Coffeen, IL Profile: Facts, Map & Data


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Coffeen, Illinois - Basic Facts

The City of Coffeen had a population of 679 as of July 1, 2016. Coffeen ranks in the lower 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 Coffeen is located at latitude 39.0882 and longitude -89.3898 in Montgomery County. The formal boundaries for the City of Coffeen (see map below) encompass a land area of 1.19 sq. miles and a water area of 0 sq. miles. Montgomery County is in the Central time zone (GMT -6). The elevation is 630 feet.

The City of Coffeen (GNIS ID: 2393583) 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 Coffeen is located within Township of East Fork, a minor civil division (MCD) of Montgomery County.

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

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Boundary Maps: Township of East Fork | Montgomery County | Illinois Counties

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


Total Population 679
Population in Households 679
Population in Familes 548
Population in Group Qrtrs 0
Population Density1 570
Diversity Index2 4


Total Households 284
Average Household Size 2.39
Family Households 196
Average Family Size 3


Total Housing Units 315 (100%)
Owner Occupied HU 217 (68.9%)
Renter Occupied HU 67 (21.3%)
Vacant Housing Units 31 ( 9.8%)
Median Home Value $76,493
Average Home Value $106,912


Median Household Income $33,287
Average Household Income $47,955
Per Capita Income $20,045
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.14% -0.27%
Households 0.0% -0.14%
Families 0.0% -0.2%
Median Household Income   -0.24%
Per Capita Income   1.48%
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.

Coffeen, IL - Peer Comparisons by Rank and Percentile

The table below compares Coffeen 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 # 829 39th
Population Density1 # 1038 24th
Diversity Index2 # 1312 4th
Median Household Income # 1316 4th
Per Capita Income # 1221 11th

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

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