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11, William Street, Bangor is recorded publicly as a period freehold house across 818 ft2 of internal area, sitting on a 123 m2 plot.
Locally, houses of this size normally have 3 bedrooms with a garden.
Our estimate of the sale value of 11, William Street, Bangor is £143,535 and its rental estimate is £731 per month, given the available information and assuming reasonable condition.
William Street, Bangor, LL57 falls within the LL57 postal district.
11, William Street, Bangor has a single entry in the Land Registry from July 2010 and a single entry in the EPC database dated July 2013.
We combine this information with that 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.
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 11, William Street, Bangor, we estimate a market value of £150,711 and a rental value of £768 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £133,487 and £680 per month respectively.
Over the last year, 11, William Street, Bangor has seen its estimated sale value decline by £768 (0.5%) and its estimated rental value climb by £25 per month (3.4%). This results in an estimated gross rental yield of 6.1%.
HM Land Registry records the plot of land for 11, William Street, Bangor as measuring 123 m2.
That makes it the 7th largest plot in the postcode, where 13 of the 17 other houses have recorded plot data.
11, William Street, Bangor has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 11 Jul 2013.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
The most recent sale of 11, William Street, Bangor completed on 14th July 2010 at £105,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 this is the property's only sale.
Values of comparable properties have risen by 45.3% over the period since July 2010.
Over the past 2 years 3 properties similar to 11, William Street, Bangor have sold within a radius of 540 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 3rd December 2025, was 2, Awel Y Mor, Bangor, LL57 1BZ, a freehold house which sold for £132,000.
Read more about house prices in LL57.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Of the 27 addresses on William Street, Bangor, LL57, 11, William Street, Bangor comes out as the 10th largest and the 10th most expensive in our analysis of the public data.
It is also £56k less expensive than the average property across the LL57 district.
From 11, William Street, Bangor, the nearest station is Bangor (Gwynedd), 1.4 kilometres away.
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
The flood risk here is rated very low, based on Environment Agency data.
The recent census recorded whether a resident owned or rented their home.
In the area around 11, William Street, Bangor, 40.6% of property is socially rented and 34.7% is privately rented.
The graph below shows how this compares to Wales and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 11, William Street, Bangor, 42.4% of residents are recorded as possessing school level qualifications and 31.1% as possessing degree level qualifications.
The graph below shows how this compares to Wales and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 11, William Street, Bangor, the average age was 30.2 and the most common age was 22.
The graph below shows how this compares to Wales and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 11, William Street, Bangor, 0.3% of property was a second home.
Comparison figures for Wales and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 11, William Street, Bangor, there are an average of 0.8 cars per household.
See below for how this compares to Wales and the rest of England & Wales.