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Johnson County, Iowa

County

Population: 154,881 (2023 estimate)

Located in Iowa

County-level Census Bureau data covering income, housing, demographics, education, employment, and more. Counties are the primary administrative division in the U.S. and the most common unit for comparing local conditions across a state.

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Data: U.S. Census Bureau, ACS 5-Year Estimates, 2023 (released December 2024).

Quick Facts — Johnson County

What is the median household income in Johnson County?
The median household income in Johnson County is $97,940 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
What is the poverty rate in Johnson County?
The poverty rate in Johnson County is 5.9% (U.S. Census Bureau ACS 2023).
What is the median home value in Johnson County?
$551,700 (U.S. Census Bureau ACS 2023).
What is the average rent in Johnson County?
The median gross rent in Johnson County is $1,955 per month (U.S. Census Bureau ACS 2023).
What percentage of Johnson County residents have a college degree?
81.1% of adults in Johnson County hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).
Population
25,602
Median Income
$97,940
Median Home Value
$551,700
Poverty Rate
5.9%
Unemployment (ACS 2023)
3.0%
Median Age
35.0 yrs
Since 2019 Median Income: +$21,837 (+28.7%) Home Value: +$44,900 (+8.9%) Poverty Rate: +4.1 pp (+227.8%) Bachelor's+: -0.6 pp (-0.7%) Unemployment: +0.1 pp (+3.4%)

Demographics

Total Population 25,602
Median Age 35.0
Female 52.2%
Race & Ethnicity
Hispanic or Latino 5.1% White (non-Hisp.) 69.8% Black 6.1% Asian 12.7% Two or More 7.7% Other 1.6%
Asian Subgroups (% of total pop.)
Chinese
6.1%
Indian
3.7%
Korean
1.2%
Filipino
0.4%
Japanese
0.4%
Vietnamese
0.2%
Hispanic Subgroups (% of total pop.)
Puerto Rican
1.3%
Mexican
1.2%
Cuban
0.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Income & Poverty

Median Household Income $97,940 ±$6,123
+$24,793 vs. state
Per Capita Income $165,210
Median Family Income $186,591
Poverty Rate 5.9%
-1.0 pp vs. state
Child Poverty Rate 4.3%
Working-Age Poverty Rate
SNAP Recipients 4.6%
Social Security Income
Retirement Income 20.3%
Household Income Distribution
< $10k
4.9%
$10–15k
2.3%
$15–25k
4.6%
$25–35k
4.4%
$35–50k
6.8%
$50–75k
16.2%
$75–100k
12.4%
$100–150k
16.3%
$150–200k
10.1%
$200k+
22.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Housing

Total Housing Units 20,064
Owner-Occupied 33.4%
Renter-Occupied 66.6%
Vacancy Rate 14.2%
Median Home Value $551,700
+$355,800 vs. state
Median Gross Rent $1,955
Owner Cost Burden (30%+) 22.0%
Renter Cost Burden (30%+) 35.5%
Home Value Distribution
< $50k
0.1%
$50–100k
2.7%
$100–200k
4.1%
$200–300k
9.6%
$300–500k
25.9%
$500k–$1M
31.0%
$1M+
23.1%
Gross Rent Distribution
< $500
4.2%
$500–1k
5.8%
$1–1.5k
13.1%
$1.5–2k
29.6%
$2–2.5k
23.4%
$2.5–3.5k
12.5%
$3.5k+
11.5%
Vehicle Availability
No vehicle
56.5%
1 vehicle
35.4%
2 vehicles
7.2%
3+
0.8%
Housing Type
Single-fam. det.
2.7%
Single-fam. att.
7.8%
2–4 units
2.0%
5–19 units
10.6%
20+ units
69.2%
Mobile home
0.1%
Housing Age
Pre-1940
37.7%
1940–1969
4.7%
1970–1999
8.0%
2000–2009
5.9%
2010+
7.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Education

High School or Higher 98.2%
Bachelor's or Higher 81.1%
+50.2 pp vs. state
Graduate Degree 47.6%
Some College / Associate 7.8%
Less Than High School 1.3%
Enrolled in School

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Employment

Labor Force Participation 71.0%
Unemployment Rate 3.0%
-0.6 pp vs. state
Work from Home 26.8%
Self-Employed 4.3%
Government Workers 8.0%
Private For-Profit 87.7%
Industry
Edu/Health
34.0%
Prof. Services
21.8%
Finance
14.0%
Manufacturing
7.3%
Retail
4.4%
Arts/Entmt.
4.4%
Information
3.7%
Public Admin
2.5%
Transportation
2.3%
Wholesale
1.4%
Construction
1.2%
Occupation
Management
78.6%
Sales
12.9%
Food Prep
5.1%
Production
2.5%
Construction
1.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Commute

Median Travel Time 25.2 min
Drove Alone 16.9%
Carpool 0.6%
Public Transit 15.0%
Work from Home 26.8%
Walked 35.0%
Bicycle

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Households & Families

Total Households 17,206
Avg. Household Size 1.00
Avg. Family Size
Married-Couple Households 22.0%
Single-Mother Households
Single-Father Households
Living Alone
Households with Children 3.7%
Multigenerational

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Age Distribution

Under 5
1.8%
5–9
1.5%
10–14
1.2%
15–19
1.7%
20–24
8.1%
25–34
34.8%
35–44
10.3%
45–54
8.4%
55–64
5.5%
65–74
4.7%
75–84
10.2%
85+
7.7%
Under 18: 5.2% Working age (18–64): 94.8% 65 and over: 22.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Social Characteristics

Immigration

Foreign Born 18.6%
Naturalized Citizen 46.3%
Speaks English Less Than Very Well 5.2%
Foreign-Born Origin
Asia
53.4%
Europe
22.6%
Africa
10.2%
Latin America
9.6%

Veterans & Disability

Veteran 4.0%
With a Disability 8.9%
Cognitive Difficulty
Ambulatory Difficulty

Health Insurance

Insured 98.6%
Uninsured 1.4%
Employer Insurance
Medicaid
Medicare

Technology & Mobility

Broadband Internet 94.4%
Has a Computer 98.4%
Same House 1 Year Ago 74.0%
Moved from Abroad 1.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Compare Johnson County

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Where People Move From (IRS Migration Data)

Top origins of people who moved to Johnson County in 2023, by number of tax returns filed (IRS SOI Migration Data).

Origin Tax Returns People (est.)
Other flows - Midwest 726 1,056
Linn County 639 935
Other flows - South 550 854
Other flows - West 362 581
Polk County 227 297
Other flows - Northeast 222 332
Scott County 159 223
Cook County 146 196
Washington County 121 193
Muscatine County 119 187