Pentwyn, Bangor
Pentwyn, Bangor
Description & Estimates







The public record describes Pentwyn, Bangor as a period house with 1,464 ft2 of internal area, sitting on a 698 m2 plot.
In this area, houses of this size normally have 4 bedrooms with a garden.
Pentwyn, Bangor has an estimated sale value of £349,364 and an estimated rental value of £684 per month, assuming reasonable condition and based on the information available.
Siliwen Road, Bangor, LL57 lies within the LL57 postal district.
Our Data Sources
Pentwyn, Bangor has no records in the the Land Registry and a single entry in the EPC database dated February 2010.
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 Pentwyn, Bangor would be worth £366,832, with a potential rental value of £718 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £324,908, with a rental value of £636 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 Pentwyn, Bangor has fallen by £6,662 (1.9%) over the last year. During the same period, its estimated monthly rental value has moved up by £10 (1.5%). The property's estimated gross yield is currently 2.3%.
Plot Size
Pentwyn, Bangor occupies a 698 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 6th largest.
Energy Efficiency
Pentwyn, Bangor has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 23 Feb 2010.
The property is connected to mains gas and has partial double glazing. 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 700 metres of Pentwyn, Bangor across the last 2 years.
Most recently, 52, Upper Garth Road, Bangor, LL57 2SS, a freehold house, sold at £401,000 on the 3rd December 2025.
Read more about house prices in LL57.
- Sold Dec 2025£401,000 | 4 Bed House52, Upper Garth Road, Bangor, LL57 2SS52, Upper Garth Road, Bangor, LL57 2SS
- Sold Jul 2022£253,000 | 4 Bed House68, Upper Garth Road, Bangor, LL57 2SS68, Upper Garth Road, Bangor, LL57 2SS
- Sold May 2019£200,000 | 4 Bed House74, Upper Garth Road, Bangor, LL57 2SS74, Upper Garth Road, Bangor, LL57 2SS
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks Pentwyn, Bangor as the 29th largest and the 23rd most expensive of the 52 addresses on Siliwen Road, Bangor, LL57.
Against the LL57 postcode district average, it is £150k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Bangor (Gwynedd) station is the nearest stop to Pentwyn, Bangor at 1.2 kilometres away.
- 1.2kmBangor (Gwynedd)
- 5.5kmLlanfairpwll
- 10.1kmLlanfairfechan
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.

