LL54
Postcode district522 live postcodes, all in Gwynedd.
A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Gwynedd. Open the map at LL54 for neighbourhoods and points. Open the map at LL54
Deprivation by neighbourhood
Welsh Index of Multiple Deprivation 2025
Most deprived 10%Least
3 of Gwynedd’s 71 neighbourhoods are in Wales’s most deprived 20%.