COUNTY
Winneshiek County
Iowa · 19,733 residents (2025 est.) · 689.844 sq mi
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The short version
Winneshiek County has roughly average household income, with a median household income of $79,066. Population has declined 7% since 2000. Median home value has roughly tripled since 2000, reaching $259,200. It ranks in the top 5% of US counties for household income.
At a glance
Average income
near the US median
US median: $82,259
Older
median age 42.6
US median: 38.9
Average education
31% hold a bachelor's degree
US average: 36%
Less affordable
home values up 58%, inflation adjusted
US median home: $376,019
Section 01
Population & growth
PEP 2025 EST:19,733 residents (Census Bureau Vintage 2025, released March 2026)
Population, 1990 – 2024
202420K
Age distribution, 2024
Under 54.7%(932)
5 to 94.8%(946)
10 to 145.4%(1,068)
15 to 198.6%(1,715)
20 to 248.7%(1,722)
25 to 349.6%(1,908)
35 to 4410.1%(2,011)
45 to 5410.3%(2,040)
55 to 6414.6%(2,899)
65 to 7413.6%(2,694)
75 to 847%(1,390)
85 and over2.8%(548)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$79,066
+12%inflation adjusted, since 2000
from $38,908 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
51.7%
+24.6 ptssince 2009
from 27.2% in 2009
US average: 53.3%
Workforce by industry, 2024
Retail trade13.4%
Information10.5%
Wholesale trade8.9%
Agriculture, forestry, fishing6.4%
Construction6.2%
Finance & insurance3.6%
Transportation & warehousing2.9%
Other services2.8%
Public administration2.7%
Professional, scientific, technical2.5%
Arts, entertainment, food1.6%
Education & health services1%
Manufacturing0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$259,200
+58%inflation adjusted, since 2000
from $90,300 in 2000
US average: $376,019
1990 – 2024
3.3
+13%since 2009
from 2.9 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
53
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Winneshiek County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic97.4%(20,757)
Black0.5%(108)
Hispanic / Latino0.8%(170)
Asian0.8%(173)
Other0%
2024
White, non-Hispanic93.3%(18,533)
Black0.4%(81)
Hispanic / Latino3.1%(612)
Asian0.5%(107)
Other2.7%(540)
16
+117%since 2009
from 7 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
17
−21%since 2020
from 22 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
Central American1.2%(230)
Mexican1.1%(222)
Guatemalan0.7%(144)
Dominican0.5%(91)
Honduran0.4%(86)
South American0.2%(40)
Peruvian0.1%(20)
Ecuadorian0%(9)
Colombian0%(8)
Chilean0%(3)
Cuban0%(2)
Asian origin
Burmese0.2%(33)
Japanese0.1%(28)
Vietnamese0.1%(12)
Bangladeshi0%(9)
Filipino0%(8)
Chinese0%(4)
Asian Indian0%(3)
Korean0%(1)
Thai0%(1)
Pacific Islander origin
Samoan0%(3)
Ancestry
German38%(7,552)
Norwegian24.5%(4,870)
Irish12.3%(2,450)
English7.3%(1,458)
Czech6.9%(1,366)
American4.2%(830)
Swedish1.4%(284)
French1.1%(213)
Danish1%(193)
Scottish0.9%(186)
Dutch0.9%(169)
Italian0.8%(153)
+ 24 more ancestry groups with data
Polish0.6%(126)
Welsh0.4%(87)
Scotch-Irish0.4%(79)
Slovene0.4%(70)
Bulgarian0.3%(69)
French Canadian0.3%(50)
Finnish0.2%(46)
Ukrainian0.2%(33)
Belgian0.1%(25)
Swiss0.1%(25)
British0.1%(23)
Armenian0.1%(22)
Hungarian0.1%(20)
Lithuanian0.1%(17)
Turkish0.1%(17)
Subsaharan African0.1%(12)
Russian0.1%(10)
Austrian0%(9)
Slovak0%(9)
Greek0%(8)
Latvian0%(6)
Ghanaian0%(6)
Arab0%(4)
Lebanese0%(4)
Section 05
Education
High school or higher
96.2%
+12.1 ptssince 2000
from 84.1% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Section 08
People & community
Marital status
Men 15+
Never married33.1%(2,825)
Married54.4%(4,645)
Widowed4.2%(359)
Divorced8.2%(703)
Women 15+
Never married28.9%(2,429)
Married55.3%(4,642)
Widowed8%(669)
Divorced7.8%(655)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Compare Winneshiek County to nearby counties
WINNESHIEK COUNTY VS
Allamakee County
Income$70,694−11%
Home value$172,300−34%
Population14,238−28%
SEE FULL COMPARISON →
WINNESHIEK COUNTY VS
Howard County
Income$67,446−15%
Home value$147,800−43%
Population9,415−52%
SEE FULL COMPARISON →
WINNESHIEK COUNTY VS
Chickasaw County
Income$75,675−4%
Home value$182,600−30%
Population11,663−41%
SEE FULL COMPARISON →
WINNESHIEK COUNTY VS
Fillmore County
Income$77,512−2%
Home value$221,100−15%
Population21,540+9%
SEE FULL COMPARISON →
Frequently asked
How many people live in Winneshiek County, Iowa?
Winneshiek County, Iowa has about 19,873 residents according to the 2024 American Community Survey.
What is the median household income in Winneshiek County, Iowa?
The typical household in Winneshiek County, Iowa earns about $79,066 a year. Half of households make more than that, and half make less.
Is Winneshiek County, Iowa expensive?
In Winneshiek County, Iowa, the median home is worth about $259,200, and the typical rent is about $861 a month.
How educated are people in Winneshiek County, Iowa?
About 31.2% of adults age 25 and over in Winneshiek County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Winneshiek County, Iowa?
About 8.4% of people in Winneshiek County, Iowa live below the federal poverty line.
Has Winneshiek County, Iowa grown since 1990?
Yes, Winneshiek County, Iowa has shrunk since 1990. The population has lost about 974 residents, a change of about -5 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024