| AVERAGE SALARY BY INDUSTRY | St._Clair, Michigan | United States |
| Agriculture, Forestry, Fishing and Hunting | $23,707 | $24,135 |
| Mining, Quarrying, and Oil and Gas Extraction | $81,250 | $62,204 |
| Construction | $41,952 | $35,300 |
| Manufacturing | $44,355 | $42,158 |
| Wholesale Trade | $42,935 | $41,714 |
| Retail Trade | $16,500 | $21,666 |
| Transportation and Warehousing | $40,322 | $40,449 |
| Utilities | $79,000 | $62,996 |
| Information | $48,491 | $48,512 |
| Finance and Insurance | $35,435 | $50,584 |
| Real Estate and Rental and Leasing | $20,933 | $36,265 |
| Professional, Scientific, and Technical Services | $40,049 | $59,897 |
| Management of Companies and Enterprises | $0 | $61,392 |
| Administrative and Support and Waste Services | $22,479 | $23,873 |
| Educational Services | $37,353 | $37,346 |
| Health Care and Social Assistance | $26,866 | $33,234 |
| Arts, Entertainment, and Recreation | $10,254 | $21,042 |
| Accommodation and Food Services | $9,109 | $14,790 |
| Other Services | $21,624 | $22,627 |
| Public Administration | $53,351 | $51,719 |