Williamstown Township, Michigan Demographics

The total population of Williamstown township is estimated to be 5,278 with 2,609 males (49.43%) and 2,669 females (50.57%). There are 60 more females than males in Williamstown township.
The median household income in Williamstown township was $127,783 in 2021, which marked an a decrease of 11,709(8.39%) from $139,492 in 2020. This income is 171.28% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Williamstown township sees its highest median household income among householders in the age group of 45 to 64 years old, at $165,020. Overall, the median household income for the township of Williamstown township stands at $127,783.
In Williamstown township, the median income for all workers aged 15 years and older, regardless of work hours, was $77,319 for males and $41,885 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $101,892 for males and $60,762 for females.
In Williamstown township, population is primarily represented by White households, reporting a median income of $127,357.
In 2022, the population of Williamstown township was 5,263, a 0.13% decrease year-by-year from 2021. Previously, in 2021, Williamstown township's population was 5,270, a decline of 0.17% compared to a population of 5,279 in 2020.
The median age in Williamstown Township, Michigan is 48.9, as per 2021 ACS 5-Year Estimates. Of the total population, 15.81% were under the age of 15, 15.24% aged 15 to 29, 45.59% aged 30 to 64, 21.19% aged 65 to 84, and 2.18% were 85 years of age and older.
Racial distribution of Williamstown township population: 95.23% are White, 0.27% are Black or African American, 1.19% are Asian, 0.27% are some other race and 3.05% are multiracial.