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BLSSalary

Stationary Engineers and Boiler Operators Salary (2025)

Based on 28,250 employed workers · BLS OEWS May 2025

Official BLS Data
Annual Mean
$83,960
$40.37/hr
Annual Median
$78,620
$37.80/hr
Bottom 10%
$50,590
$24.32/hr
Top 10%
$125,390
$60.28/hr

Salary Percentile Breakdown

PercentileAnnual
10th Percentile
Bottom 10%
$50,590
25th Percentile
Lower quarter
$63,160
50th PercentileMedian
Median
$78,620
75th Percentile
Upper quarter
$101,150
90th Percentile
Top 10%
$125,390

Salary Distribution

Annual Salary Range

10th

$51K

25th

$63K

Median

$79K

75th

$101K

90th

$125K

Highest Paying States for Stationary Engineers and Boiler Operators

States with highest average wages · BLS May 2025

StateAnnual Mean
Illinois$106,410
Wyoming$102,500
New York$101,070
Washington$95,180
Hawaii$94,580
Connecticut$91,990
California$91,010
Alaska$90,660
District of Columbia$89,400
Nevada$88,360

Geographic Salary Variation

Stationary Engineers and Boiler Operators salaries vary significantly across the United States. The highest paying state is Illinois at an average of $106,410 per year, while Nevada has an average of $88,360 — a difference of $18,050. These geographic differences reflect variations in cost of living, demand, and local labor market conditions.

About Stationary Engineers and Boiler Operators

According to the Bureau of Labor Statistics, 28,250 workers were employed as Stationary Engineers and Boiler Operatorss in the United States as of May 2025. This occupation is classified under Production Occupations. The annual mean wage of $83,960 reflects data from employer surveys conducted by BLS.

Source: BLS OEWS May 2025 · SOC Code: 51-8021

What do these percentiles mean? The 10th percentile ($50,590) represents entry-level or part-time Stationary Engineers and Boiler Operatorss, while the 90th percentile ($125,390) represents highly experienced professionals or those in high-demand locations. The median ($78,620) is the midpoint — half of all Stationary Engineers and Boiler Operatorss earn more and half earn less than this amount.
Data sourced from the BLS Occupational Employment and Wage Statistics program, May 2025. Public domain. Not affiliated with the US Bureau of Labor Statistics.