Plaquemines Parish, Louisiana Population 2024

22,154

Plaquemines Parish, Louisiana's estimated 2024 population is 22,154 with a growth rate of -1.04% in the past year according to the most recent United States census data. Plaquemines Parish, Louisiana is the 38th largest county in Louisiana. The 2010 population was 23,120 and has seen a growth of -4.18% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202920,994-232-1.09%
202821,226-232-1.08%
202721,458-232-1.07%
202621,690-232-1.06%
202521,922-232-1.05%
202422,154-232-1.04%
202322,386-232-1.03%
202222,618-692-2.97%
202123,310-150-0.64%
202023,4601960.84%
201923,264-147-0.63%
201823,411350.15%
201723,376160.07%
201623,360-102-0.43%
201523,4621390.6%
201423,323-197-0.84%
201323,520-316-1.33%
201223,8362481.05%
201123,5884682.02%
201023,12000%
199025,575-474-1.82%
198026,0498243.27%
197025,2252,68011.89%
196022,5458,30658.33%
195014,2391,92115.6%
194012,3182,71028.21%
19309,608-586-5.75%
192010,194-2,330-18.6%
191012,524-515-3.95%
190013,0394983.97%
189012,5419668.35%
188011,5751,0239.69%
187010,5522,05824.23%
18608,4941,10414.94%
18507,3902,33046.05%
18405,06057112.72%
18304,4892,13590.7%
18202,35480551.97%
18101,549-19,445-92.62%
2024 Growth Rate
-1.04% (-232)
County Website
Plaquemines Parish
2020 Population
23,460
Area
781 mi²
Density
28 people/mi²
Growth Since 2020
-5.57% (-1,306)
Founded
1807

Population by Race

Race
Population
Percentage (of total)
White14,25461.79%
Black or African American5,15722.35%
Two or more races1,8698.1%
Asian9274.02%
Other race5642.44%
Native American2991.3%
Native Hawaiian or Pacific Islander00%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Plaquemines Parish, Louisiana Population by Race

Plaquemines Parish, Louisiana Population Pyramid 2024

Plaquemines Parish, Louisiana Median Age

36.8

Total

36.7

Male

36.8

Female

Plaquemines Parish, Louisiana Adults

There are 17,306 adults, (3,214 of whom are seniors) in Plaquemines Parish, Louisiana.

Plaquemines Parish, Louisiana Age Dependency

63.7

Age Dependency Ratio

22.8

Old Age Dependency Ratio

40.9

Child Dependency Ratio

Plaquemines Parish, Louisiana Sex Ratio

Female11,02147.77%
Male12,04952.23%

Plaquemines Parish, Louisiana Population by Age

Plaquemines Parish, Louisiana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8,2002.7573.926.1
Married4,8393.381.518.5
Non Family2,0731.1459.640.4
Female8943.2662.537.5
Male3943.2980.719.3

3.24

Average Family Size

2.75

Average Household Size

73.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Plaquemines Parish, Louisiana Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,0186.6%
Associates Degree1,0246.64%
Bachelors Degree2,12413.76%
Graduate Degree9396.08%
High School Graduate5,07332.87%
Less Than 9th Grade1,1987.76%
Some College4,05726.29%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Plaquemines Parish, Louisiana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White9,6658,6652,237
Black3,3212,922454
Hispanic1,2741,127179
2+ Races971840263
Asian61716391
Other Race44138718
Native American222680

The highest rate of high school graduation is among white people with a rate of 89.65%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 27.09%.

Plaquemines Parish, Louisiana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$62,902$91,250$53,564
Graduate Degree$74,262$95,852$54,688
High School Graduate$41,977$59,485$23,254
Less Than 9th Grade$34,381$49,055$23,402
Overall$49,052$63,597$33,189
Some College$45,193$57,583$30,841

$49,052

Average Earnings

$63,597

Average Male

$33,189

Average Female

Plaquemines Parish, Louisiana Earnings by Educational Attainment

Plaquemines Parish, Louisiana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Plaquemines Parish, Louisiana Language

89.55% of Plaquemines Parish, Louisiana residents speak only English, while 10.45% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.92% of the population.

Plaquemines Parish, Louisiana Language

Plaquemines Parish, Louisiana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White13,6391,81213.29%
Black4,99382116.44%
Hispanic2,1932179.9%
Asian92717719.09%
Multiple1,8481156.22%
Native2994715.72%
Other564417.27%

13.36%

Overall Poverty Rate

12.26%

Male Poverty Rate

14.55%

Female Poverty Rate

Poverty in Plaquemines Parish, Louisiana

The race most likely to be in poverty in Plaquemines Parish, Louisiana is Asian, with 19.09% below the poverty level.

The race least likely to be in poverty in Plaquemines Parish, Louisiana is Multiple, with 6.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.37%. Among those working part-time, it was 19.28%, and for those that did not work, the poverty rate was 17.46%.

Plaquemines Parish, Louisiana Poverty

rate

Rate
Poverty
Less Than 9th Grade21.1%
High School13.47%
Some College11.1%
Bachelors or Greater6.39%

Plaquemines Parish, Louisiana Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed38.36%
Male Unemployed13.36%
Female Employed10.14%
Male Employed8.8%

Plaquemines Parish, Louisiana Poverty Rate by Employment Status and Sex

Plaquemines Parish, Louisiana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$93,705$114,282
Households$82,874$100,882
Married Families$108,806$-999,999,999
Non Families$40,774$54,390

mean

median

Income by Household Type

Plaquemines Parish, Louisiana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.8%

Overall Marriage Rate

54.8%

Male Marriage Rate

56.8%

Female Marriage Rate

Plaquemines Parish, Louisiana Married by Age and Sex

male

female

Plaquemines Parish, Louisiana Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Plaquemines Parish, Louisiana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Plaquemines Parish, Louisiana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,038

Number of Veterans

1,018

Male Veterans

20

Female Veterans

War
Veterans
First Gulf War440
Second Gulf War353
Vietnam350
Korea17
World War II17

Plaquemines Parish, Louisiana Veterans by War

count

Age Group
Veterans
35 to 54440
65 to 74272
75+196
55 to 64103
18 to 3427

Plaquemines Parish, Louisiana Veterans by Age

count

Name
Veterans
% of Total
White7336.97%
Black1935.73%
Hispanic1078.74%
2+ Races1008.6%
Other Race122.86%

Plaquemines Parish, Louisiana Veterans by Race

Plaquemines Parish, Louisiana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.96%

Veteran Poverty Rate

40.99%

Veteran Disability Rate

Plaquemines Parish, Louisiana Veterans by Education

LaborForceParticipation

64%

Labor Force Participation

56.7%

Employment Rate

4.5%

Unemployment Rate

Plaquemines Parish, Louisiana Employment by Age

LaborForceParticipation

Plaquemines Parish, Louisiana Employment by Race

LaborForceParticipation

Plaquemines 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

77.38%

Born in Plaquemines Parish, Louisiana

93.84%

Native Born

6.16%

Foreign Born

2.48%

Non Citizen

3.69%

Naturalized

Place of Birth

93.84% of Plaquemines Parish, Louisiana residents were born in the United States, with 77.38% having been born in Louisiana. 2.48% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Plaquemines Parish, Louisiana Place of Birth

Sources