According to data from HM Land Registry, 304, Heol Trelai, Cardiff sits on a plot of 224 m².

We have plot size data on 3 out of 6 other houses in the postcode and 304, Heol Trelai, Cardiff sits on the largest plot.

304, Heol Trelai, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 25 Sep 2022.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 304, Heol Trelai, Cardiff was last sold on 7th October 2024 for £203,500 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 risen by 40.3%.

• Sold Oct 2024£203,500

According to the Land Registry and our network of Estate Agents, there have been 270 sales of properties similar to 304, Heol Trelai, Cardiff within a radius of 530 metres since 2023.

The most recent example is 7, Porthcawl Road, Cardiff, CF5 5HU, a freehold house which sold for £225,000 on the 13th February 2026.

Read more about house prices in CF5.

• Sold Feb 2026£225,000 | 3 Bed House7, Porthcawl Road, Cardiff, CF5 5HU7, Porthcawl Road, Cardiff, CF5 5HU
• Sold Dec 2025£220,000 | 3 Bed House14, Woodlands Park Drive, Cardiff, CF5 5RB14, Woodlands Park Drive, Cardiff, CF5 5RB
• Sold Nov 2025£205,000 | 3 Bed House85, Heol Poyston, Cardiff, CF5 5LZ85, Heol Poyston, Cardiff, CF5 5LZ
• Sold Oct 2025£227,000 | 3 Bed House5, Woodlands Park Drive, Cardiff, CF5 5RB5, Woodlands Park Drive, Cardiff, CF5 5RB
• Sold Aug 2025£195,000 | 3 Bed House11, Woodlands Park Drive, Cardiff, CF5 5RB11, Woodlands Park Drive, Cardiff, CF5 5RB
• Sold Jul 2025£180,000 | 3 Bed House2, Heol Y Castell, Cardiff, CF5 5LS2, Heol Y Castell, Cardiff, CF5 5LS
• Sold Mar 2025£180,000 | 3 Bed House62, Heol Pant Y Deri, Cardiff, CF5 5PN62, Heol Pant Y Deri, Cardiff, CF5 5PN
• Sold Mar 2025£195,000 | 3 Bed House18, Heol Poyston, Cardiff, CF5 5LX18, Heol Poyston, Cardiff, CF5 5LX
• Sold Feb 2025£180,000 | 3 Bed House3, Heol Poyston, Cardiff, CF5 5LX3, Heol Poyston, Cardiff, CF5 5LX
• Sold Feb 2025£189,000 | 3 Bed House66, Heol Poyston, Cardiff, CF5 5LZ66, Heol Poyston, Cardiff, CF5 5LZ
• Sold Nov 2024£250,000 | 3 Bed House228, Heol Trelai, Cardiff, CF5 5PH228, Heol Trelai, Cardiff, CF5 5PH
• Sold Nov 2024£170,000 | 3 Bed House14, Heol Y Castell, Cardiff, CF5 5LS14, Heol Y Castell, Cardiff, CF5 5LS
• Sold Sep 2024£212,000 | 3 Bed House72, Heol Poyston, Cardiff, CF5 5LZ72, Heol Poyston, Cardiff, CF5 5LZ
• Sold Aug 2024£223,000 | 3 Bed House234, Heol Trelai, Cardiff, CF5 5PH234, Heol Trelai, Cardiff, CF5 5PH
• Sold Jul 2024£225,000 | 3 Bed House84, Heol Poyston, Cardiff, CF5 5LZ84, Heol Poyston, Cardiff, CF5 5LZ
• Sold May 2024£245,000 | 3 Bed House12, Kilgetty Close, Cardiff, CF5 5PQ12, Kilgetty Close, Cardiff, CF5 5PQ
• Sold Jul 2023£187,500 | 3 Bed House35, Kilgetty Close, Cardiff, CF5 5PQ35, Kilgetty Close, Cardiff, CF5 5PQ
• Sold Jul 2023£182,000 | 3 Bed House16, Prendergast Place, Cardiff, CF5 5LP16, Prendergast Place, Cardiff, CF5 5LP
• Sold Apr 2023£232,000 | 3 Bed House56, Heol Pant Y Deri, Cardiff, CF5 5PN56, Heol Pant Y Deri, Cardiff, CF5 5PN
• Sold Apr 2023£212,000 | 3 Bed House51, Heol Pant Y Deri, Cardiff, CF5 5PN51, Heol Pant Y Deri, Cardiff, CF5 5PN

Heol Trelai, Cardiff, CF5 has a total of 344 addresses. According to our analysis of all the public data, 304, Heol Trelai, Cardiff is the 87th largest and the 147th most expensive property on the street.

When compared to the postcode district it is £76k less expensive than the average property in CF5.

• Waun-Gron Park

  |

  2.4 km away
• Fairwater

  |

  2.8 km away
• Ninian Park

  |

  3.4 km away

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