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)
White14,91864.01%
Black or African American4,94521.22%
Two or more races1,7637.56%
Asian9964.27%
Other race3751.61%
Native American2851.22%
Native Hawaiian or Pacific Islander230.1%

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

36.4

Total

35.4

Male

37.4

Female

Plaquemines Parish, Louisiana Adults

There are 17,472 adults, (3,111 of whom are seniors) in Plaquemines Parish, Louisiana.

Plaquemines Parish, Louisiana Age Dependency

62.3

Age Dependency Ratio

21.7

Old Age Dependency Ratio

40.6

Child Dependency Ratio

Plaquemines Parish, Louisiana Sex Ratio

Female11,19348.03%
Male12,11251.97%

Plaquemines Parish, Louisiana Population by Age

Plaquemines Parish, Louisiana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8,1722.871.828.2
Married4,8503.3377.922.1
Non Family1,9481.1558.541.5
Female1,0443.2364.735.3
Male3303.5182.717.3

3.27

Average Family Size

2.8

Average Household Size

71.8%

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 Grade9786.29%
Associates Degree1,2027.74%
Bachelors Degree2,01612.97%
Graduate Degree9376.03%
High School Graduate4,91231.61%
Less Than 9th Grade1,1527.41%
Some College4,34227.94%

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
White9,9508,9402,235
Black3,3322,924394
Hispanic1,075950146
2+ Races764652195
Asian66221782
Other Race29223247
Native American1941210
Islander23230

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

The highest rate of bachelors degrees is among 2+ races people with a rate of 25.52%.

Plaquemines Parish, Louisiana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$62,307$70,164$50,091
Graduate Degree$74,303$102,059$57,045
High School Graduate$45,597$61,084$25,952
Less Than 9th Grade$33,934$56,118$0
Overall$47,281$62,384$29,175
Some College$39,717$54,396$27,756

$47,281

Average Earnings

$62,384

Average Male

$29,175

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

89.36% of Plaquemines Parish, Louisiana residents speak only English, while 10.64% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 3.79% of the population.

Plaquemines Parish, Louisiana Language

Plaquemines Parish, Louisiana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White14,2541,89813.32%
Black4,7881,03221.55%
Hispanic1,86621411.47%
Asian99618918.98%
Multiple1,75718510.53%
Other3753910.4%
Native285217.37%

14.7%

Overall Poverty Rate

11.91%

Male Poverty Rate

17.71%

Female Poverty Rate

Poverty in Plaquemines Parish, Louisiana

The race most likely to be in poverty in Plaquemines Parish, Louisiana is Black, with 21.55% below the poverty level.

The race least likely to be in poverty in Plaquemines Parish, Louisiana is Native, with 7.37% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.61%. Among those working part-time, it was 20.05%, and for those that did not work, the poverty rate was 19.3%.

Plaquemines Parish, Louisiana Poverty

rate

Rate
Poverty
Less Than 9th Grade25.6%
High School12.89%
Some College9.94%
Bachelors or Greater7.48%

Plaquemines Parish, Louisiana Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed70.35%
Male Unemployed12.93%
Female Employed9.92%
Male Employed7.44%

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$84,478$112,238
Households$77,996$98,008
Married Families$105,700$-999,999,999
Non Families$31,172$45,618

mean

median

Income by Household Type

Plaquemines Parish, Louisiana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.7%

Overall Marriage Rate

55.4%

Male Marriage Rate

56.1%

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 35-44.

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

1,383

Number of Veterans

1,290

Male Veterans

93

Female Veterans

War
Veterans
First Gulf War631
Second Gulf War622
Vietnam435
Korea6
World War II0

Plaquemines Parish, Louisiana Veterans by War

count

Age Group
Veterans
35 to 54668
65 to 74330
75+203
55 to 64131
18 to 3451

Plaquemines Parish, Louisiana Veterans by Age

count

Name
Veterans
% of Total
White9868.94%
Black2938.45%
Native American5325.12%
Hispanic515.26%
2+ Races313.32%
Other Race207.78%

Plaquemines Parish, Louisiana Veterans by Race

Plaquemines Parish, Louisiana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.62%

Veteran Poverty Rate

31.49%

Veteran Disability Rate

Plaquemines Parish, Louisiana Veterans by Education

LaborForceParticipation

65%

Labor Force Participation

58%

Employment Rate

4.4%

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

73.06%

Born in Plaquemines Parish, Louisiana

94.58%

Native Born

5.42%

Foreign Born

1.96%

Non Citizen

3.46%

Naturalized

Place of Birth

94.58% of Plaquemines Parish, Louisiana residents were born in the United States, with 73.06% having been born in Louisiana. 1.96% 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