Marinette County, Wisconsin Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Marinette County, WI 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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B
Health Around averageLess healthy than 72% of counties in Wisconsin
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C
Income Below averageLess wealthy than 82% of counties in Wisconsin
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D
Education Well below averageLess educated than 86% of counties in Wisconsin
Source: Map AI Methodology
Population: density and quick facts
| Metric | Marinette County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Population | 42,046 | 5,910,864 | 337,468,954 |
| Population density (per sq mi) | 27.1 | 90.2 | 86.4 |
| Population growth (%/yr) | 0.30% | 0.34% | 0.59% |
| Median age | 46.8 | 40.4 | 37.3 |
| Households | 19,051 | 2,477,189 | 130,235,071 |
Population in Marinette County declined by 0.8% from 2009 to 2024, reaching 42,046 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Marinette County is Boomers, aged 61–79, at 24.1% of residents. That is 6.2 points above Wisconsin as a whole.
- Gen Z 13–28 7,023 16.7% -4.7 pts
- Millennials 29–44 7,146 17.0% -3.8 pts
- Gen X 45–60 9,600 22.8% +2.1 pts
- Boomers 61–79 10,126 24.1% +6.2 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 Wisconsin, 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 49.7% of the people living in Marinette County and men 50.3%.
- Women 49.7% Wisconsin 50.0%
- Men 50.3% Wisconsin 50.0%
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Residents matching this profile
100% of everyone living in Marinette County
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Economy
Marinette County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Marinette County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Median household income | $64,295 | $77,698 | $80,455 |
| Income growth (%/yr) | 4.84% | 4.41% | 4.80% |
| Unemployment rate | 3.4% | 3.2% | 5.2% |
The median household income in Marinette County is about 17% lower than in Wisconsin.
Housing
| Metric | Marinette County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Median home price | $130,681 | $170,479 | $248,835 |
| Median rent | $794 | $1,087 | $1,407 |
| Homeownership rate | 81.6% | 67.8% | 65.2% |
The median home price in Marinette County is about 13.7 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $794 per month for that long.
Commute Time & Mobility
Commuters in Marinette County spend about 32 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 132 hours, about 5.5 full days, spent commuting.
| Metric | Marinette County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 15.9 | 18.8 | 22.4 |
| Round-trip commute (min) | 31.7 | 37.5 | 44.8 |
| Yearly time spent (hours) | 132 | 156 | 187 |
| Estimated yearly cost | $4,101 | $4,846 | $5,790 |
| Work from home | 7.9% | 13.1% | 15.0% |
| Highway traffic (vehicles/day) | 2,755 | 6,703 | 8,813 |
| Local road traffic (vehicles/day) | 492 | 811 | 1,355 |
Fastest commutes among counties in
Wisconsin:
Ashland County (12.8 min), Door County (13.6 min), Eau Claire County (15.3 min).
Slowest:
Oconto County (26.4 min), St. Croix County (25.3 min), Waushara County (23.9 min).
The average commute time in Marinette County is 16 minutes, shorter than the 19 minutes in Wisconsin.
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
Marinette County has a education index of D, which means it is barely educated.
| Metric | Marinette County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 17.1% | 29.7% | 31.6% |
| Average household size | 2.16 | 2.33 | 2.53 |
Highest education index among counties in
Wisconsin:
Dane County (0.4), Ozaukee County (0.4), Waukesha County (0.4).
Lowest:
Clark County (0.2), Adams County (0.2), Juneau County (0.2).
Health
Marinette County has a health index of B, which means it is quite healthy.
| Metric | Marinette County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.1 | 79.6 | 78.3 |
| Self-rated poor health | 14.4% | 13.2% | 16.3% |
| Smokers | 19.4% | 18.5% | 19.0% |
Highest health index among counties in
Wisconsin:
Dane County (0.8), Waukesha County (0.8), Ozaukee County (0.8).
Lowest:
Menominee County (0.8), Clark County (0.8), Forest County (0.8).
Marinette County, WI Compared With Nearby Counties
Marinette County, WI is the largest of the 4 counties compared here, 42,046 residents against a local median of 25,954. Where Marinette County, WI breaks from the counties next to it is median home price, sitting 48% below the local median of $252,419 at $130,681.
The counties themselves spread $237,108 on median home price, so Marinette County, WI sits at one end of an already wide local range rather than apart from it. Marinette County, WI has the 4th highest median home price of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Marinette County, WI | 42,046 | $64,295 #3/4 | $130,681 #4/4 | 15.9 min #2/4 |
| Oconto County, WI | 39,589 | $75,060 | $252,419 | 26.4 min |
| Menominee County, MI | 23,247 | $56,919 | $140,164 | 16.3 min |
| Dickinson County, MI | 25,954 | $65,732 | $377,272 | 12.2 min |
Frequently Asked Questions
Common questions about Marinette County, Wisconsin.
How big is Marinette County, Wisconsin by population?
About 42,046 people live in Marinette County, Wisconsin, in 19,051 households of 2.2 people on average. The median age is 46.8, so residents are older than the U.S. median of 37.3 by about 9 years.
Is Marinette County, Wisconsin mostly urban or rural?
Averaged over its land area, Marinette County, Wisconsin has 27 people per square mile, a density typical of rural areas. That is about 31% of the U.S. average of 86.
Can a typical household afford a home in Marinette County, Wisconsin?
The median home costs 2.0 times the median household income ($130,681 against $64,295), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $794 a month takes about 15% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Marinette County, Wisconsin?
Unemployment in Marinette County, Wisconsin is only 3.4%, 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 Marinette County, Wisconsin have a college degree?
17.1% of adults in Marinette County, Wisconsin hold a bachelor's degree or higher (about 1 in 6), well below the U.S. share of 31.6%.
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