Gretna, LA Profile: Facts, Map & Data


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Gretna, Louisiana - Basic Facts

The City of Gretna is an incorporated place (Class Code P1) located in Jefferson Parish at latitude 29.9109 and longitude -90.0517. Jefferson Parish is in the Central time zone (GMT -6). The elevation is 0 feet.

The formal official name is the City of Gretna, but most people and references simply refer to it as Gretna, Louisiana.

The P1 Census Class Code for Gretna indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the City of Gretna (see map below) encompass a land area of 4 sq. miles and a water area of 0.46 sq. miles.

Alternate Unofficial Names for Gretna: Mechancisk Village, Mechanickkham, Mechanicks Village, Mechanikham.

City of Gretna, LA Boundary Map


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Boundary Maps: Parish Governing Authority District 1 | Jefferson Parish | Louisiana Parishes

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Gretna, LA Data & Demographics (As of July 1, 2014)


Total Population 17,191
Population in Households 16,225
Population in Familes 12,051
Population in Group Qrtrs 966
Population Density1 4,261
Diversity Index2 70


Total Households 6,778
Average Household Size 2.39
Family Households 3,972
Average Family Size 3


Total Housing Units 7,973 (100%)
Owner Occupied HU 3,150 (39.5%)
Renter Occupied HU 3,629 (45.5%)
Vacant Housing Units 1,195 (15.0%)
Median Home Value $132,819
Average Home Value $165,278


Median Household Income $34,492
Average Household Income $49,327
Per Capita Income $20,000
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population -0.73% -0.36%
Households -0.65% -0.37%
Families -1.01% -0.6%
Median Household Income   2.36%
Per Capita Income   2.15%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Gretna, LA - Peer Comparisons by Rank and Percentile

The table below compares Gretna to the other 473 incorporated cities, towns and CDPs in Louisiana by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 27 95th
Population Density1 # 7 99th
Diversity Index2 # 11 98th
Median Household Income # 320 33rd
Per Capita Income # 255 46th

Additional comparisons and rankings can be made with a VERY EASY TO USE Louisiana Census Data Comparison Tool.