According to data from HM Land Registry, Trefin, Holyhead sits on a plot of 468 m².

We have plot size data on 5 out of 5 other houses in the postcode and Trefin, Holyhead sits on the 5th largest plot.

Trefin, Holyhead has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 18 Dec 2014.

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

According to HM Land Registry, Trefin, Holyhead was last sold on 23rd March 2016 for £166,500 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since March 2016, the market for similar properties has risen by 55.7%.

• Sold Mar 2016£166,500
• Sold May 2007£156,000

According to the Land Registry and our network of Estate Agents, there have been 41 sales of properties similar to Trefin, Holyhead within a radius of 5.3 kilometres since 2015.

The most recent example is 41, Caer Delyn, Llangefni, LL77 7EJ, a freehold house which sold for £333,500 on the 29th April 2026.

Read more about house prices in LL65.

• Sold Apr 2026£333,500 | 3 Bed House41, Caer Delyn, Llangefni, LL77 7EJ41, Caer Delyn, Llangefni, LL77 7EJ
• Sold Feb 2026£630,000 | 3 Bed HouseTop Barn, Holyhead, LL65 4UATop Barn, Holyhead, LL65 4UA
• Sold Nov 2025£275,000 | 3 Bed House1, Cae Bach Aur Estate, Llangefni, LL77 7JS1, Cae Bach Aur Estate, Llangefni, LL77 7JS
• Sold Oct 2025£325,000 | 3 Bed House31, Caer Delyn, Llangefni, LL77 7EJ31, Caer Delyn, Llangefni, LL77 7EJ
• Sold Sep 2025£215,000 | 3 Bed House20, Caer Delyn, Llangefni, LL77 7EJ20, Caer Delyn, Llangefni, LL77 7EJ
• Sold Mar 2025£310,000 | 3 Bed HouseTynygongl, Ty Croes, LL63 5SXTynygongl, Ty Croes, LL63 5SX
• Sold Jul 2024£287,000 | 3 Bed House6, Maes Y Meillion, Llangefni, LL77 7AD6, Maes Y Meillion, Llangefni, LL77 7AD
• Sold Apr 2024£270,000 | 3 Bed House4, Maes Y Meillion, Llangefni, LL77 7AD4, Maes Y Meillion, Llangefni, LL77 7AD
• Sold Mar 2024£200,000 | 3 Bed House21, Caer Delyn, Llangefni, LL77 7EJ21, Caer Delyn, Llangefni, LL77 7EJ
• Sold Dec 2023£249,000 | 3 Bed HouseBodewran Park, Holyhead, LL65 3LZBodewran Park, Holyhead, LL65 3LZ
• Sold Oct 2023£247,500 | 3 Bed House42, Caer Delyn, Llangefni, LL77 7EJ42, Caer Delyn, Llangefni, LL77 7EJ
• Sold Jul 2023£150,000 | 3 Bed HouseBryn, Holyhead, LL65 4SLBryn, Holyhead, LL65 4SL
• Sold Nov 2022£295,000 | 3 Bed HouseTyn Y Ffynnon, Ceirchiog, Ty Croes, LL63 5UNTyn Y Ffynnon, Ceirchiog, Ty Croes, LL63 5UN
• Sold Nov 2022£275,000 | 3 Bed HouseCae Coch, Ty Croes, LL63 5UUCae Coch, Ty Croes, LL63 5UU
• Sold Dec 2020£195,000 | 3 Bed House40, Caer Delyn, Llangefni, LL77 7EJ40, Caer Delyn, Llangefni, LL77 7EJ
• Sold Sep 2020£170,500 | 3 Bed House33, Caer Delyn, Llangefni, LL77 7EJ33, Caer Delyn, Llangefni, LL77 7EJ
• Sold Aug 2019£122,500 | 3 Bed House19, Caer Delyn, Llangefni, LL77 7EJ19, Caer Delyn, Llangefni, LL77 7EJ
• Sold Feb 2018£161,000 | 3 Bed House29, Caer Delyn, Llangefni, LL77 7EJ29, Caer Delyn, Llangefni, LL77 7EJ
• Sold Oct 2017£205,000 | 3 Bed HouseBodlawen, Holyhead, LL65 3YTBodlawen, Holyhead, LL65 3YT
• Sold Mar 2015£110,000 | 3 Bed HouseHen Efail, Bodorgan, LL62 5DDHen Efail, Bodorgan, LL62 5DD

Gwalchmai, Holyhead, LL65 has a total of 359 addresses. According to our analysis of all the public data, Trefin, Holyhead is the 260th largest and the 133rd most expensive property on the street.

When compared to the postcode district it is £48k more expensive than the average property in LL65.

• Ty Croes

  |

  5.2 km away
• Bodorgan

  |

  5.8 km away
• Rhosneigr

  |

  6.2 km away

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