The median annual wage for Radiation Therapists in Louisville/Jefferson County, KY-IN is $101,590 (May 2024 BLS OES). The mean (average) is $116,120.
Pay spans roughly $79,980 at the 10th percentile to $113,660 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $48.84 per hour. An estimated 90 people work as radiation therapists in Louisville/Jefferson County, KY-IN.
| Median (annual) | $101,590 |
| Mean (annual) | $116,120 |
| Median (hourly) | $48.84 |
| 10th percentile | $79,980 |
| 90th percentile | $113,660 |
| Employment | 90 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.