Winnebago County IL Information

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Winnebago County Subdivisions

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  1. Winnebago County 2019 Demographic Data
  2. Growth Rates forWinnebago 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

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

HOUSING AFFORDABILITY INDEX

Winnebago County IL Housing Affordability Index is 150
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

Winnebago County IL Wealth Index is 78
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 Neighborhoods, Cities, Counties, and ZIP Codes.

More Tools and Resources:

  1. For information about schools and school attendance zones, use the HTL Address Tool
  2. Our new HTL Neighborhood Explorer provides lots of detail about any neighborhood.
  3. The new 2-Minute Introduction and Concise Guide to Big Data which will help you make the most effective use of HomeTownLocator Tools.
  4. See the References & Data Sources page for more information about methodology and sources of data.
  5. See the Illinois COVID-19 Data and US COVID-19 Data for more information on the spread of the novel coronavirus.

POPULATION

Total Population 289,819
Population in Households 285,103
Population in Families 229,160
Population in Group Qrtrs 4,716
Population Density 565
Diversity Index1 56
 

INCOME

Median Household Income $54,737
Average Household Income $71,133
Per Capita Income $28,098
Wealth Index3 78

HOUSING

Total Housing Units 125,965 (100%)
Owner Occupied HU 77,703 (61.7%)
Renter Occupied HU 36,553 (29.0%)
Vacant Housing Units 11,709 ( 9.3%)
Median Home Value $129,185
Housing Affordability Index2 150
 

HOUSEHOLDS

Total Households 114,256
Average Household Size 2.5
Family Households 74,803
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 -0.2% -0.42%
Households -0.12% -0.37%
Families -0.29% -0.49%
Median Household Income   1.43%
Per Capita Income   2.36%

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Winnebago County IL - Peer Comparisons by Rank and Percentile

The table below compares Winnebago 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 # 7 94th
Population Density # 6 95th
Diversity Index # 7 94th
Median Household Income # 43 59th
Per Capita Income # 48 54th

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

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