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 and multiracial populations.

Population by Race

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

Williamstown township Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Nearby Cities

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)