Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 44.3 yrs |
|---|---|
| Avg HH Size | 2.39 |
| Below Poverty | 10.9% ▲ 9% above avg |
| College Grads | 33.9% ▼ 13% below avg |
| Unemployment | 6.5% ▲ 34% above avg |
| No HS Diploma | 1,146 (1%) |
| HS Graduate | 34,998 (31.8%) |
| Some College | 17,414 (15.8%) |
| Associates | 18,944 (17.2%) |
| Bachelors | 14,377 (13.1%) |
| Graduate Degree | 23,068 (21%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $70,463 ▼ 8% below avg |
|---|---|
| Median Home Value | $212,325 ▼ 24% below avg |
| Home/Income Ratio | 3.0x (nat avg ~3.5x) |
| Median Rent | $988/mo |
| Total Housing Units | 73,145 |
| Vacant Units | 5,941 |
Income Distribution
How People Get to Work
Commute Time
Year Built
St. Clair County is located in Michigan and encompasses 23 ZIP codes spanning 22 cities and communities. The county has an estimated population of 161,565 residents. With a median age of 44.32, it is a middle-aged county.
St. Clair County has a solidly middle-class economic profile. The median household income of $70,462 is near the national average. Unemployment stands at 6.5%, above the national average. The poverty rate of 10.9% is near the national average.
Housing in St. Clair County is an affordable housing market, with a median home value of $212,325 — below the national average. Monthly median rent is approximately $988. Homeownership rates are high at 80.7%, reflecting a largely residential, stable population.
The residents of St. Clair County are primarily White (90.04%). Educational attainment is moderately educated — 33.9% of adults hold a bachelor's degree or higher, near the national average.
St. Clair County, MI is a solidly middle-class area in Michigan. The 23 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.
| ZIP | City | Population | Median Income | Median Home | Median Rent | Unemp. | College |
|---|---|---|---|---|---|---|---|
| 48001 | Algonac | 11,502 | $64,538 | $250,000 | $921 | 6.0% | 32.0% |
| 48002 | Allenton | 3,129 | $91,889 | $294,600 | $783 | 4.0% | 33.1% |
| 48006 | Avoca | 3,891 | $70,451 | $225,900 | $1,077 | 11.7% | 26.0% |
| 48014 | Capac | 4,319 | $70,341 | $208,400 | $827 | 4.2% | 21.3% |
| 48064 | Casco | 3,996 | $79,375 | $280,400 | $845 | 6.6% | 30.8% |
| 48063 | Columbus | 4,106 | $91,591 | $297,500 | $1,208 | 1.8% | 45.2% |
| 48054 | East China | 7,200 | $76,992 | $277,300 | $896 | 9.4% | 40.0% |
| 48022 | Emmett | 2,517 | $89,702 | $246,200 | $942 | 3.8% | 22.7% |
| 48023 | Fair Haven | 4,980 | $79,345 | $236,600 | $1,277 | 6.1% | 40.0% |
| 48059 | Fort Gratiot | 15,371 | $78,841 | $199,200 | $956 | 5.6% | 42.7% |
| 48027 | Goodells | 3,182 | $84,939 | $242,800 | $853 | 7.5% | 37.2% |
| 48028 | Harsens Island | 1,058 | $106,765 | $339,100 | — | 0.0% | 46.4% |
| 48032 | Jeddo | 1,834 | $89,000 | $239,600 | $1,017 | 3.8% | 31.0% |
| 48039 | Marine City | 7,466 | $76,304 | $170,800 | $879 | 5.6% | 31.0% |
| 48040 | Marysville | 9,942 | $69,661 | $185,500 | $955 | 4.3% | 43.3% |
| 48041 | Memphis | 4,385 | $87,599 | $296,200 | $867 | 3.2% | 31.3% |
| 48049 | North Street | 5,485 | $86,250 | $226,000 | $1,075 | 4.7% | 38.2% |
| 48060 | Port Huron | 39,502 | $51,342 | $152,000 | $1,005 | 9.0% | 29.7% |
| 48079 | Saint Clair | 12,683 | $80,313 | $276,600 | $1,090 | 4.8% | 39.5% |
| 48074 | Smiths Creek | 9,617 | $69,600 | $191,800 | $1,139 | 4.7% | 28.0% |
| 48097 | Yale | 5,400 | $58,177 | $174,800 | $891 | 12.6% | 22.8% |