Environmental Engineer Salary in Illinois (2026)

Official state-level BLS pay data for Environmental Engineers in Illinois, plus how it compares with the rest of the country.

Official BLS state wage data · Unknown vintage
Illinois Median
$107,990
per year
Hourly Rate
$51.92
based on 2,080 hrs/yr
vs National
+1% vs US median
US median $107,110
State Rank
#16 of 50
940 employed here

How much does an Environmental Engineer make in Illinois?

An Environmental Engineer working in Illinois earns a median salary of $107,990 per year, or about $51.92 per hour. That is 1% above the national median of $107,110 for this occupation.

Within Illinois, entry-level pay starts around $71,990 while the top 10% make $153,150 or more. The middle 50% of earners fall between $87,090 and $123,960 a year.

Environmental Engineer salary range in Illinois

Pay levelAnnual salaryHourly rate
10th percentile (entry level)$71,990$34.61
25th percentile (early career)$87,090$41.87
50th percentile (median)$107,990$51.92
75th percentile (experienced)$123,960$59.60
90th percentile (top earners)$153,150$73.63

How Illinois compares

Illinois ranks 16th out of 50 states and territories for Environmental Engineer pay. The top 5 best-paying states:

RankStateMedian salary
1Louisiana$130,510
2California$130,410
3Oregon$127,100
4Washington$125,460
5Texas$123,060

Working as an Environmental Engineer in Illinois

Nationally, about 38,000 people work as Environmental Engineers in the United States. A bachelor's degree (about 4 years of college) is the standard entry requirement.

Considering a move? Compare Illinois pay ($107,990) against the highest-paying state above, and weigh the difference against housing and everyday costs — a smaller paycheck in a cheaper state can stretch further.

Frequently asked questions

How much does an Environmental Engineer make in Illinois?
The median Environmental Engineer salary in Illinois is $107,990 per year, or about $51.92 per hour, per official BLS state wage estimates. Salaries typically range from $71,990 at the entry level to $153,150 for the top 10% of earners.
How does Illinois pay compare to the national average?
Illinois pays Environmental Engineers about 1% more than the national median of $107,110. Illinois ranks 16th out of 50 states and territories reporting this occupation.
Is Illinois a good state for Environmental Engineers?
Yes on pay — Illinois pays above the national median for this occupation, at $107,990 a year. About 940 Environmental Engineers are employed in Illinois. Weigh that against local housing and living costs before moving.
What are the highest-paying jobs in Illinois?
The highest-paying occupations in Illinois include Cardiologist ($517,850), Surgeon, All Other ($438,010), Dermatologist ($435,750), based on median annual pay in official BLS state estimates.

← See the national Environmental Engineer salary report

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Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), Unknown vintage. Education requirements: O*NET (U.S. Department of Labor). State figures are official BLS state-level wage estimates. Where BLS suppresses a state percentile, it is scaled from the official national distribution. Individual pay varies by employer, metro area, and experience.