St. Clair city, Michigan Demographics & Population 2026
As of 2026, St. Clair city, Michigan has a total population of 5,581, the 168th largest city in Michigan, with a median household income of $68,482, which is 4% lower than the state average. The poverty rate is 9.6%.
St. Clair city Quick Facts
How St. Clair city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 44 | National average: 60
Education
Educational Attainment (Adults 25+)
St. Clair city Rankings in Michigan
Explore Michigan Rankings
Other Cities in St. Clair County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Port Huron city | 28,724 | $49,377 | 22.1% | $136,000 |
| Marysville city | 9,942 | $69,661 | 6.2% | $185,500 |
| Richmond city | 5,839 | $61,715 | 23.4% | $228,000 |
| Algonac city | 4,152 | $49,738 | 17.7% | $177,200 |
| Marine City city | 4,047 | $63,156 | 7.4% | $146,500 |
| Yale city | 2,157 | $50,673 | 21.5% | $112,100 |
| Memphis city | 1,107 | $60,884 | 23.3% | $190,400 |
Cities Similar to St. Clair city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Dundee village | 5,584 | $71,058 | $233,000 | 33.5% | 5.3% |
| Chelsea city | 5,420 | $71,702 | $301,100 | 50.8% | 3.8% |
| Petoskey city | 5,851 | $71,783 | $319,300 | 52.8% | 8.4% |
| Swartz Creek city | 5,856 | $73,862 | $168,900 | 21.5% | 8.6% |
| Richmond city | 5,839 | $61,715 | $228,000 | 20.6% | 23.4% |
Population Overview
St. Clair city is a small city located in Michigan, within St. Clair County. The total population is 5,581. It ranks as the 168th most populous out of 745 cities and towns in Michigan.
Age Demographics
The median age in St. Clair city is 43.4 years. This is 8% higher than the state median of 40.1 years.
Economy, Income & Housing
The median household income in St. Clair city is $68,482. This is 4% lower than the state median of $71,149. Compared to the national median of $78,538, household income here is 13% lower. The poverty rate stands at 9.6%. This is 27% lower than the state poverty rate of 13.1%. The unemployment rate is 4.3%. This is 26% lower than the state rate of 5.8%. The median home value is $241,700. Housing costs are 11% higher than the state median of $217,600. The home-value-to-income ratio is 3.5x. 69.7% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 72.9%.
Race & Ethnicity
St. Clair city has a predominantly White (non-Hispanic) population, comprising 94.5% of all residents. Hispanic or Latino residents account for 2.2%. The Black or African American population (1.9%) is well below the state average of 13.2%. The Hispanic or Latino population (2.2%) is well below the state average of 5.7%.
Education
28.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 11% lower than the state rate of 31.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.9%.
Data Sources & Methodology
All demographic data for St. Clair city, Michigan is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Michigan state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 745 Census-designated places in Michigan. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of St. Clair city, Michigan?
St. Clair city, Michigan has a population of 5,581 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Clair city, MI?
The median household income in St. Clair city is $68,482, which is 13% lower the national median of $78,538.
What is the poverty rate in St. Clair city, MI?
The poverty rate in St. Clair city is 9.6%. This means approximately 531 residents live below the federal poverty line.
What is the racial makeup of St. Clair city, Michigan?
St. Clair city's population is 94.5% White, 1.9% Black, 2.2% Hispanic/Latino, and 0.0% Asian.
What is the median home value in St. Clair city, MI?
The median home value in St. Clair city is $241,700. The home-value-to-income ratio is 3.5x.
How educated is St. Clair city, Michigan?
28.3% of adults (25+) in St. Clair city hold a bachelor's degree or higher, and 5.7% hold a graduate or professional degree.