Biological Science Teacher, Postsecondary Salary in Illinois (2026)

Official state-level BLS pay data for Biological Science Teachers, Postsecondary in Illinois, plus how it compares with the rest of the country.

Official BLS state wage data · Unknown vintage
Illinois Median
$99,060
per year
Hourly Rate
$47.63
based on 2,080 hrs/yr
vs National
+17% vs US median
US median $84,620
State Rank
#9 of 49
2,340 employed here

How much does a Biological Science Teacher, Postsecondary make in Illinois?

Biological Science Teachers, Postsecondary in Illinois take home a median of $99,060 annually — roughly $47.63 an hour — which runs 17% above the national median of $84,620.

Within Illinois, entry-level pay starts around $47,340 while the top 10% make $207,930 or more. The middle 50% of earners fall between $62,740 and $132,780 a year.

Biological Science Teacher, Postsecondary salary range in Illinois

Pay levelAnnual salaryHourly rate
10th percentile (entry level)$47,340$22.76
25th percentile (early career)$62,740$30.16
50th percentile (median)$99,060$47.63
75th percentile (experienced)$132,780$63.84
90th percentile (top earners)$207,930$99.97

How Illinois compares

Illinois ranks 9th out of 49 states and territories for Biological Science Teacher, Postsecondary pay. The top 5 best-paying states:

RankStateMedian salary
1California$129,150
2Massachusetts$105,050
3Michigan$103,620
4New Hampshire$102,410
5Rhode Island$102,300

Working as a Biological Science Teacher, Postsecondary in Illinois

Nationally, about 50,000 people work as Biological Science Teachers, Postsecondary in the United States. A bachelor's degree (about 4 years of college) is the standard entry requirement.

Considering a move? Compare Illinois pay ($99,060) 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 a Biological Science Teacher, Postsecondary make in Illinois?
The median Biological Science Teacher, Postsecondary salary in Illinois is $99,060 per year, or about $47.63 per hour, per official BLS state wage estimates. Salaries typically range from $47,340 at the entry level to $207,930 for the top 10% of earners.
How does Illinois pay compare to the national average?
Illinois pays Biological Science Teachers, Postsecondary about 17% more than the national median of $84,620. Illinois ranks 9th out of 49 states and territories reporting this occupation.
Is Illinois a good state for Biological Science Teachers, Postsecondary?
Yes on pay — Illinois pays above the national median for this occupation, at $99,060 a year. About 2,340 Biological Science Teachers, Postsecondary 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 Biological Science Teacher, Postsecondary 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.