Plaquemines County, LA demographics:
population, income, and more

Total population
22,895
-1.6% year-over-year change
Median household income
$67,216/yr
-10.7% year-over-year change
Housing units
9,807
0.6% year-over-year change

Plaquemines County population

How many people live in Plaquemines County

Plaquemines County is home to 22,895 residents, according to the most recent Census data. Gender-wise, 51.8% of Plaquemines County locals are male, and 48.2% are female.

Total population
22,895
-1.6% year-over-year change
Gender ratio
Male
51.8%
11,870
Female
48.2%
11,025
Value Percent YoY change
Male 11,870 51.8% -2.7%
Female 11,025 48.2% -0.3%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Plaquemines County is 38, with the population distributed as follows: about 20.4% are children under 15, then 12.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.9% of the population, while another 26.5% fall into the 45 to 64 bracket. Finally, around 14.1% are 65 or older.

Median age
38.4
Age breakdown
Under 15
20.4%
15 to 24
12.2%
25 to 44
26.9%
45 to 64
26.5%
Over 65
14.1%
Value Percent YoY change
Under 15 4,668 20.4% -3.8%
15 to 24 2,798 12.2% 0.5%
25 to 44 6,150 26.9% -0.7%
45 to 64 6,058 26.5% -2.4%
Over 65 3,221 14.1% 0.1%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Plaquemines County, 93.5% of the population are US-born citizens, while 3.7% have gained naturalized citizenship. At the same time, 2.8% of residents are non-citizens. As for race, 60.2% of locals are Caucasian, 21% are African American and 3.5% have Asian roots. There’s also a share of 11.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
93.5%
Non-U.S.-born citizens
3.7%
Non-citizens
2.8%
Value Percent YoY change
U.S.-born citizens 21,398 93.5% -1.1%
Non-U.S.-born citizens 857 3.7% -18.1%
Non-citizens 640 2.8% 9.2%
Racial breakdown
White
60.2%
Black or African American
21%
American Indian and Alaska Native
1.3%
Asian
3.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
11.7%
Other
2.3%
Value Percent
White 13,784 60.2%
Black or African American 4,811 21%
American Indian and Alaska Native 298 1.3%
Asian 797 3.5%
Two or more races 2,677 11.7%
Other 528 2.3%

Households in Plaquemines County

A peek inside Plaquemines County households

Plaquemines County has 8,310 households, with an average of 3 members in each. Of these, 74.1% are families, while the remaining 25.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
8,310
-0.4% year-over-year change
Average people per household
3
Non-family households
2,150
Family households
6,160
Value Percent YoY change
Non-family households 2,150 25.9% -0.9%
Family households 6,160 74.1% -0.2%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Plaquemines County

The housing landscape of Plaquemines County

Plaquemines County's housing consists of 9,807 units, with 51.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 10% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 28% of the housing landscape.

Housing units
9,807
0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 5,094 51.9%
1 unit, attached 976 10%
2 units 428 4.4%
3 or 4 units 383 3.9%
5 to 9 units 33 0.3%
10 to 19 units 26 0.3%
50 or more units 71 0.7%
Mobile home 2,746 28%
Boat, RV, van, etc. 50 0.5%
Homes built since 2020
264
576.9% year-over-year change

The age of buildings in Plaquemines County

In Plaquemines County, the median construction year is 2004. About 0.4% of homes were built before the 1940s, with another 1% going up by 1949. Most development happened in the second half of the 20th century. Then, 30.3% of homes were added from 2000 to 2009, 11.7% between 2010 and 2019, and 2.7% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 37 0.4% -26.0%
Built between 1940 and 1949 102 1% 3.0%
Built between 1950 and 1959 355 3.6% 39.8%
Built between 1960 and 1969 1,015 10.4% -8.7%
Built between 1970 and 1979 1,206 12.3% -6.3%
Built between 1980 and 1989 1,261 12.9% 20.4%
Built between 1990 and 1999 1,446 14.7% 4.7%
Built between 2000 and 2009 2,971 30.3% -10.3%
Built between 2010 and 2019 1,150 11.7% -1.9%
Built in 2020 or later 264 2.7% 576.9%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Plaquemines County occupancy rates

Out of the 8,310 occupied housing units in Plaquemines County, 76.1% are owner-occupied, while 23.9% are lived in by tenants. Meanwhile, 15.3% of all homes on the local market sit vacant.

Occupied housing units
8,310
-0.4% year-over-year change
Occupancy breakdown
Renter occupied
1,989
Owner occupied
6,321
Value Percent YoY
change
Renter occupied 1,989 23.9% -7.2%
Owner occupied 6,321 76.1% 1.9%
Unoccupied housing units
15.3%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Plaquemines County housing costs

Housing costs in Plaquemines County come to a median of $818 per month, while tenants specifically pay a median gross rent of $1,066.

Median housing costs per month
$818/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Plaquemines County
$1,066/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Plaquemines County

Plaquemines County education at a glance

About 42% of the population in Plaquemines County went to high school, while 25.8% pursued college studies. Another 6.4% earned an associate degree and 13.8% hold a bachelor’s. Meanwhile, 6.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 1,014 5.9% -19.4%
High school diploma 7,265 42% 0.9%
College diploma 4,460 25.8% -5.0%
Associate degree 1,103 6.4% 2.8%
Bachelor's degree 2,386 13.8% 3.1%
Graduate degree 1,051 6.1% 9.9%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Plaquemines County

How much people earn in Plaquemines County

The average annual household income in Plaquemines County was $74,710 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.7% change from the previous year. At the same time, the median income stood at $67,216, reflecting a -10.7% shift over the same period.

Average household income in Plaquemines County
$74,710/year
1.7% year-over-year change
Median household income in Plaquemines County
$67,216/year
-10.7% year-over-year change

Plaquemines County income by age

In Plaquemines County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $91,698. Those with someone between 45 and 64 in charge, often well established professionally, earn $61,514 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $38,406, while those led by someone over 65, many of whom may be retired, have about $65,074 in earnings. Overall, 87.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $38,406 N/A
25 - 44 $91,698 8.2%
45 - 64 $61,514 -21.9%
Over 65 $65,074 18.1%
Above poverty level
19,243
Below poverty level
2,794
Value Percent YoY
change
Above poverty level 19,243 87.3% -1.2%
Below poverty level 2,794 12.7% -8.1%

Employment in Plaquemines County

Workforce and job types in Plaquemines County

73.7% of the working population are employed in professional or administrative positions, while 26.3% are in hands-on or service-based jobs. Also, 9.5% run their own businesses, 66.8% are employed by private companies, and 19% work in the public sector.

Workforce demographics

White collar
7,652
Blue collar
2,725
Value Percent YoY change
White collar 7,652 73.7% 3.9%
Blue collar 2,725 26.3% -8.6%
Employer type
Self employees
9.5%
Private companies
66.8%
Governmental workers
19%
Not for profit companies
4.8%
Value Percent YoY change
Self employees 983 9.5% -16.2%
Private companies 6,927 66.8% 4.1%
Governmental workers 1,971 19% 5.6%
Not for profit companies 496 4.8% -23.8%

Transportation in Plaquemines County

How people get around in Plaquemines County

In Plaquemines County, the average commute time is 26 minutes. Commuting methods vary: 97.4% of residents travel by personal vehicle and 2.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
26 min
-53.6% year-over-year change
Means of transportation
Value Percent YoY change
Car 9,675 97.4% -4.1%
Taxicab 48 0.5% N/A
Walk 210 2.1% -33.3%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Plaquemines County by zipcode?

Zipcode Population Number of households Median income Average income
70037 16,639 5,947 $98,983 $115,659
70038 125 58 $0 $0
70040 1,056 455 $83,649 $76,922
70041 1,747 864 $34,615 $49,203
70082 674 113 $0 $41,948
70083 2,317 778 $53,100 $74,346
70091 337 95 $67,216 $90,179

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FAQs about Plaquemines County demographics 

What is the total population of Plaquemines County?

Plaquemines County has a total population of 22,895 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -1.6% compared to a year ago.

What is the gender ratio in Plaquemines County?

The gender ratio in Plaquemines County is as follows:
  • 51.8% males (11,870 residents)
  • 48.2% females (11,025 residents)

What is the median age in Plaquemines County?

The median age in Plaquemines County is 38.4.

What is the age distribution of the population in Plaquemines County?

The age distribution in Plaquemines County is as follows:
  • Under 15: 20.4% (4,668 residents)
  • Ages 15-24: 12.2% (2,798 residents)
  • Ages 25-44: 26.9% (6,150 residents)
  • Ages 45-64: 26.5% (6,058 residents)
  • Over 65: 14.1% (3,221 residents)

What is the racial and ethnic makeup of Plaquemines County?

The racial and ethnic makeup of Plaquemines County is as follows:
  • White: 60.2% (13,784 residents)
  • Black or African American: 21% (4,811 residents)
  • American Indian and Alaska Native: 1.3% (298 residents)
  • Asian: 3.5% (797 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 11.7% (2,677 residents)
  • Other: 2.3% (528 residents)

What percentage of the population in Plaquemines County are U.S.-born citizens?

U.S.-born citizens represent 93.5% of the population in Plaquemines County.

How many housing units are there in Plaquemines County?

There are 9,807 housing units in Plaquemines County, reflecting a +0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Plaquemines County and what is the average household size?

Plaquemines County has a total of 8,310 households, with an average of 3 people in each.

What is the median household income in Plaquemines County?

Plaquemines County has a median household income of $67,216, representing a -10.7% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Plaquemines County?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 73.7% (7,652 residents)
  • Blue-collar workers: 26.3% (2,725 residents)

Places of employment:
  • Self-employed: 9.5% (983 residents)
  • Private companies: 66.8% (6,927 residents)
  • Governmental workers: 19% (1,971 residents)
  • Not-for-profit companies: 4.8% (496 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025