As of April 01, 2025, the average annual salary for a Chemical Engineer I in Oak Park, IL is $90,255. Salary.com reports that pay typically ranges from $81,702 to $99,653, with most professionals earning between $73,915 and $108,210.
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $96,432 | $8,036 | $1,854 | $46 |
| Average | $87,338 | $7,278 | $1,680 | $42 |
| 25th Percentile | $79,061 | $6,588 | $1,520 | $38 |
An entry-level Chemical Engineer I with under 1 year experience makes about $88,355. With less than 2 years of experience, a mid-level Chemical Engineer I makes around $89,261. After 2-4 years, the Chemical Engineer I pay rises to about $91,337. Those senior Chemical Engineer I with 5-8 years of experience earn roughly $91,752, and those Chemical Engineer I having 8 years or more experience are expected to earn about $92,028 on average.
| Levels | Salary |
|---|---|
| Entry Level Chemical Engineer I | $88,355 |
| Intermediate Level Chemical Engineer I | $89,261 |
| Senior Level Chemical Engineer I | $91,337 |
| Specialist Level Chemical Engineer I | $91,752 |
| Expert Level Chemical Engineer I | $92,028 |
| Entry Level | 1% |
| Mid Level | 2% |
| Senior Level | 5% |
| Top Level | 5% |
| Experienced | 5% |
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