Petersburg, MI Profile: Facts, Map & Data


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Petersburg, Michigan - Basic Facts

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The City of Petersburg had a population of 1,132 as of July 1, 2016. Petersburg ranks in the upper quartile for Population Density and the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Michigan. See peer rankings below.

The primary coordinate point for Petersburg is located at latitude 41.8992 and longitude -83.7136 in Monroe County. The formal boundaries for the City of Petersburg (see map below) encompass a land area of 0.48 sq. miles and a water area of 0 sq. miles. Monroe County is in the Eastern time zone (GMT -5). The elevation is 679 feet.

The City of Petersburg (GNIS ID: 1626897) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Petersburg population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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City of Petersburg, MI Boundary Map

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Petersburg, MI Data & Demographics (As of July 1, 2016)


Total Population 1,132
Population in Households 1,131
Population in Familes 949
Population in Group Qrtrs 1
Population Density1 2,356
Diversity Index2 10


Total Households 451
Average Household Size 2.51
Family Households 329
Average Family Size 3


Total Housing Units 478 (100%)
Owner Occupied HU 325 (68.0%)
Renter Occupied HU 126 (26.4%)
Vacant Housing Units 27 ( 5.6%)
Median Home Value $122,674
Average Home Value $144,367


Median Household Income $52,478
Average Household Income $63,146
Per Capita Income $24,381
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.2% -0.2%
Households 0.07% -0.04%
Families 0.7% -0.12%
Median Household Income   1.98%
Per Capita Income   2.13%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Petersburg, MI - Peer Comparisons by Rank and Percentile

The table below compares Petersburg to the other 692 incorporated cities, towns and CDPs in Michigan by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 412 41st
Population Density1 # 106 85th
Diversity Index2 # 576 17th
Median Household Income # 186 73rd
Per Capita Income # 258 63rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Michigan Census Data Comparison Tool.

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