and this one ranks as the 17th largest.
Energy Efficiency
7, Lon-Y-Dderwen, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 29 Nov 2012.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 580 metres of 7, Lon-Y-Dderwen, Cardiff across the last 2 years.
Most recently, 15, Llwyn Rhosyn, Cardiff, CF14 6NS, a freehold house, sold at £427,500 on the 28th January 2026.
Read more about house prices in CF14.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 7, Lon-Y-Dderwen, Cardiff as the largest and the most expensive of the 23 addresses on Lon-Y-Dderwen, Cardiff, CF14.
Against the CF14 postcode district average, it is £33k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Rhiwbina station is the nearest stop to 7, Lon-Y-Dderwen, Cardiff at 500 metres away.
- 500mRhiwbina
- 800mBirchgrove
- 800mWhitchurch (Cardiff)
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

