Smithton, IL Profile: Facts, Map & Data


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Smithton, Illinois - Basic Facts

The Village of Smithton had a population of 3,798 as of July 1, 2017.

The primary coordinate point for Smithton is located at latitude 38.4143 and longitude -89.9901 in St. Clair County. The formal boundaries for the Village of Smithton (see map below) encompass a land area of 3.81 sq. miles and a water area of 0.04 sq. miles. St. Clair County is in the Central time zone (GMT -6). The elevation is 476 feet.

The Village of Smithton (GNIS ID: 2399833) 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 Smithton is located within Township of Smithton, a minor civil division (MCD) of St. Clair County.

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

Neighborhood Data

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Village of Smithton, IL Boundary Map

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Boundary Maps: Township of Smithton | St. Clair County | Illinois Counties

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


Total Population 3,798
Daytime Population: Workers 560
Daytime Population: Residents 1,811
Total Daytime Population (TDP) 2,371
Ratio TDP/Total Population1 0.62
Population in Households 3,726
Population in Familes 3,242
Population in Group Qrtrs 72
Population Density2 998
Diversity Index3 10


Median Household Income $77,001
Average Household Income $86,819
Per Capita Income $33,467


Total Housing Units 1,451 (100%)
Owner Occupied HU 1,226 (84.5%)
Renter Occupied HU 173 (11.9%)
Vacant Housing Units 52 ( 3.6%)
Median Home Value $163,107
Average Home Value $182,966


Total Households 1,399
Average Household Size 2.66
Family Households 1,041
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 0.36% -0.07%
Households 0.37% -0.07%
Families 0.11% -0.17%
Median Household Income   1.62%
Per Capita Income   2.67%

Smithton, IL - Peer Comparisons by Rank and Percentile

The table below compares Smithton 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 # 391 71st
Population Density # 754 45th
Diversity Index # 832 39th
Median Household Income # 197 86th
Per Capita Income # 269 80th

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

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