11, Trewen
11, Trewen
Description & Estimates







The public record describes 11, Trewen, Caernarfon as a mid-century house with 850 ft2 of internal area, sitting on a 219 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
11, Trewen, Caernarfon has an estimated sale value of £168,055 and an estimated rental value of £790 per month, assuming reasonable condition and based on the information available.
Trewen, Groeslon, Caernarfon, LL54 lies within the LL54 postal district.
Our Data Sources
11, Trewen, Caernarfon has no records in the the Land Registry and a single entry in the EPC database dated January 2017.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 11, Trewen, Caernarfon would be worth £176,458, with a potential rental value of £830 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £156,291, with a rental value of £735 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 11, Trewen, Caernarfon has decreased by £3,626 (2.2%) over the last year. During the same period, its estimated monthly rental value has grown by £23 (2.9%). The property's estimated gross yield is currently 5.6%.
Plot Size
11, Trewen, Caernarfon occupies a 219 m2 plot as recorded by HM Land Registry.
Of the 24 other houses in this postcode, 6 have recorded plot sizes, and this one ranks as the 5th largest.
Energy Efficiency
11, Trewen, Caernarfon has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 19 Jan 2017.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 2.8 kilometres of 11, Trewen, Caernarfon across the last 2 years.
Most recently, 4 Rathbone Terrace, Caernarfon, LL54 7TG, a freehold house, sold at £170,000 on the 19th September 2025.
Read more about house prices in LL54.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 11, Trewen, Caernarfon as the 23rd largest and the 23rd most expensive of the 24 addresses on Trewen, Groeslon, Caernarfon, LL54.
Against the LL54 postcode district average, it is £48k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Llanfairpwll station is the nearest stop to 11, Trewen, Caernarfon at 16.7 kilometres away.
- 16.7kmLlanfairpwll
- 16.9kmBodorgan
- 17.8kmCriccieth
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

