CM20
Postcode district629 live postcodes: 597 in Harlow, 32 in East Hertfordshire.
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 Harlow, which holds 95% of CM20’s postcodes. Open the map at CM20 for neighbourhoods and points. Open the map at CM20
Deprivation by neighbourhood
English Indices of Deprivation 2025
Most deprived 10%Least
3 of Harlow’s 58 neighbourhoods are in England’s most deprived 20%.
Harlow, the council that holds 95% of CM20
Councils in CM20
- Harlow597 postcodes
- East Hertfordshire32 postcodes