Plaquemine, LA Profile: Facts, Map & Data


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Plaquemine, Louisiana - Basic Facts

The City of Plaquemine had a population of 7,173 as of July 1, 2017. Plaquemine ranks in the upper quartile for Population Density and 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 Plaquemine is located at latitude 30.2832 and longitude -91.2438 in Iberville Parish. The formal boundaries for the City of Plaquemine (see map below) encompass a land area of 2.92 sq. miles and a water area of 0.08 sq. miles. Iberville Parish is in the Central time zone (GMT -6). The elevation is 23 feet.

The City of Plaquemine (GNIS ID: 2404537) 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 Plaquemine is located within Parish Governing Authority District 7, a minor civil division (MCD) of Iberville Parish.

Beneath the boundary map are tables with Plaquemine population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Plaquemine: Placaminas.

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City of Plaquemine, LA Boundary Map

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Boundary Maps: Parish Governing Authority District 7 | Iberville Parish | Louisiana Parishes

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Plaquemine, LA Data & Demographics (As of July 1, 2017)


Total Population 7,173
Daytime Population: Workers 3,989
Daytime Population: Residents 3,981
Total Daytime Population (TDP) 7,970
Ratio TDP/Total Population1 1.11
Population in Households 7,087
Population in Familes 5,818
Population in Group Qrtrs 86
Population Density2 2,457
Diversity Index3 56


Median Household Income $37,008
Average Household Income $53,638
Per Capita Income $20,713


Total Housing Units 3,055 (100%)
Owner Occupied HU 1,770 (57.9%)
Renter Occupied HU 966 (31.6%)
Vacant Housing Units 319 (10.4%)
Median Home Value $118,199
Average Home Value $135,048


Total Households 2,736
Average Household Size 2.59
Family Households 1,820
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 0.11% 0.1%
Households 0.16% 0.14%
Families 0.04% -0.01%
Median Household Income   1.41%
Per Capita Income   2.8%

Plaquemine, LA - Peer Comparisons by Rank and Percentile

The table below compares Plaquemine to the other 474 incorporated cities, towns and CDPs in Louisiana by rank and percentile using July 1, 2017 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 # 87 82nd
Population Density # 32 93rd
Diversity Index # 83 83rd
Median Household Income # 282 41st
Per Capita Income # 285 40th

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

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