Gretna Flag

Gretna

County Seat:
No
Area (mi²):
4.036
State:
Louisiana

Gretna is a city located in Jefferson Parish, Louisiana. Gretna has a 2026 population of 17,185. Gretna is currently growing at a rate of 0.06% annually but its population has decreased by -3.25% since the most recent census, which recorded a population of 17,762 in 2020.

17.2K
Total Population
4,258
Density (mi²)
10 0.06%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)