Martin County, Indiana Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Martin 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
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F
Education Well below averageLess educated than 75% of counties in Indiana
Source: Map AI Methodology
Population: density and quick facts
| Metric | Martin County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Population | 9,829 | 6,845,048 | 337,468,954 |
| Population density (per sq mi) | 28.9 | 188.1 | 86.4 |
| Population growth (%/yr) | -0.48% | 0.47% | 0.59% |
| Median age | 40.1 | 35.9 | 37.3 |
| Households | 3,904 | 2,713,821 | 130,235,071 |
Population in Martin County declined by 2.4% from 2009 to 2024, reaching 9,829 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Martin County is Gen X, aged 45–60, at 22.2% of residents. That is 2.7 points above Indiana as a whole.
- Gen Z 13–28 1,838 18.7% -3.5 pts
- Millennials 29–44 1,792 18.2% -2.9 pts
- Gen X 45–60 2,180 22.2% +2.7 pts
- Boomers 61–79 2,059 20.9% +4.2 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 48.9% of the people living in Martin County and men 51.1%.
- Women 48.9% Indiana 50.4%
- Men 51.1% Indiana 49.6%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Martin County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Martin County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Martin County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Median household income | $68,577 | $71,967 | $80,455 |
| Income growth (%/yr) | 4.77% | 4.54% | 4.80% |
| Unemployment rate | 2.4% | 4.3% | 5.2% |
The median household income in Martin County is about 5% lower than in Indiana.
Housing
| Metric | Martin County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Median home price | $59,518 | $142,738 | $248,835 |
| Median rent | $696 | $1,062 | $1,407 |
| Homeownership rate | 78.5% | 70.6% | 65.2% |
The median home price in Martin County is about 7.1 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $696 per month for that long.
Commute Time & Mobility
Commuters in Martin County spend about 53 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 221 hours, about 9.2 full days, spent commuting.
| Metric | Martin County | Indiana Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 26.5 | 21.1 | 22.4 |
| Round-trip commute (min) | 53.0 | 42.2 | 44.8 |
| Yearly time spent (hours) | 221 | 176 | 187 |
| Estimated yearly cost | $6,849 | $5,455 | $5,790 |
| Work from home | 8.6% | 10.7% | 15.0% |
| Highway traffic (vehicles/day) | 3,883 | 8,333 | 8,813 |
| Local road traffic (vehicles/day) | 743 | 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 Martin County is 27 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
Martin County has a education index of F, which means it scores poorly in education.
| Metric | Martin County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 13.2% | 26.0% | 31.6% |
| Average household size | 2.48 | 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
Martin County has a health index of B, which means it is quite healthy.
| Metric | Martin County | Indiana Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.4 | 77.4 | 78.3 |
| Self-rated poor health | 16.9% | 17.1% | 16.3% |
| Smokers | 23.0% | 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).
Martin County, IN Compared With Nearby Counties
Martin County, IN is the smallest of the 5 counties compared here, 9,829 residents against a local median of 38,636. Martin County, IN's median home price, at $59,518, runs 51% below the $120,249 typical of the counties around it.
Commute tells the same story from another angle: 26.5 min against a local median of 19.6 min, 36% above it. The one measure here that carries a verdict is commute, and at 36% above the local median it puts Martin County, IN at the weaker end of the local range. The counties themselves spread $229,358 on median home price, so Martin County, IN sits at one end of an already wide local range rather than apart from it. Martin County, IN has the 4th highest median home price of the 5 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Martin County, IN | 9,829 | $68,577 #3/5 | $59,518 #4/5 | 26.5 min #5/5 |
| Daviess County, IN | 33,658 | $69,555 | $245,191 | 16.3 min |
| Lawrence County, IN | 45,100 | $66,717 | $103,779 | 22.4 min |
| Dubois County, IN | 43,614 | $75,837 | $136,718 | 16.7 min |
| Greene County, IN | 31,021 | $62,067 | $15,833 | 26.2 min |
Frequently Asked Questions
Common questions about Martin County, Indiana.
What is the population of Martin County, Indiana?
About 9,829 people live in Martin County, Indiana, in 3,904 households of 2.5 people on average. The median age is 40.1, so residents are older than the U.S. median of 37.3 by about 3 years.
How densely populated is Martin County, Indiana?
Averaged over its land area, Martin County, Indiana has 29 people per square mile, a density typical of rural areas. That is about 33% of the U.S. average of 86.
How affordable is housing in Martin County, Indiana?
The median home costs 0.9 times the median household income ($59,518 against $68,577), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $696 a month takes about 12% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Martin County, Indiana?
Unemployment in Martin County, Indiana is only 2.4%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
What share of adults in Martin County, Indiana have a college degree?
13.2% of adults in Martin 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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