Louisiana · Census place 2231915
Gretna, Louisiana
Gretna is a city in Jefferson Parish, Louisiana with an estimated 17,185 residents on July 1, 2024. It is the 19th largest of 155 incorporated places of 1,000+ people in the state.
- Population 2024
- 17,185
- #19 of 155 in Louisiana
- Change since 2020
- -3.2%
- -577 people
- Land area
- 4.0 sq mi
- + 0.46 sq mi water
- Density
- 4,254 / sq mi
- State median 1,568
Measure from here
Tools and pages that start from Gretna
Gretna population, 2020 to 2024
Gretna lost 577 residents from July 2020 to July 2024, a change of -3.2%. In the latest year it moved by +10. Among 59 Louisiana places of 5,000 or more, that growth ranks 35th; the median place changed by -2.7%. The median place of 5,000+ in Louisiana has 11,686 people, so Gretna is 1.5 times that size.
Gretna covers 4.04 square miles of land and 0.46 of water, for 4,254 people per square mile of land. The median Louisiana place of 5,000+ has 1,568, so Gretna is denser than the typical town.
What county Gretna is in
All of Gretna's residents live in Jefferson Parish, which had 427,253 residents in 2024. Gretna holds 4.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.
ZIP codes in Gretna
2 ZIP Code Tabulation Areas (ZCTAs) overlap Gretna by at least 10% of the ZCTA's or the city's land: 70053, 70056. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.
Where Gretna is
The Census internal point of Gretna is at 29.910900, -90.051700. Baton Rouge, the capital, is 77.6 miles WNW in a straight line. The nearest larger place is New Orleans, LA (362,701 people), 12.1 miles away.
Internal point
- Decimal
- 29.910900, -90.051700
- DMS
- 29°54'39.24"N 90°03'6.12"W
- UTM
- 15N 784674.0E 3312566.7N
- Geohash
- 9vrfnv47e
- Plus code
- 76XFWW6X+98
Daylight in Gretna
At 29.91° N, Gretna gets about 14 h 04 min of daylight around the June solstice and 10 h 13 min around the December solstice, a swing of 3 h 51 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.
Places near Gretna
The eight nearest incorporated places of 1,000+ in Louisiana, measured between internal points. The closest is Westwego, 5.5 miles away, with 8,231 people.
Questions people ask
What is the population of Gretna, LA?
17,185 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 577 (3.2%) from 17,762 in July 2020.
What county is Gretna in?
Jefferson Parish. All of its residents live in that county.
What ZIP codes cover Gretna?
2 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 70053, 70056.
How far is Gretna from Baton Rouge?
77.6 miles (124.9 km) in a straight line, heading WNW from Gretna.
What is the nearest larger city to Gretna?
New Orleans, LA, with 362,701 residents, 12.1 miles away between internal points.
Sources and data as of
Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.
- 01Census Vintage 2024 subcounty population estimates
- 02Census 2024 Gazetteer, places
- 03Census 2020 ZCTA to place relationship file
- 04Census 2024 cartographic boundary file, counties (1:5,000,000)
How every number is computed: methodology. Spotted a wrong figure? Report an error.