COUNTY
Winnebago County
Iowa · 10,251 residents (2025 est.) · 400.489 sq mi
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Winnebago County has lower-than-average household income, with a median household income of $67,642. Population has declined 10% since 2000. Median home value has more than doubled since 2000, reaching $135,000.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 42.7
US median: 38.9
Less educated
26% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth
PEP 2025 EST:10,251 residents (Census Bureau Vintage 2025, released March 2026)
Population, 1990 – 2024
202411K
Age distribution, 2024
Under 54.8%(504)
5 to 95.2%(546)
10 to 147.4%(785)
15 to 196.7%(713)
20 to 246.6%(697)
25 to 3411.6%(1,230)
35 to 4411.3%(1,200)
45 to 5410.9%(1,157)
55 to 6413.3%(1,410)
65 to 7412.7%(1,347)
75 to 846.4%(679)
85 and over3%(315)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$67,642
−3%inflation adjusted, since 2000
from $38,381 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
45.2%
+26.4 ptssince 2009
from 18.8% in 2009
US average: 53.3%
Workforce by industry, 2024
Retail trade18.2%
Information12.1%
Wholesale trade8.1%
Finance & insurance5%
Other services4.9%
Public administration4.9%
Professional, scientific, technical4.5%
Agriculture, forestry, fishing3.9%
Construction3.9%
Transportation & warehousing3.5%
Arts, entertainment, food0.8%
Education & health services0.5%
Manufacturing0%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$135,000
+15%inflation adjusted, since 2000
from $64,200 in 2000
US average: $376,019
1990 – 2024
2.0
−9%since 2009
from 2.2 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
52
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Winnebago County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic96.4%(11,297)
Black0.2%(21)
Hispanic / Latino2%(237)
Asian0.7%(81)
Other0%
2024
White, non-Hispanic89%(9,415)
Black2%(211)
Hispanic / Latino5.8%(619)
Asian1.3%(140)
Other1.9%(198)
26
+120%since 2009
from 12 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
18
−13%since 2020
from 21 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Mexican4.3%(459)
Cuban0.5%(58)
Puerto Rican0.5%(56)
South American0.2%(25)
Peruvian0.1%(9)
Ancestry
German40%(4,238)
Norwegian28.3%(2,992)
Irish7.9%(834)
English7.2%(764)
American5.1%(542)
Italian2%(216)
Dutch2%(210)
Swedish1.7%(184)
Danish1.7%(178)
Polish1.5%(161)
Subsaharan African1.5%(154)
French1%(107)
+ 21 more ancestry groups with data
Kenyan0.9%(91)
Scottish0.9%(90)
Welsh0.8%(85)
Czech0.7%(70)
Scotch-Irish0.5%(49)
Swiss0.3%(33)
French Canadian0.2%(24)
Canadian0.2%(22)
West Indian0.2%(22)
Guyanese0.2%(16)
British0.1%(15)
Belgian0.1%(11)
Greek0.1%(8)
Romanian0.1%(7)
Hungarian0%(5)
Portuguese0%(5)
Arab0%(3)
Lebanese0%(3)
Finnish0%(3)
Australian0%(1)
Austrian0%(1)
Section 05
Education
High school or higher
94.7%
+7.4 ptssince 2000
from 87.3% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Section 08
People & community
Marital status
Men 15+
Never married35.7%(1,613)
Married50.6%(2,286)
Widowed1.6%(74)
Divorced12.1%(547)
Women 15+
Never married24.5%(1,035)
Married52%(2,200)
Widowed11.3%(479)
Divorced12.2%(514)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Compare Winnebago County to nearby counties
WINNEBAGO COUNTY VS
Hancock County
Income$70,601+4%
Home value$141,400+5%
Population10,528+3%
SEE FULL COMPARISON →
WINNEBAGO COUNTY VS
Faribault County
Income$66,815−1%
Home value$135,300same
Population13,888+35%
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WINNEBAGO COUNTY VS
Worth County
Income$78,008+15%
Home value$145,800+8%
Population7,338−28%
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WINNEBAGO COUNTY VS
Kossuth County
Income$67,697same
Home value$148,300+10%
Population14,322+40%
SEE FULL COMPARISON →
Frequently asked
How many people live in Winnebago County, Iowa?
Winnebago County, Iowa has about 10,583 residents according to the 2024 American Community Survey.
What is the median household income in Winnebago County, Iowa?
The typical household in Winnebago County, Iowa earns about $67,642 a year. Half of households make more than that, and half make less.
Is Winnebago County, Iowa expensive?
In Winnebago County, Iowa, the median home is worth about $135,000, and the typical rent is about $717 a month.
How educated are people in Winnebago County, Iowa?
About 26.1% of adults age 25 and over in Winnebago County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Winnebago County, Iowa?
About 11.2% of people in Winnebago County, Iowa live below the federal poverty line.
Has Winnebago County, Iowa grown since 1990?
Yes, Winnebago County, Iowa has shrunk since 1990. The population has lost about 1,539 residents, a change of about -13 percent over that period.
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All counties in IowaDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024