First-Line Supervisors of Correctional Officers Salary in Illinois

First-line supervisors of correctional officers in Illinois earn the most in Chicago (average $109,570 a year) and the least in Peoria ($80,190), across the 2 Illinois metro areas we cover. Statewide, BLS puts the first-line supervisors of correctional officers average at $114,640 and the median at $105,450 for 2,860 workers. The U.S. average for this job is $84,380.

First-Line Supervisors of Correctional Officers average salary by city in Illinois

Chicago$109,570
Peoria$80,190

Pay, take-home pay and cost of living

City	Average	Median	25th pct.	Take-home*	Cost of living
Chicago	$109,570	$105,450	$102,670	$80,630	104
Peoria	$80,190	$81,330	$77,400	$61,415	91

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

First-Line Supervisors of Correctional Officers salary in other states

First-Line Supervisors of Correctional Officers 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 33-1011.
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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