Mandeville, Louisiana Population 2021

12,503
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Mandeville is a city located in St. Tammany Parish Louisiana. With a 2020 population of 12,503, it is the 26th largest city in Louisiana and the 2632nd largest city in the United States . Mandeville is currently growing at a rate of 0.11% annually and its population has increased by 8.16% since the most recent census, which recorded a population of 11,560 in 2010. Mandeville reached it's highest population of 12,503 in 2021. Spanning over 7 miles, Mandeville has a population density of 1,756 people per square mile.

The average household income in Mandeville is $114,268 with a poverty rate of 10.33%. The median rental costs in recent years comes to $1,133 per month, and the median house value is $288,900. The median age in Mandeville is 43.7 years, 40 years for males, and 45.5 years for females.

Mandeville Demographics

According to the most recent ACS, the racial composition of Mandeville was:

  • White: 93.72%
  • Black or African American: 2.82%
  • Asian: 2.82%
  • Two or more races: 0.39%
  • Other race: 0.25%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Mandeville, Louisiana is 12,503 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 12,461.The last official US Census in 2010 recorded the population at 11,560.

Mandeville, Louisiana Population 2021

Population by Race

Race Population Percentage
White11,66693.72%
Asian3512.82%
Black or African American3512.82%
Two or More Races490.39%
Some Other Race310.25%
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Mandeville Population by Race

Mandeville Population Pyramid $2021

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Mandeville Median Age

43.7


Total

40


Male

45.5


Female

Mandeville Adults

There are 9,581 adults, (2,281 of whom are seniors) in Mandeville.

Mandeville Age Dependency

70.5

Age Dependency Ratio

31.2

Old Age Dependency Ratio

39.3

Child Dependency Ratio

Mandeville Sex Ratio

Female

6,258

50.27%

Male

6,190

49.73%

Mandeville Population by Age

Mandeville Renter vs Owner Occupied by Household Type

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Mandeville Household Types

Type Owner Renter
Married82.6%17.4%
Male73.3%26.7%
All64.9%35.1%
Female60.1%39.9%
Non Family39.9%60.1%

64.9%

Rate of Home Ownership

Mandeville Households and Families

Type Count Average Size Owned
All4,7182.5864.9
Married2,3903.2582.6
Non Family1,6261.2639.9
Female5863.3360.1
Male1163.7273.3

3.24

Average Family Size

2.58

Average Household Size

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Mandeville Households by Type

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Education Attained Count Percentage
Less Than 9th Grade861.00%
9th to 12th Grade5676.59%
High School Graduate1,30315.14%
Some College1,65719.26%
Associates Degree3824.44%
Bachelors Degree3,12236.28%
Graduate Degree1,48817.29%
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Mandeville Educational Attainment by Sex (over 25)

Mandeville Educational Attainment by Race

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Race Total High School Bachelors
White7,7297,2484,266
Hispanic304238110
Asian297223124
Black235203103
2+ Races40407
Other Race1212

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

The highest rate of bachelors degrees is among white people with a rate of 55.19%.

Mandeville Educational Attainment by Race

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Name Average Male Female
Overall$48,587$54,120$42,953
Less Than 9th Grade$21,791$22,027$
High School Graduate$40,357$39,514$44,044
Some College$32,371$43,313$24,313
Bachelors Degree$52,748$82,857$48,636
Graduate Degree$102,589$172,174$54,661

$48,587

Average Earnings

$54,120

Average Male

$42,953

Average Female

Mandeville Earnings by Educational Attainment

Mandeville Language by Age

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Mandeville Language

93.25% of Mandeville residents speak only English, while 6.75% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.54% of the population.

Mandeville Language

Mandeville Poverty by Race

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Name Total In Poverty Poverty Rate
White11,0261,17610.67%
Asian3515114.53%
Hispanic432317.18%
Black32220.62%

10.33%

Overall Poverty Rate

8.27%

Male Poverty Rate

12.38%

Female Poverty Rate

Poverty in Mandeville

The race most likely to be in poverty in Mandeville is Asian, with 14.53% below the poverty level.

The race least likely to be in poverty in Mandeville is Black, with 0.62% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.32%. Among those working part-time, it was 14.40%, and for those that did not work, the poverty rate was 16.75%.

Mandeville Poverty

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Name Poverty
High School20.60%
Some College14.14%
Bachelors or Greater7.26%
Less Than 9th Grade0.00%

Mandeville Poverty Rate by Education

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Rate Poverty
Female Unemployed29.22%
Male Employed6.46%
Female Employed6.38%
Male Unemployed0.00%

Mandeville Poverty Rate by Employment Status and Sex

Mandeville Income by Household Type

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Name Median Mean
Households$72,989$114,268
Families$92,298$141,705
Married Families$117,037-
Non Families$37,348$59,621
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Income by Household Type

Mandeville Marital Status

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Marriage Rates

51.2%

Overall Marriage Rate

50.8%

Male Marriage Rate

51.5%

Female Marriage Rate

Mandeville Married by Age and Sex

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Mandeville Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Mandeville Marital Status by Race

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Mandeville Marital Status

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786

Number of Veterans

720

Male Veterans

66

Female Veterans

War Veterans
Vietnam275
Second Gulf War171
First Gulf War139
Korea100
World War II33

Mandeville Veterans by War

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Age Group Veterans
75+242
65 to 74231
35 to 54172
55 to 6499
18 to 3442

Mandeville Veterans by Age

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Name Veterans % of Total
White7598.49%
Black279.22%

Mandeville Veterans by Race

Mandeville Veterans by Education

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10.21%

Veteran Poverty Rate

24.29%

Veteran Disability Rate

Mandeville Veterans by Education

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60.7%

Labor Force Participation

59.1%

Employment Rate

2.7%

Unemployment Rate

Mandeville Employment by Age

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Mandeville Employment by Race

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Mandeville 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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66.27%

Born in Mandeville

94.71%

Native Born

5.29%

Foreign Born

2.30%

Non Citizen

3.00%

Naturalized

Place of Birth

94.71% of Mandeville residents were born in the United States, with 66.27% having been born in Louisiana. 2.30% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Mandeville Place of Birth

Year Population Growth Annual Growth Rate
202112,503140.11%
202012,489140.11%
201912,475140.11%
201812,461-13-0.10%
201712,474400.32%
201612,434710.57%
201512,363730.59%
201412,290470.38%
201312,243440.36%
201212,199400.33%
201112,159780.65%
201012,0811,5921.42%
200010,4893,4064.00%
19907,0831,0071.55%
19806,0763,77610.20%
19702,3006003.07%
19601,7004001.35%
19401,3003000.66%
19001,0000.00%

Mandeville Population by Year