Jennings County, Indiana Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Jennings 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.
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C
Health Below average
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C
Income Below average
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F
Education Well below averageLess educated than 88% of counties in Indiana
Source: Map AI Methodology
Population: density and quick facts
| Metric | Jennings County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Population | 27,562 | 6,845,048 | 337,468,954 |
| Population density (per sq mi) | 72.9 | 188.1 | 86.4 |
| Population growth (%/yr) | -0.21% | 0.47% | 0.59% |
| Median age | 40.5 | 35.9 | 37.3 |
| Households | 10,944 | 2,713,821 | 130,235,071 |
Population in Jennings County declined by 1.7% from 2009 to 2024, reaching 27,562 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Jennings County is Gen X, aged 45–60, at 21.7% of residents. That is 2.2 points above Indiana as a whole.
- Gen Z 13–28 5,683 20.6% -1.6 pts
- Millennials 29–44 5,526 20.0% -1.1 pts
- Gen X 45–60 5,991 21.7% +2.2 pts
- Boomers 61–79 5,065 18.4% +1.6 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 49.6% of the people living in Jennings County and men 50.4%.
- Women 49.6% Indiana 50.4%
- Men 50.4% Indiana 49.6%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Jennings County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Jennings County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Jennings County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Median household income | $70,375 | $71,967 | $80,455 |
| Income growth (%/yr) | 5.02% | 4.54% | 4.80% |
| Unemployment rate | 4.6% | 4.3% | 5.2% |
The median household income in Jennings County is about 2% lower than in Indiana.
Housing
| Metric | Jennings County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Median home price | $109,091 | $142,738 | $248,835 |
| Median rent | $987 | $1,062 | $1,407 |
| Homeownership rate | 78.8% | 70.6% | 65.2% |
The median home price in Jennings County is about 9.2 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $987 per month for that long.
Commute Time & Mobility
Commuters in Jennings County spend about 46 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 191 hours, about 7.9 full days, spent commuting.
| Metric | Jennings County | Indiana Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.9 | 21.1 | 22.4 |
| Round-trip commute (min) | 45.7 | 42.2 | 44.8 |
| Yearly time spent (hours) | 191 | 176 | 187 |
| Estimated yearly cost | $5,908 | $5,455 | $5,790 |
| Work from home | 4.9% | 10.7% | 15.0% |
| Highway traffic (vehicles/day) | 10,711 | 8,333 | 8,813 |
| Local road traffic (vehicles/day) | 1,128 | 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 Jennings 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
Jennings County has a education index of F, which means it scores poorly in education.
| Metric | Jennings County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 13.2% | 26.0% | 31.6% |
| Average household size | 2.49 | 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
Jennings County has a health index of C, which means it is somewhat healthy.
| Metric | Jennings County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.7 | 77.4 | 78.3 |
| Self-rated poor health | 17.2% | 17.1% | 16.3% |
| Smokers | 23.9% | 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).
Jennings County, IN Compared With Nearby Counties
Jennings County, IN is typical in size for this group, 27,562 residents against a local median of 29,095, so the measures below are close to a like for like comparison. The measure that sets Jennings County, IN apart most is median home price: $109,091, 27% below the local median of $148,683.
The counties themselves spread $154,064 on median home price, so Jennings County, IN sits at one end of an already wide local range rather than apart from it. Jennings County, IN has the 4th highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Jennings County, IN | 27,562 | $70,375 #3/6 | $109,091 #4/6 | 22.9 min #6/6 |
| Jefferson County, IN | 32,998 | $65,739 | $171,710 | 16.7 min |
| Scott County, IN | 24,526 | $57,315 | $48,713 | 21.1 min |
| Decatur County, IN | 26,422 | $71,462 | $202,778 | 20.0 min |
| Bartholomew County, IN | 83,536 | $79,839 | $148,683 | 17.6 min |
| Ripley County, IN | 29,095 | $69,592 | $92,272 | 21.7 min |
Frequently Asked Questions
Common questions about Jennings County, Indiana.
How many people live in Jennings County, Indiana?
About 27,562 people live in Jennings County, Indiana, in 10,944 households of 2.5 people on average. The median age is 40.5, so residents are older than the U.S. median of 37.3 by about 3 years.
How densely populated is Jennings County, Indiana?
Averaged over its land area, Jennings County, Indiana has 73 people per square mile, a density typical of rural areas. That is close to the U.S. average of 86.
Can a typical household afford a home in Jennings County, Indiana?
The median home costs 1.6 times the median household income ($109,091 against $70,375), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $987 a month takes about 17% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
What share of adults in Jennings County, Indiana have a college degree?
13.2% of adults in Jennings County, Indiana hold a bachelor's degree or higher (about 1 in 8), well below the U.S. share of 31.6%.
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