|Monroe County and the state of Michigan|
|• Total||0.48 sq mi (1.24 km2)|
|• Land||0.48 sq mi (1.24 km2)|
|• Water||0 sq mi (0 km2)|
|Elevation||676 ft (206 m)|
|• Estimate (2012)||1,137|
|• Density||2,387.5/sq mi (921.8/km2)|
|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||0634708|
Petersburg is a city in Monroe County in the U.S. state of Michigan. The population was 1,146 at the 2010 census. Petersburg is named after Richard Peters, who sold the land necessary to found the town in 1836. It was originally called Summerfield and Peters was its first postmaster, but it was later named Petersburgh in honor of Peters and was eventually shortened to Petersburg. Petersburg is served by Summerfield Schools.
Petersburg has the interesting destinction of being the only place in Michigan that has a zip code starting with 49 that is in the 734 area code.
As of the census of 2010, there were 1,146 people, 449 households, and 315 families residing in the city. The population density was 2,387.5 inhabitants per square mile (921.8 /km2). There were 476 housing units at an average density of 991.7 per square mile (382.9 /km2). The racial makeup of the city was 97.1% White, 0.3% African American, 0.3% Native American, 0.3% Asian, 0.3% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 1.7% of the population.
There were 449 households of which 35.4% had children under the age of 18 living with them, 50.6% were married couples living together, 14.7% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 29.8% were non-families. 22.5% of all households were made up of individuals and 9.2% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.00.
The median age in the city was 36.6 years. 25% of residents were under the age of 18; 8.8% were between the ages of 18 and 24; 27% were from 25 to 44; 26.3% were from 45 to 64; and 12.8% were 65 years of age or older. The gender makeup of the city was 49.7% male and 50.3% female.
As of the census of 2000, there were 1,157 people, 423 households, and 307 families residing in the city. The population density was 2,497.8 per square mile (971.1/km²). There were 442 housing units at an average density of 954.2 per square mile (371.0/km²). The racial makeup of the city was 96.80% White, 0.35% African American, 0.43% Native American, 0.09% Asian, 0.35% from other races, and 1.99% from two or more races. Hispanic or Latino of any race were 1.12% of the population.
There were 423 households out of which 39.0% had children under the age of 18 living with them, 58.4% were married couples living together, 9.7% had a female householder with no husband present, and 27.2% were non-families. 23.6% of all households were made up of individuals and 9.9% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.23.
In the city the population was spread out with 30.5% under the age of 18, 9.2% from 18 to 24, 32.1% from 25 to 44, 19.5% from 45 to 64, and 8.7% who were 65 years of age or older. The median age was 32 years. For every 100 females there were 94.5 males. For every 100 females age 18 and over, there were 91.9 males.
The median income for a household in the city was $44,861, and the median income for a family was $58,000. Males had a median income of $44,712 versus $26,250 for females. The per capita income for the city was $21,657. About 7.3% of families and 9.3% of the population were below the poverty line, including 14.8% of those under age 18 and 6.1% of those age 65 or over.
City Hall, E. Center St.
Summerfield Petersburg Public Library, E. Center St.
Masonic Lodge, E. Center St.
Resurrection Presbyterian Church, E. Center St.
Petersburg United Methodist Church, Saline St.
War Memorial, Perry Park, Saline & E. Walnut Sts.
- "US Gazetteer files 2010". United States Census Bureau. Retrieved 2012-11-25.
- "American FactFinder". United States Census Bureau. Retrieved 2012-11-25.
- "Population Estimates". United States Census Bureau. Retrieved 2013-06-03.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- InfoMI.com (2004). "Petersburg, Michigan". Retrieved March 1, 2010.
- Michigan Department of Information Technology (March 2008). "Monroe ISD public school boundaries". Retrieved February 23, 2010.