LIVE MARKET·271 IL postings · last 180 days·Updated April 30, 2026

Radiation Therapist salary in Illinois: $73.35/hr$2,934/wk$152,568/yr median.

Pay range $70.15$2,806$145,912–$75.95/hr$3,038/wk$157,976/yr across the middle 50% of 271 active Illinois postings from 70 employers.

1.8% below the national Radiation Therapist median of $74.70/hr · #21 of 48 states with live data.

Show pay as
Median /hr/wk/yr
$73.35$2,934$152,568
P25–P75
$70.15$2,806$145,912–$75.95$3,038$157,976
middle 50%
Postings
271
last 180 days
Employers
70
in IL
01·NEIGHBORING STATES·RADIATION THERAPIST

How Illinois compares with its neighbors.

01Iowa217 postings
$75.20/hr$3,008/wk$156,416/yr
02Wisconsin220 postings
$74.19/hr$2,968/wk$154,315/yr
03Indiana19 postings
$74.00/hr$2,960/wk$153,920/yr
04Illinois (this page)271 postings
$73.35/hr$2,934/wk$152,568/yr
05Kentucky35 postings
$70.70/hr$2,828/wk$147,056/yr
06Missouri59 postings
$69.85/hr$2,794/wk$145,288/yr
04·FREQUENTLY ASKED·RADIATION THERAPIST · IL

Radiation Therapist pay in Illinois, answered.

How much does a Radiation Therapist make in Illinois?

The median Radiation Therapist pay in Illinois is $73.35/hr (about $152,568/yr), based on 271 job postings with listed pay over the last 180 days.

What is the Radiation Therapist pay range in Illinois?

The middle 50% of Illinois postings pay $70.15–$75.95/hr. Listed pay runs from $39.00 to $133.83/hr.

Do Radiation Therapists in Illinois earn more than the national average?

Illinois pays 1.8% less than the national Radiation Therapist median of $74.70/hr, ranking #21 of 48 states with live data.

How many employers are hiring Radiation Therapists in Illinois?

70 employers posted Radiation Therapist roles with listed pay in Illinois over the last 180 days.

Figures come from active US healthcare job postings with listed pay in Illinois, collected over the last 180 days. States with fewer than 50 postings are shown on the national page only.