Marion County, Iowa
IA · FIPS 19125 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 33,642 | — | #1,378 / 3,222 | |
| Median Household Income | $78,680 | +4.7% | #639 / 3,222 | |
| Median Age | 39.9 years | +2.6% | #2,145 / 3,222 | |
| Median Home Value | $233,000 | -17.3% | #1,047 / 3,222 | |
| Median Gross Rent | $884 | -24.0% | #1,525 / 3,222 | |
| Poverty Rate | 8.2% | -35.2% | #393 / 3,222 | |
Demographics
Marion County has a population of 33,642, making it the #1,378 most populous county in the US. The median age is 39.9 years, which is 2.6% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in Marion County is $78,680, ranking #639 out of 3,222 counties — 4.7% above the national median. The poverty rate is 8.2% and unemployment stands at 2.2%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in Marion County is $233,000 (-17.3% vs national). Renters pay a median of $884/mo and the homeownership rate is 77.7%.
Median Home Value Trend
Rankings →Health
97.5% of residents in Marion County have health insurance coverage, which is 6.4% above the national rate.
About Marion County, Iowa
Marion County, Iowa has a total population of 33,642, making it the 1,378th most populous county in the United States. The median age in Marion County is 39.9 years, which is 2.6% above the national median of 38.9 years.
The median household income in Marion County is $78,680, which ranks #639 of 3,222 counties nationwide. This is 4.7% above the national median of $75,149. The poverty rate is 8.2%, lower than the national rate of 12.6%. The unemployment rate stands at 2.2%.
The median home value in Marion County is $233,000, 17.3% below the national median. Renters in Marion County pay a median gross rent of $884 per month. The homeownership rate is 77.7%, compared to the national rate of 64.4%.
In Marion County, 32.1% of residents aged 25 and older hold a bachelor's degree or higher, 4.7% below the national average of 33.7%. Health insurance coverage stands at 97.5% of the population. The average commute time for workers is 23.0 min.
Marion County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 93.3% of the population, followed by Hispanic or Latino (2.3%) and Two or More Races (2.3%).
All data for Marion 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.