Williamstown township Flag

Williamstown township

County:
Ingham County
County Seat:
No
Area (mi²):
29.251
State:
Michigan

Williamstown township is located in Ingham County, Michigan. Williamstown township has a 2025 population of 5,247. Williamstown township is currently declining at a rate of -0.06% annually and its population has decreased by -0.72% since the most recent census, which recorded a population of 5,285 in 2020.

The average household income in Williamstown township is $144,762 with a poverty rate of 1.46%. The median age in Williamstown township is 50.6 years: 53 years for males, and 49.3 years for females.

5.2K
Total Population
179
Density (mi²)
-3 -0.06%
Growth

Williamstown township Population

Williamstown township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Williamstown township includes 91.93% White, and smaller percentages for other race, Asian, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White4,85191.93%
Two or more races2795.29%
Other race951.8%
Asian280.53%
Black or African American240.45%
Native American00%
Native Hawaiian or Pacific Islander00%

Williamstown township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Williamstown township's average per capita income is $66,852. Household income levels show a median of $115,224. The poverty rate stands at 1.46%.

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
Married Families$159,883-
Families$145,781$178,056
Households$115,224$144,762
Non Families$74,191$71,469

$66,852

Average Income

$115,224

Median Household Income

1.46%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)