Mandeville, LA Profile: Facts, Map & Data


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Mandeville, Louisiana - Basic Facts

The City of Mandeville had a population of 12,892 as of July 1, 2016. Mandeville ranks in the upper quartile for Population Density and the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Louisiana. See peer rankings below.

The primary coordinate point for Mandeville is located at latitude 30.3756 and longitude -90.0894 in St. Tammany Parish. The formal boundaries for the City of Mandeville (see map below) encompass a land area of 6.94 sq. miles and a water area of 0.11 sq. miles. St. Tammany Parish is in the Central time zone (GMT -6). The elevation is 7 feet.

The City of Mandeville (GNIS ID: 2405007) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Mandeville is located within Parish Governing Authority District 10, a minor civil division (MCD) of St. Tammany Parish.

Beneath the boundary map are tables with Mandeville population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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City of Mandeville, LA Boundary Map

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Boundary Maps: Parish Governing Authority District 10 | St. Tammany Parish | Louisiana Parishes

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Mandeville, LA Data & Demographics (As of July 1, 2016)


Total Population 12,892
Population in Households 12,779
Population in Familes 10,137
Population in Group Qrtrs 113
Population Density1 1,857
Diversity Index2 32


Total Households 5,289
Average Household Size 2.42
Family Households 3,328
Average Family Size 3


Total Housing Units 5,757 (100%)
Owner Occupied HU 3,094 (53.7%)
Renter Occupied HU 2,195 (38.1%)
Vacant Housing Units 468 ( 8.1%)
Median Home Value $276,515
Average Home Value $339,924


Median Household Income $75,291
Average Household Income $98,967
Per Capita Income $41,106
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.95% 1.22%
Households 1.13% 1.33%
Families 0.94% 1.13%
Median Household Income   1.7%
Per Capita Income   1.79%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Mandeville, LA - Peer Comparisons by Rank and Percentile

The table below compares Mandeville to the other 474 incorporated cities, towns and CDPs in Louisiana by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 40 92nd
Population Density1 # 64 87th
Diversity Index2 # 359 24th
Median Household Income # 16 97th
Per Capita Income # 6 99th

Additional comparisons and rankings can be made with a VERY EASY TO USE Louisiana Census Data Comparison Tool.

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