Dearborn County, Indiana Demographics 2026
Dearborn County, Indiana has a population of 51,094, the 28th most populous county in Indiana. The median household income is $84,735 and the median home value is $243,400. The poverty rate is 7.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Dearborn County Quick Facts
How Dearborn County Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 50,828 | 51,094 | +0.5% |
| Median household income | $82,693 | $84,735 | +2.5% |
| Median home value | $227,100 | $243,400 | +7.2% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Dearborn County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Hidden Valley | 5,706 | $121,208 | 1.9% | $289,400 |
| Bright | 5,540 | $108,974 | 3.3% | $279,500 |
| Lawrenceburg | 5,179 | $51,250 | 13.5% | $227,600 |
| Greendale | 3,986 | $74,980 | 10.2% | $198,700 |
| Aurora | 3,648 | $47,470 | 18.5% | $131,400 |
| Dillsboro | 1,697 | $48,810 | 14.9% | $149,500 |
| St. Leon | 737 | $76,250 | 15.2% | $280,800 |
| Moores Hill | 629 | $68,750 | 8.5% | $143,800 |
| West Harrison | 285 | $43,750 | 19.3% | $129,200 |
Explore Indiana Rankings
Population Overview
Dearborn County is located in Indiana with a total population of 51,094. It is the 28th most populous county out of 92 in Indiana. The county encompasses 9 Census-designated places.
Age Demographics
The median age in Dearborn County is 42.1 years. This is 10% higher than the state median of 38.1 years.
Economy, Income & Housing
The median household income in Dearborn County is $84,735. This is 18% higher than the state median of $71,957. It is also 5% higher than the national median of $80,734. The poverty rate stands at 7.6%. This is 38% lower than the state poverty rate of 12.3%. The unemployment rate is 1.9%. This is 55% lower than the state rate of 4.3%. The median home value is $243,400. Housing costs are 12% higher than the state median of $218,200. With a home-value-to-income ratio of just 2.9x, Dearborn County is one of the most affordable housing markets in the area. 85.2% of occupied housing units are owner-occupied. This homeownership rate is 21% higher than the state average of 70.5%.
Race & Ethnicity
Dearborn County has a predominantly White (non-Hispanic) population, comprising 94.1% of all residents. Hispanic or Latino residents account for 1.6%. The Black or African American population (0.3%) is well below the state average of 9.1%. The Hispanic or Latino population (1.6%) is well below the state average of 8.6%. The Asian population (0.5%) is well below the state average of 2.6%.
Education
25.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 14% lower than the state rate of 29.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.7%.
Data Sources & Methodology
All figures for Dearborn County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Indiana and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Dearborn County, Indiana?
Dearborn County has a population of 51,094, making it the 28th most populous county in Indiana.
What is the median income in Dearborn County?
The median household income in Dearborn County is $84,735 with a poverty rate of 7.6%.
How many cities are in Dearborn County, Indiana?
Dearborn County contains 9 Census-designated places.