Resident Population in Jefferson Parish, LA

Resident Population in Jefferson Parish, LA was 427.25300 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Jefferson Parish, LA reached a record high of 470.04700 in January of 1983 and a record low of 338.22900 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Jefferson Parish, LA - last updated from the United States Federal Reserve on April of 2026.



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