44, Heol Cefn Onn
44, Heol Cefn Onn
Description & Estimates







44, Heol Cefn Onn, Cardiff is described in the public record as a mid-century house with 1,668 ft2 of internal area, sitting on a 416 m2 plot.
Locally, houses of this size normally have 4 bedrooms with a garden.
Our estimate of the sale value of 44, Heol Cefn Onn, Cardiff is £629,673 and its rental estimate is £1,822 per month, given the available information and assuming reasonable condition.
Heol Cefn Onn, Lisvane, Cardiff, CF14 falls within the CF14 postal district.
Our Data Sources
44, Heol Cefn Onn, Cardiff has no records in the the Land Registry and a single entry in the EPC database dated June 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
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 44, Heol Cefn Onn, Cardiff, we estimate a market value of £661,157 and a rental value of £1,913 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £585,596 and £1,695 per month respectively.
Recent Market Change
Over the last year, 44, Heol Cefn Onn, Cardiff has seen its estimated sale value fall by £6,501 (1.0%) and its estimated rental value move up by £52 per month (2.8%). This results in an estimated gross rental yield of 3.5%.
Plot Size
HM Land Registry records the plot of land for 44, Heol Cefn Onn, Cardiff as measuring 416 m2.
That makes it the 11th largest plot in the postcode, where all 16 other houses have recorded plot data.
Energy Efficiency
44, Heol Cefn Onn, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 24 Jun 2014.
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
Over the past 2 years 3 properties similar to 44, Heol Cefn Onn, Cardiff have sold within a radius of 760 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 9th April 2025, was 9, Heol St. Denys, Cardiff, CF14 0RU, a freehold house which sold for £637,500.
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
Of the 46 addresses on Heol Cefn Onn, Lisvane, Cardiff, CF14, 44, Heol Cefn Onn, Cardiff comes out as the 17th largest and the 9th most expensive in our analysis of the public data.
It is also £264k more expensive than the average property across the CF14 district.
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Schools Nearby
Public Transport Nearby
From 44, Heol Cefn Onn, Cardiff, the nearest station is Lisvane & Thornhill, 500 metres away.
- 500mLisvane & Thornhill
- 1.0kmLlanishen
- 2.5kmTy Glas
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.

