Microbiologists Salary in Illinois

Microbiologists in Illinois earn the most in Peoria (average $103,130 a year) and the least in Champaign ($69,280), across the 3 Illinois metro areas we cover. Statewide, BLS puts the microbiologists average at $93,850 and the median at $92,050 for 1,470 workers. The U.S. average for this job is $97,600.

Microbiologists average salary by city in Illinois

Peoria$103,130
Chicago$95,550
Champaign$69,280

Pay, take-home pay and cost of living

City	Average	Median	25th pct.	Take-home*	Cost of living
Peoria	$103,130	$93,240	$71,020	$76,418	91
Chicago	$95,550	$100,620	$66,810	$71,461	104
Champaign	$69,280	$66,560	$56,860	$54,280	93

*Average salary after federal and state taxes for a single filer. Cost of living: BEA price parity, U.S. = 100.

Microbiologists salary in other states

Microbiologists salary by city and state

More about pay in Illinois

Sources and how to read this page

Wages: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates for metropolitan areas. SOC code 19-1022.
U.S. and statewide figures: BLS OEWS national and state estimates, May 2025, every employer including rural areas.
Cost of living: Bureau of Economic Analysis regional price parities (RPP), 2024; 100 = U.S. average.

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