Stationary Engineers and Boiler Operators salary in Massachusetts
Stationary Engineers and Boiler Operators in Massachusetts earn a median of $80,800 a year ($38.85 an hour), based on BLS data for 530 workers.
Pay ranges from $64,540 for the lowest-paid 10% to $100,710 for the top 10%. That is 3% higher than the national median of $78,620. Massachusetts ranks 13th of 51 states for stationary engineers and boiler operators pay. There are 0.14 stationary engineers and boiler operators per 1,000 jobs here — the job is less common than nationally (location quotient 0.80). The average (mean) salary is $82,450, above the median because a few high earners pull it up.
Pay range for stationary engineers and boiler operators in Massachusetts
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $64,540 | $31.03 |
| 25th percentile | $71,140 | $34.20 |
| Median | $80,800 | $38.85 |
| 75th percentile | $91,140 | $43.82 |
| 90th percentile (top earners) | $100,710 | $48.42 |
| Average (mean) | $82,450 | $39.64 |
Half of stationary engineers and boiler operators earn more than the median and half earn less. Percentiles show the spread: 10% earn less than the 10th percentile, and 10% earn more than the 90th.
Median paycheck, before taxes
| Pay period | Amount |
|---|---|
| Monthly | $6,733.33 |
| Semi-monthly (24 a year) | $3,366.67 |
| Biweekly (26 a year) | $3,107.69 |
| Weekly | $1,553.85 |
| Hourly | $38.85 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Buying a home? On a $80,800 salary, see how much house you can afford in Massachusetts at today's mortgage rates, or work out a payment with the mortgage calculator.
Stationary Engineers and Boiler Operators salary in cities in Massachusetts
| Metro area | Median salary | Workers |
|---|---|---|
| Boston-Cambridge-Newton, MA-NH | $83,950 | 340 |
| Worcester, MA | $78,210 | 50 |
| Springfield, MA | $70,250 | 50 |
| Providence-Warwick, RI-MA | $66,550 | 90 |
Highest-paying states for stationary engineers and boiler operators
| State | Median salary |
|---|---|
| Illinois | $115,780 |
| Wyoming | $111,920 |
| Hawaii | $103,400 |
| Connecticut | $94,870 |
| New York | $94,070 |
| Washington | $91,530 |
| California | $90,650 |
| District of Columbia | $90,470 |
| Alaska | $88,330 |
| Maryland | $85,240 |
See Stationary Engineers and Boiler Operators pay in every state.
Related jobs in Massachusetts
| Job | Median salary | Hourly |
|---|---|---|
| Water and Wastewater Treatment Plant and System Operators | $68,550 | $32.96 |
| Power Plant Operator | $100,140 | $48.14 |
| Chemical Plant and System Operators | $83,710 | $40.25 |
| Power Distributors and Dispatchers | $121,010 | $58.18 |
| Gas Plant Operator | $103,830 | $49.92 |
| Plant and System Operators, All Other | $120,660 | $58.01 |
| First-Line Supervisors of Production and Operating Workers | $79,920 | $38.42 |
| Miscellaneous Assemblers and Fabricators | $46,720 | $22.46 |
| Electrical, Electronic, and Electromechanical Assemblers, Except Coil Winders, Tapers, and Finishers | $47,130 | $22.66 |
| Inspectors, Testers, Sorters, Samplers, and Weighers | $52,270 | $25.13 |
| Machinist | $67,270 | $32.34 |
| Baker | $38,130 | $18.33 |
| Food Batchmaker | $36,880 | $17.73 |
| Packaging and Filling Machine Operators and Tenders | $40,360 | $19.40 |
More: Production Occupations · all salaries in Massachusetts
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 51-8021. Wages include base pay, tips, commissions and shift pay, but not overtime, bonuses or benefits, and exclude the self-employed.
Frequently asked questions
How much does a stationary engineers and boiler operators make in Massachusetts?
The median salary for stationary engineers and boiler operators in Massachusetts is $80,800 a year, or $38.85 an hour. Pay ranges from $64,540 for the lowest-paid 10% to $100,710 for the top 10%.
How much do the highest-paid stationary engineers and boiler operators make in Massachusetts?
The top 10% of stationary engineers and boiler operators in Massachusetts earn at least $100,710 a year. The top 25% earn $91,140 or more.
What is the starting pay for stationary engineers and boiler operators in Massachusetts?
Entry-level pay (the 10th percentile) is about $64,540 a year, and a quarter of stationary engineers and boiler operators earn $71,140 or less.
How many stationary engineers and boiler operators work in Massachusetts?
About 530 stationary engineers and boiler operators are employed in Massachusetts, not counting the self-employed.