According to data from HM Land Registry, 15, Constantine Terrace, Caernarfon sits on a plot of 51 m².

We have plot size data on 17 out of 19 other houses in the postcode and 15, Constantine Terrace, Caernarfon sits on the 17th largest plot.

15, Constantine Terrace, Caernarfon has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Aug 2021.

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, 15, Constantine Terrace, Caernarfon was last sold on 7th November 2006 for £103,500 and was recorded as a freehold house.

The property has only had this single sale since 1995.

• Sold Nov 2006£103,500

According to the Land Registry and our network of Estate Agents, there have been 109 sales of properties similar to 15, Constantine Terrace, Caernarfon within a radius of 530 metres since 2019.

The most recent example is 3, New Street, Caernarfon, LL55 2PU, a freehold house which sold for £120,000 on the 22nd December 2025.

Read more about house prices in LL55.

• Sold Dec 2025£120,000 | 3 Bed House3, New Street, Caernarfon, LL55 2PU3, New Street, Caernarfon, LL55 2PU
• Sold Nov 2025£110,000 | 3 Bed House54, Chapel Street, Caernarfon, LL55 2PS54, Chapel Street, Caernarfon, LL55 2PS
• Sold May 2025£149,000 | 3 Bed House12, Constantine Terrace, Caernarfon, LL55 2HL12, Constantine Terrace, Caernarfon, LL55 2HL
• Sold Oct 2024£90,000 | 3 Bed House28, William Street, Caernarfon, LL55 1ND28, William Street, Caernarfon, LL55 1ND
• Sold Oct 2024£88,000 | 3 Bed House50, Chapel Street, Caernarfon, LL55 2PS50, Chapel Street, Caernarfon, LL55 2PS
• Sold Apr 2024£135,000 | 3 Bed House9, Beulah Square, Caernarfon, LL55 2LA9, Beulah Square, Caernarfon, LL55 2LA
• Sold Apr 2024£140,000 | 3 Bed House19, Snowdon Street, Caernarfon, LL55 2RD19, Snowdon Street, Caernarfon, LL55 2RD
• Sold Mar 2024£138,600 | 3 Bed House5, Assheton Terrace, Caernarfon, LL55 2LD5, Assheton Terrace, Caernarfon, LL55 2LD
• Sold Dec 2023£60,000 | 3 Bed House58, Chapel Street, Caernarfon, LL55 2PS58, Chapel Street, Caernarfon, LL55 2PS
• Sold Aug 2023£131,750 | 3 Bed House40, Chapel Street, Caernarfon, LL55 2PS40, Chapel Street, Caernarfon, LL55 2PS
• Sold Jun 2023£105,000 | 3 Bed House17, New Street, Caernarfon, LL55 2PU17, New Street, Caernarfon, LL55 2PU
• Sold Jun 2023£120,000 | 3 Bed House4, Beulah Square, Caernarfon, LL55 2LA4, Beulah Square, Caernarfon, LL55 2LA
• Sold Nov 2022£154,000 | 3 Bed House3, Constantine Terrace, Caernarfon, LL55 2HL3, Constantine Terrace, Caernarfon, LL55 2HL
• Sold Oct 2022£153,000 | 3 Bed House16, Tithebarn Street, Caernarfon, LL55 2RF16, Tithebarn Street, Caernarfon, LL55 2RF
• Sold Aug 2022£125,000 | 3 Bed House15, New Street, Caernarfon, LL55 2PU15, New Street, Caernarfon, LL55 2PU
• Sold Aug 2022£105,000 | 3 Bed House52, Chapel Street, Caernarfon, LL55 2PS52, Chapel Street, Caernarfon, LL55 2PS
• Sold Mar 2022£125,000 | 3 Bed House42, New Street, Caernarfon, LL55 2PU42, New Street, Caernarfon, LL55 2PU
• Sold Jun 2021£102,500 | 3 Bed House15, Snowdon Street, Caernarfon, LL55 2RD15, Snowdon Street, Caernarfon, LL55 2RD
• Sold Nov 2020£95,000 | 3 Bed House10, Constantine Terrace, Caernarfon, LL55 2HL10, Constantine Terrace, Caernarfon, LL55 2HL
• Sold Dec 2019£95,000 | 3 Bed House2, Constantine Terrace, Caernarfon, LL55 2HL2, Constantine Terrace, Caernarfon, LL55 2HL

Constantine Terrace, Caernarfon, LL55 has a total of 19 addresses. According to our analysis of all the public data, 15, Constantine Terrace, Caernarfon is the 13th largest and the 13th most expensive property on the street.

When compared to the postcode district it is £91k less expensive than the average property in LL55.

• Llanfairpwll

  |

  10.1 km away
• Bodorgan

  |

  12.4 km away
• Bangor (Gwynedd)

  |

  13.0 km away

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