ScienceOfficial Payroll Survey · 99/1003–5 years
Mid Level Biologist Salary in Chicago
2026 · Mid-career professionals with 3–5 years of experience at median market pay.
$90,343/yr
Typical range: $77,988 – $118,443
P25–P50 · BLS OEWS employer payroll data
Biologist salary by experience level in Chicago
Biologist Salary Progression in Chicago
From entry-level through staff — based on BLS OEWS percentile data
| Experience Level | Years | Percentile | Annual Salary | Monthly | vs Entry |
|---|---|---|---|---|---|
| Entry | 0 yrs | 0 yrs | $62,472 | $5,206 | — |
| Junior | 2 yrs | 2 yrs | $78,810 | $6,568 | +26% |
| Mid-LevelThis page | 4 yrs | 4 yrs | $90,343 | $7,529 | +45% |
| Senior | 6 yrs | 6 yrs | $102,838 | $8,570 | +65% |
| Staff | 10 yrs | 10 yrs | $129,749 | $10,812 | +108% |
| Principal | 14 yrs | 14 yrs | $150,508 | $12,542 | +141% |
| Distinguished | 18 yrs | 18 yrs | $155,698 | $12,975 | +149% |
Current Salary
$90,343
Mid Level · 3–5 years
Hourly: $43/hr
Next Level Target
$102,838
Senior · 6
+$12Kpotential uplift
Career Opportunity
36/100
Below Average
+6% demand · Low AI risk
Frequently Asked Questions
What is the mid level Biologist salary in Chicago, IL?
Mid Level Biologists in Chicago, IL earn approximately $90K per year (2026). This corresponds to the P25–P50 range of BLS OEWS employer payroll data.
How much does a mid level Biologist make per hour in Chicago, IL?
Based on $90K annually, the hourly rate is approximately $43/hr (2,080-hour work year).
How do I get from mid level to senior Biologist in Chicago, IL?
The typical progression takes 2–4 years with consistent skill development, project leadership, and strategic job moves. A senior Biologist in Chicago, IL earns $118K–$143K/yr.