HA3
Postcode district1,262 live postcodes: 974 in Harrow, 288 in Brent.
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 Harrow, which holds 77% of HA3’s postcodes. Open the map at HA3 for neighbourhoods and points. Open the map at HA3
Deprivation by neighbourhood
English Indices of Deprivation 2025
Most deprived 10%Least
1 of Harrow’s 144 neighbourhoods are in England’s most deprived 20%.