Careers

Stationary Engineers and Boiler Operators Salary and Pay

How much do Stationary Engineers and Boiler Operators make?

The median Stationary Engineers and Boiler Operators worker earns $75,190 a year ($36.15), and the mean annual wage is $79,710. BLS counted 30,780 people in this occupation in May 2024. The middle half of earners make between $60,110 and $96,420.

One page for the whole Stationary Engineers and Boiler Operators pay distribution: national ladder first, then all 50 state rows and the metro rankings, every figure from BLS OEWS May 2024.

Updated November 5, 2026

Salary converter for this occupation

Gross pay only, before taxes and benefits. The picker starts at this occupation's median ($75,190); the custom box accepts any annual figure, which is how you price an offer letter against the ladder below.

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The national wage ladder (BLS OEWS, May 2024)

Pay levelAnnual wageHourly wage
10th percentile$47,310$22.75
25th percentile$60,110$28.90
Median (50th)$75,190$36.15
75th percentile$96,420$46.36
90th percentile$121,200$58.27

Percentiles answer the question a single average cannot: where would a given Stationary Engineers and Boiler Operators offer sit among all 30,780 workers doing this job? The survey top-codes at $239,200+ and withholds unreliable cells, shown as n/p in the table.

Employment and concentration

The occupation employed 30,780 people in May 2024, 0.02% of every job BLS counted. California is the largest employer at 7,800 jobs, and the leading three states between them hold 44.9% of the workforce. Concentration peaks in District of Columbia, whose location quotient of 2.90 says this work is 2.90 times as dense there as it is nationwide.

Read the ladder as a career path in numbers: $60,110 at the 25th percentile, $75,190 at the middle, $96,420 at the 75th. The full 10-to-90 range runs $73,890, a ratio of 2.6 to 1. Where a specific job offer lands on that range says more about the role's level than the occupation's headline median does.

Pay by state

Illinois posts the highest median annual wage in the state table at $112,230, and California the largest headcount. The full table, sorted by employment:

StateEmploymentJobs per 1,000Location quotientMean annualMedian annual
California7,8000.42.16$81,960$78,490
New York4,3500.52.28$97,490$91,790
Illinois1,6700.31.38$103,530$112,230
Pennsylvania1,6700.31.39$70,090$69,290
Minnesota1,5400.52.64$75,360$73,560
Maryland1,1700.42.14$87,740$82,960
New Jersey1,1300.31.33$75,540$74,620
Texas9300.10.33$66,340$64,050
Ohio6400.10.58$70,070$72,070
Washington6300.20.90$92,070$89,170
Massachusetts5800.20.80$75,660$76,850
Colorado5500.20.95$72,010$73,900
Michigan5000.10.57$72,750$78,370
Oregon4400.21.13$67,720$65,340
Tennessee4300.10.66$54,710$54,250
District of Columbia4100.62.90$92,980$89,160
Missouri4000.10.68$66,220$63,560
Alabama3700.20.88$53,610$47,460
Indiana3400.10.53$68,700$69,580
Virginia3400.10.42$66,460$64,970
Maine3000.52.40$62,380$61,300
Louisiana2900.20.76$52,190$46,170
North Carolina2900.10.30$57,170$58,280
Nebraska2800.31.39$63,310$63,680
South Carolina2600.10.56$59,270$59,450
Arkansas2500.20.97$56,310$56,180
Connecticut2300.10.69$89,080$90,420
Georgia2300.00.24$69,490$67,930
Florida2100.00.11$68,410$69,250
Mississippi2100.20.92$58,230$51,960
Oklahoma2000.10.60$68,710$65,900
Iowa1900.10.61$65,360$65,380
Wisconsin1800.10.30$62,580$62,010
North Dakota1600.41.92$64,270$62,760
Idaho1500.20.90$62,670$62,430
Alaska1400.52.25$87,460$87,010
Kentucky1400.10.35$63,070$66,630
Kansas1300.10.44$66,070$62,460
Montana1200.21.14$72,070$67,130
Wyoming1200.42.17$100,000$110,380
Arizona1100.00.17$80,750$72,820
Utah1100.10.32$72,940$69,450
Hawaii900.20.76$93,610$100,200
South Dakota900.21.00$60,750$66,000
Rhode Island800.20.77$67,480$62,650
Vermont700.21.16$55,890$54,490
Nevada600.00.19$86,220$76,630
New Hampshire600.10.42$70,430$72,360
Delaware500.10.57$77,390$78,280
New Mexico500.10.31$56,730$49,140

The occupation in context

Ranked against all 826 published occupations, Stationary Engineers and Boiler Operators stands number 478 by employment and number 252 by median pay. Inside its own major group, Production Occupations, the group median wage is $46,020 across 105 detailed occupations, so this occupation pays 63% more than its group median, and it supplies 0.4% of the group's 8,743,430 jobs. In 14 of the 50 states with a published median, the state median beats the national median of $75,190, which is the single best quick test of whether this occupation's pay is set nationally or locally: a high count means local markets regularly outbid the national figure.

Metropolitan areas: where the jobs and the pay sit

New York-Newark-Jersey City, NY-NJ is the largest metro employer with 3,490 jobs, 11.3% of the national total. Two rankings follow across the 122 metros BLS publishes for this occupation: where the jobs are, then where the money is, with the pay ranking restricted to metros employing at least 500 people in this occupation to keep small samples out of the lead.

Largest metro employers

Metropolitan areaEmploymentMean annualMedian annual
New York-Newark-Jersey City, NY-NJ3,490$105,590$103,880
Los Angeles-Long Beach-Anaheim, CA2,610$74,770$69,850
San Francisco-Oakland-Fremont, CA1,290$107,540$124,120
Chicago-Naperville-Elgin, IL-IN1,170$105,880$112,230
Minneapolis-St. Paul-Bloomington, MN-WI840$78,070$74,150
Washington-Arlington-Alexandria, DC-VA-MD-WV830$92,110$89,190
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD680$79,580$77,410
San Diego-Chula Vista-Carlsbad, CA680$69,780$60,990
Sacramento-Roseville-Folsom, CA610$84,380$91,800
Baltimore-Columbia-Towson, MD580$87,000$82,320

Highest-paying metros (500+ jobs)

Metropolitan areaEmploymentMean annualMedian annual
San Francisco-Oakland-Fremont, CA1,290$107,540$124,120
Chicago-Naperville-Elgin, IL-IN1,170$105,880$112,230
New York-Newark-Jersey City, NY-NJ3,490$105,590$103,880
Washington-Arlington-Alexandria, DC-VA-MD-WV830$92,110$89,190
Baltimore-Columbia-Towson, MD580$87,000$82,320
Sacramento-Roseville-Folsom, CA610$84,380$91,800
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD680$79,580$77,410
Minneapolis-St. Paul-Bloomington, MN-WI840$78,070$74,150
Los Angeles-Long Beach-Anaheim, CA2,610$74,770$69,850
Riverside-San Bernardino-Ontario, CA540$71,210$61,040

At the other end, San Diego-Chula Vista-Carlsbad, CA posts the lowest mean pay among metros with at least 500 jobs, $69,780 a year, against $107,540 in San Francisco-Oakland-Fremont, CA. The lowest-paying large metro and the highest are both real markets for this occupation; the difference between them is the geography premium, or penalty, in cash terms.

What the median pay looks like as a budget

As a household number, $75,190 a year is $6,266 a month gross, $2,892 every two weeks, $1,446 a week. Moving from the 25th percentile ($60,110) to the 75th ($96,420) is worth $36,310 a year, which is the realistic size of the experience and specialization premium inside this occupation. The next step from a gross figure is a net one: run the $6,266 monthly figure through the paycheck calculator applies your state's taxes, the salary calculator compares two offers in any unit, and the raise vs inflation calculator tells you whether a nominal raise is a real one.

To place a real offer: a salary of $82,709 would sit between the median ($75,190) and the 75th percentile ($96,420), inside the top half but outside the top quarter of this occupation's ladder. An offer at the 25th percentile, $60,110, is $15,080 under the median, the typical size of the discount attached to entry-level or low-cost-market postings in this field.

Related occupations in Production Occupations

Pay for the neighboring roles in the same BLS major group: Fabric and Apparel Patternmakers, Sewers, Hand, Patternmakers, Metal and Plastic, Model Makers, Wood, Timing Device Assemblers and Adjusters, Patternmakers, Wood. The full directory is on the Careers hub.

Sources and data: SOC 51-8021 in the federal wage survey: national ladder from file oesm24nat, state table from oesm24st, metro tables from oesm24ma, all in the U.S. Bureau of Labor Statistics OEWS May 2024 release of April 2, 2025, downloaded November 5, 2026 from bls.gov. Figures are survey estimates for wage and salary employment, not job-posting data. See also our data methodology. Figures are estimates for planning, not financial advice.

Frequently asked questions

How much do Stationary Engineers and Boiler Operators make an hour?

The median hourly wage is $36.15, and the mean hourly wage is $38.32, from the May 2024 OEWS estimates. Annual figures for Stationary Engineers and Boiler Operators use the survey's 2,080-hour year where a conversion is needed, which is how the $75,190 annual median and the hourly figures reconcile.

Which state pays Stationary Engineers and Boiler Operators the most?

Illinois, with a median annual wage of $112,230 across 1,670 jobs. The full state table on this page ranks every publishing state by employment and shows median and mean side by side.

How big is the Stationary Engineers and Boiler Operators workforce?

30,780 wage and salary workers in May 2024, 0.02% of U.S. employment in the survey. Employment concentrates most in District of Columbia by location quotient (2.90).

How current is this Stationary Engineers and Boiler Operators salary data?

These are the May 2024 OEWS estimates behind the $75,190 median and the 30,780 job count on this page, released by BLS on April 2, 2025 and downloaded on November 5, 2026. OEWS is an employer survey, so those figures describe wages actually paid in this occupation, not advertised ranges.