According to data from HM Land Registry, 23, Heol Erwin, Cardiff sits on a plot of 225 m².

We have plot size data on 28 out of 28 other houses in the postcode and 23, Heol Erwin, Cardiff sits on the 28th largest plot.

23, Heol Erwin, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 17 Apr 2024.

The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 23, Heol Erwin, Cardiff was last sold on 21st October 2024 for £345,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since October 2024, the market for similar properties has dropped by 5.8%.

• Sold Oct 2024£345,000

According to the Land Registry and our network of Estate Agents, there have been 194 sales of properties similar to 23, Heol Erwin, Cardiff within a radius of 570 metres since 2014.

The most recent example is 47, Heol Erwin, Cardiff, CF14 6QQ, a freehold house which sold for £400,000 on the 17th September 2025.

Read more about house prices in CF14.

• Sold Sep 2025£400,000 | 3 Bed House47, Heol Erwin, Cardiff, CF14 6QQ47, Heol Erwin, Cardiff, CF14 6QQ
• Sold Sep 2025£395,000 | 3 Bed House134, Heol Llanishen Fach, Cardiff, CF14 6RG134, Heol Llanishen Fach, Cardiff, CF14 6RG
• Sold Mar 2025£365,000 | 3 Bed House32, Heol Lewis, Cardiff, CF14 6QA32, Heol Lewis, Cardiff, CF14 6QA
• Sold Feb 2025£385,000 | 3 Bed House50, Heol Erwin, Cardiff, CF14 6QR50, Heol Erwin, Cardiff, CF14 6QR
• Sold Oct 2024£370,000 | 3 Bed House41, Heol Erwin, Cardiff, CF14 6QQ41, Heol Erwin, Cardiff, CF14 6QQ
• Sold Jul 2024£442,500 | 3 Bed House34, Heol Erwin, Cardiff, CF14 6QR34, Heol Erwin, Cardiff, CF14 6QR
• Sold Jan 2024£372,000 | 3 Bed House52, Heol Erwin, Cardiff, CF14 6QR52, Heol Erwin, Cardiff, CF14 6QR
• Sold Aug 2023£350,000 | 3 Bed House43, Heol Erwin, Cardiff, CF14 6QQ43, Heol Erwin, Cardiff, CF14 6QQ
• Sold Jul 2023£380,000 | 3 Bed House51, Heol Erwin, Cardiff, CF14 6QQ51, Heol Erwin, Cardiff, CF14 6QQ
• Sold Nov 2022£370,000 | 3 Bed House30, Clos Ton Mawr, Cardiff, CF14 6RH30, Clos Ton Mawr, Cardiff, CF14 6RH
• Sold Nov 2022£380,000 | 3 Bed House11, Heol Erwin, Cardiff, CF14 6QP11, Heol Erwin, Cardiff, CF14 6QP
• Sold Oct 2022£375,000 | 3 Bed House35, Heol Erwin, Cardiff, CF14 6QQ35, Heol Erwin, Cardiff, CF14 6QQ
• Sold Sep 2020£305,000 | 3 Bed House38, Heol Erwin, Cardiff, CF14 6QR38, Heol Erwin, Cardiff, CF14 6QR
• Sold Aug 2020£300,000 | 3 Bed House13, Clos Ton Mawr, Cardiff, CF14 6RH13, Clos Ton Mawr, Cardiff, CF14 6RH
• Sold Aug 2020£310,000 | 3 Bed House8, Heol Erwin, Cardiff, CF14 6QP8, Heol Erwin, Cardiff, CF14 6QP
• Sold Jul 2018£315,000 | 3 Bed House12, Heol Erwin, Cardiff, CF14 6QP12, Heol Erwin, Cardiff, CF14 6QP
• Sold Aug 2017£287,000 | 3 Bed House30, Heol Erwin, Cardiff, CF14 6QR30, Heol Erwin, Cardiff, CF14 6QR
• Sold Jul 2017£245,000 | 3 Bed House37, Heol Erwin, Cardiff, CF14 6QQ37, Heol Erwin, Cardiff, CF14 6QQ
• Sold Sep 2016£253,000 | 3 Bed House31, Heol Erwin, Cardiff, CF14 6QP31, Heol Erwin, Cardiff, CF14 6QP
• Sold Jun 2014£237,500 | 3 Bed House19, Heol Erwin, Cardiff, CF14 6QP19, Heol Erwin, Cardiff, CF14 6QP

Heol Erwin, Cardiff, CF14 has a total of 74 addresses. According to our analysis of all the public data, 23, Heol Erwin, Cardiff is the 39th largest and the 40th most expensive property on the street.

When compared to the postcode district it is £11k more expensive than the average property in CF14.

• Birchgrove

  |

  1.1 km away
• Rhiwbina

  |

  1.3 km away
• Ty Glas

  |

  1.3 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.