jefferson parish

Jefferson Parish is a parish in the U.S. state of Louisiana. As of the 2020 census, the population was 440,781. Its parish seat is Gretna, its largest community is Metairie, and its largest incorporated city is Kenner. Jefferson Parish is included in the Greater New Orleans area.
  • Country: United States
  • State: Louisiana
  • Founded: February 11, 1825
  • Named for: Thomas Jefferson
  • Seat: Gretna
  • Largest community: Metairie
  • Area code: 504,985

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Data from: en.wikipedia.org