How Much Do Radiation Therapists Make in Illinois?
Median wage from BLS May 2025 — and the after-tax number the salary sites skip. Tax year 2026.
Quick answer
According to payandtaxes.com's analysis of BLS May 2025 data and 2026 tax law, the median Radiation Therapists in Illinois earns $124,600 per year and takes home $90,407 ($7,534/month) — a keep-rate of 72.6%.
Free. No signup. Single filer, standard deduction — full model.
| Gross pay | $10,383.33 |
| Federal income tax | $1,553.16 |
| Social Security | $643.77 |
| Medicare | $150.56 |
| Illinois state income tax | $501.91 |
| You keep | $7,533.94 |
How much do Radiation Therapists make in Illinois?
The median Radiation Therapists in Illinois earns $124,600 per year (BLS May 2025), about $59.91 per hour.
What is that after taxes?
$124,600 gross in Illinois keeps $90,407 after federal income tax ($18,638), FICA ($9,532) and state income tax ($6,023) — $7,534 per month, a 72.6% keep-rate.
How does Illinois compare to the national median for Radiation Therapists?
The Illinois median is $19,290 above the national median of $105,310.
Which state pays Radiation Therapists the most?
California has the highest median gross for Radiation Therapists at $166,450 — but compare take-home, not gross: state taxes change the order.
Radiation Therapists salary in every state · Illinois paycheck calculator · Illinois minimum wage