Mascoutah, IL Profile: Facts, Map & Data


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Mascoutah, Illinois - Basic Facts

The City of Mascoutah had a population of 7,652 as of July 1, 2016.

The primary coordinate point for Mascoutah is located at latitude 38.5181 and longitude -89.8 in St. Clair County. The formal boundaries for the City of Mascoutah (see map below) encompass a land area of 9.54 sq. miles and a water area of 0.15 sq. miles. St. Clair County is in the Central time zone (GMT -6). The elevation is 430 feet.

The City of Mascoutah (GNIS ID: 2395038) 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 Mascoutah is located within Township of Mascoutah, a minor civil division (MCD) of St. Clair County.

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

Alternate Unofficial Names for Mascoutah: Mechanicsburg.

Neighborhood Data

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City of Mascoutah, IL Boundary Map

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Boundary Maps: Township of Mascoutah | St. Clair County | Illinois Counties

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Mascoutah, IL Data & Demographics (As of July 1, 2016)


Total Population 7,652
Population in Households 7,597
Population in Familes 6,489
Population in Group Qrtrs 55
Population Density1 802
Diversity Index2 26


Total Households 2,872
Average Household Size 2.65
Family Households 2,055
Average Family Size 3


Total Housing Units 3,161 (100%)
Owner Occupied HU 2,091 (66.1%)
Renter Occupied HU 782 (24.7%)
Vacant Housing Units 289 ( 9.1%)
Median Home Value $141,645
Average Home Value $157,372


Median Household Income $59,910
Average Household Income $74,458
Per Capita Income $28,299
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.56% 0.11%
Households 0.52% 0.11%
Families 0.35% -0.01%
Median Household Income   1.96%
Per Capita Income   1.65%
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.

Mascoutah, IL - Peer Comparisons by Rank and Percentile

The table below compares Mascoutah to the other 1,368 incorporated cities, towns and CDPs in Illinois 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 # 269 80th
Population Density1 # 890 35th
Diversity Index2 # 396 71st
Median Household Income # 405 70th
Per Capita Income # 465 66th

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

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