Our Data Sources
Cilgwythwch, Caernarfon has a single entry in the Land Registry from October 2010 and a single entry in the EPC database dated March 2025.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate Cilgwythwch, Caernarfon would be worth £338,453, with a potential rental value of £1,183 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £299,772, with a rental value of £1,048 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
Cilgwythwch, Caernarfon occupies a 12,829 m2 plot as recorded by HM Land Registry.
Of the 4 other houses in this postcode, 3 have recorded plot sizes, and this one ranks as the largest.
Energy Efficiency
Cilgwythwch, Caernarfon has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 28 Mar 2025.
The property is not connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, oil.
Sold Prices
Cilgwythwch, Caernarfon last changed hands on 28th October 2010, selling for £220,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 31.0% since October 2010.
- Sold Oct 2010£220,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 52 sales of comparable properties within 2.8 kilometres of Cilgwythwch, Caernarfon across the last 2 years.
Most recently, Tan Hafodlas, Caernarfon, LL55 4RY, a freehold house, sold at £350,000 on the 27th May 2025.
Read more about house prices in LL55.
- Sold May 2025£350,000 | 4 Bed HouseTan Hafodlas, Caernarfon, LL55 4RYTan Hafodlas, Caernarfon, LL55 4RY
- Sold Jul 2023£360,000 | 4 Bed HouseBryn Berllan, Caernarfon, LL55 4RYBryn Berllan, Caernarfon, LL55 4RY
- Sold Sep 2016£282,500 | 4 Bed HouseY Gadlys, Caernarfon, LL55 2SNY Gadlys, Caernarfon, LL55 2SN
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks Cilgwythwch, Caernarfon as the 55th largest and the 36th most expensive of the 133 addresses on Caeathro, Caernarfon, LL55.
Against the LL55 postcode district average, it is £101k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Llanfairpwll|9.6 km away
- Bangor (Gwynedd)|11.2 km away
- Bodorgan|15.2 km away
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












