Saint Clair, MI Profile: Facts, Map & Data


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Saint Clair, Michigan - Basic Facts

The City of Saint Clair had a population of 5,420 as of July 1, 2017. Saint Clair 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 Saint Clair is located at latitude 42.8265 and longitude -82.4924 in St. Clair County. The formal boundaries for the City of Saint Clair (see map below) encompass a land area of 2.93 sq. miles and a water area of 0.68 sq. miles. St. Clair County is in the Eastern time zone (GMT -5). The elevation is 587 feet.

The City of Saint Clair (GNIS ID: 1627024) 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 Saint Clair population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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City of Saint Clair, MI Boundary Map

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Saint Clair, MI Data & Demographics (As of July 1, 2017)


Total Population 5,420
Daytime Population: Workers 3,313
Daytime Population: Residents 2,712
Total Daytime Population (TDP) 6,025
Ratio TDP/Total Population1 1.11
Population in Households 5,396
Population in Familes 4,385
Population in Group Qrtrs 24
Population Density2 1,850
Diversity Index3 10


Median Household Income $55,564
Average Household Income $69,162
Per Capita Income $29,439


Total Housing Units 2,525 (100%)
Owner Occupied HU 1,613 (63.9%)
Renter Occupied HU 685 (27.1%)
Vacant Housing Units 227 ( 9.0%)
Median Home Value $165,211
Average Home Value $194,758


Total Households 2,298
Average Household Size 2.35
Family Households 1,491
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population -0.16% -0.11%
Households -0.05% -0.05%
Families -0.27% -0.2%
Median Household Income   1.58%
Per Capita Income   2.47%

Saint Clair, MI - Peer Comparisons by Rank and Percentile

The table below compares Saint Clair to the other 692 incorporated cities, towns and CDPs in Michigan by rank and percentile using July 1, 2017 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 # 166 76th
Population Density # 156 78th
Diversity Index # 594 14th
Median Household Income # 157 77th
Per Capita Income # 162 77th

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

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