Knox County IL Information

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Knox County Subdivisions

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  1. Knox County 2019 Demographic Data
  2. Growth Rates forKnox County (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Illinois Research Tools (Easy Tools & Current Data)
  3. Illinois Data Comparison Tool - 2019 Demographics

Knox County IL Data & Demographics (As of July 1, 2019)

HOUSING AFFORDABILITY INDEX

Knox County IL Housing Affordability Index is 210
State of Illinois Housing Affordability Index is 119
The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.

WEALTH INDEX

Knox County IL Wealth Index is 65
State of Illinois Wealth Index is 105
The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

These new demographic attributes are availiable for cities, Counties, ZIP Codes and even neighborhoods (Census Blocks) when you search by a specific Illinois address.

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POPULATION

Total Population 51,316
Population in Households 47,344
Population in Familes 36,180
Population in Group Qrtrs 3,972
Population Density 72
Diversity Index1 36
 

INCOME

Median Household Income $46,784
Average Household Income $61,732
Per Capita Income $25,208
Wealth Index3 65

HOUSING

Total Housing Units 24,077 (100%)
Owner Occupied HU 13,801 (57.3%)
Renter Occupied HU 7,011 (29.1%)
Vacant Housing Units 3,265 (13.6%)
Median Home Value $90,735
Housing Affordability Index2 210
 

HOUSEHOLDS

Total Households 20,812
Average Household Size 2.27
Family Households 12,641
Average Family Size 3
NOTES
  1. 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.
  2. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  3. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

GROWTH RATE / YEAR

2010-2019 2019-2024
Population -0.33% -0.61%
Households -0.37% -0.66%
Families -0.57% -0.8%
Median Household Income   2.47%
Per Capita Income   2.87%

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Knox County IL - Peer Comparisons by Rank and Percentile

The table below compares Knox County to the other 102 counties and county equivalents in Illinois by rank and percentile using July 1, 2019 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 # 30 72nd
Population Density # 35 67th
Diversity Index # 25 76th
Median Household Income # 85 18th
Per Capita Income # 79 24th

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

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