County ProfileMI
Sanilac County
Population: 40,611 · 17 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
40,611
People
Median age
45.5
Housing
Total households
17,516
Income
Median household income
$58,863
Housing
Total housing units
21,756
Employment
Employment rate
51.5%
Education
Bachelor’s degree or higher
16.5%
Healthcare
Insured population
92.2%
County details
Local time 02:09:58(ET)| Name | Sanilac |
|---|---|
| Total ZIP codes | 17total |
| ZIP codes (by type) | 15 Standard2 PO Box |
| Area code | 810, 989 |
| Timezone | Eastern Time (ET) |
| Coordinates | 43.4491547, -82.6428148 |
| Land area | 962.6 sq miles(2,493 km²) |
Map of Sanilac county, Michigan with ZIP codes
Cities and Communities in Sanilac County
Compare the largest cities in Sanilac County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Sandusky | 2,709 | $56,563 | 1ZIPs |
| Croswell | 2,322 | $55,081 | 1ZIPs |
| Marlette | 1,855 | $48,571 | 1ZIPs |
| Brown City | 1,302 | $58,750 | 1ZIPs |
| Lexington | 943 | $45,694 | 1ZIPs |
| Decker | 895 | — | 1ZIPs |
| Deckerville | 877 | $53,125 | 1ZIPs |
| Peck | 593 | $54,758 | 1ZIPs |
| Palms | 575 | — | 1ZIPs |
| Port Sanilac | 567 | $52,083 | 1ZIPs |
| Carsonville | 465 | $57,647 | 1ZIPs |
| Snover | 330 | $46,346 | 1ZIPs |
| Applegate | 241 | $65,625 | 1ZIPs |
| Minden City | 165 | $49,583 | 1ZIPs |
| Melvin | 148 | $42,083 | 1ZIPs |
| Forestville | 104 | $40,938 | 1ZIPs |
| Argyle | 97 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Sanilac County
Review the most populated postal areas across Sanilac County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 48422 | Croswell | $57,899 | 6,130 |
| 48471 | Sandusky | $62,844 | 5,668 |
| 48453 | Marlette | $53,676 | 4,956 |
| 48416 | Brown City | $66,474 | 4,906 |
| 48450 | Lexington | $52,962 | 4,199 |
| 48427 | Deckerville | $56,842 | 2,599 |
| 48419 | Carsonville | $59,485 | 2,381 |
| 48472 | Snover | $61,000 | 1,691 |
| 48466 | Peck | $59,241 | 1,514 |
| 48401 | Applegate | $70,536 | 1,385 |
| 48454 | Melvin | $62,639 | 1,263 |
| 48469 | Port Sanilac | $56,023 | 1,198 |
| 48426 | Decker | $62,169 | 895 |
| 48456 | Minden City | $62,321 | 782 |
| 48465 | Palms | $73,750 | 575 |
| 48434 | Forestville | $40,938 | 104 |
| 48410 | Argyle | $55,250 | 97 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS