Stationary Engineers and Boiler Operators Salary — US State Breakdown (2025)
BLS OES May 2025 · SOC 51-8021As an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.
US Salary Overview
The national median wage for stationary engineers and boiler operators in the United States is $78,620 per year (gross, before tax), based on BLS Occupational Employment and Wage Statistics (May 2025). Around 28,000 people are employed in this occupation nationally. UK data is not available for this occupation — the UK's SOC 2020 classification has no direct equivalent. Before interviews, many candidates work through interview preparation guides for this kind of role.
US Salary Percentiles
| Percentile | Annual (gross) | Notes |
|---|---|---|
| 10th | $50,590 | Entry level / lowest decile |
| 25th | $63,160 | Early career |
| 50th (median) | $78,620 | Typical pay |
| 75th | $101,150 | Experienced |
| 90th | $125,390 | Senior / highest decile |
Career Essentials
Role-specific interview prep for this occupation.
Check Price →Median Salary by State
| State | Median salary | Mean salary | Employment |
|---|---|---|---|
| Illinois | $115,780 | $106,410 | 2,000 |
| Wyoming | $111,920 | $102,500 | 100 |
| Hawaii | $103,400 | $94,580 | 70 |
| Connecticut | $94,870 | $91,990 | 270 |
| New York | $94,070 | $101,070 | 4,000 |
| Washington | $91,530 | $95,180 | 520 |
| California | $90,650 | $91,010 | 6,000 |
| District of Columbia | $90,470 | $89,400 | 620 |
| Alaska | $88,330 | $90,660 | 90 |
| Maryland | $85,240 | $85,940 | 850 |
| Michigan | $82,800 | $77,930 | 490 |
| Colorado | $81,310 | $78,280 | 560 |
| Massachusetts | $80,800 | $82,450 | 530 |
| Nevada | $79,110 | $88,360 | 60 |
| Montana | $77,690 | $77,000 | 110 |
| Delaware | $77,630 | $79,820 | 40 |
| New Jersey | $76,560 | $77,280 | 1,000 |
| Utah | $76,490 | $78,280 | 110 |
| Minnesota | $75,850 | $77,730 | 1,000 |
| Ohio | $75,470 | $74,120 | 760 |
| Arizona | $75,410 | $82,710 | 80 |
| New Mexico | $74,480 | $77,170 | 100 |
| Pennsylvania | $72,900 | $70,990 | 2,000 |
| South Carolina | $72,650 | $71,920 | 170 |
| Missouri | $72,620 | $68,950 | 380 |
| Tennessee | $72,470 | $65,300 | 370 |
| Georgia | $70,640 | $70,740 | 240 |
| Oklahoma | $68,450 | $72,600 | 180 |
| Vermont | $68,400 | $65,530 | 70 |
| South Dakota | $68,090 | $64,300 | 90 |
| Oregon | $67,630 | $71,860 | 330 |
| Indiana | $67,560 | $70,040 | 290 |
| Iowa | $67,450 | $67,030 | 190 |
| Kentucky | $66,770 | $62,810 | 90 |
| North Dakota | $66,760 | $73,950 | 140 |
| New Hampshire | $66,180 | $68,830 | 60 |
| Florida | $65,040 | $66,750 | 170 |
| Nebraska | $64,930 | $67,060 | 290 |
| Kansas | $64,490 | $66,870 | 120 |
| Idaho | $64,460 | $66,500 | 120 |
| Virginia | $64,150 | $64,680 | 350 |
| Texas | $63,810 | $66,890 | 890 |
| Rhode Island | $63,330 | $69,050 | 60 |
| Maine | $62,910 | $64,900 | 290 |
| Wisconsin | $61,170 | $62,330 | 270 |
| North Carolina | $60,860 | $59,430 | 220 |
| Arkansas | $58,000 | $57,250 | 200 |
| Mississippi | $53,640 | $59,070 | 200 |
| Alabama | $53,470 | $57,630 | 220 |
| West Virginia | $53,340 | $53,230 | 40 |
| Puerto Rico | $51,320 | $52,640 | 70 |
| Louisiana | $47,750 | $57,830 | 290 |
Recommended Gear & Prep
Negotiating the offer? A salary negotiation guide helps you anchor to the percentiles above.
Data: BLS OES, May 2025 · Page built 2026-07-18