| AVERAGE SALARY BY INDUSTRY | Marlborough, Massachusetts | United States |
| Agriculture, Forestry, Fishing and Hunting | $0 | $24,135 |
| Mining, Quarrying, and Oil and Gas Extraction | $0 | $62,204 |
| Construction | $37,364 | $35,300 |
| Manufacturing | $61,431 | $42,158 |
| Wholesale Trade | $65,771 | $41,714 |
| Retail Trade | $22,440 | $21,666 |
| Transportation and Warehousing | $35,494 | $40,449 |
| Utilities | $76,688 | $62,996 |
| Information | $66,950 | $48,512 |
| Finance and Insurance | $51,020 | $50,584 |
| Real Estate and Rental and Leasing | $54,474 | $36,265 |
| Professional, Scientific, and Technical Services | $76,101 | $59,897 |
| Management of Companies and Enterprises | $0 | $61,392 |
| Administrative and Support and Waste Services | $25,078 | $23,873 |
| Educational Services | $45,506 | $37,346 |
| Health Care and Social Assistance | $34,339 | $33,234 |
| Arts, Entertainment, and Recreation | $25,694 | $21,042 |
| Accommodation and Food Services | $16,501 | $14,790 |
| Other Services | $24,643 | $22,627 |
| Public Administration | $70,540 | $51,719 |