Analysis
Western Illinois University's biology program shows something unusual for STEM: graduates see substantial income growth early in their careers, with earnings jumping 29% between years one and four to reach $43,958. While that first-year salary of $34,052 sits just above the state and national medians, the trajectory matters hereβmany biology grads start in lab tech or research assistant roles before moving into better-paying positions, and this program's graduates appear to be making that transition successfully.
The debt picture strengthens the case. At $27,585, students borrow only slightly more than typical for Illinois biology programs, and with a debt-to-earnings ratio of 0.81, most graduates should be able to manage payments without financial strain. That's particularly important given that many biology majors pursue graduate schoolβstarting with manageable debt preserves options for advanced degrees in healthcare, research, or related fields.
The main limitation is that this program doesn't reach the top tier of Illinois biology programs. Governors State and Northeastern Illinois produce graduates earning $40,000+ even in their first year out. But for families prioritizing affordability and steady career progression over immediate earnings, Western Illinois delivers solid fundamentals: reasonable debt, above-average outcomes for the field, and evidence that graduates gain traction in the job market relatively quickly.
Where Western Illinois University Stands
Earnings vs. debt across all biology bachelors's programs nationally
Earnings Distribution
How Western Illinois University graduates compare to all programs nationally
Earnings Over Time
How earnings evolve from 1 year to 4 years after graduation
| School | 1 Year | 4 Years | Growth |
|---|---|---|---|
| Western Illinois University | $34,052 | $43,958 | +29% |
| Benedictine University | $29,215 | $58,750 | +101% |
| DePaul University | $30,750 | $56,990 | +85% |
| Aurora University | $32,691 | $55,327 | +69% |
| Eastern Illinois University | $31,278 | $54,609 | +75% |
Compare to Similar Programs in Illinois
Biology bachelors's programs at peer institutions in Illinois (50 total in state)
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| School | In-State Tuition | Earnings (1yr) | Earnings (4yr) | Median Debt | Debt/Earnings |
|---|---|---|---|---|---|
| $14,952 | $34,052 | $43,958 | $27,585 | 0.81 | |
| $11,320 | $43,641 | $45,671 | $31,250 | 0.72 | |
| $12,383 | $40,392 | $52,784 | $14,031 | 0.35 | |
| $12,700 | $38,137 | $48,556 | $23,630 | 0.62 | |
| $12,922 | $38,067 | $50,151 | $22,396 | 0.59 | |
| $36,840 | $37,977 | $46,068 | $26,939 | 0.71 | |
| National Median | β | $32,316 | β | $25,000 | 0.77 |
Career Paths
Occupations commonly associated with biology graduates
Natural Sciences Managers
Clinical Research Coordinators
Water Resource Specialists
Medical Scientists, Except Epidemiologists
Biological Science Teachers, Postsecondary
Forensic Science Technicians
Secondary School Teachers, Except Special and Career/Technical Education
Biological Technicians
Agricultural Technicians
Precision Agriculture Technicians
Food Science Technicians
Biological Scientists, All Other
About This Data
Source: U.S. Department of Education College Scorecard (October 2025 release)
Population: Graduates who received federal financial aid (Title IV grants or loans). At Western Illinois University, approximately 28% of students receive Pell grants. Students who did not receive federal aid are not included in these figures.
Earnings: Median earnings from IRS W-2 data for graduates who are employed and not enrolled in further education, measured 1 year after completion. Earnings are pre-tax and include wages, salaries, and self-employment income.
Debt: Median cumulative federal loan debt at graduation. Does not include private loans or Parent PLUS loans borrowed on behalf of students.
Sample Size: Based on 85 graduates with reported earnings and 100 graduates with debt data. Small samples may not be representative.