Our Data Sources
Trewithan House, St. Asaph has no recent1 records in the Land Registry and a single entry in the EPC database dated August 2017.
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.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If Trewithan House, St. Asaph is in very good condition we estimate a sale value of £764,742 and a rental value of £1,879 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £677,342 and a rental value of £1,664 per month.
Plot Size
According to data from HM Land Registry, Trewithan House, St. Asaph sits on a plot of 993 m2.
We have plot size data on 15 out of 20 other houses in the postcode and Trewithan House, St. Asaph sits on the 6th largest plot.
Energy Efficiency
Trewithan House, St. Asaph has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 15 Aug 2017.
The property is connected to mains gas and has some double glazing. It is heated using a boiler and radiators (mains gas).
Sold Prices
According to HM Land Registry, Trewithan House, St. Asaph was last sold on 4th December 1997 for £160,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
- Sold Dec 1997£160,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to Trewithan House, St. Asaph within a radius of 2.3 kilometres since 2016.
The most recent example is Tros Elwy, Upper Denbigh Road, St. Asaph, LL17 0RW, a freehold house which sold for £700,000 on the 31st March 2025.
Read more about house prices in LL17.
- Sold Mar 2025£700,000 | 5 Bed HouseTros Elwy, Upper Denbigh Road, St. Asaph, LL17 0RWTros Elwy, Upper Denbigh Road, St. Asaph, LL17 0RW
- Sold Aug 2021£370,000 | 5 Bed HouseBrynhyfryd, Mount Road, St. Asaph, LL17 0DFBrynhyfryd, Mount Road, St. Asaph, LL17 0DF
- Sold Dec 2016£353,950 | 5 Bed House2, Holly Court, St. Asaph, LL17 0DR2, Holly Court, St. Asaph, LL17 0DR
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £350,719, ranging from £157,972 to £759,812.
- Llys Awel
4 Bed House | 20 m | Est. Value: £157,972
- 2 Llys Trewithan
4 Bed House | 28 m | Est. Value: £259,773
- 1 Llys Trewithan
4 Bed House | 28 m | Est. Value: £261,140
- 3 Llys Trewithan
4 Bed House | 32 m | Est. Value: £252,791
- Alwyn
3 Bed House | 38 m | Est. Value: £402,026
Location Comparison
Mount Road, St. Asaph, LL17 has a total of 70 addresses. According to our analysis of all the public data, Trewithan House, St. Asaph is the 12th largest and the 4th most expensive property on the street.
When compared to the postcode district it is £529k more expensive than the average property in LL17.
More reading links
Schools Nearby
Public Transport Nearby
- Rhyl|7.2 km away
- Prestatyn|8.8 km away
- Abergele & Pensarn|9.9 km away
Available Internet Speeds
According to recent data from Ofcom, Superfast Broadband is available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












