Ty Mawr, Caernarfon
Ty Mawr, Caernarfon
Description & Estimates







The public record describes Ty Mawr, Caernarfon as a period house with 839 ft2 of internal area, sitting on a 118,130 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
Ty Mawr, Caernarfon has an estimated sale value of £235,211 and an estimated rental value of £669 per month, assuming reasonable condition and based on the information available.
Nantmor, Caernarfon, LL55 lies within the LL55 postal district.
Our Data Sources
Ty Mawr, Caernarfon has no records in the the Land Registry and a single entry in the EPC database dated February 2013.
We combine this information with public data 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 Ty Mawr, Caernarfon would be worth £246,972, with a potential rental value of £702 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £218,747, with a rental value of £622 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 Ty Mawr, Caernarfon has fallen by £5,076 (2.2%) over the last year. During the same period, its estimated monthly rental value has moved up by £19 (2.9%). The property's estimated gross yield is currently 3.4%.
Plot Size
Ty Mawr, Caernarfon occupies a 118,130 m2 plot as recorded by HM Land Registry.
Of the 12 other houses in this postcode, 8 have recorded plot sizes, and this one ranks as the 3rd largest.
Energy Efficiency
Ty Mawr, Caernarfon has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 04 Feb 2013.
The property is not connected to mains gas and has partial double glazing. It is heated using Boiler and radiators, wood logs.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 7.9 kilometres of Ty Mawr, Caernarfon across the last 2 years.
Most recently, 17, Gwynant Street, Caernarfon, LL55 4LY, a freehold house, sold at £215,000 on the 6th October 2025.
Read more about house prices in LL55.
- Sold Oct 2025£215,000 | 3 Bed House17, Gwynant Street, Caernarfon, LL55 4LY17, Gwynant Street, Caernarfon, LL55 4LY
- Sold Sep 2025£212,500 | 3 Bed House3, Gwynant Street, Caernarfon, LL55 4LY3, Gwynant Street, Caernarfon, LL55 4LY
- Sold Dec 2017£190,750 | 3 Bed HouseBryn Llinos, Caernarfon, LL55 4YGBryn Llinos, Caernarfon, LL55 4YG
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks Ty Mawr, Caernarfon as the 43rd largest and the 43rd most expensive of the 59 addresses on Nantmor, Caernarfon, LL55.
Against the LL55 postcode district average, it is £19k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Penrhyndeudraeth station is the nearest stop to Ty Mawr, Caernarfon at 7.3 kilometres away.
- 7.3kmPenrhyndeudraeth
- 7.6kmMinffordd
- 8.0kmPorthmadog
Available Internet Speeds
Ofcom's latest figures show poor internet coverage in this area, which may mean weak or no connectivity.
According to recent data from Ofcom, Slow/none broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

