Salary guide, May 2025
Bioprocess Technician pay in Chicago-Naperville-Elgin, IL-IN
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The median annual wage for Biological Technicians in Chicago-Naperville-Elgin, IL-IN was $57,700 (U.S. Bureau of Labor Statistics, OEWS, May 2025). The middle half of workers earned between $44,070 and $70,060.
The Chicago-Naperville-Elgin, IL-IN median is $190 above the national median of $57,510, both from BLS May 2025.
Closest proxy · SOC 19-4021 Biological Technicians
The Bioprocess Technician title maps to the published occupation. BLS does not separate this process, credential, shift or plant-specific title from other work in the occupation.
What should you know about chicago-Naperville-Elgin, IL-IN?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $38,950 | $44,070 | $57,700 | $70,060 | $79,030 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $18.72 | $21.19 | $27.74 | $33.68 | $38.00 |
BLS estimated 470 workers employed in this occupation in Chicago-Naperville-Elgin, IL-IN. Location quotient: 0.23.
What should you know about united States?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $40,330 | $48,130 | $57,510 | $71,520 | $84,940 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $19.39 | $23.14 | $27.65 | $34.39 | $40.84 |
What should you know about role pay against all occupations here?
The published Bioprocess Technician median is $57,700. The all-occupations median in Chicago-Naperville-Elgin, IL-IN is $54,720. Ratio: 1.05 (role median divided by all-occupations median, same units, BLS May 2025). Location quotient 0.23 measures how concentrated this occupation's employment is here against the nation. It is not a wage index.
What should you know about two BLS releases?
| Release period | 25th | Median | 75th |
|---|---|---|---|
| May 2024 | $41,870 | $51,950 | $81,420 |
| May 2025 | $44,070 | $57,700 | $70,060 |
These are two separate BLS estimates from different survey panels. The workers and employers behind them differ, so the gap is not like-for-like pay for the same workers and is not a growth rate. We show no percentage change.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 19-4021 Biological Technicians, Chicago-Naperville-Elgin, IL-IN. Official occupation data · Official area tables. Released 2026-05-15.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 19-4021 Biological Technicians, U.S.. Official occupation data · Official area tables. Released 2026-05-15.
What should you know about nearby areas?
| Area | Median | 25th to 75th |
|---|---|---|
| Milwaukee-Waukesha, WI | $50,320 | $45,640 to $58,420 |
| Lafayette-West Lafayette, IN | $62,630 | $51,620 to $78,680 |