| AVERAGE SALARY BY INDUSTRY | Portland, Maine | United States |
| Agriculture, Forestry, Fishing and Hunting | $15,913 | $24,135 |
| Mining, Quarrying, and Oil and Gas Extraction | $250,001 | $62,204 |
| Construction | $31,027 | $35,300 |
| Manufacturing | $40,257 | $42,158 |
| Wholesale Trade | $36,183 | $41,714 |
| Retail Trade | $21,358 | $21,666 |
| Transportation and Warehousing | $34,921 | $40,449 |
| Utilities | $52,727 | $62,996 |
| Information | $35,857 | $48,512 |
| Finance and Insurance | $50,087 | $50,584 |
| Real Estate and Rental and Leasing | $31,850 | $36,265 |
| Professional, Scientific, and Technical Services | $47,799 | $59,897 |
| Management of Companies and Enterprises | $0 | $61,392 |
| Administrative and Support and Waste Services | $22,772 | $23,873 |
| Educational Services | $36,901 | $37,346 |
| Health Care and Social Assistance | $34,701 | $33,234 |
| Arts, Entertainment, and Recreation | $20,865 | $21,042 |
| Accommodation and Food Services | $19,578 | $14,790 |
| Other Services | $21,183 | $22,627 |
| Public Administration | $44,594 | $51,719 |