Our Data Sources
11, Heol Pennar, Cardiff has no records in the Land Registry and a single entry in the EPC database dated March 2019.
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
In very good condition, we estimate 11, Heol Pennar, Cardiff would be worth £114,300, with a potential rental value of £826 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £101,237, with a rental value of £732 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
11, Heol Pennar, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Mar 2019.
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
Land Registry records and our Estate Agent network show 14 sales of comparable properties within 590 metres of 11, Heol Pennar, Cardiff since 2007.
Most recently, 229, Heol Trelai, Cardiff, CF5 5LF, a leasehold flat, sold at £120,000 on the 4th June 2025.
Read more about house prices in CF5.
- Sold Jun 2025£120,000 | 2 Bed Flat229, Heol Trelai, Cardiff, CF5 5LF229, Heol Trelai, Cardiff, CF5 5LF
- Sold May 2024£110,000 | 2 Bed Flat237, Heol Trelai, Cardiff, CF5 5LF237, Heol Trelai, Cardiff, CF5 5LF
- Sold Dec 2018£87,000 | 2 Bed Flat129, Heol Carnau, Cardiff, CF5 5NH129, Heol Carnau, Cardiff, CF5 5NH
- Sold Nov 2017£80,000 | 2 Bed Flat50, Heol Eglwys, Cardiff, CF5 5NZ50, Heol Eglwys, Cardiff, CF5 5NZ
- Sold Sep 2017£65,000 | 2 Bed Flat21, Neyland Place, Cardiff, CF5 5EP21, Neyland Place, Cardiff, CF5 5EP
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 £156,124, ranging from £93,235 to £217,405.
- 13 Heol Pennar
2 Bed Flat | 10 m | Est. Value: £108,857
- 19 Heol Pennar
2 Bed Flat | 19 m | Est. Value: £108,857
- 17 Heol Pennar
2 Bed Flat | 19 m | Est. Value: £101,963
- 23 Heol Pennar
2 Bed Flat | 25 m | Est. Value: £115,941
- 21 Heol Pennar
2 Bed Flat | 25 m | Est. Value: £106,339
Location Comparison
Our analysis of the public data ranks 11, Heol Pennar, Cardiff as the 13th largest and the 13th most expensive of the 15 addresses on Heol Pennar, Cardiff, CF5.
Against the CF5 postcode district average, it is £185k less expensive than the typical property.
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Schools Nearby
Public Transport Nearby
- Waun-Gron Park|1.8 km away
- Fairwater|2.3 km away
- Ninian Park|2.7 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












