Occupational Therapy Assistants Salary in Illinois

State wage data from the BLS OEWS survey, May 2025.

Median annual

$64,120

Median hourly

$31

Average annual

$65,580

Employed in state

2.5K

The median annual salary for Occupational Therapy Assistants in Illinois is $64,120, or about $31 an hour. That is 11% lower than the national median.

Pay in Illinois ranges from $47,830 at the 10th percentile to $80,150 at the 90th percentile. Roughly 2.5K people work as occupational therapy assistants in the state.

Pay distribution in Illinois

10th$47,830

25th$59,460

Median$64,120

75th$73,850

90th$80,150

Salary calculator

Pay amountPay period

Hours / weekWeeks / year

Hourly: $30.83
Daily: $247
Weekly: $1,233
Bi-weekly: $2,466
Monthly: $5,343
Annual: $64,120

$64,120 a year is around the 50th percentile for Occupational Therapy Assistantss in Illinois. The median is $64,120.

Occupational Therapy Assistants — Illinois
Percentile	Hourly	Annual
10th percentile	$23.00	$47,830
25th percentile	$28.60	$59,460
Median	$30.80	$64,120
75th percentile	$35.50	$73,850
90th percentile	$38.50	$80,150
Average (mean)	$31.50	$65,580
Employment	2,470 people

Occupational Therapy Assistants pay by metro area in Illinois

Metro area	Median annual	Employment
Chicago-Naperville-Elgin, IL-IN	$67,840	1.7K
St. Louis, MO-IL	$67,450	780
Springfield, IL	$67,140	40
Rockford, IL	$62,640	40
Cape Girardeau, MO-IL	$62,010	60
Davenport-Moline-Rock Island, IA-IL	$61,510	60
Champaign-Urbana, IL	$60,840	70
Bloomington, IL	$60,050	50
Peoria, IL	$55,210	100

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