Montgomery, IL Profile: Facts, Map & Data


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Montgomery, Illinois - Basic Facts

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The Village of Montgomery had a population of 19,274 as of July 1, 2016. Montgomery ranks in the upper quartile for Population Density and 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 Montgomery is located at latitude 41.721 and longitude -88.3585 in Kane County. The formal boundaries for the Village of Montgomery (see map below) encompass a land area of 9.33 sq. miles and a water area of 0.17 sq. miles. Kane County is in the Central time zone (GMT -6). The elevation is 640 feet.

While the primary coordinates for Village of Montgomery are located in Kane County, it should be noted that the formal boundaries for this community also extend into and Kendall County.

The Village of Montgomery (GNIS ID: ) has a P1 Census Class Code which indicates populated place that is also an incorporated place with the same name and the same census code. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Montgomery is located within Township of Oswego, a minor civil division (MCD) of Kane County.

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

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Village of Montgomery, IL Boundary Map

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Boundary Maps: Township of Oswego | Kane County | Illinois Counties

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


Total Population 19,274
Population in Households 19,231
Population in Familes 16,868
Population in Group Qrtrs 43
Population Density1 2,066
Diversity Index2 64


Total Households 6,189
Average Household Size 3.11
Family Households 4,682
Average Family Size 4


Total Housing Units 6,579 (100%)
Owner Occupied HU 5,093 (77.4%)
Renter Occupied HU 1,097 (16.7%)
Vacant Housing Units 390 ( 5.9%)
Median Home Value $193,288
Average Home Value $219,471


Median Household Income $76,001
Average Household Income $85,035
Per Capita Income $28,467
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.72% 3.38%
Households 0.51% 3.0%
Families 0.11% 3.09%
Median Household Income   1.8%
Per Capita Income   1.44%
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.

Montgomery, IL - Peer Comparisons by Rank and Percentile

The table below compares Montgomery 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 # 128 91st
Population Density1 # 257 81st
Diversity Index2 # 84 94th
Median Household Income # 182 87th
Per Capita Income # 456 67th

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

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