SA18 9
Postcode sector8 live postcodes, all in Carmarthenshire.
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 Carmarthenshire. Open the map at SA18 9 for neighbourhoods and points. Open the map at SA18 9
Deprivation by neighbourhood
Welsh Index of Multiple Deprivation 2025
Most deprived 10%Least
13 of Carmarthenshire’s 111 neighbourhoods are in Wales’s most deprived 20%.