According to data from HM Land Registry, 2, William Street, Caernarfon sits on a plot of 74 m².

We have plot size data on 38 out of 39 other houses in the postcode and 2, William Street, Caernarfon sits on the 18th largest plot.

2, William Street, Caernarfon has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 24 Jan 2017.

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

According to HM Land Registry, 2, William Street, Caernarfon was last sold on 16th May 2016 for £111,000 and was recorded as a freehold house.

The property has had 5 sales since 1995.

Since May 2016, the market for similar properties has risen by 82.3%.

• Sold May 2016£111,000
• Sold Oct 2003£73,000
• Sold Oct 2001£37,000

According to the Land Registry and our network of Estate Agents, there have been 58 sales of properties similar to 2, William Street, Caernarfon within a radius of 520 metres since 2011.

The most recent example is 4, Cadnant Road, Caernarfon, LL55 1NA, a freehold house which sold for £120,000 on the 5th September 2025.

Read more about house prices in LL55.

• Sold Sep 2025£120,000 | 3 Bed House4, Cadnant Road, Caernarfon, LL55 1NA4, Cadnant Road, Caernarfon, LL55 1NA
• Sold Aug 2025£92,500 | 3 Bed House18, New Street, Caernarfon, LL55 2PU18, New Street, Caernarfon, LL55 2PU
• Sold May 2025£85,000 | 2 Bed House6, Holywell Terrace, Caernarfon, LL55 2AP6, Holywell Terrace, Caernarfon, LL55 2AP
• Sold May 2025£105,000 | 2 Bed House34, New Street, Caernarfon, LL55 2PU34, New Street, Caernarfon, LL55 2PU
• Sold May 2025£110,000 | 2 Bed House33, New Street, Caernarfon, LL55 2PU33, New Street, Caernarfon, LL55 2PU
• Sold Feb 2025£115,000 | 2 Bed House24, South Penrallt, Caernarfon, LL55 1NS24, South Penrallt, Caernarfon, LL55 1NS
• Sold Jan 2025£90,000 | 3 Bed House34, William Street, Caernarfon, LL55 1ND34, William Street, Caernarfon, LL55 1ND
• Sold Jul 2024£111,000 | 3 Bed House37, William Street, Caernarfon, LL55 1ND37, William Street, Caernarfon, LL55 1ND
• Sold Mar 2024£115,000 | 2 Bed House42, Chapel Street, Caernarfon, LL55 2PS42, Chapel Street, Caernarfon, LL55 2PS
• Sold Sep 2023£118,000 | 2 Bed House4, William Street, Caernarfon, LL55 1ND4, William Street, Caernarfon, LL55 1ND
• Sold Feb 2023£137,500 | 2 Bed House37, South Penrallt, Caernarfon, LL55 1NS37, South Penrallt, Caernarfon, LL55 1NS
• Sold Oct 2022£110,000 | 3 Bed House39, William Street, Caernarfon, LL55 1ND39, William Street, Caernarfon, LL55 1ND
• Sold Aug 2022£70,000 | 2 Bed House4, Pool Street, Caernarfon, LL55 2AB4, Pool Street, Caernarfon, LL55 2AB
• Sold Jun 2022£134,000 | 2 Bed House40, William Street, Caernarfon, LL55 1ND40, William Street, Caernarfon, LL55 1ND
• Sold Aug 2021£102,000 | 2 Bed House29, William Street, Caernarfon, LL55 1ND29, William Street, Caernarfon, LL55 1ND
• Sold Dec 2020£90,000 | 2 Bed House21, William Street, Caernarfon, LL55 1ND21, William Street, Caernarfon, LL55 1ND
• Sold Jul 2019£95,000 | 3 Bed House32, William Street, Caernarfon, LL55 1ND32, William Street, Caernarfon, LL55 1ND
• Sold Apr 2019£70,000 | 2 Bed House13, New Street, Caernarfon, LL55 2PU13, New Street, Caernarfon, LL55 2PU
• Sold Oct 2012£82,500 | 2 Bed House30, William Street, Caernarfon, LL55 1ND30, William Street, Caernarfon, LL55 1ND
• Sold Dec 2011£98,000 | 2 Bed House22, William Street, Caernarfon, LL55 1ND22, William Street, Caernarfon, LL55 1ND

William Street, Caernarfon, LL55 has a total of 39 addresses. According to our analysis of all the public data, 2, William Street, Caernarfon is the 31st largest and the 31st most expensive property on the street.

When compared to the postcode district it is £118k less expensive than the average property in LL55.

• Llanfairpwll

  |

  9.8 km away
• Bodorgan

  |

  12.2 km away
• Bangor (Gwynedd)

  |

  12.7 km away

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