HM Land Registry records the plot of land for Eirianfa, Caernarfon as measuring 240 m².

That makes it the largest plot in the postcode, where 3 of the 6 other houses have recorded plot data.

Eirianfa, Caernarfon has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Feb 2022.

The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

The most recent sale of Eirianfa, Caernarfon completed on 27th June 2022 at £180,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 4 times.

Values of comparable properties have risen by 6.2% over the period since June 2022.

• Sold Jun 2022£180,000
• Sold Mar 2017£115,000
• Sold Dec 2010£112,000

Since 2007 93 properties similar to Eirianfa, Caernarfon have sold within a radius of 2.6 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 16th March 2026, was 35, Bro Rhythallt, Caernarfon, LL55 4AU, a freehold house which sold for £195,000.

Read more about house prices in LL55.

• Sold Mar 2026£195,000 | 3 Bed House35, Bro Rhythallt, Caernarfon, LL55 4AU35, Bro Rhythallt, Caernarfon, LL55 4AU
• Sold Aug 2025£140,000 | 3 Bed HouseMoranedd, Caernarfon, LL55 4DHMoranedd, Caernarfon, LL55 4DH
• Sold Aug 2025£148,052 | 3 Bed House9 Rhythallt Terrace, Caernarfon, LL55 4AT9 Rhythallt Terrace, Caernarfon, LL55 4AT
• Sold Aug 2025£170,000 | 3 Bed House4 Minffordd, Caernarfon, LL55 3PD4 Minffordd, Caernarfon, LL55 3PD
• Sold Apr 2025£158,000 | 3 Bed HouseLlys Myfyr, Station Road, Caernarfon, LL55 4AGLlys Myfyr, Station Road, Caernarfon, LL55 4AG
• Sold Mar 2025£195,000 | 3 Bed HouseBryn Awelon, Caernarfon, LL55 3NRBryn Awelon, Caernarfon, LL55 3NR
• Sold Mar 2025£150,000 | 3 Bed HouseBod Elwy, Station Road, Caernarfon, LL55 4BABod Elwy, Station Road, Caernarfon, LL55 4BA
• Sold Dec 2024£196,759 | 3 Bed House5 Orwig Terrace, Caernarfon, LL55 3NY5 Orwig Terrace, Caernarfon, LL55 3NY
• Sold Jul 2024£166,000 | 3 Bed House3 Tan Y Graig, Caernarfon, LL55 4DL3 Tan Y Graig, Caernarfon, LL55 4DL
• Sold Jun 2024£120,000 | 3 Bed HouseMin Y Don, Caernarfon, LL55 4DLMin Y Don, Caernarfon, LL55 4DL
• Sold Mar 2024£140,000 | 3 Bed House2 Orwig Terrace, Caernarfon, LL55 3NY2 Orwig Terrace, Caernarfon, LL55 3NY
• Sold Jul 2023£177,500 | 3 Bed HouseCaerfryn, Caernarfon, LL55 4ANCaerfryn, Caernarfon, LL55 4AN
• Sold Jun 2023£175,000 | 3 Bed House6 Bryn Hyfryd Terrace, Caernarfon, LL55 4DU6 Bryn Hyfryd Terrace, Caernarfon, LL55 4DU
• Sold Mar 2023£175,000 | 3 Bed House9, Dolafon, Caernarfon, LL55 4DB9, Dolafon, Caernarfon, LL55 4DB
• Sold Sep 2022£170,000 | 3 Bed HousePennarth, Station Road, Caernarfon, LL55 4BAPennarth, Station Road, Caernarfon, LL55 4BA
• Sold Dec 2021£185,000 | 3 Bed HouseFron, Allt Goch, Caernarfon, LL55 4DWFron, Allt Goch, Caernarfon, LL55 4DW
• Sold Jan 2020£150,000 | 3 Bed House1 Turrets, Caernarfon, LL55 4RF1 Turrets, Caernarfon, LL55 4RF
• Sold Mar 2019£128,000 | 3 Bed House1 Bryn Hyfryd Terrace, Caernarfon, LL55 4DU1 Bryn Hyfryd Terrace, Caernarfon, LL55 4DU
• Sold May 2018£143,000 | 3 Bed HouseGlasfryn, Caernarfon, LL55 4DLGlasfryn, Caernarfon, LL55 4DL
• Sold Sep 2007£129,950 | 3 Bed HouseTan Y Gaer, Caernarfon, LL55 4DDTan Y Gaer, Caernarfon, LL55 4DD

Of the 150 addresses on Cwm-Y-Glo, Caernarfon, LL55, Eirianfa, Caernarfon comes out as the 67th largest and the 97th most expensive in our analysis of the public data.

It is also £53k less expensive than the average property across the LL55 district.

• Bangor (Gwynedd)

  |

  9.3 km away
• Llanfairpwll

  |

  9.3 km away
• Llanfairfechan

  |

  17.8 km away

The flood risk here is rated Very Low, based on Environment Agency data.