Geological and Earth Sciences/Geosciences at California Polytechnic State University-San Luis Obispo
Bachelor's Degree
calpoly.eduAnalysis
Cal Poly SLO's geosciences program lands graduates at nearly $50,000 within their first year—roughly $10,000 above the national median and competitive with UC Davis. Perhaps more surprisingly, students graduate with just $15,000 in debt, among the lowest in the nation for this field. That $48,489 starting salary might place the program in the 60th percentile among California geology programs, but given the minimal debt burden, the return on investment actually outpaces flashier names.
The debt-to-earnings ratio of 0.31 means graduates owe less than four months' salary, giving them unusual financial flexibility for a field that often requires graduate work or field seasons with modest pay. Compare this to the national picture: most geology graduates carry $24,757 in debt while earning $39,678—nearly double the debt for $9,000 less in earnings. Even within California, where the median debt is $17,896, Cal Poly manages to keep costs notably lower.
For families weighing Cal Poly's selective admission process (30% acceptance rate), the financial equation is straightforward. Your child enters a hands-on program at a polytechnic known for practical training, graduates with manageable debt, and earns competitively from day one. That's a foundation that supports whatever comes next—whether that's immediate employment in environmental consulting or the financial breathing room to pursue graduate studies.
Where California Polytechnic State University-San Luis Obispo Stands
Earnings vs. debt across all geological and earth sciences/geosciences bachelors's programs nationally
Earnings Distribution
How California Polytechnic State University-San Luis Obispo graduates compare to all programs nationally
Compare to Similar Programs in California
Geological and Earth Sciences/Geosciences bachelors's programs at peer institutions in California (40 total in state)
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| School | In-State Tuition | Earnings (1yr) | Earnings (4yr) | Median Debt | Debt/Earnings |
|---|---|---|---|---|---|
| $11,075 | $48,489 | — | $15,000 | 0.31 | |
| $7,439 | $49,406 | — | $19,375 | 0.39 | |
| $15,247 | $43,462 | $67,743 | $16,416 | 0.38 | |
| $14,560 | $43,362 | $56,645 | $20,833 | 0.48 | |
| $8,290 | $41,351 | — | $21,500 | 0.52 | |
| $14,237 | $38,804 | $57,317 | $15,000 | 0.39 | |
| National Median | — | $39,678 | — | $24,757 | 0.62 |
Career Paths
Occupations commonly associated with geological and earth sciences/geosciences graduates
Natural Sciences Managers
Clinical Research Coordinators
Water Resource Specialists
Geoscientists, Except Hydrologists and Geographers
Hydrologists
Atmospheric, Earth, Marine, and Space Sciences Teachers, Postsecondary
Chemistry Teachers, Postsecondary
Geological Technicians, Except Hydrologic Technicians
Hydrologic Technicians
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 California Polytechnic State University-San Luis Obispo, approximately 18% 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 31 graduates with reported earnings and 33 graduates with debt data. Small samples may not be representative.