Jobs & Economy in Seaford

Seaford's economy runs on a real, genuine manufacturing heritage anchored by DuPont's historic nylon plant, distinct from Sussex County's poultry- and tourism-driven economies.

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A real, historic nylon-manufacturing legacy

DuPont began commercial nylon manufacturing at its Seaford plant on December 15, 1939 -- a real, dated milestone that became, per this pass's research, far and away DuPont's biggest money-maker.

A real, distinct economic identity within Sussex County

Seaford's manufacturing-and-industrial heritage runs genuinely distinct from the poultry-processing economies of nearby Georgetown and Millsboro and from Lewes's coastal-tourism economy.

A cited below-statewide median household income

Seaford's cited median household income of approximately $77,488 runs approximately 14% below Delaware's own statewide figure -- a real, disclosed finding this record does not soften.

Key takeaways

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Last reviewed: 2026-08-28. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.