Stationary Engineers and Boiler Operators · Illinois

Stationary Engineers and Boiler Operators Salary in Illinois

Stationary Engineers and Boiler Operators in Illinois earn a median annual wage of $115,780 —47.3% above the national median of $78,620. That ranks IL #1 of 51 covered states and territories for this occupation.

Median annual
$115,780
Median hourly
$55.66
Entry level (P10)
$72,270
10th percentile
Top 10% (P90)
$125,260
90th percentile
Employment
1,680
0.3 per 1,000 jobs
vs U.S. median
+47.3%
U.S. $78,620

Wage distribution

How earnings are spread across workers in this occupation, from the 10th to the 90th percentile.

10th percentile90th percentile
$72,270
$86,750
$115,780
$123,780
$72,270$115,780$125,260
Annual wage distribution. Highlighted segment contains the median of $115,780.

Employment is 1.52× as concentrated as the national average, making Illinois a strong market for this occupation.

Highest-paying states for stationary engineers and boiler operators

All 51 states ranked by median annual wage. Illinois is highlighted.

#StateMedian annual Median hourlyEmploymentLocation quotient
1Illinois$115,780$55.661,6801.52
2Wyoming$111,920$53.811001.98
3Hawaii$103,400$49.71700.59
4Connecticut$94,870$45.612700.87
5New York$94,070$45.224,4802.55
6Washington$91,530$44.005200.80
7California$90,650$43.585,8401.76
8District of Columbia$90,470$43.506204.89
9Alaska$88,330$42.47901.52
10Maryland$85,240$40.988501.70

Related occupations in Illinois

Occupations in the same job family, compared within Illinois.

Frequently asked questions

How much do stationary engineers and boiler operators make in Illinois?

The median annual wage for stationary engineers and boiler operators in Illinois is $115,780, or $55.66 per hour. That is 47.3% above the national median of $78,620.

What is the entry-level stationary engineers and boiler operators salary in Illinois?

Workers at the 10th percentile earn $72,270 per year ($34.74/hour). The 25th percentile is $86,750.

How many people work as stationary engineers and boiler operators in Illinois?

About 1,680 people work in this occupation in Illinois, or 0.3 per 1,000 jobs statewide.

Is Illinois a good state for stationary engineers and boiler operators?

Illinois ranks #1 of 51 states by median wage for this occupation. Employment is 1.52x as concentrated as the national average, making Illinois a strong market for this occupation.

Which state pays stationary engineers and boiler operators the most?

Illinois has the highest median wage at $115,780 per year, followed by Wyoming ($111,920) and Hawaii ($103,400).

Source: U.S. Bureau of Labor Statistics, OEWS May 2025. Occupational Employment and Wage Statistics, cross-industry estimates. Retrieved 2026-10-26. Figures are rounded by BLS to the nearest dollar (annual) and cent (hourly). Percentile wages describe the distribution of workers, not the pay range for a single job posting. bls.gov/oes