Westphalia is a village in Clinton County in the U.S. state of Michigan. The population was 924 at the time of the 2020 census. The village is in Westphalia Township, about 25 miles (40.2 km) northwest of Lansing and 55 miles (88.5 km) east of Grand Rapids. The village is known for its German and Catholic roots.

Clinton County is a county in the U.S. state of Michigan. As of the 2020 Census, the population was 79,128. The county seat is St. Johns. The county was created in 1831 and organized in 1839. It is named after early American politician DeWitt Clinton. Clinton County is included in the Lansing-East Lansing, MI Metropolitan Statistical Area.