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Biological Science Teachers, Postsecondary Salary in Illinois

Last updated: 2025 BLS data · Page refreshed:

How much do Biological Science Teachers, Postsecondary make in Illinois?

Last updated: 2025 data from the Bureau of Labor Statistics

$99,060
Median Annual Salary
▲ +18.5% vs 2024
$108,130
Mean Salary
$99,060
Median Salary
$47.62
Hourly Rate
2,340 people work as Biological Science Teachers, Postsecondary in Illinois

Biological Science Teachers, Postsecondary salary by percentile in Illinois

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

Biological Science Teachers, Postsecondary salary in Illinois — 2025 BLS percentilesHorizontal bars showing 10th, 25th, 50th, 75th and 90th percentile annual salaries for Biological Science Teachers, Postsecondary in Illinois.10thBottom 10% earn less than $47,340$47,34025th25% earn less than $62,740$62,740MedianHalf earn more than $99,060$99,06075th75% earn less than $132,780$132,78090thTop 10% earn more than $207,930$207,930

Biological Science Teachers, Postsecondary in Illinois earn a median salary of $99,060 per year ($8,255/month). This is 14.5% above the national average of $86,490. Illinois ranks #9 out of 49 states for Biological Science Teachers, Postsecondary pay. Approximately 2,340 people work in this occupation across Illinois. Salaries increased by 18.5% compared to 2024.

About This Job: Biological Science Teachers, Postsecondary

Teach courses in biological sciences. Includes both teachers primarily engaged in teaching and those who do a combination of teaching and research.

Top Skills

Speaking
4.25
Learning Strategies
4.12
Instructing
4.12
Reading Comprehension
4.0
Active Listening
4.0

Key Knowledge Areas

Biology
4.98
English Language
4.38
Mathematics
4.16
Chemistry
4.09
Education and Training
4.06
Typical Education: Doctoral Degree (48.4% of workers)

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

Salary Range: Biological Science Teachers, Postsecondary in Illinois

Salaries for Biological Science Teachers, Postsecondary in Illinois range from $47,340 at the 10th percentile (entry level) to $207,930 at the 90th percentile (experienced). The middle 50% earn between $62,740 and $132,780.

Median $99,060
P10: $47,340 P25: $62,740 P75: $132,780 P90: $207,930
10th
$47,340
25th
$62,740
Median
$99,060
75th
$132,780
90th
$207,930
Percentile Annual Salary Hourly Rate Monthly
10th Percentile (Entry Level) $47,340 $22.76 $3,945
25th Percentile $62,740 $30.16 $5,228
Median (50th) $99,060 $47.62 $8,255
75th Percentile $132,780 $63.84 $11,065
90th Percentile (Experienced) $207,930 $99.97 $17,327

Note: The mean (average) salary of $108,130 differs from the median because salary distributions are typically skewed by high earners.

📊 How Does This Compare?

#9
Illinois ranks #9 of 49 states
$86,490
National avg. for Biological Science Teachers, Postsecondary
+14.5%
vs. national average
Above Average

What does this salary really buy? See Biological Science Teachers, Postsecondary salary in Illinois adjusted for cost of living →

How much do you actually take home? See Biological Science Teachers, Postsecondary take-home pay in Illinois after taxes →

Explore Biological Science Teachers, Postsecondary Data in Illinois

Biological Science Teachers, Postsecondary Salary by State

Compare Biological Science Teachers, Postsecondary pay across states — sorted by highest median salary.

View all 50 states →

Frequently Asked Questions

How much do Biological Science Teachers, Postsecondary make in Illinois?
The median annual salary for Biological Science Teachers, Postsecondary in Illinois is $99,060 as of 2025. The average (mean) salary is $108,130.
What is the salary range for a Biological Science Teachers, Postsecondary in Illinois?
Salaries for Biological Science Teachers, Postsecondary in Illinois range from $47,340 at the 10th percentile to $207,930 at the 90th percentile. The middle 50% earn between $62,740 and $132,780.
What is the starting salary for a Biological Science Teachers, Postsecondary in Illinois?
Entry-level Biological Science Teachers, Postsecondary positions in Illinois typically start around $47,340 (10th percentile). With some experience, salaries rise to $62,740 (25th percentile).
How many people work as Biological Science Teachers, Postsecondary in Illinois?
According to 2025 BLS data, approximately 2,340 people are employed as Biological Science Teachers, Postsecondary in Illinois.
What is the hourly rate for a Biological Science Teachers, Postsecondary in Illinois?
Based on a standard 2,080-hour work year, the median hourly rate for a Biological Science Teachers, Postsecondary in Illinois is approximately $47.62 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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