Our Data Sources
9, Trefonwys, Bangor has a single entry in the Land Registry from May 2023 and a single entry in the EPC database dated October 2022.
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.
Price Range & Condition
In very good condition, we estimate 9, Trefonwys, Bangor would be worth £356,142, with a potential rental value of £984 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £315,440, with a rental value of £872 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
9, Trefonwys, Bangor occupies a 966 m2 plot as recorded by HM Land Registry.
Of the 33 other houses in this postcode, 31 have recorded plot sizes, and this one ranks as the 6th largest.
Energy Efficiency
9, Trefonwys, Bangor has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 27 Oct 2022.
The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).
Sold Prices
9, Trefonwys, Bangor last changed hands on 22nd May 2023, selling for £330,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has dropped by 20.5% since May 2023.
- Sold May 2023£330,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 34 sales of comparable properties within 580 metres of 9, Trefonwys, Bangor since 2013.
Most recently, 22, Belmont Drive, Bangor, LL57 2HS, a freehold house, sold at £299,500 on the 29th January 2025.
Read more about house prices in LL57.
- Sold Jan 2025£299,500 | 4 Bed House22, Belmont Drive, Bangor, LL57 2HS22, Belmont Drive, Bangor, LL57 2HS
- Sold Dec 2024£385,000 | 4 Bed House6, Trefonwys, Bangor, LL57 2HU6, Trefonwys, Bangor, LL57 2HU
- Sold Jun 2024£308,000 | 4 Bed House128, Penchwintan Road, Bangor, LL57 2YG128, Penchwintan Road, Bangor, LL57 2YG
- Sold Jan 2024£417,500 | 4 Bed HouseHafod, Lon Y Ffrwd, Bangor, LL57 2LGHafod, Lon Y Ffrwd, Bangor, LL57 2LG
- Sold Oct 2023£330,000 | 4 Bed House32, Belmont Road, Bangor, LL57 2LL32, Belmont Road, Bangor, LL57 2LL
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 £313,518, ranging from £209,248 to £379,781.
- 17 Trefonwys
5 Bed House | 33 m | Est. Value: £379,781
- 6 Trefonwys
4 Bed House | 42 m | Est. Value: £358,496
- 18 Trefonwys
3 Bed House | 58 m | Est. Value: £288,650
- 5 Trefonwys
4 Bed House | 58 m | Est. Value: £346,187
- 9 Belmont Drive
4 Bed House | 63 m | Est. Value: £301,870
Location Comparison
Our analysis of the public data ranks 9, Trefonwys, Bangor as the 19th largest and the 16th most expensive of the 33 addresses on Trefonwys, Bangor, LL57.
Against the LL57 postcode district average, it is £141k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Bangor (Gwynedd)|900 m away
- Llanfairpwll|4.0 km away
- Llanfairfechan|11.7 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












