According to data from HM Land Registry, Arwelfa, Caernarfon sits on a plot of 977 m².

We have plot size data on 20 out of 35 other houses in the postcode and Arwelfa, Caernarfon sits on the 11th largest plot.

Arwelfa, Caernarfon has an Energy Performance Rating (EPC) of G. This is based on the most recent assessment, dated 09 Sep 2024.

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

According to the Land Registry and our network of Estate Agents, there have been 41 sales of properties similar to Arwelfa, Caernarfon within a radius of 3.0 kilometres since 2009.

The most recent example is 3, Swn Yr Efail, Caernarfon, LL55 4FG, a freehold house which sold for £199,500 on the 17th October 2025.

Read more about house prices in LL55.

• Sold Oct 2025£199,500 | 4 Bed House3, Swn Yr Efail, Caernarfon, LL55 4FG3, Swn Yr Efail, Caernarfon, LL55 4FG
• Sold Apr 2025£245,000 | 4 Bed HouseHedsor Villa, Caernarfon, LL55 4ATHedsor Villa, Caernarfon, LL55 4AT
• Sold Feb 2025£217,000 | 4 Bed HouseLlwyn Onn, Station Road, Caernarfon, LL55 4AGLlwyn Onn, Station Road, Caernarfon, LL55 4AG
• Sold Nov 2024£275,000 | 4 Bed HouseCae Delyn, Caernarfon, LL55 4DECae Delyn, Caernarfon, LL55 4DE
• Sold Apr 2024£195,000 | 4 Bed HouseBod Gwilym, Allt Goch, Caernarfon, LL55 4DWBod Gwilym, Allt Goch, Caernarfon, LL55 4DW
• Sold Jan 2023£442,000 | 4 Bed HouseFoelas, Caernarfon, LL55 4DUFoelas, Caernarfon, LL55 4DU
• Sold Oct 2022£138,000 | 4 Bed House21, Bro Rhythallt, Caernarfon, LL55 4AU21, Bro Rhythallt, Caernarfon, LL55 4AU
• Sold Oct 2022£297,500 | 4 Bed HouseOakleigh, Caernarfon, LL55 4RUOakleigh, Caernarfon, LL55 4RU
• Sold Sep 2022£237,500 | 3 Bed HouseLlys Dulas, Station Road, Caernarfon, LL55 4AGLlys Dulas, Station Road, Caernarfon, LL55 4AG
• Sold Feb 2022£175,000 | 4 Bed House3 Tan Y Coed Terrace, Caernarfon, LL55 4RL3 Tan Y Coed Terrace, Caernarfon, LL55 4RL
• Sold Nov 2021£200,000 | 3 Bed HouseTyn Llwyn, Caernarfon, LL55 4RUTyn Llwyn, Caernarfon, LL55 4RU
• Sold Feb 2021£170,000 | 3 Bed HouseAfallon, Caernarfon, LL55 4ATAfallon, Caernarfon, LL55 4AT
• Sold Jul 2019£150,000 | 4 Bed HouseTegfryn, Station Road, Caernarfon, LL55 4BWTegfryn, Station Road, Caernarfon, LL55 4BW
• Sold Nov 2018£445,000 | 3 Bed HouseTyddyn Whisgin Bach, Caernarfon, LL55 2TLTyddyn Whisgin Bach, Caernarfon, LL55 2TL
• Sold Nov 2018£109,000 | 3 Bed HouseAwelon, Caernarfon, LL55 4DLAwelon, Caernarfon, LL55 4DL
• Sold Mar 2018£115,000 | 3 Bed HouseAngorfa, Caernarfon, LL55 4ANAngorfa, Caernarfon, LL55 4AN
• Sold Jan 2018£220,000 | 3 Bed HouseTan Y Bryn, Caernarfon, LL55 4DUTan Y Bryn, Caernarfon, LL55 4DU
• Sold Dec 2017£350,000 | 4 Bed HouseTy'R Ysgol, Caernarfon, LL55 4ALTy'R Ysgol, Caernarfon, LL55 4AL
• Sold Mar 2017£163,500 | 3 Bed House1 Min Y Parc, Caernarfon, LL55 4RN1 Min Y Parc, Caernarfon, LL55 4RN
• Sold Dec 2009£238,000 | 3 Bed HouseHafod Oleu Uchaf, Caernarfon, LL55 4EXHafod Oleu Uchaf, Caernarfon, LL55 4EX

Ceunant, Caernarfon, LL55 has a total of 123 addresses. According to our analysis of all the public data, Arwelfa, Caernarfon is the 57th largest and the 92nd most expensive property on the street.

When compared to the postcode district it is £16k less expensive than the average property in LL55.

• Llanfairpwll

  |

  10.1 km away
• Bangor (Gwynedd)

  |

  10.9 km away
• Bodorgan

  |

  17.0 km away

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