COUNTY · 1990 CENSUS
Iowa County
Wisconsin · 20,150 residents · 762.698 sq mi
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The short version
Iowa County has lower-than-average household income, with a median household income of $25,914. Population has declined 12% since 2000. Median home value is $46,500.
At a glance
Lower income
below the US median
US median: $30,130
Mid-age
median age 33.2
US median: 33.0
Less educated
13% hold a bachelor's degree
US average: 20%
More affordable
home values down 39%, inflation adjusted
US median home: $93,722
Section 01
Population & growth
Population, 1990 – 2024
202424K
Age distribution, 1990
Under 57.8%(1,581)
5 to 98.5%(1,710)
10 to 147.9%(1,596)
15 to 196.6%(1,325)
20 to 245.9%(1,191)
25 to 3416.4%(3,307)
35 to 4414.7%(2,966)
45 to 549.2%(1,851)
55 to 648.7%(1,756)
65 to 748%(1,618)
75 to 844.6%(917)
85 and over1.6%(332)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$25,914
−20%inflation adjusted, since 2000
vs $42,518 in 2000
US average: $30,130
1990 – 2024
Section 03
Housing
$46,500
−39%inflation adjusted, since 2000
vs $99,700 in 2000
US average: $93,722
1990 – 2024
RELATED:See current rent listings in Iowa County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic98.5%(22,428)
Black0.2%(36)
Hispanic / Latino0.3%(75)
Asian0.3%(78)
Other0%
1990
White, non-Hispanic99.8%(20,109)
Black0%(7)
Hispanic / Latino0.2%(39)
Asian0%(8)
Other0.1%(26)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry
Detailed origin tables are available for 2024; showing 2024 data.
Hispanic origin
Mexican1.5%(350)
Central American0.3%(79)
Spaniard0.2%(40)
Honduran0.2%(37)
Costa Rican0.1%(30)
South American0.1%(30)
Puerto Rican0.1%(22)
Chilean0%(11)
Nicaraguan0%(5)
Argentine0%(4)
Peruvian0%(4)
Colombian0%(3)
Asian origin
Asian Indian0.4%(105)
Chinese0.1%(32)
Filipino0.1%(27)
Thai0.1%(18)
Hmong0.1%(12)
Korean0%(3)
Japanese0%(2)
Ancestry
German37.1%(8,853)
English15.4%(3,674)
Irish15%(3,578)
Norwegian10.8%(2,587)
Swiss3.1%(736)
American3%(708)
Czech2.4%(563)
French2.2%(531)
Italian2.2%(520)
Polish2.1%(500)
Scottish1.4%(346)
Swedish1.4%(330)
+ 31 more ancestry groups with data
Dutch0.9%(226)
Welsh0.8%(192)
Danish0.5%(117)
French Canadian0.4%(106)
Subsaharan African0.4%(100)
Scotch-Irish0.3%(66)
British0.2%(57)
Lithuanian0.2%(48)
Greek0.2%(47)
Russian0.2%(47)
Ukrainian0.2%(43)
Belgian0.1%(33)
Austrian0.1%(30)
Hungarian0.1%(28)
Brazilian0.1%(18)
Finnish0.1%(18)
Serbian0.1%(16)
Slovak0.1%(12)
Nigerian0%(10)
Romanian0%(9)
Latvian0%(7)
Slovene0%(7)
Croatian0%(6)
Arab0%(5)
Ethiopian0%(5)
Egyptian0%(3)
Canadian0%(3)
West Indian0%(3)
Lebanese0%(2)
Armenian0%(1)
Somali0%(1)
Section 05
Education
High school or higher
80.6%
−7.9 ptsvs 2000
vs 88.5% in 2000
US average: 75.2%
Section 06
Commute & transportation
Section 07
Work & employment
No data for the years selected.
Section 08
People & community
No data for the years selected.
Marital status (2024)
Men 15+
Never married31.2%(3,116)
Married55.2%(5,515)
Widowed3.2%(316)
Divorced10.4%(1,042)
Women 15+
Never married22.9%(2,222)
Married56.4%(5,468)
Widowed8.7%(844)
Divorced11.9%(1,156)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper
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Compare Iowa County to nearby counties
IOWA COUNTY VS
Lafayette County
Income$76,462+195%
Home value$194,500+318%
Population17,478−27%
SEE FULL COMPARISON →
IOWA COUNTY VS
Grant County
Income$66,858+158%
Home value$200,700+332%
Population52,446+119%
SEE FULL COMPARISON →
IOWA COUNTY VS
Richland County
Income$66,420+156%
Home value$197,500+325%
Population17,036−29%
SEE FULL COMPARISON →
IOWA COUNTY VS
Sauk County
Income$79,541+207%
Home value$258,600+456%
Population66,652+178%
SEE FULL COMPARISON →
Frequently asked
How many people live in Iowa County, Wisconsin?
Iowa County, Wisconsin has about 20,150 residents according to the 1990 Census.
What is the median household income in Iowa County, Wisconsin?
The typical household in Iowa County, Wisconsin earns about $25,914 a year. Half of households make more than that, and half make less.
Is Iowa County, Wisconsin expensive?
In Iowa County, Wisconsin, the median home is worth about $46,500, and the typical rent is about $323 a month.
How educated are people in Iowa County, Wisconsin?
About 13.3% of adults age 25 and over in Iowa County, Wisconsin hold a bachelor's degree or higher.
What is the poverty rate in Iowa County, Wisconsin?
About 10.0% of people in Iowa County, Wisconsin live below the federal poverty line.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024