Jefferson Parish, Louisiana Population 2021

Jefferson Parish, Louisiana's estimated population is 429,711 with a growth rate of -0.32% in the past year according to the most recent United States census data. Jefferson Parish, Louisiana is the null largest county in Louisiana. The 2010 Population was 432,610 and has seen a growth of -0.67% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021429,711-1,391-0.32%
2020431,102-1,391-0.32%
2019432,493-1,391-0.32%
2018433,884-2,242-0.51%
2017436,126-446-0.10%
2016436,5721,3970.32%
2015435,1751,0970.25%
2014434,078-186-0.04%
2013434,2643100.07%
2012433,954-135-0.03%
2011434,0891,4790.34%
2010432,610-15,696-3.50%
1990448,306-6,286-1.38%
1980454,592117,02434.67%
1970337,568128,79961.69%
1960208,769104,896100.98%
1950103,87353,446105.99%
194050,42710,39525.97%
193040,03218,46985.65%
192021,5633,31618.17%
191018,2472,92619.10%
190015,3212,10015.88%
189013,2211,0558.67%
188012,166-5,601-31.52%
187017,7672,39515.58%
186015,372-9,721-38.74%
185025,09314,623139.67%
184010,4703,62452.94%
18306,8460.00%
2021 Growth Rate
-0.32%
County Website
Founded
February 11, 1825
County Seat
2010 Population
432,610
Growth Since 2010
-0.67%
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Jefferson Parish, Louisiana Population Growth

Population by Race

Race Population Percentage
White271,30062.39%
Black or African American117,31426.98%
Asian18,2604.20%
Some Other Race16,4783.79%
Two or More Races9,7022.23%
American Indian and Alaska Native1,7530.40%
Native Hawaiian and Other Pacific Islander430.01%
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Jefferson Parish, Louisiana Population By Race

Jefferson Parish, Louisiana Population Pyramid 2021

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Jefferson Parish, Louisiana Median Age

39.4


Total

37.9


Male

40.7


Female

Jefferson Parish, Louisiana Adults

There are 338,950 adults, (72,333 of whom are seniors) in Jefferson Parish, Louisiana.

Jefferson Parish, Louisiana Age Dependency

63.1

Age Dependency Ratio

27.1

Old Age Dependency Ratio

36

Child Dependency Ratio

Jefferson Parish, Louisiana Sex Ratio

Mujer

224,160

51.55%

Masculino

210,690

48.45%

Jefferson Parish, Louisiana Population by Age

Jefferson Parish, Louisiana Renter vs Owner Occupied by Household Type

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Jefferson Parish, Louisiana Household Types

Type Owner Renter
Married78.1%21.9%
All61.2%38.8%
Masculino49.2%50.8%
Mujer48.9%51.1%
Non Family48.6%51.4%

61.2%

Rate of Home Ownership

Jefferson Parish, Louisiana Households and Families

Type Count Average Size Owned
All169,4522.5461.2
Married72,0123.2578.1
Non Family62,3381.2148.6
Mujer26,4723.5348.9
Masculino8,6303.3349.2

3.24

Average Family Size

2.54

Average Household Size

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Jefferson Parish, Louisiana Households by Type

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Education Attained Count Percentage
Less Than 9th Grade17,2225.64%
9th to 12th Grade26,5608.69%
High School Graduate94,11930.81%
Some College68,00622.26%
Associates Degree17,5995.76%
Bachelors Degree54,30017.77%
Graduate Degree27,7189.07%
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Jefferson Parish, Louisiana Educational Attainment by Sex (over 25)

Jefferson Parish, Louisiana Educational Attainment by Race

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Race Total High School Bachelors
White175,501159,04957,040
Black73,93960,82713,171
Hispanic39,37028,1995,741
Asian12,8129,9764,686
Other Race10,3866,5331,209
2+ Races4,3913,7201,149
Native American1,184953196
Islander433232

The highest rate of high school graduation is among white people with a rate of 90.63%.

The highest rate of bachelors degrees is among islander people with a rate of 74.42%.

Jefferson Parish, Louisiana Educational Attainment by Race

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Name Average Masculino Mujer
Overall$37,845$43,587$31,520
Less Than 9th Grade$22,526$27,398$16,147
High School Graduate$31,003$37,842$23,123
Some College$35,802$43,369$30,640
Bachelors Degree$50,529$60,555$44,620
Graduate Degree$61,182$77,017$54,291

$37,845

Average Earnings

$43,587

Average Male

$31,520

Average Female

Jefferson Parish, Louisiana Earnings by Educational Attainment

Jefferson Parish, Louisiana Language by Age

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Jefferson Parish, Louisiana Language

82.17% of Jefferson Parish, Louisiana residents speak only English, while 17.83% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.64% of the population.

Jefferson Parish, Louisiana Language

Jefferson Parish, Louisiana Poverty by Race

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Name Total In Poverty Poverty Rate
Black115,78228,96425.02%
White227,11320,4729.01%
Hispanic62,73813,83722.06%
Other16,3874,62528.22%
Asian18,2002,11511.62%
Multiple9,5861,57316.41%
Native1,74827315.62%
Islander431227.91%

15.48%

Overall Poverty Rate

13.80%

Male Poverty Rate

17.05%

Female Poverty Rate

Poverty in Jefferson Parish, Louisiana

The race most likely to be in poverty in Jefferson Parish, Louisiana is Other, with 28.22% below the poverty level.

The race least likely to be in poverty in Jefferson Parish, Louisiana is White, with 9.01% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.03%. Among those working part-time, it was 15.63%, and for those that did not work, the poverty rate was 23.44%.

Jefferson Parish, Louisiana Poverty

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Name Poverty
Less Than 9th Grade27.22%
High School13.47%
Some College10.35%
Bachelors or Greater4.80%

Jefferson Parish, Louisiana Poverty Rate by Education

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Name Poverty
Female Unemployed39.67%
Male Unemployed29.70%
Female Employed8.36%
Male Employed5.57%

Jefferson Parish, Louisiana Poverty Rate by Employment Status and Sex

Jefferson Parish, Louisiana Income by Household Type

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Name Median Mean
Households$54,032$74,367
Families$67,777$88,617
Married Families$85,284$105,561
Non Families$35,164$46,902
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Income by Household Type

Jefferson Parish, Louisiana Marital Status

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Marriage Rates

44.2%

Overall Marriage Rate

47.3%

Male Marriage Rate

41.4%

Female Marriage Rate

Jefferson Parish, Louisiana Married by Age and Sex

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Jefferson Parish, Louisiana 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 55-64.

Jefferson Parish, Louisiana Marital Status by Race

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Jefferson Parish, Louisiana Marital Status

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20,586

Number of Veterans

18,804

Male Veterans

1,782

Female Veterans

War Veterans
Vietnam7,795
First Gulf War3,751
Second Gulf War3,581
Korea1,594
World War II698

Jefferson Parish, Louisiana Veterans by War

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Age Group Veterans
65 to 745,672
75+5,189
35 to 544,271
55 to 643,753
18 to 341,701

Jefferson Parish, Louisiana Veterans by Age

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Name Veterans % of Total
White15,1556.89%
Black4,5515.34%
Hispanic1,1682.62%
Other Race2862.40%
2+ Races2544.71%
Asian2121.50%
Native American1289.24%

Jefferson Parish, Louisiana Veterans by Race

Jefferson Parish, Louisiana Veterans by Education

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9.90%

Veteran Poverty Rate

30.82%

Veteran Disability Rate

Jefferson Parish, Louisiana Veterans by Education

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63.9%

Labor Force Participation

60.3%

Employment Rate

5.3%

Unemployment Rate

Jefferson Parish, Louisiana Employment by Age

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Jefferson Parish, Louisiana Employment by Race

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Jefferson Parish, Louisiana Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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72.03%

Born in Jefferson Parish, Louisiana

86.99%

Native Born

13.01%

Foreign Born

7.86%

Non Citizen

5.15%

Naturalized

Place of Birth

86.99% of Jefferson Parish, Louisiana residents were born in the United States, with 72.03% having been born in Louisiana. 7.86% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Jefferson Parish, Louisiana Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources