Our Data Sources
47, Heol Y Castell, Cardiff has no records in the Land Registry and a single entry in the EPC database dated October 2025.
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 47, Heol Y Castell, Cardiff would be worth £174,993, with a potential rental value of £1,242 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £154,994, with a rental value of £1,100 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
47, Heol Y Castell, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 10 Oct 2025.
The property is connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 25 sales of comparable properties within 540 metres of 47, Heol Y Castell, Cardiff since 2007.
Most recently, 106, Cwrt Yr Ala Road, Cardiff, CF5 5QS, a freehold house, sold at £170,000 on the 25th April 2025.
Read more about house prices in CF5.
- Sold Apr 2025£170,000 | 3 Bed House106, Cwrt Yr Ala Road, Cardiff, CF5 5QS106, Cwrt Yr Ala Road, Cardiff, CF5 5QS
- Sold Jun 2024£180,000 | 3 Bed House24, Lauriston Park, Cardiff, CF5 5QA24, Lauriston Park, Cardiff, CF5 5QA
- Sold Mar 2024£172,000 | 3 Bed House31, Lauriston Park, Cardiff, CF5 5QB31, Lauriston Park, Cardiff, CF5 5QB
- Sold Sep 2023£195,000 | 3 Bed House24, Heol Y Castell, Cardiff, CF5 5LS24, Heol Y Castell, Cardiff, CF5 5LS
- Sold Jul 2023£175,750 | 3 Bed House27, Lauriston Park, Cardiff, CF5 5QB27, Lauriston Park, Cardiff, CF5 5QB
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 £183,810, ranging from £150,023 to £230,308.
- 45 Heol Y Castell
3 Bed House | 6 m | Est. Value: £180,209
- 1 Heol Trefgarne
3 Bed House | 18 m | Est. Value: £167,108
- 43 Heol Y Castell
3 Bed House | 20 m | Est. Value: £194,517
- 41 Heol Y Castell
2 Bed House | 25 m | Est. Value: £150,023
- 3 Heol Trefgarne
4 Bed House | 27 m | Est. Value: £190,007
Location Comparison
Our analysis of the public data ranks 47, Heol Y Castell, Cardiff as the 48th largest and the 47th most expensive of the 65 addresses on Heol Y Castell, Ely, Cardiff, CF5.
Against the CF5 postcode district average, it is £127k less expensive than the typical property.
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Schools Nearby
Public Transport Nearby
- Waun-Gron Park|2.4 km away
- Fairwater|2.8 km away
- Ninian Park|3.4 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.












