Gretna, Louisiana Population 2021

17,515
map placeholder

Gretna is a city located in Jefferson Parish Louisiana. With a 2020 population of 17,515, it is the 18th largest city in Louisiana and the 2063rd largest city in the United States . Gretna is currently declining at a rate of -0.38% annually and its population has decreased by -1.25% since the most recent census, which recorded a population of 17,736 in 2010. Gretna reached it's highest population of in . Spanning over 4 miles, Gretna has a population density of 4,340 people per square mile.

The average household income in Gretna is $68,364 with a poverty rate of 17.75%. The median rental costs in recent years comes to $883 per month, and the median house value is $171,800. The median age in Gretna is 39.6 years, 38.4 years for males, and 40.9 years for females.

Gretna Demographics

According to the most recent ACS, the racial composition of Gretnawas:

  • White: 53.39%
  • Black or African American: 36.05%
  • Other race: 6.81%
  • Asian: 1.86%
  • Two or more races: 1.57%
  • Native American: 0.26%
  • Native Hawaiian or Pacific Islander: 0.07%
The current population of Gretna, Louisiana is 17,515 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 17,647.The last official US Census in 2010 recorded the population at 17,736.

Gretna, Louisiana Population 2021

Population by Race

Race Population Percentage
White9,48953.39%
Black or African American6,40736.05%
Some Other Race1,2106.81%
Asian3311.86%
Two or More Races2791.57%
American Indian and Alaska Native460.26%
Native Hawaiian and Other Pacific Islander120.07%
Loading...

Gretna Population by Race

Gretna Population Pyramid $2021

Loading...

Gretna Median Age

39.6


Total

38.4


Male

40.9


Female

Gretna Adults

There are 14,586 adults, (2,774 of whom are seniors) in Gretna.

Gretna Age Dependency

50.5

Age Dependency Ratio

23.5

Old Age Dependency Ratio

27

Child Dependency Ratio

Gretna Sex Ratio

Female

8,656

48.70%

Male

9,118

51.30%

Gretna Population by Age

Gretna Renter vs Owner Occupied by Household Type

map placeholder

Gretna Household Types

Type Owner Renter
Non Family36.8%63.2%
Female41.3%58.7%
All49.7%50.3%
Male62.3%37.7%
Married70.3%29.7%

49.7%

Rate of Home Ownership

Gretna Households and Families

Type Count Average Size Owned
All7,1562.3449.7
Non Family3,2021.2236.8
Married2,3353.1270.3
Female1,2823.4141.3
Male3373.3862.3

3.15

Average Family Size

2.34

Average Household Size

Loading...

Gretna Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade9447.25%
9th to 12th Grade1,63712.58%
High School Graduate4,05831.18%
Some College3,05723.49%
Associates Degree6795.22%
Bachelors Degree1,76013.52%
Graduate Degree8796.75%
Loading...

Gretna Educational Attainment by Sex (over 25)

Gretna Educational Attainment by Race

Loading...
Race Total High School Bachelors
White6,4355,6721,938
Black4,4433,331363
Hispanic1,8531,164189
Other Race79349399
Asian23019699
2+ Races13711125
Islander121212
Native American1111

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Gretna Educational Attainment by Race

Loading...
Name Average Male Female
Overall$32,213$38,268$30,490
Less Than 9th Grade$20,421$19,550$20,700
High School Graduate$30,380$32,050$22,530
Some College$38,080$45,739$32,197
Bachelors Degree$41,488$51,563$34,911
Graduate Degree$53,393$63,813$46,959

$32,213

Average Earnings

$38,268

Average Male

$30,490

Average Female

Gretna Earnings by Educational Attainment

Gretna Language by Age

Loading...

Gretna Language

82.15% of Gretna residents speak only English, while 17.85% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 13.80% of the population.

Gretna Language

Gretna Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
Black5,7031,23421.64%
White7,7041,07813.99%
Hispanic2,78055419.93%
Other1,20328023.28%
Multiple2659636.23%
Native4646100.00%
Asian331123.63%
Islander1212100.00%

17.75%

Overall Poverty Rate

17.60%

Male Poverty Rate

17.89%

Female Poverty Rate

Poverty in Gretna

The race most likely to be in poverty in Gretna is Native, with 100.00% below the poverty level.

The race least likely to be in poverty in Gretna is Asian, with 3.63% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.64%. Among those working part-time, it was 22.27%, and for those that did not work, the poverty rate was 29.96%.

Gretna Poverty

Loading...
Name Poverty
Less Than 9th Grade32.13%
Some College16.03%
High School15.72%
Bachelors or Greater3.51%

Gretna Poverty Rate by Education

Loading...
Rate Poverty
Female Unemployed37.61%
Male Unemployed29.51%
Female Employed8.24%
Male Employed7.87%

Gretna Poverty Rate by Employment Status and Sex

Gretna Income by Household Type

Loading...
Name Median Mean
Households$47,244$68,364
Families$54,302$86,613
Married Families$73,091-
Non Families$30,960$44,635
Loading...

Income by Household Type

Gretna Marital Status

map placeholder

Marriage Rates

35.3%

Overall Marriage Rate

36.2%

Male Marriage Rate

34.4%

Female Marriage Rate

Gretna Married by Age and Sex

Loading...

Gretna Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Gretna Marital Status by Race

map placeholder

Gretna Marital Status

Loading...

975

Number of Veterans

842

Male Veterans

133

Female Veterans

War Veterans
Vietnam356
First Gulf War173
Second Gulf War120
Korea75
World War II30

Gretna Veterans by War

Loading...
Age Group Veterans
35 to 54267
75+252
55 to 64199
65 to 74198
18 to 3459

Gretna Veterans by Age

Loading...
Name Veterans % of Total
White5286.72%
Black3947.39%
Hispanic492.29%
Other Race222.35%
Asian176.34%
2+ Races149.72%

Gretna Veterans by Race

Gretna Veterans by Education

Loading...

13.11%

Veteran Poverty Rate

35.41%

Veteran Disability Rate

Gretna Veterans by Education

Loading...

59%

Labor Force Participation

54.6%

Employment Rate

7.3%

Unemployment Rate

Gretna Employment by Age

Loading...

Gretna Employment by Race

Loading...

Gretna Employment by Education

Origin of Non-Citizens

Loading...

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Loading...

72.65%

Born in Gretna

86.47%

Native Born

13.53%

Foreign Born

9.66%

Non Citizen

3.87%

Naturalized

Place of Birth

86.47% of Gretna residents were born in the United States, with 72.65% having been born in Louisiana. 9.66% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Gretna Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202117,515-66-0.38%
202017,581-66-0.37%
201917,647-66-0.37%
201817,713-108-0.61%
201717,821-51-0.29%
201617,872620.35%
201517,810480.27%
201417,762-17-0.10%
201317,779110.06%
201217,768-15-0.08%
201117,783420.24%
201017,7413180.18%
200017,4232150.12%
199017,208-3,407-1.79%
198020,615-4,260-1.86%
197024,8752,9081.25%
196021,9678,1544.75%
195013,8132,9342.42%
194010,8791,2951.28%
19309,5842,3872.91%
19207,1973,8973.98%
19003,3000.00%

Gretna Population by Year