Foster City is located in Michigan. Foster City, Michigan has a population of 505. Foster City is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 22%.
The median household income in Foster City, Michigan is $63,315. The median household income for the surrounding county is $53,180 compared to the national median of $66,222. The median age of people living in Foster City is 53 years.
The average high temperature in July is 80.4 degrees, with an average low temperature in January of 0.6 degrees. The annual precipitation is 30.93.