Unparished areas in West Sussex

Crawley () is a large town and borough in West Sussex, England. It is south of London, north of Brighton and Hove, and north-east of the county town of Chichester. Crawley covers an area of and had a population of 118,493 at the time of the 2021 Census. Southern parts of the borough lie immediately next to the High Weald National Landscape.

Worthing ( ) is a seaside town and borough in West Sussex, England, at the foot of the South Downs, west of Brighton, and east of Chichester. With a population of 113,094 and an area of , the borough is the second largest component of the Brighton and Hove built-up area, the 15th most populous urban area in the United Kingdom. Northern parts of the borough, including the Worthing Downland Estate, form part of the South Downs National Park. In 2019, the Art Deco Worthing Pier was dubbed the best in Britain.

Horsham () is a market town on the upper reaches of the River Arun on the fringe of the Weald, in West Sussex, England. The town lies south-south-west of London, north-west of Brighton and north-east of the county town of Chichester. Nearby towns include Crawley to the north-east and Haywards Heath and Burgess Hill to the south-east. It is the administrative centre of the Horsham district.

Shoreham-by-Sea (often shortened to Shoreham) is a coastal town and port in the Adur district, in the county of West Sussex, England. In 2011 it had a population of 20,547.

town in West Sussex, UK