According to data from HM Land Registry, 6, Caernarfon sits on a plot of 289 m².

We have plot size data on 2 out of 5 other houses in the postcode and 6, Caernarfon sits on the largest plot.

6, Caernarfon has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 09 Oct 2018.

The property is not connected to mains gas and has fully double glazed windows. It is heated using electric storage heaters.

According to the Land Registry and our network of Estate Agents, there have been 35 sales of properties similar to 6, Caernarfon within a radius of 4.3 kilometres since 2007.

The most recent example is 28, Ty Du Road, Caernarfon, LL55 4LH, a freehold house which sold for £135,000 on the 20th January 2026.

Read more about house prices in LL55.

• Sold Jan 2026£135,000 | 2 Bed House28, Ty Du Road, Caernarfon, LL55 4LH28, Ty Du Road, Caernarfon, LL55 4LH
• Sold Jun 2025£140,000 | 3 Bed House6, Bethesda Street, Caernarfon, LL55 4LD6, Bethesda Street, Caernarfon, LL55 4LD
• Sold Mar 2025£195,000 | 2 Bed House14, Ty Du Road, Caernarfon, LL55 4LH14, Ty Du Road, Caernarfon, LL55 4LH
• Sold Oct 2024£177,000 | 3 Bed House7, Fron Goch, Caernarfon, LL55 4LE7, Fron Goch, Caernarfon, LL55 4LE
• Sold Jan 2024£130,000 | 2 Bed House20, Llainwen Isaf, Caernarfon, LL55 4LG20, Llainwen Isaf, Caernarfon, LL55 4LG
• Sold Oct 2023£245,000 | 2 Bed House4, Llainwen Uchaf, Caernarfon, LL55 4LL4, Llainwen Uchaf, Caernarfon, LL55 4LL
• Sold Oct 2023£114,000 | 2 Bed House11, Cambrian Terrace, Caernarfon, LL55 4HT11, Cambrian Terrace, Caernarfon, LL55 4HT
• Sold Jun 2023£150,000 | 2 Bed House5, Yankee Street, Caernarfon, LL55 4HU5, Yankee Street, Caernarfon, LL55 4HU
• Sold Jan 2022£167,500 | 2 Bed House9, Ty Du Road, Caernarfon, LL55 4HD9, Ty Du Road, Caernarfon, LL55 4HD
• Sold Nov 2021£193,500 | 3 Bed House6, Charlotte Street, Caernarfon, LL55 4ER6, Charlotte Street, Caernarfon, LL55 4ER
• Sold Oct 2021£210,000 | 2 Bed House2, Ceunant Street, Caernarfon, LL55 4SP2, Ceunant Street, Caernarfon, LL55 4SP
• Sold Sep 2020£137,500 | 2 Bed House8, Llainwen Isaf, Caernarfon, LL55 4LG8, Llainwen Isaf, Caernarfon, LL55 4LG
• Sold Jul 2018£122,000 | 2 Bed House8, Caernarfon, LL55 4UB8, Caernarfon, LL55 4UB
• Sold Dec 2016£85,000 | 2 Bed House4, Ceunant Street, Caernarfon, LL55 4SP4, Ceunant Street, Caernarfon, LL55 4SP
• Sold Sep 2016£94,000 | 2 Bed House26, Goodman Street, Caernarfon, LL55 4HL26, Goodman Street, Caernarfon, LL55 4HL
• Sold Jun 2016£115,000 | 2 Bed House12, Ceunant Street, Caernarfon, LL55 4SP12, Ceunant Street, Caernarfon, LL55 4SP
• Sold Oct 2015£110,000 | 2 Bed House3, Field Terrace, Caernarfon, LL55 4HH3, Field Terrace, Caernarfon, LL55 4HH
• Sold Oct 2012£104,000 | 2 Bed House43, Newton Street, Caernarfon, LL55 4HN43, Newton Street, Caernarfon, LL55 4HN
• Sold Nov 2009£89,000 | 2 Bed House22, Maes Padarn, Caernarfon, LL55 4TD22, Maes Padarn, Caernarfon, LL55 4TD
• Sold Oct 2007£71,000 | 3 Bed House16, Snowdon Street, Caernarfon, LL55 4HE16, Snowdon Street, Caernarfon, LL55 4HE

Pentre Castell, Llanberis, Caernarfon, LL55 has a total of 7 addresses. According to our analysis of all the public data, 6, Caernarfon is the 3rd largest and the 2nd most expensive property on the street.

When compared to the postcode district it is £53k less expensive than the average property in LL55.

• Bangor (Gwynedd)

  |

  12.0 km away
• Llanfairpwll

  |

  13.4 km away
• Roman Bridge

  |

  15.1 km away

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