Mid-level Molecular and Cellular Biologist salary in St. Louis, MO
Based on 17 certified H-1B filings at DOL wage level II in the St. Louis, MO-IL metro area, FY2025–FY2026. Includes St Louis, Saint Louis, Chesterfield, Kirkwood.
Salary range
| Percentile | Salary |
|---|---|
| 10th | $63,856 |
| 25th | $68,604 |
| 50th (median) | $75,000 |
| 75th | $90,000 |
| 90th | $103,350 |
Cost of living
St. Louis's median mid-level Molecular and Cellular Biologist salary of $75,000 is worth about $78,900 at national average prices.
Source: BEA Regional Price Parities, 2024 (U.S. = 100; St. Louis = 95.1).
Compared with all workers here
All Molecular and Cellular Biologists in the St. Louis, MO area earned a median of $78,330 in May 2025 (480 employed). The H-1B median here is $75,000, 4% lower.
Source: U.S. Bureau of Labor Statistics, OEWS metropolitan area estimates. BLS wages include some incentive pay; H-1B figures are base salary.
Employers filing at this level
| Employer | Median | Filings |
|---|---|---|
| Washington University | too few | 8 |
| Saint Louis University | too few | 4 |
| CapyBio | too few | 2 |
| Panome Bio | too few | 2 |
Employers with at least 2 filings here. Median shown at 10+ filings.
By experience level
| Wage level | Median | Filings |
|---|---|---|
| Entry-level · Level I | $58,240 | 34 |
| Mid-level · Level II | $75,000 | 17 |
| Senior · Level III | too few | 4 |
| Expert · Level IV | too few | 5 |
Median shown when a level has at least 10 filings.
Minimum H-1B salary by level
| Wage level | Prevailing wage (most common) | Median offered salary | Filings |
|---|---|---|---|
| Entry-level · Level I | $53,851 | $58,240 | 34 |
| Mid-level · Level II | $63,856 | $75,000 | 17 |
The prevailing wage is the minimum an employer must pay for this job and area. Amounts vary by county within a metro and by wage source.