Winnebago County, Illinois Population 2018

Winnebago County, Illinois's estimated population is 284,778 with a growth rate of -1.43% in the past year according to the most recent United States census data. Winnebago County, Illinois is the 7th largest county in Illinois.

Year Population Growth Growth Rate
2017284,778-4,118-1.43%
2016288,8962,8080.98%
2016286,088-1,053-0.37%
2015287,141-1,529-0.53%
2014288,670-2,213-0.76%
2013290,883-1,166-0.40%
2012292,049-1,522-0.52%
2011293,571-1,517-0.51%
2010295,08842,17516.68%
1990252,9132,0290.81%
1980250,8844,2611.73%
1970246,62336,85817.57%
1960209,76557,38037.65%
1950152,38531,20725.75%
1940121,1783,8053.24%
1930117,37326,44429.08%
192090,92927,77643.98%
191063,15315,30831.99%
190047,8457,90719.80%
189039,9389,43330.92%
188030,5051,2044.11%
187029,3014,81019.64%
186024,49112,718108.03%
185011,7737,164155.44%
18404,6090.00%

Winnebago County, Illinois Population Growth

Population Data via

Population by Race

Race Population
White227,040
Black or African American36,120
Two or More Races8,973
Some Other Race8,759
Asian7,292
American Indian and Alaska Native648
Native Hawaiian and Other Pacific Islander64

Race Data via US Census (2016 ACS 5-Year Survey)

Winnebago County, Illinois Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Winnebago County, Illinois Median Age

39.3


Total

38


Male

40.6


Female

Winnebago County, Illinois Adults

There are 219,850 adults, (45,068 of which are seniors) in Winnebago County, Illinois.

Winnebago County, Illinois Age Dependency

65.5

Age Dependency Ratio

25.8

Old Age Dependency Ratio

39.6

Child Dependency Ratio

Winnebago County, Illinois Sex Ratio

Female

147,693

51.12%

Male

141,203

48.88%

Winnebago County, Illinois Households and Families

Winnebago County, Illinois Renter vs Owner Occupied by Household Type

Winnebago County, Illinois Household Types

Type Owner Renter
Married83.7%16.3%
All65.5%34.5%
Non Family53%47%
Male49.3%50.7%
Female43.6%56.4%

65.5%

Rate of Home Ownership

Winnebago County, Illinois Households by Type

Type Count Average Size Owned
All114,2992.4965.5
Married52,2153.183.7
Non Family39,5001.1953
Female16,7823.443.6
Male5,8023.2749.3

3.07

Average Family Size

2.49

Average Household Size

6.4%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Winnebago County, Illinois Households

Winnebago County, Illinois Education

Winnebago County, Illinois Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade8,3634.29%
9th to 12th Grade16,1688.29%
High School Graduate62,98332.31%
Some College47,12224.17%
Associates Degree16,6118.52%
Bachelors Degree27,79614.26%
Graduate Degree15,8868.15%

Winnebago County, Illinois Educational Attainment by Race

Name Total High School Bachelors
White150,469137,20137,277
Black20,51616,5042,471
Hispanic16,74110,7051,550
Asian4,7623,7441,838
Other Race4,6612,847378
Multiple Races2,9302,565593
Native American46731955
Islander45454

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 38.60%.

Winnebago County, Illinois Earnings by Educational Attainment

Name Average Male Female
Overall$33,864$41,507$27,087
Less Than High School$20,169$25,595$14,520
High School Grad$28,291$35,251$23,245
Some College$32,559$41,630$26,360
Bachelors Degree$48,324$61,810$39,718
Graduate Degree$63,308$75,588$56,182

$33,864

Average Earnings

$41,507

Average Male

$27,087

Average Female

Winnebago County, Illinois Language

Winnebago County, Illinois Language by Age

Winnebago County, Illinois Language

86.62% of Winnebago County, Illinois residents speak only English, while 13.38% speak other languages. The largest non-English language is Spanish, which is spoken by 8.99% of the population.

Winnebago County, Illinois Poverty

Winnebago County, Illinois Poverty by Race

Name Total In Poverty Poverty Rate
White201,09819,7179.80%
Black35,10012,56935.81%
Hispanic33,9739,04126.61%
Other8,6202,44628.38%
Multiple8,6022,43428.30%
Asian7,2781,06814.67%
Native63425640.38%
Islander642335.94%

15.53%

Overall Poverty Rate

14.10%

Male Poverty Rate

16.89%

Female Poverty Rate

Poverty in Winnebago County, Illinois

The race most likely to be in poverty in Winnebago County, Illinois is Native, with 40.38% below the poverty level.

The race least likely to be in poverty in Winnebago County, Illinois is White, with 9.80% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.92%. Among those working part-time, it was 18.16%, and for those that did not work, the poverty rate was 21.22%.

Winnebago County, Illinois Poverty Rate by Education

Name Poverty
Less Than High School27.45%
High School12.47%
Some College10.74%
Bachelors or Greater4.35%

Winnebago County, Illinois Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed44.38%
Male Unemployed34.12%
Female Employed9.49%
Male Employed5.55%

Winnebago County, Illinois Income

Winnebago County, Illinois Income by Household Type

Name Median Mean
Households$49,468$64,651
Families$60,400$75,879
Married Families$75,518$89,823
Non Families$29,719$40,234

Winnebago County, Illinois Marital Status

Winnebago County, Illinois Marital Status

Marriage Rates

47.9%

Overall Marriage Rate

50.2%

Male Marriage Rate

45.7%

Female Marriage Rate

Winnebago County, Illinois Married by Age and Sex

Winnebago County, Illinois Marriage

The age group where males are most likely to be married is Over65, while the female age group most likely to be married is 55To64.

Winnebago County, Illinois Marital Status by Race

Winnebago County, Illinois Veterans

Winnebago County, Illinois Veterans by War

18,641

Number of Veterans

17,558

Male Veterans

1,083

Female Veterans

Name Veterans
Vietnam6,619
First Gulf War2,740
Second Gulf War2,187
Korea1,958
World War II1,414

Winnebago County, Illinois Veterans by Age

Name Veterans
65 to 744,739
75+4,645
35 to 544,358
55 to 643,488
18 to 341,411

Winnebago County, Illinois Veterans by Race

Name Veterans % of Total
White16,5529.21%
Black1,6096.51%
Hispanic4692.26%
2 or More2406.15%
Asian1522.84%
Other571.04%
Indian295.54%
Hawaiian23.13%

Winnebago County, Illinois Veterans by Education

8.72%

Veteran Poverty Rate

28.46%

Veteran Disability Rate

Winnebago County, Illinois Employment Status

Winnebago County, Illinois Employment by Age

64.9%

Labor Force Participation

58%

Employment Rate

10.5%

Unemployment Rate

Winnebago County, Illinois Employment by Race

Winnebago County, Illinois Employment by Education

Population of Cities in Winnebago County, Illinois

City 2010 Census 2016 Estimated Growth Growth Rate
Rockford 153162147651-5511-3.60%
Loves Park 2399923413-586-2.44%
Machesney Park2349522873-622-2.65%
Roscoe1078210521-261-2.42%
South Beloit78967652-244-3.09%
Rockton76857499-186-2.42%
Cherry Valley 31623087-75-2.37%
Winnebago31013002-99-3.19%
Pecatonica22032111-92-4.18%
Durand14501404-46-3.17%
New Milford697666-31-4.45%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990