Glanllyn, Caernarfon occupies a 276 m² plot as recorded by HM Land Registry.

Of the 3 other houses in this postcode, 2 have recorded plot sizes, and this one ranks as the 2nd largest.

Glanllyn, Caernarfon last changed hands on 2nd May 2014, selling for £190,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 47.4% since May 2014.

• Sold May 2014£190,000

Land Registry records and our Estate Agent network show 52 sales of comparable properties within 2.8 kilometres of Glanllyn, Caernarfon since 2015.

Most recently, Craig Y Don, Caernarfon, LL54 7EU, a freehold house, sold at £224,500 on the 13th October 2025.

Read more about house prices in LL54.

• Sold Oct 2025£224,500 | 3 Bed HouseCraig Y Don, Caernarfon, LL54 7EUCraig Y Don, Caernarfon, LL54 7EU
• Sold May 2025£260,000 | 4 Bed House2 Caeau Uchaf, Caernarfon, LL54 7HR2 Caeau Uchaf, Caernarfon, LL54 7HR
• Sold Mar 2025£212,500 | 3 Bed HouseCorwnda, Caernarfon, LL54 7NNCorwnda, Caernarfon, LL54 7NN
• Sold Jan 2025£450,000 | 3 Bed HouseBryn Gwyn Farm, Caernarfon, LL54 7APBryn Gwyn Farm, Caernarfon, LL54 7AP
• Sold Aug 2024£233,000 | 4 Bed HouseRhos Helyg, Caernarfon, LL54 7NFRhos Helyg, Caernarfon, LL54 7NF
• Sold Jun 2024£270,000 | 3 Bed HousePennybrook Farm, Caernarfon, LL54 7NLPennybrook Farm, Caernarfon, LL54 7NL
• Sold Sep 2023£250,000 | 4 Bed HouseSwn Yr Afon, Caernarfon, LL54 7EGSwn Yr Afon, Caernarfon, LL54 7EG
• Sold Aug 2023£220,000 | 4 Bed HouseGlanrafon Hen, Caernarfon, LL54 7HDGlanrafon Hen, Caernarfon, LL54 7HD
• Sold Jan 2023£192,500 | 4 Bed HouseAwelon, Caernarfon, LL54 7LUAwelon, Caernarfon, LL54 7LU
• Sold Jul 2022£550,000 | 3 Bed HouseBryn Menai, Caernarfon, LL54 7PWBryn Menai, Caernarfon, LL54 7PW
• Sold Jun 2021£231,500 | 3 Bed HouseTan Y Rhiw, Caernarfon, LL54 7RATan Y Rhiw, Caernarfon, LL54 7RA
• Sold Sep 2020£240,000 | 4 Bed HouseBryn Mor, Caernarfon, LL54 7HRBryn Mor, Caernarfon, LL54 7HR
• Sold Feb 2020£172,000 | 4 Bed HouseGwyndy, Caernarfon, LL54 7EYGwyndy, Caernarfon, LL54 7EY
• Sold Jan 2020£450,000 | 3 Bed HouseTyddyn Madyn, Caernarfon, LL54 7NNTyddyn Madyn, Caernarfon, LL54 7NN
• Sold May 2019£13,000 | 4 Bed HouseBoderwyddon, Caernarfon, LL54 7ANBoderwyddon, Caernarfon, LL54 7AN
• Sold Jul 2018£170,000 | 3 Bed House14, Fron Deg, Caernarfon, LL54 7AZ14, Fron Deg, Caernarfon, LL54 7AZ
• Sold Feb 2018£164,000 | 3 Bed HouseBryn Siriol, Caernarfon, LL54 7NFBryn Siriol, Caernarfon, LL54 7NF
• Sold Jan 2017£172,300 | 3 Bed House2, Trem Yr Eifl, Caernarfon, LL54 7LH2, Trem Yr Eifl, Caernarfon, LL54 7LH
• Sold Dec 2015£153,000 | 3 Bed House3, Trem Yr Eifl, Caernarfon, LL54 7LH3, Trem Yr Eifl, Caernarfon, LL54 7LH
• Sold Jan 2015£157,000 | 3 Bed HouseLlygad Yr Haul, Caernarfon, LL54 7NNLlygad Yr Haul, Caernarfon, LL54 7NN

Our analysis of the public data ranks Glanllyn, Caernarfon as the 97th largest and the 141st most expensive of the 260 addresses on Rhostryfan, Caernarfon, LL54.

Against the LL54 postcode district average, it is £6k more expensive than the typical property.

• Llanfairpwll

  |

  14.5 km away
• Bangor (Gwynedd)

  |

  16.4 km away
• Bodorgan

  |

  16.4 km away

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