Linn County, Iowa

IA · FIPS 19113 · ACS 2024 5-Year Estimates

Metric Value vs National Rank Percentile
Total Population 230,004 #309 / 3,222
90th
Median Household Income $77,649 +3.3% #688 / 3,222
79th
Median Age 39.0 years +0.3% #2,382 / 3,222
26th
Median Home Value $214,300 -24.0% #1,258 / 3,222
61th
Median Gross Rent $945 -18.7% #1,196 / 3,222
63th
Poverty Rate 9.4% -25.3% #668 / 3,222
79th

Demographics

Linn County has a population of 230,004, making it the #309 most populous county in the US. The median age is 39.0 years, which is 0.3% above the national median.

Population Trend

Rankings →

Year-over-Year Population Growth

Age & Sex Distribution

Race & Ethnicity

Nativity

94.4%
Native Born
5.6%
Foreign Born

Household Type

Economy

The median household income in Linn County is $77,649, ranking #688 out of 3,222 counties — 3.3% above the national median. The poverty rate is 9.4% and unemployment stands at 3.4%.

Median Household Income
$77,649 +3.3% vs nat'l
Rank #688 of 3,222
79th percentile
Per Capita Income
$43,820 +6.2% vs nat'l
Rank #490 of 3,222
85th percentile
Poverty Rate
9.4% −25.3% vs nat'l
Rank #668 of 3,222
79th percentile
Unemployment Rate
3.4% −34.9% vs nat'l
Rank #950 of 3,222
71th percentile
Bachelor's Degree or Higher
34.7% +3.1% vs nat'l
Rank #474 of 3,222
85th percentile
Mean Commute Time
21.3 min −22.8% vs nat'l
Rank #2,656 of 3,222
18th percentile

Median Household Income Trend

Rankings →

Poverty Rate Trend

Rankings →

Housing

The median home value in Linn County is $214,300 (-24.0% vs national). Renters pay a median of $945/mo and the homeownership rate is 73.5%.

Median Home Value
$214,300 −24.0% vs nat'l
Rank #1,258 of 3,222
61th percentile
Median Gross Rent
$945 −18.7% vs nat'l
Rank #1,196 of 3,222
63th percentile
Homeownership Rate
73.5% +14.1% vs nat'l
Rank #1,798 of 3,222
44th percentile
73.5% Homeownership

Median Home Value Trend

Rankings →

Health

95.9% of residents in Linn County have health insurance coverage, which is 4.6% above the national rate.

95.9% Health Insurance
Health Insurance Coverage
95.9% +4.6% vs nat'l
Rank #317 of 3,222
90th percentile

About Linn County, Iowa

Linn County, Iowa has a total population of 230,004, making it the 309th most populous county in the United States. The median age in Linn County is 39.0 years, which is 0.3% above the national median of 38.9 years.

The median household income in Linn County is $77,649, which ranks #688 of 3,222 counties nationwide. This is 3.3% above the national median of $75,149. The poverty rate is 9.4%, lower than the national rate of 12.6%. The unemployment rate stands at 3.4%.

The median home value in Linn County is $214,300, 24.0% below the national median. Renters in Linn County pay a median gross rent of $945 per month. The homeownership rate is 73.5%, compared to the national rate of 64.4%.

In Linn County, 34.7% of residents aged 25 and older hold a bachelor's degree or higher, 3.1% above the national average of 33.7%. Health insurance coverage stands at 95.9% of the population. The average commute time for workers is 21.3 min.

Linn County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 82.4% of the population, followed by Black (non-Hispanic) (5.9%) and Two or More Races (4.7%).

All data for Linn County, Iowa comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.