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Stationary Engineers And Boiler Operators Salary: Lima, OH vs Springfield, IL

Stationary Engineers And Boiler Operators earn a median of $85,930 in Lima, OH and $117,590 in Springfield, IL. That is a nominal gap of $31,660 (-26.9%), with Springfield, IL paying more before any cost-of-living adjustment.

Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics survey, May 2025 estimates. Cost-of-living adjustment uses BEA Regional Price Parities, most recent release.

$85,930
Lima, OH median
$95,830 after COL
$117,590
Springfield, IL median
$126,789 after COL
-26.9%
Nominal gap
Springfield, IL leads
-24.4%
Adjusted gap
Springfield, IL leads after COL

The story behind the numbers

On raw wages, Springfield, IL pays $31,660 more per year than Lima, OH for stationary engineers and boiler operators, a gap of +26.9%.

After adjusting for cost of living, Springfield, IL still comes out ahead, with roughly $30,958 of extra purchasing power (+24.4% real gap). Local prices do not reverse the nominal advantage.

Full breakdown by location

Detailed wage, employment, and cost-of-living figures for stationary engineers and boiler operators in each location. Click through to the full local salary page for percentiles, outlook, and peer areas.

Stationary Engineers And Boiler Operators

Lima, OH

Median salary
$85,930
Mean salary
$84,750
Employment
30
Location quotient
3.60
Jobs per 1,000
0.7
COL-adjusted median
$95,830
Regional Price Parity
89.7%

Exact metro RPP match.

Full Stationary Engineers And Boiler Operators page for Lima, OH →

Stationary Engineers And Boiler Operators

Springfield, IL

Median salary
$117,590
Mean salary
$114,300
Employment
60
Location quotient
3.46
Jobs per 1,000
0.6
COL-adjusted median
$126,789
Regional Price Parity
92.7%

Exact metro RPP match.

Full Stationary Engineers And Boiler Operators page for Springfield, IL →

Related pages

Keep digging into stationary engineers and boiler operators from a different angle.

Common questions about this comparison

What does the cost-of-living adjustment actually do? +

It divides each location's nominal median wage by its Regional Price Parity (RPP), which measures how local prices compare to the national average (100 = national). A wage of $100,000 in an area with RPP 120 has the same purchasing power as roughly $83,000 nationally.

Why would the nominal and adjusted winners disagree? +

High-cost metros often pay higher salaries, but not by enough to fully offset the higher cost of housing, goods, and services. When that happens, the location with the lower nominal wage actually offers more real purchasing power.

What is a location quotient? +

The location quotient measures how concentrated an occupation is in a given area versus the national average. A value of 2.0 means the occupation is twice as common there as nationally. It is a signal of what a metro specializes in.