Effingham, IL Profile: Facts, Map & Data


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Effingham, Illinois - Basic Facts

The City of Effingham had a population of 12,709 as of July 1, 2016.

The primary coordinate point for Effingham is located at latitude 39.1198 and longitude -88.5509 in Effingham County. The formal boundaries for the City of Effingham (see map below) encompass a land area of 9.93 sq. miles and a water area of 0.06 sq. miles. Effingham County is in the Central time zone (GMT -6). The elevation is 597 feet.

The City of Effingham (GNIS ID: 2394628) 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 Effingham is located within Township of Douglas, a minor civil division (MCD) of Effingham County.

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

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Boundary Maps: Township of Douglas | Effingham County | Illinois Counties

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


Total Population 12,709
Population in Households 12,361
Population in Familes 9,375
Population in Group Qrtrs 348
Population Density1 1,280
Diversity Index2 16


Total Households 5,566
Average Household Size 2.22
Family Households 3,250
Average Family Size 3


Total Housing Units 6,011 (100%)
Owner Occupied HU 3,382 (56.3%)
Renter Occupied HU 2,184 (36.3%)
Vacant Housing Units 445 ( 7.4%)
Median Home Value $121,387
Average Home Value $146,318


Median Household Income $41,959
Average Household Income $59,637
Per Capita Income $26,158
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.49% 0.39%
Households 0.66% 0.53%
Families 0.73% 0.38%
Median Household Income   0.87%
Per Capita Income   1.82%
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.

Effingham, IL - Peer Comparisons by Rank and Percentile

The table below compares Effingham 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 # 195 86th
Population Density1 # 590 57th
Diversity Index2 # 565 59th
Median Household Income # 1065 22nd
Per Capita Income # 632 54th

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

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