Jefferson Parish, Louisiana Population 2024

409,794

Jefferson Parish, Louisiana's estimated 2024 population is 409,794 with a growth rate of -1.93% in the past year according to the most recent United States census data. Jefferson Parish, Louisiana is the 2nd largest county in Louisiana. The 2010 population was 432,618 and has seen a growth of -5.28% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029369,569-8,045-2.13%
2028377,614-8,045-2.09%
2027385,659-8,045-2.04%
2026393,704-8,045-2%
2025401,749-8,045-1.96%
2024409,794-8,045-1.93%
2023417,839-8,045-1.89%
2022425,884-8,045-1.85%
2021433,929-5,783-1.32%
2020439,7125,6161.29%
2019434,096-541-0.12%
2018434,637-1,934-0.44%
2017436,571-294-0.07%
2016436,8651,5070.35%
2015435,3581,1230.26%
2014434,235-159-0.04%
2013434,3943450.08%
2012434,049-84-0.02%
2011434,1331,5150.35%
2010432,618
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%
191018,2472,92619.1%
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%
18306,846-362,723-98.15%
showing: 37 rows
2024 Growth Rate
-1.93% (-8,045)
County Website
Jefferson Parish
County Seat
2010 Population
432,618
Area
296 mi²
Density
1384 people/mi²
Growth Since 2010
-5.28% (-22,824)
Founded
February 11, 1825

Jefferson Parish, Louisiana Population 2024

Population by Race

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Race
Population
Percentage (of total)
White245,47056.28%
Black or African American117,13126.85%
Two or more races32,6087.48%
Other race20,8784.79%
Asian18,1274.16%
Native American1,8570.43%
Native Hawaiian or Pacific Islander1000.02%
showing: 7 rows

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Jefferson Parish, Louisiana Population by Race

Jefferson Parish, Louisiana Population Pyramid 2024

Jefferson Parish, Louisiana Median Age

39.8

Total

38.8

Male

40.9

Female

Jefferson Parish, Louisiana Adults

There are 339,919 adults, (77,781 of whom are seniors) in Jefferson Parish, Louisiana.

Jefferson Parish, Louisiana Age Dependency

66.4

Age Dependency Ratio

29.7

Old Age Dependency Ratio

36.7

Child Dependency Ratio

Jefferson Parish, Louisiana Sex Ratio

Female223,92751.34%
Male212,24448.66%

Jefferson Parish, Louisiana Population by Age

Jefferson Parish, Louisiana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All176,1652.4662.737.3
Married70,8433.1680.419.6
Non Family67,7201.1850.849.2
Female27,5363.5347.952.1
Male10,0663.1458.441.6
showing: 5 rows

3.15

Average Family Size

2.46

Average Household Size

62.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Jefferson Parish, Louisiana Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Jefferson Parish, Louisiana Educational Attainment by Sex (over 25)

Jefferson Parish, Louisiana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among islander people with a rate of 56%.

Jefferson Parish, Louisiana Educational Attainment by Race

All

Male

Female

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$43,859

Average Earnings

$48,886

Average Male

$38,271

Average Female

Jefferson Parish, Louisiana Earnings by Educational Attainment

Jefferson Parish, Louisiana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Jefferson Parish, Louisiana Language

81.57% of Jefferson Parish, Louisiana residents speak only English, while 18.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.68% of the population.

Jefferson Parish, Louisiana Language

Jefferson Parish, Louisiana Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Black115,83826,43722.82%
White219,84521,7839.91%
Hispanic65,52814,47422.09%
Multiple32,2685,61417.4%
Other20,7395,09524.57%
Asian18,0392,32712.9%
Native1,84933217.96%
Islander1003535%
showing: 8 rows

15.48%

Overall Poverty Rate

14.55%

Male Poverty Rate

16.36%

Female Poverty Rate

Poverty in Jefferson Parish, Louisiana

The race most likely to be in poverty in Jefferson Parish, Louisiana is Islander, with 35% below the poverty level.

The race least likely to be in poverty in Jefferson Parish, Louisiana is White, with 9.91% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.88%. Among those working part-time, it was 17.46%, and for those that did not work, the poverty rate was 23.38%.

Jefferson Parish, Louisiana Poverty

rate

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Rate
Poverty
Less Than 9th Grade26.89%
High School14.35%
Some College11.98%
Bachelors or Greater5.71%
showing: 4 rows

Jefferson Parish, Louisiana Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed37.69%
Male Unemployed24.67%
Female Employed7.71%
Male Employed6.55%
showing: 4 rows

Jefferson Parish, Louisiana Poverty Rate by Employment Status and Sex

Jefferson Parish, Louisiana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Jefferson Parish, Louisiana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

43.5%

Overall Marriage Rate

45.8%

Male Marriage Rate

41.3%

Female Marriage Rate

Jefferson Parish, Louisiana Married by Age and Sex

male

female

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 45-54.

Jefferson Parish, Louisiana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Jefferson Parish, Louisiana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

18,792

Number of Veterans

17,077

Male Veterans

1,715

Female Veterans

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Jefferson Parish, Louisiana Veterans by War

count

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Jefferson Parish, Louisiana Veterans by Age

count

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Jefferson Parish, Louisiana Veterans by Race

Jefferson Parish, Louisiana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

12.16%

Veteran Poverty Rate

31.92%

Veteran Disability Rate

Jefferson Parish, Louisiana Veterans by Education

LaborForceParticipation

63.5%

Labor Force Participation

59.4%

Employment Rate

6%

Unemployment Rate

Jefferson Parish, Louisiana Employment by Age

LaborForceParticipation

Jefferson Parish, Louisiana Employment by Race

LaborForceParticipation

Jefferson Parish, Louisiana Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

71%

Born in Jefferson Parish, Louisiana

87.04%

Native Born

12.96%

Foreign Born

7.6%

Non Citizen

5.36%

Naturalized

Place of Birth

87.04% of Jefferson Parish, Louisiana residents were born in the United States, with 71% having been born in Louisiana. 7.6% 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

Sources