21, Knowles Avenue, Rhyl has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 17 Dec 2021.

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

Land Registry records and our Estate Agent network show 313 sales of comparable properties within 720 metres of 21, Knowles Avenue, Rhyl since 2017.

Most recently, 46, Eastville Avenue, Rhyl, LL18 3TN, a freehold house, sold at £150,000 on the 2nd April 2026.

Read more about house prices in LL18.

• Sold Apr 2026£150,000 | 3 Bed House46, Eastville Avenue, Rhyl, LL18 3TN46, Eastville Avenue, Rhyl, LL18 3TN
• Sold Jan 2026£175,000 | 3 Bed House15, Hilton Drive, Rhyl, LL18 3BE15, Hilton Drive, Rhyl, LL18 3BE
• Sold Sep 2025£180,000 | 3 Bed House2A, Ridgeway Avenue, Rhyl, LL18 3UG2A, Ridgeway Avenue, Rhyl, LL18 3UG
• Sold Jul 2025£220,000 | 3 Bed House24, Eastville Avenue, Rhyl, LL18 3TH24, Eastville Avenue, Rhyl, LL18 3TH
• Sold Jun 2025£154,000 | 3 Bed House23, Ridgeway Avenue, Rhyl, LL18 3UG23, Ridgeway Avenue, Rhyl, LL18 3UG
• Sold Apr 2024£175,000 | 3 Bed House15, Eastville Avenue, Rhyl, LL18 3TH15, Eastville Avenue, Rhyl, LL18 3TH
• Sold Nov 2023£185,300 | 3 Bed House28, Knowles Avenue, Rhyl, LL18 3TU28, Knowles Avenue, Rhyl, LL18 3TU
• Sold Oct 2023£135,000 | 3 Bed House19, Knowles Avenue, Rhyl, LL18 3TU19, Knowles Avenue, Rhyl, LL18 3TU
• Sold Jul 2023£178,500 | 3 Bed House33, Oakville Avenue, Rhyl, LL18 3TG33, Oakville Avenue, Rhyl, LL18 3TG
• Sold Mar 2023£178,000 | 3 Bed House7, Carlisle Avenue, Rhyl, LL18 3UD7, Carlisle Avenue, Rhyl, LL18 3UD
• Sold Mar 2023£90,972 | 3 Bed House11, Knowles Avenue, Rhyl, LL18 3TU11, Knowles Avenue, Rhyl, LL18 3TU
• Sold Jan 2023£135,000 | 3 Bed House7, Oakville Avenue, Rhyl, LL18 3TE7, Oakville Avenue, Rhyl, LL18 3TE
• Sold Dec 2022£169,500 | 3 Bed House10, Eastville Avenue, Rhyl, LL18 3TH10, Eastville Avenue, Rhyl, LL18 3TH
• Sold Aug 2022£165,000 | 2 Bed House5, Carlisle Avenue, Rhyl, LL18 3UD5, Carlisle Avenue, Rhyl, LL18 3UD
• Sold Jul 2022£155,000 | 3 Bed House28, Ridgeway Avenue, Rhyl, LL18 3UG28, Ridgeway Avenue, Rhyl, LL18 3UG
• Sold Dec 2021£147,000 | 3 Bed House106, Rhyl Coast Road, Rhyl, LL18 3PP106, Rhyl Coast Road, Rhyl, LL18 3PP
• Sold Oct 2021£155,000 | 3 Bed House26, Eastville Avenue, Rhyl, LL18 3TH26, Eastville Avenue, Rhyl, LL18 3TH
• Sold Sep 2021£160,000 | 3 Bed House2, Carlisle Avenue, Rhyl, LL18 3UD2, Carlisle Avenue, Rhyl, LL18 3UD
• Sold Oct 2018£134,995 | 3 Bed House24, Knowles Avenue, Rhyl, LL18 3TU24, Knowles Avenue, Rhyl, LL18 3TU
• Sold Sep 2017£129,000 | 3 Bed House35, Knowles Avenue, Rhyl, LL18 3TU35, Knowles Avenue, Rhyl, LL18 3TU

Our analysis of the public data ranks 21, Knowles Avenue, Rhyl as the 13th largest and the 12th most expensive of the 35 addresses on Knowles Avenue, Rhyl, LL18.

Against the LL18 postcode district average, it is £27k less expensive than the typical property.

• Rhyl

  |

  1.6 km away
• Prestatyn

  |

  4.4 km away
• Abergele & Pensarn

  |

  8.4 km away

Environment Agency data suggests this area has a Very Low risk of flooding.