Postcode district
LL57: house prices and neighbourhoods
The LL57 postcode district (Gwynedd): 907 live postcodes across 4 neighbourhoods, with official figures as of 31 October 2026.
Typical house price
£210,750
Median of 74 resales of existing houses in LL57, Sep 2025 to Sep 2026.
Source: HM Land Registry Price Paid Data
Neighbourhoods in LL57
| Neighbourhood | Council | Typical house | Typical flat | Affluence today | Signs of gentrification |
|---|---|---|---|---|---|
| Bangor City | Gwynedd | £148,000 | £90,000 | Among the most income-deprived | Mixed signs |
| Bangor South | Gwynedd | £205,500 | – | Middle income | Mixed signs |
| Bethesda | Gwynedd | £177,000 | – | Below average income | Mixed signs |
| Llanberis & Deiniolen | Gwynedd | £195,000 | – | Middle income | Clear signs |
Each neighbourhood's figures are the median resale prices of houses and flats, Affluence today and the gentrification indication from its own page.
Thinking of buying in LL57?
A full report covers flood risk, schools, crime, your commute, energy, planning and how the area is changing, for the exact home.
Prepare a full report for a home See a sample reportNeighbourhood names: House of Commons Library, MSOA Names, Open Parliament Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Contains National Statistics data © Crown copyright and database right 2026. Figures describe the area, not any home, and are not a valuation or a prediction.