What is the population of Clark County?

The population of Clark County, WI is 34,720.

Where is Clark County located?

Clark County, WI is located at latitude 44.7347100 and longitude -90.6120800. It is in United States.

What is the area of Clark County?

The area of Clark County, WI is 3157 km².

What is the elevation of Clark County?

Clark County, WI has an elevation of 353 meters (1158 feet) above sea level.

What time zone is Clark County in?

Clark County, WI is in the America/Chicago time zone.

How has the population of Clark County changed?

The population of Clark County, WI has increased from 34,690 (2010) to 34,720 (2020), a change of 0.1%.

Clark County, Wisconsin

Clark County: county in Wisconsin, United States.

About

Clark County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 34,690 and a population density of 11 people per km². After 10 years in 2020 county had an estimated population of 34,720 inhabitants. Its county seat is Neillsville. The county was created 173 years ago in 1852.

Clark County locator map — Location of Clark County on Wisconsin map.

County Snapshot

Clark County at a glance

Clark County currently has 1 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.

Browse county places

Mapped populated places

These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.

Wisconsin counties

Open related pages

Largest city

Neillsville

Population 2,375

Quick Facts about Clark County

Population	34,720 (2020)
Country	United States of America
State	Wisconsin (United States)
Different from	Clark County, Clark County, Clark County, Clark County, Clark County, Clark County, Clark County, Clark County, Clark County, Clark County, Clark County
Area	3157 km²
Water as percent of area	0.7%
Land as percent of area	99.3%
Latitude & Longitude	44.7347,-90.6121
Named for	George Rogers Clark
Capital	Neillsville
Establishment	January 01, 1853
Time Zone	America/Chicago
Local time	05:36:31 (23rd September 2026)
Density	11 Pop. per km² as of 2020
Population growth	0.09% (2010-2020)

Clark County Courthouse Clark County Wisconsin image

Geography

Clark County is located at 44°44'5"N 90°36'43"W (44.7347100, -90.6120800). It has 5 neighbors: Eau Claire County, Jackson County, Marathon County, Taylor County and Wood County.

Clark County map

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The largest city of Clark County is Neillsville with a population of 2,375. . See all Clark County cities & populated places.

Clark County Populated Places

Cities, towns, neighborhoods & other populated places in Clark County.

City Name	Population	Title
Neillsville	2,375	City in Clark County in the U.

Official website of Clark County

Official Website

Clark County has 5 neighbours.

Eau Claire County county in Wisconsin, United States.
Jackson County county in Wisconsin, United States.
Marathon County county in Wisconsin, United States.
Taylor County county in Wisconsin, United States.
Wood County county in Wisconsin, United States.

Neillsville

Demographics

The population of Clark County increased by 0.09% in 10 years.

Year	Population	% Change	Method
2010	34,690	-	census
2011	34,683	-0.02%	estimation process
2012	34,445	-0.69%	estimation process
2013	34,538	0.27%	estimation process
2014	34,355	-0.53%	estimation process
2015	34,358	0.01%	estimation process
2016	34,485	0.37%	estimation process
2017	34,571	0.25%	estimation process
2018	34,705	0.39%	estimation process
2019	34,774	0.2%	estimation process
2020	34,720	-0.16%	estimation process

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Other places with the same name (11)

Clark County, Nevada county in Nevada, United States. with a population of 2,315,963 people.
Clark County, Washington county in Washington, United States. with a population of 496,865 people.
Clark County, Ohio county in Ohio, United States. with a population of 133,593 people.
Clark County, Indiana county in Indiana, United States. with a population of 119,266 people.
Clark County, Kentucky county in Kentucky, United States. with a population of 36,463 people.
Clark County, Arkansas county in Arkansas, United States. with a population of 22,103 people.
Clark County, Illinois county in Illinois, United States. with a population of 15,268 people.
Clark County, Missouri county in Missouri, United States. with a population of 6,830 people.
Clark County, South Dakota county in South Dakota, United States. with a population of 3,802 people.
Clark County, Kansas county in Kansas, United States. with a population of 1,963 people.
Clark County, Idaho county in Idaho, United States. with a population of 845 people.

Wisconsin Other Counties (more counties)

County Name	Population	Title
Milwaukee County	945,016	County in Wisconsin, United States
Milwaukee	589,067	The thirtieth most populous city in the United States and the center of the Milwaukee metropolitan area.
Dane County	552,536	County in Wisconsin, United States
Waukesha County	406,172	County in Wisconsin, United States
Brown County	264,610	County in Texas, United States
Racine County	195,802	County in Wisconsin, United States
Outagamie County	188,766	County in Wisconsin, United States
Winnebago County	171,631	County in Wisconsin, United States
Kenosha County	169,671	County in Wisconsin, United States
Rock County	163,084	County in Wisconsin, United States
Washington County	136,445	County in Wisconsin, United States
Marathon County	135,593	County in Wisconsin, United States
La Crosse County	118,502	County in Wisconsin, United States
Sheboygan County	115,240	County in Wisconsin, United States
Eau Claire County	105,260	County in Wisconsin, United States
Walworth County	103,953	County in Wisconsin, United States