Knoxville, IL Profile: Facts, Map & Data


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Knoxville, Illinois - Basic Facts

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The City of Knoxville had a population of 2,942 as of July 1, 2017.

The primary coordinate point for Knoxville is located at latitude 40.907 and longitude -90.2857 in Knox County. The formal boundaries for the City of Knoxville (see map below) encompass a land area of 2.33 sq. miles and a water area of 0 sq. miles. Knox County is in the Central time zone (GMT -6). The elevation is 781 feet.

The City of Knoxville (GNIS ID: 2395558) 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 City of Knoxville is located within Township of Knox, a minor civil division (MCD) of Knox County.

Beneath the boundary map are tables with Knoxville 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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City of Knoxville, IL Boundary Map

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Boundary Maps: Township of Knox | Knox County | Illinois Counties

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


Total Population 2,942
Daytime Population: Workers 712
Daytime Population: Residents 1,522
Total Daytime Population (TDP) 2,234
Ratio TDP/Total Population1 0.76
Population in Households 2,861
Population in Familes 2,360
Population in Group Qrtrs 81
Population Density2 1,261
Diversity Index3 10


Median Household Income $51,172
Average Household Income $59,038
Per Capita Income $24,013


Total Housing Units 1,249 (100%)
Owner Occupied HU 948 (75.9%)
Renter Occupied HU 239 (19.1%)
Vacant Housing Units 63 ( 5.0%)
Median Home Value $98,403
Average Home Value $110,692


Total Households 1,186
Average Household Size 2.41
Family Households 831
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 0.15% -0.34%
Households 0.15% -0.32%
Families 0.25% -0.46%
Median Household Income   0.57%
Per Capita Income   1.69%

Knoxville, IL - Peer Comparisons by Rank and Percentile

The table below compares Knoxville 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 # 440 68th
Population Density # 599 56th
Diversity Index # 850 38th
Median Household Income # 782 43rd
Per Capita Income # 961 30th

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

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