Chelsea

County:: Marathon County
County Seat:: No
Area (mi²):: 0.463
State:: Wisconsin

Chelsea is a CDP located in Marathon County, Wisconsin. Chelsea has a 2025 population of 72. Chelsea is currently declining at a rate of -2.7% annually and its population has decreased by -19.1% since the most recent census, which recorded a population of 89 in 2020.

The average household income in Chelsea is $37,980 with a poverty rate of 41.25%. The median age in Chelsea is 53.5 years: 28.5 years for males, and 55 years for females.

Demographics

The racial composition of Chelsea includes 97.5% White, and smaller percentages for Native American, Black or African American, Asian, Native Hawaiian or Pacific Islander, other race, Two or more races and multiracial populations.

Population by Race

White

Native American

Black or African American

Asian

Native Hawaiian or Pacific Islander

Other race

Two or more races

Race	Population	Percentage (of total)
White	78	97.5%
Native American	2	2.5%
Black or African American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%
Two or more races	0	0%

Chelsea Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Chelsea's average per capita income is $35,250. Household income levels show a median of $40,938. The poverty rate stands at 41.25%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Households	$40,938	$37,980
Married Families	$40,938	-
Families	$40,313	$37,478
Non Families	-	-

$35,250

Average Income

$40,938

Median Household Income

41.25%

Poverty Rate