Clark County, WI demographics:
population, income, and more

Total population
34,739
0.0% year-over-year change
Median household income
$67,400/yr
1.7% year-over-year change
Housing units
14,961
0.8% year-over-year change

Clark County population

How many people live in Clark County

Clark County is home to 34,739 residents, according to the most recent Census data. Gender-wise, 51.1% of Clark County locals are male, and 48.9% are female.

Total population
34,739
0.0% year-over-year change
Gender ratio
Male
51.1%
17,738
Female
48.9%
17,001
Value Percent YoY change
Male 17,738 51.1% -0.1%
Female 17,001 48.9% 0.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Clark County is 37, with the population distributed as follows: about 24.5% are children under 15, then 13.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 20.7% of the population, while another 24.1% fall into the 45 to 64 bracket. Finally, around 17.2% are 65 or older.

Median age
36.7
Age breakdown
Under 15
24.5%
15 to 24
13.4%
25 to 44
20.7%
45 to 64
24.1%
Over 65
17.2%
Value Percent YoY change
Under 15 8,524 24.5% -0.2%
15 to 24 4,646 13.4% -0.1%
25 to 44 7,204 20.7% 0.9%
45 to 64 8,381 24.1% -1.4%
Over 65 5,984 17.2% 1.2%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Clark County, 96.3% of the population are US-born citizens, while 1.1% have gained naturalized citizenship. At the same time, 2.6% of residents are non-citizens. As for race, 91.2% of locals are Caucasian, 0.9% are African American and 0.4% have Asian roots. There’s also a share of 5.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.3%
Non-U.S.-born citizens
1.1%
Non-citizens
2.6%
Value Percent YoY change
U.S.-born citizens 33,447 96.3% -0.1%
Non-U.S.-born citizens 370 1.1% -13.3%
Non-citizens 922 2.6% 12.7%
Racial breakdown
White
91.2%
Black or African American
0.9%
American Indian and Alaska Native
0.2%
Asian
0.4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
5.8%
Other
1.5%
Value Percent
White 31,688 91.2%
Black or African American 299 0.9%
American Indian and Alaska Native 69 0.2%
Asian 136 0.4%
Native Hawaiian and other Pacific Islander 3 0%
Two or more races 2,013 5.8%
Other 531 1.5%

Households in Clark County

A peek inside Clark County households

Clark County has 12,839 households, with an average of 3 members in each. Of these, 68.3% are families, while the remaining 31.7% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
12,839
1.2% year-over-year change
Average people per household
3
Non-family households
4,073
Family households
8,766
Value Percent YoY change
Non-family households 4,073 31.7% -0.1%
Family households 8,766 68.3% 1.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Clark County

The housing landscape of Clark County

Clark County's housing consists of 14,961 units, with 82.7% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.3% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 6.6% of the housing landscape.

Housing units
14,961
0.8% year-over-year change
Housing types
Value Percent
1 unit, detached 12,367 82.7%
1 unit, attached 199 1.3%
2 units 292 2%
3 or 4 units 195 1.3%
5 to 9 units 213 1.4%
10 to 19 units 446 3%
20 to 49 units 175 1.2%
50 or more units 64 0.4%
Mobile home 991 6.6%
Boat, RV, van, etc. 19 0.1%
Homes built since 2020
286
70.2% year-over-year change

The age of buildings in Clark County

In Clark County, the median construction year is 1972. About 24.8% of homes were built before the 1940s, with another 5.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 11.9% of homes were added from 2000 to 2009, 5.3% between 2010 and 2019, and 1.9% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 3,710 24.8% -2.1%
Built between 1940 and 1949 889 5.9% -6.5%
Built between 1950 and 1959 1,271 8.5% -2.7%
Built between 1960 and 1969 1,093 7.3% 0.4%
Built between 1970 and 1979 2,423 16.2% 0.4%
Built between 1980 and 1989 1,396 9.3% 2.7%
Built between 1990 and 1999 1,327 8.9% -5.2%
Built between 2000 and 2009 1,776 11.9% 6.0%
Built between 2010 and 2019 790 5.3% 14.5%
Built in 2020 or later 286 1.9% 70.2%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Clark County occupancy rates

Out of the 12,839 occupied housing units in Clark County, 78.5% are owner-occupied, while 21.5% are lived in by tenants. Meanwhile, 14.2% of all homes on the local market sit vacant.

Occupied housing units
12,839
1.2% year-over-year change
Occupancy breakdown
Renter occupied
2,757
Owner occupied
10,082
Value Percent YoY
change
Renter occupied 2,757 21.5% -1.6%
Owner occupied 10,082 78.5% 1.9%
Unoccupied housing units
14.2%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Clark County housing costs

Housing costs in Clark County come to a median of $860 per month, while tenants specifically pay a median gross rent of $823.

Median housing costs per month
$860/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Clark County
$823/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Clark County

Clark County education at a glance

About 47.5% of the population in Clark County went to high school, while 16.8% pursued college studies. Another 10.1% earned an associate degree and 8.6% hold a bachelor’s. Meanwhile, 3.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 3,329 13.6% 0.5%
High school diploma 11,613 47.5% 3.3%
College diploma 4,112 16.8% -6.3%
Associate degree 2,467 10.1% 0.4%
Bachelor's degree 2,104 8.6% -2.0%
Graduate degree 809 3.3% -4.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Clark County

How much people earn in Clark County

The average annual household income in Clark County was $87,875 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.8% change from the previous year. At the same time, the median income stood at $67,400, reflecting a +1.7% shift over the same period.

Average household income in Clark County
$87,875/year
1.9% year-over-year change
Median household income in Clark County
$67,400/year
1.7% year-over-year change

Clark County income by age

In Clark County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $80,688. Those with someone between 45 and 64 in charge, often well established professionally, earn $79,298 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $54,432, while those led by someone over 65, many of whom may be retired, have about $50,368 in earnings. Overall, 88.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $54,432 0.3%
25 - 44 $80,688 -0.0%
45 - 64 $79,298 3.9%
Over 65 $50,368 3.6%
Above poverty level
29,579
Below poverty level
3,995
Value Percent YoY
change
Above poverty level 29,579 88.1% 0.2%
Below poverty level 3,995 11.9% -0.8%

Employment in Clark County

Workforce and job types in Clark County

The job market in Clark County is powered by 15,834 working residents, spread across a range of industries and roles. 60% of the working population are employed in professional or administrative positions, while 40% are in hands-on or service-based jobs. Also, 18% run their own businesses, 63.7% are employed by private companies, and 11% work in the public sector.

Workforce demographics

Working population
15,834
-1.1% year-over-year change
White collar
9,509
Blue collar
6,325
Value Percent YoY change
White collar 9,509 60% -1.1%
Blue collar 6,325 40% -1.1%
Employer type
Self employees
18%
Private companies
63.7%
Governmental workers
11%
Not for profit companies
7.3%
Value Percent YoY change
Self employees 2,846 18% 0.2%
Private companies 10,093 63.7% -2.2%
Governmental workers 1,741 11% 0.8%
Not for profit companies 1,154 7.3% 2.3%
Unemployment rate
3.7%
13.5% year-over-year change

Available workforce

The unemployment rate in Clark County stands at 3.7%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Clark County

How people get around in Clark County

Commuting methods vary: 78.3% of residents travel by personal vehicle and 5.8% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 12,150 78.3% -2.1%
Taxicab 21 0.1% -19.2%
Bus or trolleybus 5 0% 150.0%
Ferryboat 9 0.1% N/A
Motorcycle 20 0.1% 66.7%
Bicycle 312 2% -3.7%
Walk 892 5.8% -1.2%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Clark County by zipcode?

Zipcode Population Number of households Median income Average income
54405 2,770 984 $69,659 $87,700
54420 1,330 467 $79,899 $97,368
54421 3,468 1,170 $60,820 $78,515
54422 1,553 456 $71,667 $94,663
54425 1,988 731 $63,424 $81,316
54436 2,203 808 $61,048 $84,772
54437 3,236 1,207 $67,097 $89,259
54446 3,500 1,192 $74,342 $82,963
54456 5,890 2,489 $66,934 $82,252
54460 2,620 937 $65,583 $98,022

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FAQs about Clark County demographics 

What is the total population of Clark County?

Clark County has a total population of 34,739 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.0% compared to a year ago.

What is the gender ratio in Clark County?

The gender ratio in Clark County is as follows:
  • 51.1% males (17,738 residents)
  • 48.9% females (17,001 residents)

What is the median age in Clark County?

The median age in Clark County is 36.7.

What is the age distribution of the population in Clark County?

The age distribution in Clark County is as follows:
  • Under 15: 24.5% (8,524 residents)
  • Ages 15-24: 13.4% (4,646 residents)
  • Ages 25-44: 20.7% (7,204 residents)
  • Ages 45-64: 24.1% (8,381 residents)
  • Over 65: 17.2% (5,984 residents)

What is the racial and ethnic makeup of Clark County?

The racial and ethnic makeup of Clark County is as follows:
  • White: 91.2% (31,688 residents)
  • Black or African American: 0.9% (299 residents)
  • American Indian and Alaska Native: 0.2% (69 residents)
  • Asian: 0.4% (136 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (3 residents)
  • Two or More Races: 5.8% (2,013 residents)
  • Other: 1.5% (531 residents)

What percentage of the population in Clark County are U.S.-born citizens?

U.S.-born citizens represent 96.3% of the population in Clark County.

How many housing units are there in Clark County?

There are 14,961 housing units in Clark County, reflecting a +0.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Clark County and what is the average household size?

Clark County has a total of 12,839 households, with an average of 3 people in each.

What is the median household income in Clark County?

Clark County has a median household income of $67,400, representing a +1.7% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Clark County?

The employment rate is 96.3% in Clark County, with a workforce of 15,834 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 60% (9,509 residents)
  • Blue-collar workers: 40% (6,325 residents)

Places of employment:
  • Self-employed: 18% (2,846 residents)
  • Private companies: 63.7% (10,093 residents)
  • Governmental workers: 11% (1,741 residents)
  • Not-for-profit companies: 7.3% (1,154 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025