Flat 5, 10A, Mostyn Street, Llandudno has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Jun 2025.

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

Flat 5, 10A, Mostyn Street, Llandudno last changed hands on 2nd March 2010, selling for £122,500. The transaction was logged as a leasehold flat by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 42.5% since March 2010.

• Sold Mar 2010£122,500

Land Registry records and our Estate Agent network show 22 sales of comparable properties within 670 metres of Flat 5, 10A, Mostyn Street, Llandudno since 2012.

Most recently, Apartment 36, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF, a leasehold flat, sold at £84,750 on the 28th November 2025.

Read more about house prices in LL30.

• Sold Nov 2025£84,750 | 2 Bed FlatApartment 36, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 36, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Aug 2025£140,000 | 2 Bed FlatFlat 4, 31, Lloyd Street, Llandudno, LL30 2YAFlat 4, 31, Lloyd Street, Llandudno, LL30 2YA
• Sold Jun 2025£119,000 | 2 Bed FlatFlat 6, 6, Trinity Square, Llandudno, LL30 2DAFlat 6, 6, Trinity Square, Llandudno, LL30 2DA
• Sold Dec 2023£130,000 | 2 Bed FlatApartment 4, St. Anns Apartments 5, Augusta Street, Llandudno, LL30 2AEApartment 4, St. Anns Apartments 5, Augusta Street, Llandudno, LL30 2AE
• Sold Dec 2023£130,000 | 2 Bed FlatApartment 4, St. Anns Apartments 6, Augusta Street, Llandudno, LL30 2AEApartment 4, St. Anns Apartments 6, Augusta Street, Llandudno, LL30 2AE
• Sold Nov 2023£120,000 | 2 Bed FlatApartment 30, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 30, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Jun 2023£142,000 | 2 Bed FlatApartment 3, St. Anns Apartments 6, Augusta Street, Llandudno, LL30 2AEApartment 3, St. Anns Apartments 6, Augusta Street, Llandudno, LL30 2AE
• Sold Dec 2022£170,000 | 2 Bed FlatApartment 6, St. Anns Apartments 5, Augusta Street, Llandudno, LL30 2AEApartment 6, St. Anns Apartments 5, Augusta Street, Llandudno, LL30 2AE
• Sold Oct 2022£77,000 | 2 Bed FlatApartment 24, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 24, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Sep 2022£155,000 | 2 Bed FlatApartment 14, Marlborough Place, Vaughan Street, Llandudno, LL30 1AEApartment 14, Marlborough Place, Vaughan Street, Llandudno, LL30 1AE
• Sold Aug 2022£133,000 | 2 Bed FlatFlat 2, 27, Deganwy Avenue, Llandudno, LL30 2YBFlat 2, 27, Deganwy Avenue, Llandudno, LL30 2YB
• Sold Jul 2022£102,500 | 2 Bed FlatApartment 42, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 42, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Apr 2022£115,000 | 2 Bed FlatApartment 41, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 41, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Feb 2022£100,000 | 2 Bed FlatApartment 1, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 1, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Jun 2019£42,000 | 3 Bed FlatFlat 1, 16A, Mostyn Street, Llandudno, LL30 2PSFlat 1, 16A, Mostyn Street, Llandudno, LL30 2PS
• Sold Apr 2019£100,000 | 2 Bed FlatApartment 18, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 18, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold May 2018£105,000 | 2 Bed FlatApartment 32, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 32, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Jun 2017£105,000 | 2 Bed FlatApartment 22, Marlborough Place, Vaughan Street, Llandudno, LL30 1AEApartment 22, Marlborough Place, Vaughan Street, Llandudno, LL30 1AE
• Sold May 2017£88,500 | 2 Bed FlatApartment 39, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DFApartment 39, Ormeside Grange, Gloddaeth Street, Llandudno, LL30 2DF
• Sold Feb 2012£117,000 | 2 Bed FlatFlat 1, 6, Trinity Square, Llandudno, LL30 2DAFlat 1, 6, Trinity Square, Llandudno, LL30 2DA

Our analysis of the public data ranks Flat 5, 10A, Mostyn Street, Llandudno as the 76th largest and the 29th most expensive of the 110 addresses on Mostyn Street, Llandudno, LL30.

Against the LL30 postcode district average, it is £86k less expensive than the typical property.

• Llandudno

  |

  200 m away
• Deganwy

  |

  3.1 km away
• Llandudno Junction

  |

  4.4 km away

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