Cave-in-Rock, IL Profile: Facts, Map & Data


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Cave-in-Rock, Illinois - Basic Facts

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The Village of Cave-In-Rock had a population of 312 as of July 1, 2016.

The primary coordinate point for Cave-in-Rock is located at latitude 37.4705 and longitude -88.1658 in Hardin County. The formal boundaries for the Village of Cave-In-Rock (see map below) encompass a land area of 0.37 sq. miles and a water area of 0.05 sq. miles. Hardin County is in the Central time zone (GMT -6). The elevation is 374 feet.

The Village of Cave-In-Rock (GNIS ID: 2397577) 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 Cave-In-Rock is located within Cave-In-Rock Election Precinct, a minor civil division (MCD) of Hardin County.

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

Alternate Unofficial Names for Cave-in-Rock: Cave in Rock.

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


Village of Cave-In-Rock, IL Boundary Map

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Boundary Maps: Cave-In-Rock Election Precinct | Hardin County | Illinois Counties

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Cave-in-Rock, IL Data & Demographics (As of July 1, 2016)


Total Population 312
Population in Households 312
Population in Familes 251
Population in Group Qrtrs 0
Population Density1 835
Diversity Index2 12


Total Households 142
Average Household Size 2.2
Family Households 92
Average Family Size 3


Total Housing Units 181 (100%)
Owner Occupied HU 106 (58.6%)
Renter Occupied HU 36 (19.9%)
Vacant Housing Units 39 (21.5%)
Median Home Value $62,500
Average Home Value $80,476


Median Household Income $35,000
Average Household Income $43,047
Per Capita Income $19,451
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.3% -0.39%
Households -0.22% -0.43%
Families 2.06% -0.44%
Median Household Income   -0.36%
Per Capita Income   1.61%
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.

Cave-in-Rock, IL - Peer Comparisons by Rank and Percentile

The table below compares Cave-in-Rock 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 # 1078 21st
Population Density1 # 867 37th
Diversity Index2 # 728 47th
Median Household Income # 1284 6th
Per Capita Income # 1245 9th

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

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