Clark County, Wisconsin Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Clark 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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C
Health Below averageAmong the 3 least healthy counties in Wisconsin
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C
Income Below average
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F
Education Well below averageLeast educated county in Wisconsin
Source: Map AI Methodology
Population: density and quick facts
| Metric | Clark County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Population | 34,738 | 5,910,864 | 337,468,954 |
| Population density (per sq mi) | 28.5 | 90.2 | 86.4 |
| Population growth (%/yr) | 0.09% | 0.34% | 0.59% |
| Median age | 37.7 | 40.4 | 37.3 |
| Households | 12,837 | 2,477,189 | 130,235,071 |
Population in Clark County grew by 3.7% from 2009 to 2024, reaching 34,738 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Clark County is Gen Z, aged 13–28, at 21.1% of residents. That is 0.3 points below Wisconsin as a whole.
- Gen Z 13–28 7,327 21.1% -0.3 pts
- Millennials 29–44 5,769 16.6% -4.2 pts
- Gen X 45–60 6,717 19.3% -1.4 pts
- Boomers 61–79 5,922 17.0% -0.8 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 49.1% of the people living in Clark County and men 50.9%.
- Women 49.1% Wisconsin 50.0%
- Men 50.9% Wisconsin 50.0%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Clark County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Clark County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Clark County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Median household income | $68,224 | $77,698 | $80,455 |
| Income growth (%/yr) | 4.87% | 4.41% | 4.80% |
| Unemployment rate | 3.7% | 3.2% | 5.2% |
The median household income in Clark County is about 12% lower than in Wisconsin.
Housing
| Metric | Clark County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Median home price | $129,853 | $170,479 | $248,835 |
| Median rent | $822 | $1,087 | $1,407 |
| Homeownership rate | 78.5% | 67.8% | 65.2% |
The median home price in Clark County is about 13.2 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $822 per month for that long.
Commute Time & Mobility
Commuters in Clark County spend about 36 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 150 hours, about 6.3 full days, spent commuting.
| Metric | Clark County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 18.0 | 18.8 | 22.4 |
| Round-trip commute (min) | 36.0 | 37.5 | 44.8 |
| Yearly time spent (hours) | 150 | 156 | 187 |
| Estimated yearly cost | $4,656 | $4,846 | $5,790 |
| Work from home | 12.4% | 13.1% | 15.0% |
| Highway traffic (vehicles/day) | 3,825 | 6,703 | 8,813 |
| Local road traffic (vehicles/day) | 464 | 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 Clark County is 18 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
Clark County has a education index of F, which means it scores poorly in education.
| Metric | Clark County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 11.9% | 29.7% | 31.6% |
| Average household size | 2.67 | 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
Clark County has a health index of C, which means it is somewhat healthy.
| Metric | Clark County | Wisconsin Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 80.8 | 79.6 | 78.3 |
| Self-rated poor health | 15.7% | 13.2% | 16.3% |
| Smokers | 22.4% | 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).
Clark County, WI Compared With Nearby Counties
Clark County, WI is the 4th largest of the 6 counties compared here, 34,738 residents against a local median of 66,799. The measure that sets Clark County, WI apart most is median home price: $129,853, 20% below the local median of $161,581.
The counties themselves spread $150,443 on median home price, so Clark County, WI sits at one end of an already wide local range rather than apart from it. Clark County, WI has the 4th highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Clark County, WI | 34,738 | $68,224 #4/6 | $129,853 #4/6 | 18.0 min #4/6 |
| Jackson County, WI | 20,977 | $67,993 | $168,745 | 21.3 min |
| Taylor County, WI | 20,024 | $70,188 | $169,999 | 16.3 min |
| Wood County, WI | 74,006 | $66,853 | $161,581 | 15.8 min |
| Eau Claire County, WI | 107,100 | $74,505 | $108,335 | 15.3 min |
| Chippewa County, WI | 66,799 | $74,640 | $19,556 | 20.2 min |
Frequently Asked Questions
Common questions about Clark County, Wisconsin.
What is the population of Clark County, Wisconsin?
About 34,738 people live in Clark County, Wisconsin, in 12,837 households of 2.7 people on average. The median age is 37.7, close to the U.S. median of 37.3.
How densely populated is Clark County, Wisconsin?
Averaged over its land area, Clark County, Wisconsin 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 Clark County, Wisconsin?
The median home costs 1.9 times the median household income ($129,853 against $68,224), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $822 a month takes about 14% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Clark County, Wisconsin?
Unemployment in Clark County, Wisconsin is only 3.7%, 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 Clark County, Wisconsin have a college degree?
11.9% of adults in Clark County, Wisconsin hold a bachelor's degree or higher (about 1 in 8), well below the U.S. share of 31.6%.
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