Mandeville Flag

Mandeville

County Seat:
No
Area (mi²):
9.359
State:
Louisiana

Mandeville is a city located in St. Tammany Parish, Louisiana. Mandeville has a 2026 population of 12,973. Mandeville is currently declining at a rate of -0.17% annually but its population has increased by 1.15% since the most recent census, which recorded a population of 12,826 in 2020.

The median household income in Mandeville is $94,405 with a poverty rate of 7.1%. The median age in Mandeville is 43.7 years: 43.5 years for males, and 43.8 years for females. For every 100 females there are 95.2 males.

13K
Total Population
1,386
Density (mi²)
-22 -0.17%
Growth

Mandeville Population

Mandeville Population

Data after 2023 is projected based on recent change

Year
Population
Growth
Annual Change
202412,973-22-0.17%
202312,99510.01%
202212,994280.22%
202112,9661401.09%
202012,826-6-0.05%
201912,577280.22%
201812,54930.02%
201712,546450.36%
201612,501720.58%
201512,429730.59%
201412,356490.4%
201312,307470.38%
201212,260430.35%
201112,217800.66%
201012,137240.2%
200010,4893,40648.09%
19907,0831,00716.57%
19806,0763,776164.17%
19702,30060035.29%
19601,70040030.77%
19401,30030030%
19001,000-12,156-92.4%

Median Age

Overall: 43.7 years
Female: 43.8 years
Male: 43.5 years

Mandeville Adults

There are 9,940 adults, (2,793 of whom are seniors) in Mandeville.

Sex Ratio

Female: 6,633 (51.2%)
Male: 6,313 (48.8%)

Demographics

The racial composition of Mandeville includes 83.88% White, 4.95% Asian, and smaller percentages for Black or African American, other race, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White10,85983.88%
Two or more races1,0848.37%
Asian6414.95%
Black or African American3182.46%
Other race400.31%
Native American40.03%
Race
Population
Percentage (of total)
Two or more races6074.69%
White1220.94%
Asian200.15%
Other race70.05%
Race
Population
Percentage (of total)
White10,73782.94%
Asian6214.8%
Two or more races4773.68%
Black or African American3182.46%
Other race330.25%
Native American40.03%

Mandeville Marital Status

Economics and Income Statistics

Mandeville's average per capita income is $66,596. Household income levels show a median of $94,405. The poverty rate stands at 7.1%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$144,493-
Families$130,721$174,901
Households$94,405$139,019
Non Families$47,140$60,757

$66,596

Average Income

$94,405

Median Household Income

7.1%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)