Plaquemines Parish, Louisiana Population 2021

Plaquemines Parish, Louisiana's estimated population is 22,821 with a growth rate of -0.82% in the past year according to the most recent United States census data. Plaquemines Parish, Louisiana is the 41st largest county in Louisiana. The 2010 Population was 23,117 and has seen a growth of -1.28% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202122,821-188-0.82%
202023,009-188-0.81%
201923,197-188-0.80%
201823,385370.16%
201723,348250.11%
201623,323-114-0.49%
201523,4371330.57%
201423,304-205-0.87%
201323,509-317-1.33%
201223,8262441.03%
201123,5824652.01%
201023,117-2,458-9.61%
199025,575-474-1.82%
198026,0498243.27%
197025,2252,68011.89%
196022,5458,30658.33%
195014,2391,92115.60%
194012,3182,71028.21%
19309,608-586-5.75%
192010,194-2,330-18.60%
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%
18304,4892,13590.70%
18202,35480551.97%
18101,5490.00%
2021 Growth Rate
-0.82%
County Website
Founded
1807
2010 Population
23,117
Growth Since 2010
-1.28%
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Plaquemines Parish, Louisiana Population Growth

Population by Race

Race Population Percentage
White15,85867.95%
Black or African American4,73320.28%
Two or More Races1,1564.95%
Asian9013.86%
Some Other Race4261.83%
American Indian and Alaska Native2561.10%
Native Hawaiian and Other Pacific Islander80.03%
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Plaquemines Parish, Louisiana Population by Race

Plaquemines Parish, Louisiana Population Pyramid $2021

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Plaquemines Parish, Louisiana Median Age

36.5


Total

35.1


Male

38.5


Female

Plaquemines Parish, Louisiana Adults

There are 17,241 adults, (3,042 of whom are seniors) in Plaquemines Parish, Louisiana.

Plaquemines Parish, Louisiana Age Dependency

64.4

Age Dependency Ratio

21.4

Old Age Dependency Ratio

42.9

Child Dependency Ratio

Plaquemines Parish, Louisiana Sex Ratio

Female

11,594

49.68%

Male

11,744

50.32%

Plaquemines Parish, Louisiana Population by Age

Plaquemines Parish, Louisiana Renter vs Owner Occupied by Household Type

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Plaquemines Parish, Louisiana Household Types

Type Owner Renter
Married72.2%27.8%
Non Family69.7%30.3%
All68.8%31.2%
Male64.5%35.5%
Female59.4%40.6%

68.8%

Rate of Home Ownership

Plaquemines Parish, Louisiana Households and Families

Type Count Average Size Owned
All8,9192.5768.8
Married4,4943.0772.2
Non Family2,2001.1369.7
Female1,5332.8359.4
Male6923.3564.5

2.96

Average Family Size

2.57

Average Household Size

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Plaquemines Parish, Louisiana Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,3178.59%
9th to 12th Grade1,1767.67%
High School Graduate5,43535.46%
Some College3,64523.78%
Associates Degree8295.41%
Bachelors Degree2,10913.76%
Graduate Degree8175.33%
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Plaquemines Parish, Louisiana Educational Attainment by Sex (over 25)

Plaquemines Parish, Louisiana Educational Attainment by Race

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Race Total High School Bachelors
White10,1539,0862,346
Black2,9092,194374
Hispanic1,037818114
Asian64429386
2+ Races60855215
Other Race29821574
Native American198101
Islander88

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

The highest rate of bachelors degrees is among other race people with a rate of 24.83%.

Plaquemines Parish, Louisiana Educational Attainment by Race

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Name Average Male Female
Overall$39,865$47,853$27,119
Less Than 9th Grade$23,926$26,223$17,478
High School Graduate$36,952$51,393$23,189
Some College$37,022$47,250$27,264
Bachelors Degree$53,284$53,256$53,293
Graduate Degree$65,313$109,853$50,208

$39,865

Average Earnings

$47,853

Average Male

$27,119

Average Female

Plaquemines Parish, Louisiana Earnings by Educational Attainment

Plaquemines Parish, Louisiana Language by Age

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Plaquemines Parish, Louisiana Language

89.57% of Plaquemines Parish, Louisiana residents speak only English, while 10.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.09% of the population.

Plaquemines Parish, Louisiana Language

Plaquemines Parish, Louisiana Poverty by Race

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Name Total In Poverty Poverty Rate
White14,7831,97513.36%
Black4,5971,47732.13%
Hispanic1,66137022.28%
Multiple1,14815813.76%
Other40312932.01%
Asian89711012.26%
Native2569838.28%

18.20%

Overall Poverty Rate

13.81%

Male Poverty Rate

22.63%

Female Poverty Rate

Poverty in Plaquemines Parish, Louisiana

The race most likely to be in poverty in Plaquemines Parish, Louisiana is Native, with 38.28% below the poverty level.

The race least likely to be in poverty in Plaquemines Parish, Louisiana is Asian, with 12.26% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.86%. Among those working part-time, it was 20.66%, and for those that did not work, the poverty rate was 30.06%.

Plaquemines Parish, Louisiana Poverty

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Name Poverty
Less Than 9th Grade31.52%
High School14.49%
Some College11.83%
Bachelors or Greater3.09%

Plaquemines Parish, Louisiana Poverty Rate by Education

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Rate Poverty
Female Unemployed52.84%
Male Unemployed42.07%
Female Employed9.54%
Male Employed6.76%

Plaquemines Parish, Louisiana Poverty Rate by Employment Status and Sex

Plaquemines Parish, Louisiana Income by Household Type

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Name Median Mean
Households$57,204$76,432
Families$66,696$88,353
Married Families$87,132-
Non Families$26,667$35,683
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Income by Household Type

Plaquemines Parish, Louisiana Marital Status

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Marriage Rates

52.8%

Overall Marriage Rate

55.8%

Male Marriage Rate

49.9%

Female Marriage Rate

Plaquemines Parish, Louisiana Married by Age and Sex

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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 45-54.

Plaquemines Parish, Louisiana Marital Status by Race

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Plaquemines Parish, Louisiana Marital Status

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1,380

Number of Veterans

1,235

Male Veterans

145

Female Veterans

War Veterans
Second Gulf War528
First Gulf War480
Vietnam415
Korea61
World War II21

Plaquemines Parish, Louisiana Veterans by War

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Age Group Veterans
35 to 54605
65 to 74355
18 to 34170
75+160
55 to 6490

Plaquemines Parish, Louisiana Veterans by Age

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Name Veterans % of Total
White1,0779.50%
Black1835.90%
Hispanic15816.27%
2+ Races9815.12%
Other Race134.73%
Native American94.35%

Plaquemines Parish, Louisiana Veterans by Race

Plaquemines Parish, Louisiana Veterans by Education

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5.18%

Veteran Poverty Rate

23.05%

Veteran Disability Rate

Plaquemines Parish, Louisiana Veterans by Education

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61.7%

Labor Force Participation

54.1%

Employment Rate

3.9%

Unemployment Rate

Plaquemines Parish, Louisiana Employment by Age

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Plaquemines Parish, Louisiana Employment by Race

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Plaquemines 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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67.82%

Born in Plaquemines Parish, Louisiana

94.94%

Native Born

5.06%

Foreign Born

2.24%

Non Citizen

2.82%

Naturalized

Place of Birth

94.94% of Plaquemines Parish, Louisiana residents were born in the United States, with 67.82% having been born in Louisiana. 2.24% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Plaquemines 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