United States › Iowa › Clarke County COUNTY
Clarke County Iowa · 9,574 residents (2025 est.) · 431 sq mi
Time machine
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The short version
With 9,662 people, Clarke County is a county in Iowa. Four-year degrees are less common here than nationally, at 16% of adults. Few US counties rank higher on income. The typical home is worth $161,100, having more than doubled since 2000. Density works out to 22 people per square mile. 7% of residents were born outside the United States.
At a glance
Lower income
below the US median
US median: $82,259
Mid-age
median age 37.9
US median: 38.9
Less educated
16% 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 from 9,133 in 2000
9,574 in 2025 (Census Bureau estimate)
from 21 / sq mi in 2009
US average: 281
from 38.6 in 2000
US average: 38.9
Population, 1990 – 2024
8K 9K 9K 9K 10K 1990 2000 2010 2020 2024 Clarke County Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $71,641
+14%inflation adjusted, since 2000
from $34,474 in 2000
US average: $82,259
from $16,409 in 2000
US average: $44,673
Households earning $100K+
from 21.6% in 2009
US average: 53.3%
from 8.5% in 2000
US average: 12.5%
from 0.436 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 8.6%
Public administration 6.4%
Agriculture, forestry, fishing 5.3%
Transportation & warehousing 0.7%
Education & health services 0.3%
Arts, entertainment, food 0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$161,100
+23%inflation adjusted, since 2000
from $71,900 in 2000
US average: $376,019
$931
+14%inflation adjusted, since 2000
from $449 in 2000
US average: $1,442
from 72.4% in 2000
27.7% rent
from 11.1% in 2009
US average: 10.0%
from 2.43 people in 2009
US average: 2.54
from 21.2% in 2009
US average: 22.9%
from 22.9% in 2009
US average: 47.4%
from 2.1 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 94.7%(8,648)
2024
White, non-Hispanic 77.5%(7,488)
Hispanic / Latino 16.8%(1,624)
from 17 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
from 40 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 Ancestry
+ 12 more ancestry groups with data from 12.1% in 2000
US average: 35.6%
High school or higher
from 84.4% in 2000
US average: 89.6%
from 3.2% in 2000
US average: 14.0%
Section 06
Commute & transportation from 18.4 min in 2000
US average: 26.5
from 73.7% in 2009
US average: 68.9%
from 13.1% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 8.8% in 2009
US average: 15.0%
from 3.7% in 2009
US average: 2.4%
from 0.2% in 2009
US average: 0.4%
from 5.8% in 2009
US average: 8.3%
Section 07
Work & employment from 5.2% in 2011
US average: 5.2%
from 66.9% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 74.4% in 2020
US average: 74.6%
from 14.6% in 2009
US average: 13.1%
from 27.3% in 2009
US average: 42.5%
Section 08
People & community from 5.5% in 2009
US average: 14.1%
from 13.8% in 2009
US average: 6.2%
from 14.6% in 2012
US average: 13.3%
from 13.2% in 2013
US average: 8.4%
from 74.1% in 2017
US average: 91.0%
Computer in household
from 87.7% in 2020
US average: 95.5%
from 81.1% in 2020
US average: 87.7%
from 88.4% in 2016
US average: 77.7%
from 9.5% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 13.2% in 2013
US average: 8.4%
from 50.1% in 2020
US average: 54.8%
Direct-purchase
from 20.0% in 2020
US average: 13.8%
from 20.9% in 2020
US average: 18.4%
from 26.6% in 2020
US average: 20.9%
VA health care
from 4.7% in 2020
US average: 2.2%
Any private
from 69.4% in 2020
US average: 67.1%
Any public
from 44.9% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 22.8%(110)
Gulf War (1990s) 25.1%(121)
Share of the 482 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Clarke County Head to head
Compare Clarke County to nearby counties CLARKE COUNTY VS
Decatur County
Income $59,044 −18%
Home value $113,900 −29%
Population 7,655 −20%
SEE FULL COMPARISON →
CLARKE COUNTY VS
Lucas County
Income $61,793 −14%
Home value $120,200 −25%
Population 8,847 −8%
SEE FULL COMPARISON →
CLARKE COUNTY VS
Warren County
Income $94,588 +32%
Home value $269,600 +67%
Population 57,331 +499%
SEE FULL COMPARISON →
CLARKE COUNTY VS
Union County
Income $57,772 −19%
Home value $122,000 −24%
Population 11,829 +24%
SEE FULL COMPARISON →
Frequently asked
How many people live in Clarke County, Iowa? Clarke County, Iowa has about 9,662 residents according to the 2024 American Community Survey.
What is the median household income in Clarke County, Iowa? The typical household in Clarke County, Iowa earns about $71,641 a year. Half of households make more than that, and half make less.
Is Clarke County, Iowa expensive? In Clarke County, Iowa, the median home is worth about $161,100, and the typical rent is about $931 a month.
How educated are people in Clarke County, Iowa? About 16.0% of adults age 25 and over in Clarke County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Clarke County, Iowa? About 9.7% of people in Clarke County, Iowa live below the federal poverty line.
Has Clarke County, Iowa grown since 1990? Yes, Clarke County, Iowa has grown since 1990. The population has added about 1,375 residents, a change of about 17 percent over that period.
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