The median annual wage for Environmental Science and Protection Technicians, Including Health in Chicago-Naperville-Elgin, IL-IN is $64,770 (May 2024 BLS OES). The mean (average) is $69,820.
Pay spans roughly $40,720 at the 10th percentile to $95,660 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $31.14 per hour. An estimated 540 people work as environmental science and protection technicians, including health in Chicago-Naperville-Elgin, IL-IN.
| Median (annual) | $64,770 |
| Mean (annual) | $69,820 |
| Median (hourly) | $31.14 |
| 10th percentile | $40,720 |
| 90th percentile | $95,660 |
| Employment | 540 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.