What is the starting salary for Marine Biology graduates in St. Louis?

The estimated starting salary for Marine Biology graduates in St. Louis, MO is $48,500 per year, adjusted for the local cost of living index of 97. The national average starting salary for this major is $50,000. Salaries in St. Louis are 3% lower than the national average due to cost of living differences.

Is a Marine Biology degree worth it in St. Louis?

A Marine Biology degree in St. Louis has an estimated ROI payback period of 5.8 years, with a projected lifetime return of $158,244 after subtracting education costs. With 23 colleges in the area and average public tuition of $12,343/year, St. Louis offers affordable options for this degree. The local unemployment rate of 4.5% and the major's national unemployment rate of 5.5% should also factor into your decision.

How much does it cost to study Marine Biology in St. Louis?

The average annual public university tuition in St. Louis is $12,343, while private universities average $55,255/year. Including room and board ($8,721/year), total 4-year costs range from $84,256 at a public school to $255,904 at a private institution. Average financial aid per student in St. Louis is $9,996/year.

What jobs can Marine Biology graduates get in St. Louis?

Marine Biology graduates in St. Louis can pursue careers as Marine Biologist, Aquarist, Environmental Consultant. Key skills valued by local employers include Scuba Diving, Marine Ecology, Field Research, Water Quality Analysis. The St. Louis job market features Tech companies, Research labs, Government agencies among the top hiring sectors for this field. National top employers include NOAA, Monterey Bay Aquarium, USGS.

How long to pay off student loans for Marine Biology in St. Louis?

With a standard 10-year repayment plan at 6.5% interest, Marine Biology graduates in St. Louis would pay $957/month on an estimated $84,256 in loans, with $30,549 in total interest. An aggressive 5-year plan would require $1,649/month but save $15,891 in interest. With a COL-adjusted starting salary of $48,500, monthly payments would represent 24% of gross monthly income.

Marine Biology Degree in St. Louis, MO — Salary & ROI 2026

Marine Biology degree analysis for St. Louis, MO. COL-adjusted salary data, local tuition costs, ROI calculator, and job market outlook.

Starting Salary

$49K

COL-adjusted

Mid-Career

$60K

COL-adjusted

ROI Payback

5.8 yrs

in St. Louis

Cost of Living

index (100 = avg)

Marine Biology in St. Louis, MO Overview

St. Louis is one of Missouri's top college towns, with 23 institutions and a student population of 23,342. Public tuition averages $12,343/year here — near the national average for public universities. Marine Biology enrollment is stable nationwide, with steady demand for graduates skilled in Scuba Diving and Marine Ecology. The adjusted starting salary in St. Louis is approximately $48,500.

Marine Biology Salary in St. Louis (COL-Adjusted)

Salaries adjusted for St. Louis's cost of living index of 97 (national average = 100).

Entry Level (0-2 yrs)

$48,500($-1,500 vs national)

Mid Career (5-9 yrs)

$60,140($-1,860 vs national)

Senior Level (15+ yrs)

$75,660($-2,340 vs national)

Note: National average Marine Biology salary: $50,000 starting, $62,000 mid-career, $78,000 senior level.St. Louis adjustment factor: 0.97x based on the local cost of living index.

Marine Biology ROI Calculator for St. Louis

Estimate your return on investment for a Marine Biology degree using local St. Louis tuition and cost of living data.

Annual Tuition ($)

Public avg: $12,343 | Private avg: $55,255

Years of Study

Annual Financial Aid ($)

St. Louis avg aid: $9,996/yr

Student Loan Rate (%)

Federal avg: 6.5% | Private: 4-14%

Total Education Cost

$84,256

tuition + room & board - aid

Annual Earnings Premium

$14,550

vs HS diploma in St. Louis

ROI Payback Period

5.8 years

to break even

Lifetime Return in St. Louis

$158,244

Lifetime earnings premium ($242,500) minus total education cost ($84,256)

Student Loan Payoff for Marine Biology in St. Louis

Standard Plan (10 years)

Loan Amount$84,256

Monthly Payment$957

Total Interest$30,549

% of Monthly Income24%

Aggressive Plan (5 years)

Loan Amount$84,256

Monthly Payment$1,649

Total Interest$14,658

Interest Savings$15,891

Colleges in St. Louis for Marine Biology

Washington University in St. Louis

private

$60,590/yr

$242,360 total

Saint Louis University

private

$49,920/yr

$199,680 total

Community Colleges (2-Year Transfer)

St. Louis Community College

$3,600/yr

Top Employers for Marine Biology in St. Louis

St. Louis offers opportunities in Tech companies, Research labs, Government agencies for Marine Biology graduates. National top employers in this field include:

NOAAMonterey Bay AquariumUSGSWoods HoleNational Aquarium

Key St. Louis Hiring Sectors for STEM

Tech companies

Research labs

Government agencies

Startups

Consulting firms

Common Marine Biology Job Titles

Marine BiologistAquaristEnvironmental Consultant

Marine Biology in Nearby Missouri Cities

Kansas City, MO

$47K starting · COL 94

44 colleges

Springfield, MO

$40K starting · COL 80

5 colleges

Columbia, MO

$42K starting · COL 84

10 colleges

Independence, MO

$43K starting · COL 85.8

5 colleges

Lee's Summit, MO

$48K starting · COL 95.5

4 colleges

OFallon, MO

$44K starting · COL 87.3

4 colleges

St. Joseph, MO

$45K starting · COL 90.4

3 colleges

St. Charles, MO

$42K starting · COL 83.4

3 colleges

Other STEM Majors in St. Louis

Prompt Engineering

$49K starting · 1.5 yr ROI

Computational Linguistics

$92K starting · 2 yr ROI

Computer Science

$82K starting · 2.8 yr ROI

Software Engineering

$85K starting · 2.7 yr ROI

Data Science

$80K starting · 3 yr ROI

Astrophysics

$82K starting · 3 yr ROI

Actuarial Science

$49K starting · 3 yr ROI

Cybersecurity

$78K starting · 3 yr ROI

Methodology & Education Data Sources

How we calculate Marine Biology degree outcomes in St. Louis, MO: Our salary projections, ROI estimates, and tuition data combine multiple federal datasets to provide a localized view of education economics. We use a 10-year career-trajectory model standard in higher education research.

Tuition data sourced from IPEDS (Integrated Postsecondary Education Data System), the federal education statistics database operated by NCES. Average tuition for Marine Biology programs reflects 4-year public/private weighted averages for Missouri.
Career salary projections based on BLS Occupational Employment and Wage Statistics, with cost-of-living adjustments for St. Louis using regional CPI data.
10-year ROI calculates: (Total Career Earnings With Degree) − (Total Career Earnings Without Degree) − (Total Education Cost Including Interest on Loans).
Job market outlook for Marine Biology graduates uses BLS Occupational Outlook Handbook 10-year projections (2024-2034 base period).
Default rates and loan data sourced from College Scorecard (US Department of Education), which tracks repayment outcomes by institution.

Authoritative US education data sources:

IPEDS — Integrated Postsecondary Education Data — official federal college data
College Scorecard (US Dept of Education) — earnings, debt, completion rates
BLS Occupational Outlook Handbook — Marine Biology career projections
Federal Student Aid (FAFSA) — official US student loan and grant info
NCES Digest of Education Statistics — comprehensive education data
BLS Occupational Employment and Wages — entry-level salary data for Marine Biology grads

Education Disclaimer: Salary and ROI estimates are projections based on national and state-level averages. Individual outcomes depend on institution prestige, GPA, internships, location, network, and economic conditions. Always verify current tuition with the institution directly, and consult a financial aid counselor before taking on student loans. Use the Federal Loan Simulator to model repayment scenarios.

Reviewed by Brazora Monk · Last updated 2026 · IPEDS & BLS data current as of latest annual release

Financial Aid Resources for St. Louis Students

Beyond federal aid (FAFSA), Missouri students have access to state-specific grants, scholarships, and tuition assistance programs. The 2026-27 FAFSA also added a new Low Earnings Indicator (Dec 2025) flagging programs where graduates earn less than non-college peers — check your target school's status:

📋 Federal Aid (FAFSA)

Pell Grant up to $7,395/yr (2026-27). Subsidized loans at 6.53% (academic year 25-26):

🏛️ State Grants (Missouri)

State-specific grants stack with federal aid:

• USA.gov — Missouri programs
• NASFAA — State Aid Programs
• Search "missouri higher education commission grants"

🎓 College Outcomes Data

Verify earnings + debt before enrolling:

• College Scorecard — earnings, debt, completion
• NCES College Navigator
• IPEDS Net Price Calculator Center

💰 Scholarship Search

Free, official, scam-free scholarship databases:

2026-27 FAFSA tip: The new Low Earnings Indicator flags programs where graduates earn less than non-graduates. Check this before enrolling. Speak with a NASFAA-credentialed financial aid counselor at your target school.

Marine Biology Degree in St. Louis — FAQ

Data Sources: Salary data from BLS Occupational Outlook Handbook. Cost of living from BLS Regional Data. College data from NCES/IPEDS. Updated March 2026.

Explore More

Compare Marine Biology ROI in other cities, or explore other majors in St. Louis.

Marine Biology Overview Colleges in St. Louis All Majors