Winnebago County, Iowa Population 2024

10,503

Winnebago County, Iowa's estimated 2024 population is 10,503 with a growth rate of -0.64% in the past year according to the most recent United States census data. Winnebago County, Iowa is the 69th largest county in Iowa. The 2010 population was 10,845 and has seen a growth of -3.15% since that time.

Note: data after 2022 is projected based on recent change

34 Rows

Year
Population
Growth
Change
202910,163-68-0.66%
202810,231-68-0.66%
202710,299-68-0.66%
202610,367-68-0.65%
202510,435-68-0.65%
202410,503-68-0.64%
202310,571-68-0.64%
202210,639-22-0.21%
202110,661-1-0.01%
202010,6623052.94%
201910,357-198-1.88%
201810,555-27-0.26%
201710,582-17-0.16%
201610,599-13-0.12%
201510,612450.43%
201410,5671271.22%
201310,440-168-1.58%
201210,608-91-0.85%
201110,699-146-1.35%
201010,84500%
199012,122-888-6.83%
198013,010200.15%
197012,990-109-0.83%
196013,099-351-2.61%
195013,450-522-3.74%
194013,9728296.31%
193013,143-346-2.57%
192013,4891,57513.22%
191011,914-811-6.37%
190012,7255,40073.72%
18907,3252,40848.97%
18804,9173,355214.79%
18701,5621,394829.76%
1860168-9,995-98.35%
2024 Growth Rate
-0.64% (-68)
County Website
Winnebago County
State
Iowa
County Seat
Forest City
2020 Population
10,662
Area
400 mi²
Density
26 people/mi²
Growth Since 2020
-1.49% (-159)
Founded
1847

Population by Race

Race
Population
Percentage (of total)
White9,90192.5%
Asian3293.07%
Two or more races3002.8%
Black or African American870.81%
Other race700.65%
Native American170.16%
Native Hawaiian or Pacific Islander00%

White

Asian

Two or more races

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Winnebago County, Iowa Population by Race

Winnebago County, Iowa Population Pyramid 2024

Winnebago County, Iowa Median Age

41.5

Total

39.6

Male

43.4

Female

Winnebago County, Iowa Adults

There are 8,382 adults, (2,280 of whom are seniors) in Winnebago County, Iowa.

Winnebago County, Iowa Age Dependency

75.4

Age Dependency Ratio

37.4

Old Age Dependency Ratio

38.1

Child Dependency Ratio

Winnebago County, Iowa Sex Ratio

Female5,27949.32%
Male5,42550.68%

Winnebago County, Iowa Population by Age

Winnebago County, Iowa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4,5112.2375.424.6
Married2,1112.9287.912.1
Non Family1,7901.1466.133.9
Female4812.8550.349.7
Male1293.5892.27.8

2.9

Average Family Size

2.23

Average Household Size

75.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Winnebago County, Iowa Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2713.76%
Associates Degree1,23517.15%
Bachelors Degree1,41319.62%
Graduate Degree4506.25%
High School Graduate2,29131.81%
Less Than 9th Grade1251.74%
Some College1,41819.69%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Winnebago County, Iowa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White6,6776,4221,767
Hispanic29124049
Asian1395039
2+ Races1281279
Black45451
Other Race30191
Native American17156

The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 35.29%.

Winnebago County, Iowa Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$48,038$47,739$48,600
Graduate Degree$64,438$65,300$64,063
High School Graduate$42,740$46,707$30,673
Less Than 9th Grade$41,071$48,077$36,111
Overall$45,372$48,262$39,049
Some College$39,973$51,375$35,506

$45,372

Average Earnings

$48,262

Average Male

$39,049

Average Female

Winnebago County, Iowa Earnings by Educational Attainment

Winnebago County, Iowa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Winnebago County, Iowa Language

93.34% of Winnebago County, Iowa residents speak only English, while 6.66% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.89% of the population.

Winnebago County, Iowa Language

Winnebago County, Iowa Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White9,0806437.08%
Hispanic54313625.05%
Multiple2798931.9%
Other571729.82%
Black341647.06%

7.75%

Overall Poverty Rate

5.93%

Male Poverty Rate

9.52%

Female Poverty Rate

Poverty in Winnebago County, Iowa

The race most likely to be in poverty in Winnebago County, Iowa is Black, with 47.06% below the poverty level.

The race least likely to be in poverty in Winnebago County, Iowa is White, with 7.08% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.07%. Among those working part-time, it was 9.86%, and for those that did not work, the poverty rate was 14.84%.

Winnebago County, Iowa Poverty

rate

Rate
Poverty
High School10.13%
Some College8.66%
Less Than 9th Grade7.55%
Bachelors or Greater1.1%

Winnebago County, Iowa Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed28.09%
Female Employed6.91%
Male Employed1.89%
Female Unemployed0%

Winnebago County, Iowa Poverty Rate by Employment Status and Sex

Winnebago County, Iowa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$86,098$104,949
Households$62,853$81,985
Married Families$100,164$-999,999,999
Non Families$37,798$44,588

mean

median

Income by Household Type

Winnebago County, Iowa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.2%

Overall Marriage Rate

44.8%

Male Marriage Rate

53.7%

Female Marriage Rate

Winnebago County, Iowa Married by Age and Sex

male

female

Winnebago County, Iowa Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Winnebago County, Iowa Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Winnebago County, Iowa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

633

Number of Veterans

562

Male Veterans

71

Female Veterans

War
Veterans
Vietnam210
First Gulf War190
Second Gulf War60
Korea41
World War II8

Winnebago County, Iowa Veterans by War

count

Age Group
Veterans
35 to 54251
65 to 74151
75+149
55 to 6482
18 to 340

Winnebago County, Iowa Veterans by Age

count

Name
Veterans
% of Total
White6020.07685433422698838
2+ Races250.15625
Native American60.35294117647058826
Hispanic40.010526315789473684

Winnebago County, Iowa Veterans by Race

Winnebago County, Iowa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

12.22%

Veteran Poverty Rate

29.95%

Veteran Disability Rate

Winnebago County, Iowa Veterans by Education

LaborForceParticipation

64.6%

Labor Force Participation

63%

Employment Rate

2.5%

Unemployment Rate

Winnebago County, Iowa Employment by Age

LaborForceParticipation

Winnebago County, Iowa Employment by Race

LaborForceParticipation

Winnebago County, Iowa Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

60.92%

Born in Winnebago County, Iowa

96.91%

Native Born

3.09%

Foreign Born

1.19%

Non Citizen

1.91%

Naturalized

Place of Birth

96.91% of Winnebago County, Iowa residents were born in the United States, with 60.92% having been born in Iowa. 1.19% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Winnebago County, Iowa Place of Birth

Sources