Petersburg is located in Michigan. Petersburg, Michigan has a population of 1,148. Petersburg is more family-centric than the surrounding county with 30% households with children. The county percentage for households with children is 27%.
The median household income in Petersburg, Michigan is $57,661. The median household income for the surrounding county is $63,840 compared to the national median of $66,222. The median age of people living in Petersburg is 39.3 years.
The average high temperature in July is 83.4 degrees, with an average low temperature in January of 15 degrees. The annual precipitation is 30.42.