Union County, Indiana Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Union County, IN Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
-
B
Health Around average
-
C
Income Below average
-
D
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Union County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Population | 6,985 | 6,845,048 | 337,468,954 |
| Population density (per sq mi) | 42.3 | 188.1 | 86.4 |
| Population growth (%/yr) | -0.47% | 0.47% | 0.59% |
| Median age | 41.3 | 35.9 | 37.3 |
| Households | 2,940 | 2,713,821 | 130,235,071 |
Population in Union County declined by 1.4% from 2009 to 2024, reaching 6,985 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Union County is Gen X, aged 45–60, at 23.0% of residents. That is 3.5 points above Indiana as a whole.
- Gen Z 13–28 1,387 19.9% -2.4 pts
- Millennials 29–44 1,273 18.2% -3.0 pts
- Gen X 45–60 1,604 23.0% +3.5 pts
- Boomers 61–79 1,346 19.3% +2.5 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Indiana, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.9% of the people living in Union County and men 49.1%.
- Women 50.9% Indiana 50.4%
- Men 49.1% Indiana 49.6%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Union County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Union County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Union County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Median household income | $76,761 | $71,967 | $80,455 |
| Income growth (%/yr) | 7.00% | 4.54% | 4.80% |
| Unemployment rate | 4.3% | 4.3% | 5.2% |
The median household income in Union County is about 7% higher than in Indiana.
Housing
| Metric | Union County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Median home price | $350,000 | $142,738 | $248,835 |
| Median rent | $760 | $1,062 | $1,407 |
| Homeownership rate | 79.8% | 70.6% | 65.2% |
The median home price in Union County is about 38.4 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $760 per month for that long.
Commute Time & Mobility
Commuters in Union County spend about 47 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 194 hours, about 8.1 full days, spent commuting.
| Metric | Union County | Indiana Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 23.3 | 21.1 | 22.4 |
| Round-trip commute (min) | 46.7 | 42.2 | 44.8 |
| Yearly time spent (hours) | 194 | 176 | 187 |
| Estimated yearly cost | $6,026 | $5,455 | $5,790 |
| Work from home | 4.4% | 10.7% | 15.0% |
| Highway traffic (vehicles/day) | 9,737 | 8,333 | 8,813 |
| Local road traffic (vehicles/day) | 1,350 | 1,308 | 1,355 |
Fastest commutes among counties in
Indiana:
Knox County (15.8 min), Howard County (15.9 min), Daviess County (16.3 min).
Slowest:
Crawford County (33.6 min), Brown County (32.6 min), Franklin County (31.9 min).
The average commute time in Union County is 23 minutes, longer than the 21 minutes in Indiana.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Union County has a education index of D, which means it is barely educated.
| Metric | Union County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 18.5% | 26.0% | 31.6% |
| Average household size | 2.36 | 2.45 | 2.53 |
Highest education index among counties in
Indiana:
Hamilton County (0.4), Boone County (0.4), Monroe County (0.3).
Lowest:
LaGrange County (0.1), Crawford County (0.2), Switzerland County (0.2).
Health
Union County has a health index of B, which means it is quite healthy.
| Metric | Union County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.9 | 77.4 | 78.3 |
| Self-rated poor health | 17.0% | 17.1% | 16.3% |
| Smokers | 22.8% | 22.4% | 19.0% |
Highest health index among counties in
Indiana:
Hamilton County (0.8), Monroe County (0.8), Boone County (0.8).
Lowest:
LaGrange County (0.8), Daviess County (0.8), Switzerland County (0.8).
Union County, IN Compared With Nearby Counties
Union County, IN is the smallest of the 6 counties compared here, 6,985 residents against a local median of 40,765. The measure that sets Union County, IN apart most is median home price: $350,000, 293% above the local median of $89,021.
The counties themselves spread $162,500 on median home price, so Union County, IN sits at one end of an already wide local range rather than apart from it. Union County, IN has the highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Union County, IN | 6,985 | $76,761 #3/6 | $350,000 #1/6 | 23.3 min #5/6 |
| Franklin County, IN | 23,020 | $76,902 | $225,000 | 31.9 min |
| Wayne County, IN | 66,397 | $56,057 | $62,500 | 16.8 min |
| Fayette County, IN | 23,334 | $59,417 | $65,723 | 20.5 min |
| Preble County, OH | 40,765 | $69,933 | $164,705 | 22.9 min |
| Butler County, OH | 393,616 | $82,209 | $89,021 | 22.1 min |
Frequently Asked Questions
Common questions about Union County, Indiana.
How big is Union County, Indiana by population?
About 6,985 people live in Union County, Indiana, in 2,940 households of 2.4 people on average. The median age is 41.3, so residents are older than the U.S. median of 37.3 by about 4 years.
Is Union County, Indiana mostly urban or rural?
Averaged over its land area, Union County, Indiana has 42 people per square mile, a density typical of rural areas. That is about 49% of the U.S. average of 86.
How affordable is housing in Union County, Indiana?
The median home costs 4.6 times the median household income ($350,000 against $76,761), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $760 a month takes about 12% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
What share of adults in Union County, Indiana have a college degree?
18.5% of adults in Union County, Indiana hold a bachelor's degree or higher (about 1 in 5), well below the U.S. share of 31.6%.
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