Marine Biology Degree in St. Petersburg, FL — Salary & ROI 2026
Marine Biology degree analysis for St. Petersburg, FL. 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
5.5 yrs
in St. Petersburg
Cost of Living
97
index (100 = avg)
Marine Biology in St. Petersburg, FL Overview
St. Petersburg is one of Florida's top college towns, with 22 institutions and a student population of 17,306. Public tuition averages $10,405/year here — well below the national average, making it a cost-effective choice. Marine Biology enrollment is stable nationwide, with steady demand for graduates skilled in Scuba Diving and Marine Ecology. The adjusted starting salary in St. Petersburg is approximately $48,500.
Category
STEM
Local Colleges
22
Public Tuition
$10,405/yr
Private Tuition
$48,010/yr
Room & Board
$9,763/yr
Avg Fin. Aid
$8,802/yr
Unemployment
4.4%
Graduation Rate
48%
Marine Biology Salary in St. Petersburg (COL-Adjusted)
Salaries adjusted for St. Petersburg's cost of living index of 97 (national average = 100).
Note: National average Marine Biology salary: $50,000 starting, $62,000 mid-career, $78,000 senior level.St. Petersburg adjustment factor: 0.97x based on the local cost of living index.
Marine Biology ROI Calculator for St. Petersburg
Estimate your return on investment for a Marine Biology degree using local St. Petersburg tuition and cost of living data.
Public avg: $10,405 | Private avg: $48,010
St. Petersburg avg aid: $8,802/yr
Federal avg: 6.5% | Private: 4-14%
Total Education Cost
$80,672
tuition + room & board - aid
Annual Earnings Premium
$14,550
vs HS diploma in St. Petersburg
ROI Payback Period
5.5 years
to break even
Lifetime Return in St. Petersburg
$161,828
Lifetime earnings premium ($242,500) minus total education cost ($80,672)
Student Loan Payoff for Marine Biology in St. Petersburg
Standard Plan (10 years)
Aggressive Plan (5 years)
Colleges in St. Petersburg for Marine Biology
Eckerd College
private
$48,010/yr
$192,040 total
Community Colleges (2-Year Transfer)
St. Petersburg College
$3,120/yr
Top Employers for Marine Biology in St. Petersburg
St. Petersburg offers opportunities in Tech companies, Research labs, Government agencies for Marine Biology graduates. National top employers in this field include:
Key St. Petersburg Hiring Sectors for STEM
Tech companies
Research labs
Government agencies
Startups
Consulting firms
Common Marine Biology Job Titles
Marine Biology in Nearby Florida Cities
Jacksonville, FL
$59K starting · COL 117
35 colleges
Miami, FL
$49K starting · COL 98
12 colleges
Tampa, FL
$51K starting · COL 101
26 colleges
Orlando, FL
$48K starting · COL 96
16 colleges
Hialeah, FL
$39K starting · COL 78
22 colleges
Port St. Lucie, FL
$49K starting · COL 98.5
8 colleges
Tallahassee, FL
$45K starting · COL 89
11 colleges
Cape Coral, FL
$49K starting · COL 97.8
7 colleges
Other STEM Majors in St. Petersburg
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
Actuarial Science
$49K starting · 3 yr ROI
Cybersecurity
$78K starting · 3 yr ROI
Robotics Engineering
$49K starting · 3 yr ROI
Marine Biology Degree in St. Petersburg — 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. Petersburg.