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Jefferson Parish, Louisiana locator map According to the United States Census Bureau, Gretna is a City that is located in Jefferson Parish, Louisiana at 29.91 degrees North and 90.05 degrees West.  The city's time zone is America/Chicago, and the city's primary telephone area code is 504.  The land area of Gretna is about 4.00 square miles, whereas the water area of the city is about 0.46 square miles.  Jefferson Parish's land area is about 296 square miles, so the city occupies about 1.4 percent of the county's total land area.

The Census Bureau estimates that Gretna had about 17,647 residents in 2019, which is approximately 4,412 people per square mile of land area. 

According to recent American Community Survey data, the median household income in Gretna was about $47,244 per year. 

The Louisiana counties map at upper right shows Jefferson Parish, highlighted in red.  Use the menu below to display interactive maps of Gretna, either in a frame on this page or in full-screen mode. 

Use the menu below to display categorized Gretna directories. 

Gretna Products and Services Directory

Selected Gretna, Louisiana Listings

These randomly selected Gretna listings provide some insight into the city's cultural environment and economic climate.

Arden Cahill Academy
  • Schools
Crucial Inc
  • Environmental Products Wholesale & Manufacturers
Gary Selsl
  • Legal Services
  • Social Security Counselors & Representatives
Marino Criminal Law LLC
  • Criminal Law Attorneys
  • Estate Planning & Administration Attorneys
Pacific Gulf Marine Inc
  • Title Insurance
Red Maple Restaurant
  • Seafood Restaurants
Shoot Wise
  • Gunsmiths
Sun Ray Grill
  • Bar & Grill Restaurants
Thompson Joseph C Dr
  • Ophthalmology Physicians & Surgeons
Westbank Gymnastics CLUB
  • Gymnastics Instruction

Nearby Louisiana Cities and Towns *

Large and Mid-size Cities in Nearby States

* Parenthesized numbers indicate economic activity levels.

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