Clark County, Wisconsin Demographics 2026

Name: Clark County, Wisconsin Demographics
Creator: U.S. Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Clark County, Wisconsin has a population of 34,739, the 41st most populous county in Wisconsin. The median household income is $67,400 and the median home value is $172,800. The poverty rate is 12.1%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Clark County Quick Facts

Population 34,739

Median Household Income $67,400

Median Home Value $172,800

Poverty Rate 12.1%

Unemployment Rate 3.7%

Median Age 36.7 years

Homeownership Rate 78.5%

Affordability Ratio 2.6x

Bachelor's Degree+ 13.0%

High School Graduation 82.9%

Cities/Places 10

Population 34,739 41st of 72

Median Income $67,400 13% lower than state

Poverty Rate 12.1%

Unemployment 3.7%

How Clark County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric	2019–2023	2020–2024	Change
Population	34,736	34,739	+0.0%
Median household income	$66,250	$67,400	+1.7%
Median home value	$163,800	$172,800	+5.5%

Median Household Income

Clark

$67,400

$77,485

National

$80,734

Median Home Value

Clark

$172,800

$266,500

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 13.9%

$25K-$50K 20.6%

$50K-$100K 35.1%

$100K+ 30.4%

Detailed income brackets

Under $10K

3.3%

$10K-$15K

3.8%

$15K-$20K

3.3%

$20K-$25K

3.4%

$25K-$30K

4.0%

$30K-$35K

3.8%

$35K-$40K

4.3%

$40K-$45K

4.7%

$45K-$50K

3.9%

$50K-$60K

8.9%

$60K-$75K

12.1%

$75K-$100K

14.1%

$100K-$125K

10.9%

$125K-$150K

6.3%

$150K-$200K

7.5%

$200K+

5.7%

Employment

3.7% Unemployment Rate State: 3.3%|National: 5.2%

64.3% Labor Force Participation

Housing Overview

Owner 78.5%

Renter 21.5%

Affordability Index Very Affordable

2.6x home value to income ratio

Median gross rent $823/mo 14.7% of median household income annually

People & Demographics

Age Distribution

Under 18

29.7%

18-34

18.6%

35-54

21.2%

55-74

23.8%

75+

6.8%

Race & Ethnicity

Diversity Index

Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 37 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in Clark County

City	Population	Median Income	Poverty	Home Value
Neillsville	2,230	$60,179	15.1%	$117,700
Thorp	1,590	$53,424	9.8%	$160,000
Loyal	1,363	$65,284	11.8%	$119,700
Greenwood	1,100	$65,112	13.7%	$119,500
Owen	920	$61,250	12.0%	$140,900
Withee	520	$68,750	10.8%	$95,900
Curtiss	442	$68,523	21.7%	$90,800
Granton	345	$58,194	26.4%	$110,400
Chili	306	$56,333	10.6%	$155,600
Humbird	300	$49,625	17.3%	$95,000

Explore Wisconsin Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Clark County is located in Wisconsin with a total population of 34,739. It is the 41st most populous county out of 72 in Wisconsin. The county encompasses 10 Census-designated places.

Age Demographics

The median age in Clark County is 36.7 years. This is 9% lower than the state median of 40.2 years. With 29.7% of the population under 18, Clark County has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Clark County is $67,400. This is 13% lower than the state median of $77,485. It is also 17% lower than the national median of $80,734. The poverty rate stands at 12.1%. This is 14% higher than the state poverty rate of 10.5%. The unemployment rate is 3.7%. This is 15% higher than the state rate of 3.3%. The median home value is $172,800. Housing costs are 35% lower than the state median of $266,500. With a home-value-to-income ratio of just 2.6x, Clark County is one of the most affordable housing markets in the area. 78.5% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 67.8%.

Race & Ethnicity

Clark County has a predominantly White (non-Hispanic) population, comprising 90.5% of all residents. Hispanic or Latino residents account for 6.4%. The Black or African American population (0.3%) is well below the state average of 5.9%. The Asian population (0.4%) is well below the state average of 2.9%.

Education

13.0% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 61% lower than the state rate of 33.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 82.9%.

Data Sources & Methodology

All figures for Clark County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Wisconsin and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Clark County, Wisconsin?

Clark County has a population of 34,739, making it the 41st most populous county in Wisconsin.

What is the median income in Clark County?

The median household income in Clark County is $67,400 with a poverty rate of 12.1%.

How many cities are in Clark County, Wisconsin?

Clark County contains 10 Census-designated places.