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, growing with a station on the Mississippi River for the Missouri Pacific Railroad, Texas and Pacific Railroad, and Southern Pacific Railroad, with a ferry across the River to New Orleans. The famous spice-maker Zatarain's was founded here in 1889. Gretna was incorporated in 1913, absorbing the section of McDonogh within the Jefferson Parish boundaries. In the 1940 census, Gretna had a population of 10,879.