Chapin, IL Profile: Facts & Data


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Chapin, Illinois - Basic Facts

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The Village of Chapin had a population of 523 as of July 1, 2018. Chapin 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 Chapin is located at latitude 39.767 and longitude -90.4027 in Morgan County. The formal boundaries for the Village of Chapin (see map below) encompass a land area of 0.97 sq. miles and a water area of 0 sq. miles. Morgan County is in the Central time zone (GMT -6). The elevation is 620 feet.

The Village of Chapin (GNIS ID: 2397602) 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 Chapin is located within Chapin Election Precinct, a minor civil division (MCD) of Morgan County.

Beneath the boundary map are tables with Chapin 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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Chapin, IL Data & Demographics (As of July 1, 2018)


Total Population 523
Population in Households 521
Population in Familes 444
Population in Group Qrtrs 2
Population Density1 537
Diversity Index2 5


Median Household Income $48,389
Average Household Income $68,825
Per Capita Income $28,509


Total Housing Units 243 (100%)
Owner Occupied HU 187 (77.0%)
Renter Occupied HU 31 (12.8%)
Vacant Housing Units 25 (10.3%)
Median Home Value $75,926
Average Home Value $95,565


Total Households 218
Average Household Size 2.39
Family Households 157
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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 0.26% 0.0%
Households 0.34% 0.09%
Families 0.55% -0.13%
Median Household Income   1.96%
Per Capita Income   3.16%

Chapin, IL - Peer Comparisons by Rank and Percentile

The table below compares Chapin 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 # 918 33rd
Population Density # 1059 23rd
Diversity Index # 1264 8th
Median Household Income # 937 32nd
Per Capita Income # 618 55th

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

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