Coal Valley, IL Profile: Facts, Map & Data


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Coal Valley, Illinois - Basic Facts

The Village of Coal Valley had a population of 3,652 as of July 1, 2018.

The primary coordinate point for Coal Valley is located at latitude 41.4492 and longitude -90.4589 in Rock Island County. The formal boundaries for the Village of Coal Valley (see map below) encompass a land area of 2.77 sq. miles and a water area of 0 sq. miles. Rock Island County is in the Central time zone (GMT -6). The elevation is 623 feet.

While the primary coordinates for Village of Coal Valley are located in Rock Island County, it should be noted that the formal boundaries for this community also extend into and Henry County.

The Village of Coal Valley (GNIS ID: 2398588) 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 Village of Coal Valley is located within Township of Coal Valley, a minor civil division (MCD) of Rock Island County.

Beneath the boundary map are tables with Coal Valley population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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Village of Coal Valley, IL Boundary Map

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Boundary Maps: Township of Coal Valley | Rock Island County | Illinois Counties

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Coal Valley, IL Data & Demographics (As of July 1, 2018)


Total Population 3,652
Population in Households 3,652
Population in Familes 3,116
Population in Group Qrtrs 0
Population Density2 1,321
Diversity Index3 20


Median Household Income $63,652
Average Household Income $86,572
Per Capita Income $35,356


Total Housing Units 1,549 (100%)
Owner Occupied HU 1,316 (85.0%)
Renter Occupied HU 143 ( 9.2%)
Vacant Housing Units 90 ( 5.8%)
Median Home Value $169,300
Average Home Value $189,449


Total Households 1,459
Average Household Size 2.5
Family Households 1,071
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population -0.18% -0.4%
Households -0.03% -0.32%
Families -0.31% -0.41%
Median Household Income   1.51%
Per Capita Income   2.64%

Coal Valley, IL - Peer Comparisons by Rank and Percentile

The table below compares Coal Valley to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2018 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 # 397 71st
Population Density # 555 60th
Diversity Index # 484 65th
Median Household Income # 393 71st
Per Capita Income # 243 82nd

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

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