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The average salary for an Assistant Plant Manager in the United States is approximately $85,755 annually. This figure can fluctuate based on various factors, including location, years of experience, and the specific industry sector. For instance, states such as California and Texas typically offer higher salaries than the national average due to their larger manufacturing bases and demand for skilled managers.
As you gain experience in the role, your earning potential increases. Entry-level positions start around $60,000, while seasoned professionals can earn upwards of $100,000 per year, particularly in high-demand industries. The growth in this sector is driven by the need for efficiency and productivity in manufacturing processes, making skilled managers essential.
In addition to salary, many companies offer benefits such as health insurance, retirement plans, and bonuses, which can enhance overall compensation. For those considering this career path, understanding regional salary differences and the potential for growth is key to making informed career decisions.
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The average assistant plant manager salary in California, New Jersey, and Massachusetts are the highest in the U.S. The lowest average assistant plant manager salary states are Kentucky, Texas, and Florida.
| Rank | State | Avg. salary | Hourly rate |
|---|---|---|---|
| 1 | California | $101,965 | $49.02 |
| 2 | Ohio | $84,013 | $40.39 |
| 3 | Michigan | $85,214 | $40.97 |
| 4 | Pennsylvania | $91,126 | $43.81 |
| 5 | Wisconsin | $84,229 | $40.49 |
| 6 | New York | $93,432 | $44.92 |
| 7 | New Jersey | $95,173 | $45.76 |
| 8 | Connecticut | $92,586 | $44.51 |
| 9 | Massachusetts | $95,063 | $45.70 |
| 10 | Oregon | $92,528 | $44.48 |
| 11 | Washington | $86,592 | $41.63 |
| 12 | Arizona | $80,632 | $38.77 |
| 13 | District of Columbia | $87,167 | $41.91 |
| 14 | Utah | $82,591 | $39.71 |
| 15 | Delaware | $82,873 | $39.84 |
| 16 | Mississippi | $78,288 | $37.64 |
| 17 | Nevada | $82,416 | $39.62 |
| 18 | Kansas | $78,239 | $37.61 |
| 19 | Rhode Island | $86,512 | $41.59 |
| 20 | North Carolina | $77,159 | $37.10 |
| 21 | Oklahoma | $79,203 | $38.08 |
| 22 | Maryland | $82,471 | $39.65 |
| 23 | Illinois | $73,400 | $35.29 |
| 24 | Vermont | $78,453 | $37.72 |
| 25 | West Virginia | $71,572 | $34.41 |
| 26 | Indiana | $69,376 | $33.35 |
| 27 | Virginia | $77,621 | $37.32 |
| 28 | Idaho | $76,958 | $37.00 |
| 29 | South Carolina | $70,087 | $33.70 |
| 30 | Tennessee | $70,407 | $33.85 |
| 31 | New Hampshire | $77,162 | $37.10 |
| 32 | Arkansas | $66,511 | $31.98 |
| 33 | North Dakota | $73,357 | $35.27 |
| 34 | Georgia | $70,058 | $33.68 |
| 35 | Alabama | $68,773 | $33.06 |
| 36 | Montana | $72,450 | $34.83 |
| 37 | South Dakota | $69,419 | $33.37 |
| 38 | New Mexico | $74,157 | $35.65 |
| 39 | Nebraska | $71,824 | $34.53 |
| 40 | Kentucky | $64,614 | $31.06 |
| 41 | Minnesota | $71,943 | $34.59 |
| 42 | Colorado | $69,052 | $33.20 |
| 43 | Alaska | $69,307 | $33.32 |
| 44 | Iowa | $60,733 | $29.20 |
| 45 | Texas | $64,423 | $30.97 |
| 46 | Maine | $70,877 | $34.08 |
| 47 | Wyoming | $65,513 | $31.50 |
| 48 | Missouri | $62,998 | $30.29 |
| 49 | Florida | $64,217 | $30.87 |
| 50 | Louisiana | $67,029 | $32.23 |
| 51 | Hawaii | $60,146 | $28.92 |
The highest-paying cities for assistant plant managers are Berkeley, CA, Milford, CT, and Elmira, NY.
| Rank | City | Avg. salary | Hourly rate |
|---|---|---|---|
| 1 | Berkeley, CA | $117,536 | $56.51 |
| 2 | Milford, CT | $93,187 | $44.80 |
| 3 | Elmira, NY | $92,029 | $44.24 |
| 4 | Portland, OR | $91,519 | $44.00 |
| 5 | Brunswick, OH | $87,092 | $41.87 |
| 6 | Warren, MI | $86,163 | $41.42 |
| 7 | Baltimore, MD | $82,807 | $39.81 |
| 8 | Eau Claire, WI | $81,597 | $39.23 |
| 9 | Tucson, AZ | $79,393 | $38.17 |
| 10 | Petersburg, VA | $77,095 | $37.06 |
| 11 | Chicago, IL | $73,874 | $35.52 |
| 12 | Duluth, MN | $71,511 | $34.38 |
| 13 | Wheat Ridge, CO | $68,994 | $33.17 |
| 14 | Jeffersonville, IN | $67,628 | $32.51 |
| 15 | Rapid City, SD | $67,313 | $32.36 |
| 16 | Little Rock, AR | $66,541 | $31.99 |
| 17 | Austin, TX | $64,895 | $31.20 |
| 18 | Miami, FL | $62,878 | $30.23 |
| 19 | Marshalltown, IA | $60,901 | $29.28 |
An assistant plant manager's salary ranges from $58,000 a year at the 10th percentile to $126,000 at the 90th percentile.

| Percentile | Annual salary | Monthly salary | Hourly rate |
|---|---|---|---|
| 90th Percentile | $126,000 | $10,500 | $61 |
| 75th Percentile | $105,000 | $8,750 | $50 |
| Average | $85,755 | $7,146 | $41 |
| 25th Percentile | $69,000 | $5,750 | $33 |
| 10th Percentile | $58,000 | $4,833 | $28 |
The highest paying types of assistant plant managers are manufacturing director, senior manufacturing manager, and vice president of manufacturing.
| Job title | Annual salary | Monthly salary | Hourly rate | Job openings |
|---|---|---|---|---|
| Production Supervisor | $63,391 | $5,283 | $30.48 | 83,529 |
| Line Supervisor | $55,107 | $4,592 | $26.49 | 105,473 |
| Production Administrator | $39,943 | $3,329 | $19.20 | 102,025 |
| Manufacturing Director | $147,277 | $12,273 | $70.81 | 42,235 |
| Production Supervisor/Manager | $88,803 | $7,400 | $42.69 | 74,197 |
| Plant Superintendent | $95,149 | $7,929 | $45.74 | 31,744 |
Top companies hiring assistant plant managers now:
Assistant plant manager salaries at Cirrus Aircraft and Abbott are the highest-paying according to our most recent salary estimates. In addition, the average assistant plant manager salary at companies like DTE Energy and Alere are highly competitive.
| Rank | Company | Average salary | Hourly rate |
|---|---|---|---|
| 1 | Cirrus Aircraft | $129,390 | $62.21 |
| 2 | Abbott | $113,835 | $54.73 |
| 3 | DTE Energy | $104,781 | $50.38 |
| 4 | Alere | $100,408 | $48.27 |
| 5 | Syngenta | $98,972 | $47.58 |
| 6 | Airgas | $98,860 | $47.53 |
| 7 | The Judge Group | $98,479 | $47.35 |
| 8 | Post Holdings | $96,469 | $46.38 |
| 9 | Florida Crystals | $93,048 | $44.73 |
| 10 | Tyson Foods | $92,603 | $44.52 |
| 11 | Pactiv | $92,103 | $44.28 |
| 12 | Michael Foods | $91,137 | $43.82 |
| 13 | EPE | $88,103 | $42.36 |
| 14 | ASR Group | $86,934 | $41.80 |
| 15 | OSI Group | $86,728 | $41.70 |
| 16 | Cobalt Boats | $86,121 | $41.40 |
| 17 | Oldcastle Infrastructure | $81,713 | $39.29 |
| 18 | O-I Glass | $79,554 | $38.25 |
| 19 | Prysmian Group | $76,882 | $36.96 |
| 20 | Carlisle Companies | $75,942 | $36.51 |
The average assistant plant manager salary has risen by $16,238 over the last ten years. In 2014, the average assistant plant manager earned $69,517 annually, but today, they earn $85,755 a year. That works out to a 12% change in pay for assistant plant managers over the last decade.
Compare assistant plant manager salaries for cities or states with the national average over time.
Compare assistant plant manager salaries for individual cities or states with the national average.
| Year | Avg. salary | Hourly rate | % Change |
|---|---|---|---|
| 2025 | $85,800 | $41.23 | +3.0% |
| 2024 | $83,100 | $39.97 | +2.0% |
| 2023 | $81,500 | $39.18 | +2.7% |
| 2022 | $79,300 | $38.12 | +3.4% |
| 2021 | $76,600 | $36.81 | +3.3% |
| Company | Job | Location | Date added | Salary |
|---|---|---|---|---|
| Ardent Mills | Assistant Plant Manager | Arlington, OR | 06/30/2025 | $102,600 |
| 48Forty Solutions | Assistant Plant Manager | Charlotte, NC | 06/28/2025 | $70,000 |
| 48Forty Solutions | Assistant Plant Manager | San Antonio, TX | 06/28/2025 | $55,000 |
| Pronto! Staffing CLB | Job #1421 Assistant Plant Manager | Ardmore, OK | 06/28/2025 | $60,210 |
| Worldwide Foam | Assistant Plant Manager-Warehouse Operations | La Porte, IN | 06/27/2025 | $80,000 |
| Cargill, Inc. | Assistant Plant Manager | Albany, NY | 06/26/2025 | $82,000 |
| Heritage Construction + Materials | Assistant Plant Manager | Morris, IL | 06/25/2025 | $80,000 |
| Baker Commodities | Assistant Plant Manager | Seattle, WA | 06/20/2025 | $85,000 |
| Unitex | Bi-Lingual Spanish-Assistant Plant Manager | Hartford, CT | 06/15/2025 | $75,000 |
| Tofurky | Assistant Plant Manager | Hood River, OR | 06/15/2025 | $115,000 |
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