Mendota, IL Profile: Facts, Map & Data


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Mendota, Illinois - Basic Facts

The City of Mendota had a population of 7,358 as of July 1, 2016. Mendota ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Mendota is located at latitude 41.5567 and longitude -89.1005 in LaSalle County. The formal boundaries for the City of Mendota (see map below) encompass a land area of 4.98 sq. miles and a water area of 0.1 sq. miles. LaSalle County is in the Central time zone (GMT -6). The elevation is 741 feet.

The City of Mendota (GNIS ID: 2395095) 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 Mendota is located within Township of Mendota, a minor civil division (MCD) of LaSalle County.

Beneath the boundary map are tables with Mendota 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 Mendota, IL Boundary Map

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Boundary Maps: Township of Mendota | LaSalle County | Illinois Counties

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


Total Population 7,358
Population in Households 7,198
Population in Familes 5,895
Population in Group Qrtrs 160
Population Density1 1,477
Diversity Index2 54


Total Households 2,825
Average Household Size 2.55
Family Households 1,883
Average Family Size 3


Total Housing Units 3,097 (100%)
Owner Occupied HU 2,004 (64.7%)
Renter Occupied HU 820 (26.5%)
Vacant Housing Units 272 ( 8.8%)
Median Home Value $125,861
Average Home Value $148,155


Median Household Income $48,004
Average Household Income $59,139
Per Capita Income $22,757
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.03% -0.16%
Households -0.01% -0.17%
Families 0.01% -0.28%
Median Household Income   1.46%
Per Capita Income   1.55%
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.

Mendota, IL - Peer Comparisons by Rank and Percentile

The table below compares Mendota 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 # 280 80th
Population Density1 # 485 65th
Diversity Index2 # 151 89th
Median Household Income # 854 38th
Per Capita Income # 985 28th

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

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