East Sussex Postcodes County

East Sussex is a county on the south coast of England, known for its varied landscape of coastline, rolling hills and historic towns. It stretches from the chalk cliffs of the south coast inland to areas of countryside shaped by farming and woodland. The county has a strong sense of place, with much of its character defined by long established settlements and a slower pace of life.

The county includes towns such as Lewes, Eastbourne, Hastings and Rye, each with its own history and role within the wider area. Lewes serves as the county town and retains a strong civic identity, while coastal towns developed through fishing, trade and later tourism. Inland villages and market towns continue to support rural communities, maintaining close links to the surrounding landscape.

East Sussex is particularly associated with areas of natural beauty, including the South Downs and stretches of unspoilt coastline. Walking, coastal paths and outdoor leisure are an important part of everyday life for many residents. Taken together, East Sussex offers a steady blend of countryside, historic settlement and coastal influence, giving it a calm and enduring character within southern England.

25,713
Postcodes
40
Districts
918,818
Population
England
Country

Postcode districts in East Sussex

DistrictPost townPostcodesPopulation
BN2 Brighton 1,607 96,272
BN1 Brighton 1,575 82,043
BN3 Hove 1,438 77,984
RH19 East Grinstead 1,120 35,971
BN27 Hailsham 1,094 32,118
TN22 Uckfield 1,000 30,604
BN21 Eastbourne 938 29,214
BN25 Seaford 880 23,864
TN6 Crowborough 835 24,146
BN22 Eastbourne 822 31,517
BN7 Lewes 759 20,847
BN20 Eastbourne 726 20,266
TN34 Hastings 718 30,832
RH17 Haywards Heath 708 18,820
TN21 Heathfield 707 15,125
TN39 Bexhill-on-Sea 691 24,903
BN23 Eastbourne 688 28,899
BN8 Lewes 680 17,326
TN38 St. Leonards-on-Sea 651 27,320
BN6 Hassocks 591 18,163
TN8 Edenbridge 572 14,388
TN3 Tunbridge Wells 567 12,900
TN40 Bexhill-on-Sea 551 19,673
TN31 Rye 538 15,834
BN10 Peacehaven 529 20,076
BN26 Polegate 524 12,091
TN33 Battle 478 13,496
TN37 St. Leonards-on-Sea 446 21,643
BN9 Newhaven 417 12,693
TN5 Wadhurst 409 8,480
BN41 Brighton 402 23,505
TN35 Hastings 397 16,900
BN24 Pevensey 358 11,108
TN18 Cranbrook 349 6,411
TN32 Robertsbridge 240 4,620
TN19 Etchingham 188 6,457
TN20 Mayfield 177 4,208
RH18 Forest Row 142 5,197
TN36 Winchelsea 103 1,667
TN7 Hartfield 98 1,237

Frequently asked questions

How many postcodes are in East Sussex?

There are approximately 25,713 postcodes in East Sussex.

How many postcode districts are in East Sussex?

East Sussex contains 40 postcode districts.

What is the population of East Sussex?

The postcode districts in East Sussex have a combined population of about 918,818.