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Chemical Engineers Salary in Illinois

Last updated: 2025 BLS data · Page refreshed:

How much do Chemical Engineers make in Illinois?

Last updated: 2025 data from the Bureau of Labor Statistics

$121,560
Median Annual Salary
▲ +1.0% vs 2024
$123,570
Mean Salary
$121,560
Median Salary
$58.44
Hourly Rate
520 people work as Chemical Engineers in Illinois

Chemical Engineers salary by percentile in Illinois

BLS-reported salary distribution — from entry-level (10th percentile) to top earners (90th percentile).

Chemical Engineers salary in Illinois — 2025 BLS percentilesHorizontal bars showing 10th, 25th, 50th, 75th and 90th percentile annual salaries for Chemical Engineers in Illinois.10thBottom 10% earn less than $79,120$79,12025th25% earn less than $95,800$95,800MedianHalf earn more than $121,560$121,56075th75% earn less than $140,010$140,01090thTop 10% earn more than $176,110$176,110

Chemical Engineers in Illinois earn a median salary of $121,560 per year ($10,130/month). This is 5.1% above the national average of $115,633. Illinois ranks #15 out of 41 states for Chemical Engineers pay. Approximately 520 people work in this occupation across Illinois. Salaries increased by 1.0% compared to 2024.

About This Job: Chemical Engineers

Design chemical plant equipment and devise processes for manufacturing chemicals and products, such as gasoline, synthetic rubber, plastics, detergents, cement, paper, and pulp, by applying principles and technology of chemistry, physics, and engineering.

Top Skills

Science
4.25
Complex Problem Solving
4.12
Critical Thinking
4.0
Reading Comprehension
3.88
Mathematics
3.88

Key Knowledge Areas

Engineering and Technology
5.0
Mathematics
4.77
Chemistry
4.77
Physics
4.36
Production and Processing
4.27
Typical Education: Bachelor's Degree (81.8% of workers)

Source: O*NET OnLine, U.S. Department of Labor

Salary Range: Chemical Engineers in Illinois

Salaries for Chemical Engineers in Illinois range from $79,120 at the 10th percentile (entry level) to $176,110 at the 90th percentile (experienced). The middle 50% earn between $95,800 and $140,010.

Median $121,560
P10: $79,120 P25: $95,800 P75: $140,010 P90: $176,110
10th
$79,120
25th
$95,800
Median
$121,560
75th
$140,010
90th
$176,110
Percentile Annual Salary Hourly Rate Monthly
10th Percentile (Entry Level) $79,120 $38.04 $6,593
25th Percentile $95,800 $46.06 $7,983
Median (50th) $121,560 $58.44 $10,130
75th Percentile $140,010 $67.31 $11,667
90th Percentile (Experienced) $176,110 $84.67 $14,675

Note: The mean (average) salary of $123,570 differs from the median because salary distributions are typically skewed by high earners.

📊 How Does This Compare?

#15
Illinois ranks #15 of 41 states
$115,633
National avg. for Chemical Engineers
+5.1%
vs. national average
Above Average

What does this salary really buy? See Chemical Engineers salary in Illinois adjusted for cost of living →

How much do you actually take home? See Chemical Engineers take-home pay in Illinois after taxes →

Explore Chemical Engineers Data in Illinois

Chemical Engineers Salary by State

Compare Chemical Engineers pay across states — sorted by highest median salary.

View all 50 states →

Frequently Asked Questions

How much do Chemical Engineers make in Illinois?
The median annual salary for Chemical Engineers in Illinois is $121,560 as of 2025. The average (mean) salary is $123,570.
What is the salary range for a Chemical Engineers in Illinois?
Salaries for Chemical Engineers in Illinois range from $79,120 at the 10th percentile to $176,110 at the 90th percentile. The middle 50% earn between $95,800 and $140,010.
What is the starting salary for a Chemical Engineers in Illinois?
Entry-level Chemical Engineers positions in Illinois typically start around $79,120 (10th percentile). With some experience, salaries rise to $95,800 (25th percentile).
How many people work as Chemical Engineers in Illinois?
According to 2025 BLS data, approximately 520 people are employed as Chemical Engineers in Illinois.
What is the hourly rate for a Chemical Engineers in Illinois?
Based on a standard 2,080-hour work year, the median hourly rate for a Chemical Engineers in Illinois is approximately $58.44 per hour.

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Data Source & Methodology

Salary data is sourced from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS) survey, 2025 estimates. The OEWS survey covers approximately 1.1 million establishments nationwide.

Annual salaries are calculated based on a standard 2,080-hour work year. Actual compensation may vary based on experience, education, employer, and local market conditions. Figures do not include benefits, bonuses, or overtime pay.

Our Methodology · Data Sources · Source: BLS OEWS

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