Clear Lake, IL Profile: Facts, Map & Data


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Clear Lake, Illinois - Basic Facts

The Village of Clear Lake had a population of 231 as of July 1, 2017. Clear Lake ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Clear Lake is located at latitude 39.8138 and longitude -89.5683 in Sangamon County. The formal boundaries for the Village of Clear Lake (see map below) encompass a land area of 0.11 sq. miles and a water area of 0 sq. miles. Sangamon County is in the Central time zone (GMT -6). The elevation is 571 feet.

The Village of Clear Lake (GNIS ID: 2397642) 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 Clear Lake is located within Township of Clear Lake, a minor civil division (MCD) of Sangamon County.

Beneath the boundary map are tables with Clear Lake population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Village of Clear Lake, IL Boundary Map

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Boundary Maps: Township of Clear Lake | Sangamon County | Illinois Counties

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Clear Lake, IL Data & Demographics (As of July 1, 2017)


Total Population 231
Daytime Population: Workers 24
Daytime Population: Residents 100
Total Daytime Population (TDP) 124
Ratio TDP/Total Population1 0.54
Population in Households 231
Population in Familes 186
Population in Group Qrtrs 0
Population Density2 2,167
Diversity Index3 18


Median Household Income $57,275
Average Household Income $63,888
Per Capita Income $25,832


Total Housing Units 103 (100%)
Owner Occupied HU 72 (69.9%)
Renter Occupied HU 27 (26.2%)
Vacant Housing Units 4 ( 3.9%)
Median Home Value $114,583
Average Home Value $131,849


Total Households 99
Average Household Size 2.33
Family Households 68
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 0.12% 0.17%
Households 0.28% 0.2%
Families 1.74% 0.0%
Median Household Income   1.62%
Per Capita Income   2.43%

Clear Lake, IL - Peer Comparisons by Rank and Percentile

The table below compares Clear Lake to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2017 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 # 1165 15th
Population Density # 234 83rd
Diversity Index # 515 63rd
Median Household Income # 519 62nd
Per Capita Income # 766 44th

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

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