Ynys Isaf has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 Jan 2013.

The property is not connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (oil).

Land Registry records and our Estate Agent network show 15 sales of comparable properties within 2.5 kilometres of Ynys Isaf since 2007.

Most recently, 7, Cae Cali, Brynteg, LL78 8JJ, a freehold house, sold at £201,500 on the 29th August 2025.

Read more about house prices in LL78.

• Sold Aug 2025£201,500 | 4 Bed House7, Cae Cali, Brynteg, LL78 8JJ7, Cae Cali, Brynteg, LL78 8JJ
• Sold Apr 2025£296,300 | 4 Bed HousePerwick Cottage, Tyn-Y-Gongl, LL74 8TNPerwick Cottage, Tyn-Y-Gongl, LL74 8TN
• Sold Jan 2025£258,000 | 4 Bed House1, Old Council Houses, Brynteg, LL78 8JW1, Old Council Houses, Brynteg, LL78 8JW
• Sold Mar 2021£225,000 | 4 Bed House4 Cefn Waen, Llanbedrgoch, LL76 8TX4 Cefn Waen, Llanbedrgoch, LL76 8TX
• Sold Oct 2020£440,000 | 4 Bed HouseTy Morwydden, Llanbedrgoch, LL76 8TZTy Morwydden, Llanbedrgoch, LL76 8TZ
• Sold Jul 2019£220,000 | 4 Bed HouseBrynteg Cottage, Brynteg, LL78 8JQBrynteg Cottage, Brynteg, LL78 8JQ
• Sold Jun 2019£146,000 | 4 Bed House3, Cae Cali, Brynteg, LL78 8JJ3, Cae Cali, Brynteg, LL78 8JJ
• Sold Jun 2015£153,000 | 4 Bed HouseWylfa, Tyn-Y-Gongl, LL74 8PTWylfa, Tyn-Y-Gongl, LL74 8PT
• Sold Feb 2015£152,500 | 4 Bed House3 Greenway, Tyn-Y-Gongl, LL74 8TL3 Greenway, Tyn-Y-Gongl, LL74 8TL
• Sold Oct 2013£165,000 | 4 Bed House1, Cae Cali, Brynteg, LL78 8JJ1, Cae Cali, Brynteg, LL78 8JJ
• Sold Feb 2013£160,000 | 4 Bed HouseGarregwen, Tyn-Y-Gongl, LL74 8SGGarregwen, Tyn-Y-Gongl, LL74 8SG
• Sold Apr 2011£200,000 | 4 Bed HouseMona Cottage, Brynteg, LL78 8JQMona Cottage, Brynteg, LL78 8JQ
• Sold Jul 2009£287,500 | 4 Bed HouseBodlondeb, Llanbedrgoch, LL76 8TZBodlondeb, Llanbedrgoch, LL76 8TZ
• Sold Dec 2007£145,000 | 4 Bed House2, Cae Cali, Brynteg, LL78 8JJ2, Cae Cali, Brynteg, LL78 8JJ
• Sold Jun 2007£204,000 | 4 Bed House14, Stad Bryn Goleu, Tyn-Y-Gongl, LL74 8QF14, Stad Bryn Goleu, Tyn-Y-Gongl, LL74 8QF

Our analysis of the public data ranks Ynys Isaf as the 91st largest and the 175th most expensive of the 207 addresses on Brynteg, LL78.

Against the LL78 postcode district average, it is £78k less expensive than the typical property.

• Llanfairpwll

  |

  10.3 km away
• Bangor (Gwynedd)

  |

  12.6 km away
• Bodorgan

  |

  15.9 km away

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