Occupational Therapy Assistants Salary in Illinois

Occupational therapy assistants in Illinois earn the most in Springfield (average $69,130 a year) and the least in Peoria ($55,420), across the 6 Illinois metro areas we cover. Statewide, BLS puts the occupational therapy assistants average at $65,580 and the median at $64,120 for 2,470 workers. The U.S. average for this job is $70,710.

Occupational Therapy Assistants average salary by city in Illinois

Springfield$69,130
Chicago$68,150
Rockford$65,190
Champaign$59,370
Bloomington$58,880
Peoria$55,420

Pay, take-home pay and cost of living

City	Average	Median	25th pct.	Take-home*	Cost of living
Springfield	$69,130	$67,140	$59,660	$54,182	93
Chicago	$68,150	$67,840	$61,730	$53,541	104
Rockford	$65,190	$62,640	$59,460	$51,474	92
Champaign	$59,370	$60,840	$50,290	$47,086	93
Bloomington	$58,880	$60,050	$49,630	$46,717	94
Peoria	$55,420	$55,210	$37,200	$44,108	91

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

Occupational Therapy Assistants salary in other states

Occupational Therapy Assistants 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 31-2011.
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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