Est. Earnings (1yr)
$40,078
Est. from CA median (10 programs)
Est. Median Debt
$17,896
Est. from CA median (10 programs)

Analysis

Sonoma State's geoscience program sits at a challenging crossroads. Based on comparable bachelor's programs across California, graduates typically start around $40,000—roughly matching the national median but landing well behind California's top programs, where Cal Poly SLO and Pomona graduates earn nearly $50,000. The estimated debt load of $17,900 creates a manageable 0.45 debt-to-earnings ratio, significantly better than the national median debt of $24,757 for this field. That lower borrowing matters for a field where entry-level salaries don't provide much cushion.

The real question is trajectory. Geosciences can lead to solid careers in environmental consulting, resource management, or energy sectors—fields where California's regulatory environment and natural resources create genuine demand. But first-year earnings in the low $40,000s in one of the nation's most expensive states leave little room for error. The gap between Sonoma State and the state's stronger programs suggests differences in either curriculum strength, alumni networks, or regional employer preferences that could affect both immediate job prospects and longer-term earning potential.

With these figures drawn from peer programs rather than Sonoma State's actual outcomes, you're operating with limited visibility. If your child is passionate about earth sciences and committed to the Bay Area, the relatively modest debt provides some safety. But investigate what makes graduates from programs like Cal Poly or UC Davis command 20% higher starting salaries—and whether Sonoma State offers comparable pathways into those same opportunities.

Where Sonoma State University Stands

Earnings vs. debt across all geological and earth sciences/geosciences bachelors's 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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SchoolIn-State TuitionEarnings (1yr)*Earnings (4yr)Median Debt*Debt/Earnings
Sonoma State UniversityRohnert Park$8,190$40,078*$17,896*
California State Polytechnic University-PomonaPomona$7,439$49,406*$19,375*0.39
California Polytechnic State University-San Luis ObispoSan Luis Obispo$11,075$48,489*$15,000*0.31
University of California-DavisDavis$15,247$43,462*$67,743$16,416*0.38
University of California-Santa CruzSanta Cruz$14,560$43,362*$56,645$20,833*0.48
San Diego State UniversitySan Diego$8,290$41,351*$21,500*0.52
National Median$39,678*$24,757*0.62
* Estimated from similar programs

Career Paths

Occupations commonly associated with geological and earth sciences/geosciences graduates

Natural Sciences Managers

Plan, direct, or coordinate activities in such fields as life sciences, physical sciences, mathematics, statistics, and research and development in these fields.

$161,180/yrJobs growth:Bachelor's degree

Clinical Research Coordinators

Plan, direct, or coordinate clinical research projects. Direct the activities of workers engaged in clinical research projects to ensure compliance with protocols and overall clinical objectives. May evaluate and analyze clinical data.

$161,180/yrJobs growth:Bachelor's degree

Water Resource Specialists

Design or implement programs and strategies related to water resource issues such as supply, quality, and regulatory compliance issues.

$161,180/yrJobs growth:Bachelor's degree

Geoscientists, Except Hydrologists and Geographers

Study the composition, structure, and other physical aspects of the Earth. May use geological, physics, and mathematics knowledge in exploration for oil, gas, minerals, or underground water; or in waste disposal, land reclamation, or other environmental problems. May study the Earth's internal composition, atmospheres, and oceans, and its magnetic, electrical, and gravitational forces. Includes mineralogists, paleontologists, stratigraphers, geodesists, and seismologists.

$99,240/yrJobs growth:Bachelor's degree

Hydrologists

Research the distribution, circulation, and physical properties of underground and surface waters; and study the form and intensity of precipitation and its rate of infiltration into the soil, movement through the earth, and return to the ocean and atmosphere.

$92,060/yrJobs growth:Bachelor's degree

Atmospheric, Earth, Marine, and Space Sciences Teachers, Postsecondary

Teach courses in the physical sciences, except chemistry and physics. Includes both teachers primarily engaged in teaching, and those who do a combination of teaching and research.

$83,980/yrJobs growth:

Chemistry Teachers, Postsecondary

Teach courses pertaining to the chemical and physical properties and compositional changes of substances. Work may include providing instruction in the methods of qualitative and quantitative chemical analysis. Includes both teachers primarily engaged in teaching, and those who do a combination of teaching and research.

$83,980/yrJobs growth:

Geological Technicians, Except Hydrologic Technicians

Assist scientists or engineers in the use of electronic, sonic, or nuclear measuring instruments in laboratory, exploration, and production activities to obtain data indicating resources such as metallic ore, minerals, gas, coal, or petroleum. Analyze mud and drill cuttings. Chart pressure, temperature, and other characteristics of wells or bore holes.

$50,510/yrJobs growth:Associate's degree

Hydrologic Technicians

Collect and organize data concerning the distribution and circulation of ground and surface water, and data on its physical, chemical, and biological properties. Measure and report on flow rates and ground water levels, maintain field equipment, collect water samples, install and collect sampling equipment, and process samples for shipment to testing laboratories. May collect data on behalf of hydrologists, engineers, developers, government agencies, or agriculture.

$50,510/yrJobs growth:Associate's degree
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 Sonoma State University, approximately 36% 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.

Estimated Earnings: Actual earnings data is not available for this program (typically due to privacy thresholds when fewer than 30 graduates reported earnings). The estimate shown is based on the median of 10 similar programs in CA. Actual outcomes may vary.